asia revision 200835
1200835Sedwin# @(#)asia 8.48 2192886Sedwin# This file is in the public domain, so clarified as of 3192886Sedwin# 2009-05-17 by Arthur David Olson. 464499Swollman 52742Swollman# This data is by no means authoritative; if you think you know better, 62742Swollman# go ahead and edit the file (and please send any changes to 72742Swollman# tz@elsie.nci.nih.gov for general use in the future). 82742Swollman 9158421Swollman# From Paul Eggert (2006-03-22): 102742Swollman# 112742Swollman# A good source for time zone historical data outside the U.S. is 12158421Swollman# Thomas G. Shanks and Rique Pottenger, The International Atlas (6th edition), 13158421Swollman# San Diego: ACS Publications, Inc. (2003). 142742Swollman# 1586222Swollman# Gwillim Law writes that a good source 1620094Swollman# for recent time zone data is the International Air Transport 1720094Swollman# Association's Standard Schedules Information Manual (IATA SSIM), 1820094Swollman# published semiannually. Law sent in several helpful summaries 1920094Swollman# of the IATA's data after 1990. 2020094Swollman# 21158421Swollman# Except where otherwise noted, Shanks & Pottenger is the source for 22158421Swollman# entries through 1990, and IATA SSIM is the source for entries afterwards. 2320094Swollman# 242742Swollman# Another source occasionally used is Edward W. Whitman, World Time Differences, 252742Swollman# Whitman Publishing Co, 2 Niagara Av, Ealing, London (undated), which 262742Swollman# I found in the UCLA library. 272742Swollman# 282742Swollman# A reliable and entertaining source about time zones is 2958787Sru# Derek Howse, Greenwich time and longitude, Philip Wilson Publishers (1997). 302742Swollman# 312742Swollman# I invented the abbreviations marked `*' in the following table; 322742Swollman# the rest are from earlier versions of this file, or from other sources. 332742Swollman# Corrections are welcome! 34114173Swollman# std dst 35114173Swollman# LMT Local Mean Time 36114173Swollman# 2:00 EET EEST Eastern European Time 37114173Swollman# 2:00 IST IDT Israel 38114173Swollman# 3:00 AST ADT Arabia* 39114173Swollman# 3:30 IRST IRDT Iran 40114173Swollman# 4:00 GST Gulf* 41114173Swollman# 5:30 IST India 42114173Swollman# 7:00 ICT Indochina* 43114173Swollman# 7:00 WIT west Indonesia 44114173Swollman# 8:00 CIT central Indonesia 45114173Swollman# 8:00 CST China 46114173Swollman# 9:00 CJT Central Japanese Time (1896/1937)* 47114173Swollman# 9:00 EIT east Indonesia 48149590Swollman# 9:00 JST JDT Japan 49149590Swollman# 9:00 KST KDT Korea 50114173Swollman# 9:30 CST (Australian) Central Standard Time 512742Swollman# 529908Swollman# See the `europe' file for Russia and Turkey in Asia. 532742Swollman 542742Swollman# From Guy Harris: 552742Swollman# Incorporates data for Singapore from Robert Elz' asia 1.1, as well as 562742Swollman# additional information from Tom Yap, Sun Microsystems Intercontinental 572742Swollman# Technical Support (including a page from the Official Airline Guide - 582742Swollman# Worldwide Edition). The names for time zones are guesses. 592742Swollman 602742Swollman############################################################################### 612742Swollman 6220094Swollman# These rules are stolen from the `europe' file. 632742Swollman# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S 6420094SwollmanRule EUAsia 1981 max - Mar lastSun 1:00u 1:00 S 65158421SwollmanRule EUAsia 1979 1995 - Sep lastSun 1:00u 0 - 6620094SwollmanRule EUAsia 1996 max - Oct lastSun 1:00u 0 - 6720094SwollmanRule E-EurAsia 1981 max - Mar lastSun 0:00 1:00 S 6820094SwollmanRule E-EurAsia 1979 1995 - Sep lastSun 0:00 0 - 6920094SwollmanRule E-EurAsia 1996 max - Oct lastSun 0:00 0 - 7020094SwollmanRule RussiaAsia 1981 1984 - Apr 1 0:00 1:00 S 7120094SwollmanRule RussiaAsia 1981 1983 - Oct 1 0:00 0 - 7220094SwollmanRule RussiaAsia 1984 1991 - Sep lastSun 2:00s 0 - 7320094SwollmanRule RussiaAsia 1985 1991 - Mar lastSun 2:00s 1:00 S 7420094SwollmanRule RussiaAsia 1992 only - Mar lastSat 23:00 1:00 S 7520094SwollmanRule RussiaAsia 1992 only - Sep lastSat 23:00 0 - 7620094SwollmanRule RussiaAsia 1993 max - Mar lastSun 2:00s 1:00 S 7720094SwollmanRule RussiaAsia 1993 1995 - Sep lastSun 2:00s 0 - 7820094SwollmanRule RussiaAsia 1996 max - Oct lastSun 2:00s 0 - 792742Swollman 802742Swollman# Afghanistan 812742Swollman# Zone NAME GMTOFF RULES FORMAT [UNTIL] 822742SwollmanZone Asia/Kabul 4:36:48 - LMT 1890 8319878Swollman 4:00 - AFT 1945 842742Swollman 4:30 - AFT 852742Swollman 862742Swollman# Armenia 87158421Swollman# From Paul Eggert (2006-03-22): 88158421Swollman# Shanks & Pottenger have Yerevan switching to 3:00 (with Russian DST) 89158421Swollman# in spring 1991, then to 4:00 with no DST in fall 1995, then 90158421Swollman# readopting Russian DST in 1997. Go with Shanks & Pottenger, even 91158421Swollman# when they disagree with others. Edgar Der-Danieliantz 92153670Swollman# reported (1996-05-04) that Yerevan probably wouldn't use DST 9343014Swollman# in 1996, though it did use DST in 1995. IATA SSIM (1991/1998) reports that 9443014Swollman# Armenia switched from 3:00 to 4:00 in 1998 and observed DST after 1991, 9543014Swollman# but started switching at 3:00s in 1998. 962742Swollman# Zone NAME GMTOFF RULES FORMAT [UNTIL] 972742SwollmanZone Asia/Yerevan 2:58:00 - LMT 1924 May 2 9819878Swollman 3:00 - YERT 1957 Mar # Yerevan Time 9919878Swollman 4:00 RussiaAsia YER%sT 1991 Mar 31 2:00s 10019878Swollman 3:00 1:00 YERST 1991 Sep 23 # independence 10158787Sru 3:00 RussiaAsia AM%sT 1995 Sep 24 2:00s 10243014Swollman 4:00 - AMT 1997 10375267Swollman 4:00 RussiaAsia AM%sT 1042742Swollman 1052742Swollman# Azerbaijan 106153670Swollman# From Rustam Aliyev of the Azerbaijan Internet Forum (2005-10-23): 107153670Swollman# According to the resolution of Cabinet of Ministers, 1997 108153670Swollman# Resolution available at: http://aif.az/docs/daylight_res.pdf 10943014Swollman# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S 110153670SwollmanRule Azer 1997 max - Mar lastSun 4:00 1:00 S 111153670SwollmanRule Azer 1997 max - Oct lastSun 5:00 0 - 1122742Swollman# Zone NAME GMTOFF RULES FORMAT [UNTIL] 1132742SwollmanZone Asia/Baku 3:19:24 - LMT 1924 May 2 11419878Swollman 3:00 - BAKT 1957 Mar # Baku Time 11519878Swollman 4:00 RussiaAsia BAK%sT 1991 Mar 31 2:00s 11619878Swollman 3:00 1:00 BAKST 1991 Aug 30 # independence 117149514Swollman 3:00 RussiaAsia AZ%sT 1992 Sep lastSat 23:00 11820094Swollman 4:00 - AZT 1996 # Azerbaijan time 11943014Swollman 4:00 EUAsia AZ%sT 1997 12043014Swollman 4:00 Azer AZ%sT 1212742Swollman 1222742Swollman# Bahrain 1232742Swollman# Zone NAME GMTOFF RULES FORMAT [UNTIL] 12467578SwollmanZone Asia/Bahrain 3:22:20 - LMT 1920 # Al Manamah 1252742Swollman 4:00 - GST 1972 Jun 1262742Swollman 3:00 - AST 1272742Swollman 1282742Swollman# Bangladesh 129193785Sedwin# From Alexander Krivenyshev (2009-05-13): 130193785Sedwin# According to newspaper Asian Tribune (May 6, 2009) Bangladesh may introduce 131193785Sedwin# Daylight Saving Time from June 16 to Sept 30 132193785Sedwin# 133193785Sedwin# Bangladesh to introduce daylight saving time likely from June 16 134193785Sedwin# <a href="http://www.asiantribune.com/?q=node/17288"> 135193785Sedwin# http://www.asiantribune.com/?q=node/17288 136193785Sedwin# </a> 137193785Sedwin# or 138193785Sedwin# <a href="http://www.worldtimezone.com/dst_news/dst_news_bangladesh02.html"> 139193785Sedwin# http://www.worldtimezone.com/dst_news/dst_news_bangladesh02.html 140193785Sedwin# </a> 141193785Sedwin# 142193785Sedwin# "... Bangladesh government has decided to switch daylight saving time from 143193785Sedwin# June 144193785Sedwin# 16 till September 30 in a bid to ensure maximum use of daylight to cope with 145193785Sedwin# crippling power crisis. " 146193785Sedwin# 147193785Sedwin# The switch will remain in effect from June 16 to Sept 30 (2009) but if 148193785Sedwin# implemented the next year, it will come in force from April 1, 2010 149193785Sedwin 150193785Sedwin# From Steffen Thorsen (2009-06-02): 151193785Sedwin# They have finally decided now, but changed the start date to midnight between 152193785Sedwin# the 19th and 20th, and they have not set the end date yet. 153193785Sedwin# 154193785Sedwin# Some sources: 155193785Sedwin# <a href="http://in.reuters.com/article/southAsiaNews/idINIndia-40017620090601"> 156193785Sedwin# http://in.reuters.com/article/southAsiaNews/idINIndia-40017620090601 157193785Sedwin# </a> 158193785Sedwin# <a href="http://bdnews24.com/details.php?id=85889&cid=2"> 159193785Sedwin# http://bdnews24.com/details.php?id=85889&cid=2 160193785Sedwin# </a> 161193785Sedwin# 162193785Sedwin# Our wrap-up: 163193785Sedwin# <a href="http://www.timeanddate.com/news/time/bangladesh-daylight-saving-2009.html"> 164193785Sedwin# http://www.timeanddate.com/news/time/bangladesh-daylight-saving-2009.html 165193785Sedwin# </a> 166193785Sedwin 167194485Sedwin# From A. N. M. Kamrus Saadat (2009-06-15): 168194485Sedwin# Finally we've got the official mail regarding DST start time where DST start 169194485Sedwin# time is mentioned as Jun 19 2009, 23:00 from BTRC (Bangladesh 170194485Sedwin# Telecommunication Regulatory Commission). 171194485Sedwin# 172194485Sedwin# No DST end date has been announced yet. 173193785Sedwin 174198270Sedwin# From Alexander Krivenyshev (2009-09-25): 175198270Sedwin# Bangladesh won't go back to Standard Time from October 1, 2009, 176198270Sedwin# instead it will continue DST measure till the cabinet makes a fresh decision. 177198270Sedwin# 178198270Sedwin# Following report by same newspaper-"The Daily Star Friday": 179198270Sedwin# "DST change awaits cabinet decision-Clock won't go back by 1-hr from Oct 1" 180198270Sedwin# <a href="http://www.thedailystar.net/newDesign/news-details.php?nid=107021"> 181198270Sedwin# http://www.thedailystar.net/newDesign/news-details.php?nid=107021 182198270Sedwin# </a> 183198270Sedwin# or 184198270Sedwin# <a href="http://www.worldtimezone.com/dst_news/dst_news_bangladesh04.html"> 185198270Sedwin# http://www.worldtimezone.com/dst_news/dst_news_bangladesh04.html 186198270Sedwin# </a> 187196581Sedwin 188198270Sedwin# From Steffen Thorsen (2009-10-13): 189198270Sedwin# IANS (Indo-Asian News Service) now reports: 190198270Sedwin# Bangladesh has decided that the clock advanced by an hour to make 191198270Sedwin# maximum use of daylight hours as an energy saving measure would 192198270Sedwin# "continue for an indefinite period." 193198270Sedwin# 194198270Sedwin# One of many places where it is published: 195198270Sedwin# <a href="http://www.thaindian.com/newsportal/business/bangladesh-to-continue-indefinitely-with-advanced-time_100259987.html"> 196198270Sedwin# http://www.thaindian.com/newsportal/business/bangladesh-to-continue-indefinitely-with-advanced-time_100259987.html 197198270Sedwin# </a> 198198270Sedwin 1992742Swollman# Zone NAME GMTOFF RULES FORMAT [UNTIL] 20075267SwollmanZone Asia/Dhaka 6:01:40 - LMT 1890 20119878Swollman 5:53:20 - HMT 1941 Oct # Howrah Mean Time? 20219878Swollman 6:30 - BURT 1942 May 15 # Burma Time 2032742Swollman 5:30 - IST 1942 Sep 20419878Swollman 6:30 - BURT 1951 Sep 30 20519878Swollman 6:00 - DACT 1971 Mar 26 # Dacca Time 206194485Sedwin 6:00 - BDT 2009 Jun 19 23:00 # Bangladesh Time 207198270Sedwin 6:00 1:00 BDST 2082742Swollman 2092742Swollman# Bhutan 2102742Swollman# Zone NAME GMTOFF RULES FORMAT [UNTIL] 21167578SwollmanZone Asia/Thimphu 5:58:36 - LMT 1947 Aug 15 # or Thimbu 2122742Swollman 5:30 - IST 1987 Oct 21319878Swollman 6:00 - BTT # Bhutan Time 2142742Swollman 2152742Swollman# British Indian Ocean Territory 21686222Swollman# Whitman and the 1995 CIA time zone map say 5:00, but the 21786222Swollman# 1997 and later maps say 6:00. Assume the switch occurred in 1996. 218149514Swollman# We have no information as to when standard time was introduced; 219149514Swollman# assume it occurred in 1907, the same year as Mauritius (which 220149514Swollman# then contained the Chagos Archipelago). 2212742Swollman# Zone NAME GMTOFF RULES FORMAT [UNTIL] 222149514SwollmanZone Indian/Chagos 4:49:40 - LMT 1907 223149514Swollman 5:00 - IOT 1996 # BIOT Time 22486222Swollman 6:00 - IOT 2252742Swollman 2262742Swollman# Brunei 2272742Swollman# Zone NAME GMTOFF RULES FORMAT [UNTIL] 2282742SwollmanZone Asia/Brunei 7:39:40 - LMT 1926 Mar # Bandar Seri Begawan 2292742Swollman 7:30 - BNT 1933 2302742Swollman 8:00 - BNT 2312742Swollman 23214343Swollman# Burma / Myanmar 2332742Swollman# Zone NAME GMTOFF RULES FORMAT [UNTIL] 23417200SwollmanZone Asia/Rangoon 6:24:40 - LMT 1880 # or Yangon 23519878Swollman 6:24:36 - RMT 1920 # Rangoon Mean Time? 23619878Swollman 6:30 - BURT 1942 May # Burma Time 2372742Swollman 9:00 - JST 1945 May 3 23819878Swollman 6:30 - MMT # Myanmar Time 2392742Swollman 2402742Swollman# Cambodia 2412742Swollman# Zone NAME GMTOFF RULES FORMAT [UNTIL] 2422742SwollmanZone Asia/Phnom_Penh 6:59:40 - LMT 1906 Jun 9 24319878Swollman 7:06:20 - SMT 1911 Mar 11 0:01 # Saigon MT? 2442742Swollman 7:00 - ICT 1912 May 2452742Swollman 8:00 - ICT 1931 May 2462742Swollman 7:00 - ICT 2472742Swollman 24843014Swollman# China 2492742Swollman 2502742Swollman# From Guy Harris: 2512742Swollman# People's Republic of China. Yes, they really have only one time zone. 2522742Swollman 25319878Swollman# From Bob Devine (1988-01-28): 25419878Swollman# No they don't. See TIME mag, 1986-02-17 p.52. Even though 2552742Swollman# China is across 4 physical time zones, before Feb 1, 1986 only the 2562742Swollman# Peking (Bejing) time zone was recognized. Since that date, China 2572742Swollman# has two of 'em -- Peking's and Urumqi (named after the capital of 25893799Swollman# the Xinjiang Uyghur Autonomous Region). I don't know about DST for it. 2592742Swollman# 2602742Swollman# . . .I just deleted the DST table and this editor makes it too 2612742Swollman# painful to suck in another copy.. So, here is what I have for 2622742Swollman# DST start/end dates for Peking's time zone (info from AP): 2632742Swollman# 2642742Swollman# 1986 May 4 - Sept 14 2652742Swollman# 1987 mid-April - ?? 2662742Swollman 26719878Swollman# From U. S. Naval Observatory (1989-01-19): 2682742Swollman# CHINA 8 H AHEAD OF UTC ALL OF CHINA, INCL TAIWAN 2692742Swollman# CHINA 9 H AHEAD OF UTC APR 17 - SEP 10 2702742Swollman 271158421Swollman# From Paul Eggert (2006-03-22): 272158421Swollman# Shanks & Pottenger write that China (except for Hong Kong and Macau) 273158421Swollman# has had a single time zone since 1980 May 1, observing summer DST 274158421Swollman# from 1986 through 1991; this contradicts Devine's 2752742Swollman# note about Time magazine, though apparently _something_ happened in 1986. 276158421Swollman# Go with Shanks & Pottenger for now. I made up names for the other 277158421Swollman# pre-1980 time zones. 2782742Swollman 279158421Swollman# From Shanks & Pottenger: 2802742Swollman# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S 2812742SwollmanRule Shang 1940 only - Jun 3 0:00 1:00 D 2822742SwollmanRule Shang 1940 1941 - Oct 1 0:00 0 S 2832742SwollmanRule Shang 1941 only - Mar 16 0:00 1:00 D 2842742SwollmanRule PRC 1986 only - May 4 0:00 1:00 D 28514343SwollmanRule PRC 1986 1991 - Sep Sun>=11 0:00 0 S 28614343SwollmanRule PRC 1987 1991 - Apr Sun>=10 0:00 1:00 D 287163302Sru 28893799Swollman# From Anthony Fok (2001-12-20): 28993799Swollman# BTW, I did some research on-line and found some info regarding these five 29093799Swollman# historic timezones from some Taiwan websites. And yes, there are official 291163302Sru# Chinese names for these locales (before 1949). 292169811Swollman# 293163302Sru# From Jesper Norgaard Welen (2006-07-14): 294163302Sru# I have investigated the timezones around 1970 on the 295163302Sru# http://www.astro.com/atlas site [with provinces and county 296163302Sru# boundaries summarized below].... A few other exceptions were two 297163302Sru# counties on the Sichuan side of the Xizang-Sichuan border, 298163302Sru# counties Dege and Baiyu which lies on the Sichuan side and are 299163302Sru# therefore supposed to be GMT+7, Xizang region being GMT+6, but Dege 300163302Sru# county is GMT+8 according to astro.com while Baiyu county is GMT+6 301163302Sru# (could be true), for the moment I am assuming that those two 302163302Sru# counties are mistakes in the astro.com data. 303163302Sru 304181421Sedwin# From Paul Eggert (2008-02-11): 305181421Sedwin# I just now checked Google News for western news sources that talk 306181421Sedwin# about China's single time zone, and couldn't find anything before 1986 307181421Sedwin# talking about China being in one time zone. (That article was: Jim 308181421Sedwin# Mann, "A clumsy embrace for another western custom: China on daylight 309181421Sedwin# time--sort of", Los Angeles Times, 1986-05-05. By the way, this 310181421Sedwin# article confirms the tz database's data claiming that China began 311181421Sedwin# observing daylight saving time in 1986. 312181421Sedwin# 313181421Sedwin# From Thomas S. Mullaney (2008-02-11): 314181421Sedwin# I think you're combining two subjects that need to treated 315181421Sedwin# separately: daylight savings (which, you're correct, wasn't 316181421Sedwin# implemented until the 1980s) and the unified time zone centered near 317181421Sedwin# Beijing (which was implemented in 1949). Briefly, there was also a 318181421Sedwin# "Lhasa Time" in Tibet and "Urumqi Time" in Xinjiang. The first was 319181421Sedwin# ceased, and the second eventually recognized (again, in the 1980s). 320181421Sedwin# 321181421Sedwin# From Paul Eggert (2008-06-30): 322181421Sedwin# There seems to be a good chance China switched to a single time zone in 1949 323181421Sedwin# rather than in 1980 as Shanks & Pottenger have it, but we don't have a 324181421Sedwin# reliable documentary source saying so yet, so for now we still go with 325181421Sedwin# Shanks & Pottenger. 326163302Sru 327163302Sru# Zone NAME GMTOFF RULES FORMAT [UNTIL] 32893799Swollman# Changbai Time ("Long-white Time", Long-white = Heilongjiang area) 329163302Sru# Heilongjiang (except Mohe county), Jilin 33067578SwollmanZone Asia/Harbin 8:26:44 - LMT 1928 # or Haerbin 33193799Swollman 8:30 - CHAT 1932 Mar # Changbai Time 33214343Swollman 8:00 - CST 1940 33393799Swollman 9:00 - CHAT 1966 May 33493799Swollman 8:30 - CHAT 1980 May 33514343Swollman 8:00 PRC C%sT 33693799Swollman# Zhongyuan Time ("Central plain Time") 337163302Sru# most of China 3382742SwollmanZone Asia/Shanghai 8:05:52 - LMT 1928 3392742Swollman 8:00 Shang C%sT 1949 3402742Swollman 8:00 PRC C%sT 34193799Swollman# Long-shu Time (probably due to Long and Shu being two names of that area) 342163302Sru# Guangxi, Guizhou, Hainan, Ningxia, Sichuan, Shaanxi, and Yunnan; 343163302Sru# most of Gansu; west Inner Mongolia; west Qinghai; and the Guangdong 344163302Sru# counties Deqing, Enping, Kaiping, Luoding, Taishan, Xinxing, 345163302Sru# Yangchun, Yangjiang, Yu'nan, and Yunfu. 34686222SwollmanZone Asia/Chongqing 7:06:20 - LMT 1928 # or Chungking 34793799Swollman 7:00 - LONT 1980 May # Long-shu Time 34814343Swollman 8:00 PRC C%sT 34993799Swollman# Xin-zang Time ("Xinjiang-Tibet Time") 350163302Sru# The Gansu counties Aksay, Anxi, Dunhuang, Subei; west Qinghai; 351163302Sru# the Guangdong counties Xuwen, Haikang, Suixi, Lianjiang, 352163302Sru# Zhanjiang, Wuchuan, Huazhou, Gaozhou, Maoming, Dianbai, and Xinyi; 353163302Sru# east Tibet, including Lhasa, Chamdo, Shigaise, Jimsar, Shawan and Hutubi; 354163302Sru# east Xinjiang, including Urumqi, Turpan, Karamay, Korla, Minfeng, Jinghe, 355163302Sru# Wusu, Qiemo, Xinyan, Wulanwusu, Jinghe, Yumin, Tacheng, Tuoli, Emin, 356163302Sru# Shihezi, Changji, Yanqi, Heshuo, Tuokexun, Tulufan, Shanshan, Hami, 357163302Sru# Fukang, Kuitun, Kumukuli, Miquan, Qitai, and Turfan. 35867578SwollmanZone Asia/Urumqi 5:50:20 - LMT 1928 # or Urumchi 35919878Swollman 6:00 - URUT 1980 May # Urumqi Time 36014343Swollman 8:00 PRC C%sT 36193799Swollman# Kunlun Time 362163302Sru# West Tibet, including Pulan, Aheqi, Shufu, Shule; 363163302Sru# West Xinjiang, including Aksu, Atushi, Yining, Hetian, Cele, Luopu, Nileke, 364163302Sru# Zhaosu, Tekesi, Gongliu, Chabuchaer, Huocheng, Bole, Pishan, Suiding, 365163302Sru# and Yarkand. 366200835Sedwin 367200835Sedwin# From Luther Ma (2009-10-17): 368200835Sedwin# Almost all (>99.9%) ethnic Chinese (properly ethnic Han) living in 369200835Sedwin# Xinjiang use Chinese Standard Time. Some are aware of Xinjiang time, 370200835Sedwin# but have no need of it. All planes, trains, and schools function on 371200835Sedwin# what is called "Beijing time." When Han make an appointment in Chinese 372200835Sedwin# they implicitly use Beijing time. 373200835Sedwin# 374200835Sedwin# On the other hand, ethnic Uyghurs, who make up about half the 375200835Sedwin# population of Xinjiang, typically use "Xinjiang time" which is two 376200835Sedwin# hours behind Beijing time, or UTC +0600. The government of the Xinjiang 377200835Sedwin# Uyghur Autonomous Region, (XAUR, or just Xinjiang for short) as well as 378200835Sedwin# local governments such as the Urumqi city government use both times in 379200835Sedwin# publications, referring to what is popularly called Xinjiang time as 380200835Sedwin# "Urumqi time." When Uyghurs make an appointment in the Uyghur language 381200835Sedwin# they almost invariably use Xinjiang time. 382200835Sedwin# 383200835Sedwin# (Their ethnic Han compatriots would typically have no clue of its 384200835Sedwin# widespread use, however, because so extremely few of them are fluent in 385200835Sedwin# Uyghur, comparable to the number of Anglo-Americans fluent in Navajo.) 386200835Sedwin# 387200835Sedwin# (...As with the rest of China there was a brief interval ending in 1990 388200835Sedwin# or 1991 when summer time was in use. The confusion was severe, with 389200835Sedwin# the province not having dual times but four times in use at the same 390200835Sedwin# time. Some areas remained on standard Xinjiang time or Beijing time and 391200835Sedwin# others moving their clocks ahead.) 392200835Sedwin# 393200835Sedwin# ...an example of an official website using of Urumqi time. 394200835Sedwin# 395200835Sedwin# The first few lines of the Google translation of 396200835Sedwin# <a href="http://www.fjysgl.gov.cn/show.aspx?id=2379&cid=39"> 397200835Sedwin# http://www.fjysgl.gov.cn/show.aspx?id=2379&cid=39 398200835Sedwin# </a> 399200835Sedwin# (retrieved 2009-10-13) 400200835Sedwin# > Urumqi fire seven people are missing the alleged losses of at least 401200835Sedwin# > 500 million yuan 402200835Sedwin# > 403200835Sedwin# > (Reporter Dong Liu) the day before 20:20 or so (Urumqi Time 18:20), 404200835Sedwin# > Urumqi City Department of International Plaza Luther Qiantang River 405200835Sedwin# > burst fire. As of yesterday, 18:30, Urumqi City Fire officers and men 406200835Sedwin# > have worked continuously for 22 hours... 407200835Sedwin 408200835Sedwin# From Luther Ma (2009-11-19): 409200835Sedwin# With the risk of being redundant to previous answers these are the most common 410200835Sedwin# English "transliterations" (w/o using non-English symbols): 411200835Sedwin# 412200835Sedwin# 1. Wulumuqi... 413200835Sedwin# 2. Kashi... 414200835Sedwin# 3. Urumqi... 415200835Sedwin# 4. Kashgar... 416200835Sedwin# ... 417200835Sedwin# 5. It seems that Uyghurs in Urumqi has been using Xinjiang since at least the 418200835Sedwin# 1960's. I know of one Han, now over 50, who grew up in the surrounding 419200835Sedwin# countryside and used Xinjiang time as a child. 420200835Sedwin# 421200835Sedwin# 6. Likewise for Kashgar and the rest of south Xinjiang I don't know of any 422200835Sedwin# start date for Xinjiang time. 423200835Sedwin# 424200835Sedwin# Without having access to local historical records, nor the ability to legally 425200835Sedwin# publish them, I would go with October 1, 1949, when Xinjiang became the Uyghur 426200835Sedwin# Autonomous Region under the PRC. (Before that Uyghurs, of course, would also 427200835Sedwin# not be using Beijing time, but some local time.) 428200835Sedwin 42967578SwollmanZone Asia/Kashgar 5:03:56 - LMT 1928 # or Kashi or Kaxgar 43019878Swollman 5:30 - KAST 1940 # Kashgar Time 43119878Swollman 5:00 - KAST 1980 May 43214343Swollman 8:00 PRC C%sT 43393799Swollman 434198825Sedwin 435198825Sedwin# From Lee Yiu Chung (2009-10-24): 436200835Sedwin# I found there are some mistakes for the...DST rule for Hong 437200835Sedwin# Kong. [According] to the DST record from Hong Kong Observatory (actually, 438198825Sedwin# it is not [an] observatory, but the official meteorological agency of HK, 439198825Sedwin# and also serves as the official timing agency), there are some missing 440198825Sedwin# and incorrect rules. Although the exact switch over time is missing, I 441198825Sedwin# think 3:30 is correct. The official DST record for Hong Kong can be 442198825Sedwin# obtained from 443198825Sedwin# <a href="http://www.hko.gov.hk/gts/time/Summertime.htm"> 444198825Sedwin# http://www.hko.gov.hk/gts/time/Summertime.htm 445198825Sedwin# </a>. 446198825Sedwin 447198825Sedwin# From Arthur David Olson (2009-10-28): 448198825Sedwin# Here are the dates given at 449198825Sedwin# <a href="http://www.hko.gov.hk/gts/time/Summertime.htm"> 450198825Sedwin# http://www.hko.gov.hk/gts/time/Summertime.htm 451198825Sedwin# </a> 452198825Sedwin# as of 2009-10-28: 453198825Sedwin# Year Period 454198825Sedwin# 1941 1 Apr to 30 Sep 455198825Sedwin# 1942 Whole year 456198825Sedwin# 1943 Whole year 457198825Sedwin# 1944 Whole year 458198825Sedwin# 1945 Whole year 459198825Sedwin# 1946 20 Apr to 1 Dec 460198825Sedwin# 1947 13 Apr to 30 Dec 461198825Sedwin# 1948 2 May to 31 Oct 462198825Sedwin# 1949 3 Apr to 30 Oct 463198825Sedwin# 1950 2 Apr to 29 Oct 464198825Sedwin# 1951 1 Apr to 28 Oct 465198825Sedwin# 1952 6 Apr to 25 Oct 466198825Sedwin# 1953 5 Apr to 1 Nov 467198825Sedwin# 1954 21 Mar to 31 Oct 468198825Sedwin# 1955 20 Mar to 6 Nov 469198825Sedwin# 1956 18 Mar to 4 Nov 470198825Sedwin# 1957 24 Mar to 3 Nov 471198825Sedwin# 1958 23 Mar to 2 Nov 472198825Sedwin# 1959 22 Mar to 1 Nov 473198825Sedwin# 1960 20 Mar to 6 Nov 474198825Sedwin# 1961 19 Mar to 5 Nov 475198825Sedwin# 1962 18 Mar to 4 Nov 476198825Sedwin# 1963 24 Mar to 3 Nov 477198825Sedwin# 1964 22 Mar to 1 Nov 478198825Sedwin# 1965 18 Apr to 17 Oct 479198825Sedwin# 1966 17 Apr to 16 Oct 480198825Sedwin# 1967 16 Apr to 22 Oct 481198825Sedwin# 1968 21 Apr to 20 Oct 482198825Sedwin# 1969 20 Apr to 19 Oct 483198825Sedwin# 1970 19 Apr to 18 Oct 484198825Sedwin# 1971 18 Apr to 17 Oct 485198825Sedwin# 1972 16 Apr to 22 Oct 486198825Sedwin# 1973 22 Apr to 21 Oct 487198825Sedwin# 1973/74 30 Dec 73 to 20 Oct 74 488198825Sedwin# 1975 20 Apr to 19 Oct 489198825Sedwin# 1976 18 Apr to 17 Oct 490198825Sedwin# 1977 Nil 491198825Sedwin# 1978 Nil 492198825Sedwin# 1979 13 May to 21 Oct 493198825Sedwin# 1980 to Now Nil 494198825Sedwin# The page does not give start or end times of day. 495198825Sedwin# The page does not give a start date for 1942. 496198825Sedwin# The page does not givw an end date for 1945. 497198825Sedwin# The Japanese occupation of Hong Kong began on 1941-12-25. 498198825Sedwin# The Japanese surrender of Hong Kong was signed 1945-09-15. 499198825Sedwin# For lack of anything better, use start of those days as the transition times. 500198825Sedwin 50167578Swollman# Hong Kong (Xianggang) 5022742Swollman# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S 503198825SedwinRule HK 1941 only - Apr 1 3:30 1:00 S 504198825SedwinRule HK 1941 only - Sep 30 3:30 0 - 5052742SwollmanRule HK 1946 only - Apr 20 3:30 1:00 S 5062742SwollmanRule HK 1946 only - Dec 1 3:30 0 - 5072742SwollmanRule HK 1947 only - Apr 13 3:30 1:00 S 5082742SwollmanRule HK 1947 only - Dec 30 3:30 0 - 5092742SwollmanRule HK 1948 only - May 2 3:30 1:00 S 510198825SedwinRule HK 1948 1951 - Oct lastSun 3:30 0 - 511198825SedwinRule HK 1952 only - Oct 25 3:30 0 - 5122742SwollmanRule HK 1949 1953 - Apr Sun>=1 3:30 1:00 S 5132742SwollmanRule HK 1953 only - Nov 1 3:30 0 - 5142742SwollmanRule HK 1954 1964 - Mar Sun>=18 3:30 1:00 S 5152742SwollmanRule HK 1954 only - Oct 31 3:30 0 - 5162742SwollmanRule HK 1955 1964 - Nov Sun>=1 3:30 0 - 5172742SwollmanRule HK 1965 1977 - Apr Sun>=16 3:30 1:00 S 5182742SwollmanRule HK 1965 1977 - Oct Sun>=16 3:30 0 - 519198825SedwinRule HK 1973 only - Dec 30 3:30 1:00 S 520198825SedwinRule HK 1979 only - May Sun>=8 3:30 1:00 S 521198825SedwinRule HK 1979 only - Oct Sun>=16 3:30 0 - 5222742Swollman# Zone NAME GMTOFF RULES FORMAT [UNTIL] 5232742SwollmanZone Asia/Hong_Kong 7:36:36 - LMT 1904 Oct 30 524198825Sedwin 8:00 HK HK%sT 1941 Dec 25 525198825Sedwin 9:00 - JST 1945 Sep 15 52658787Sru 8:00 HK HK%sT 5272742Swollman 52830711Swollman############################################################################### 52930711Swollman 53043014Swollman# Taiwan 53130711Swollman 532158421Swollman# Shanks & Pottenger write that Taiwan observed DST during 1945, when it 53343543Swollman# was still controlled by Japan. This is hard to believe, but we don't 53443543Swollman# have any other information. 53543543Swollman 53630711Swollman# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S 53730711SwollmanRule Taiwan 1945 1951 - May 1 0:00 1:00 D 53830711SwollmanRule Taiwan 1945 1951 - Oct 1 0:00 0 S 53930711SwollmanRule Taiwan 1952 only - Mar 1 0:00 1:00 D 54030711SwollmanRule Taiwan 1952 1954 - Nov 1 0:00 0 S 54130711SwollmanRule Taiwan 1953 1959 - Apr 1 0:00 1:00 D 54230711SwollmanRule Taiwan 1955 1961 - Oct 1 0:00 0 S 54330711SwollmanRule Taiwan 1960 1961 - Jun 1 0:00 1:00 D 54430711SwollmanRule Taiwan 1974 1975 - Apr 1 0:00 1:00 D 54530711SwollmanRule Taiwan 1974 1975 - Oct 1 0:00 0 S 54630711SwollmanRule Taiwan 1980 only - Jun 30 0:00 1:00 D 54730711SwollmanRule Taiwan 1980 only - Sep 30 0:00 0 S 54830711Swollman# Zone NAME GMTOFF RULES FORMAT [UNTIL] 54986222SwollmanZone Asia/Taipei 8:06:00 - LMT 1896 # or Taibei or T'ai-pei 55030711Swollman 8:00 Taiwan C%sT 55130711Swollman 55293799Swollman# Macau (Macao, Aomen) 5532742Swollman# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S 55493799SwollmanRule Macau 1961 1962 - Mar Sun>=16 3:30 1:00 S 55593799SwollmanRule Macau 1961 1964 - Nov Sun>=1 3:30 0 - 55693799SwollmanRule Macau 1963 only - Mar Sun>=16 0:00 1:00 S 55793799SwollmanRule Macau 1964 only - Mar Sun>=16 3:30 1:00 S 55893799SwollmanRule Macau 1965 only - Mar Sun>=16 0:00 1:00 S 55993799SwollmanRule Macau 1965 only - Oct 31 0:00 0 - 56093799SwollmanRule Macau 1966 1971 - Apr Sun>=16 3:30 1:00 S 56193799SwollmanRule Macau 1966 1971 - Oct Sun>=16 3:30 0 - 56293799SwollmanRule Macau 1972 1974 - Apr Sun>=15 0:00 1:00 S 56393799SwollmanRule Macau 1972 1973 - Oct Sun>=15 0:00 0 - 56493799SwollmanRule Macau 1974 1977 - Oct Sun>=15 3:30 0 - 56593799SwollmanRule Macau 1975 1977 - Apr Sun>=15 3:30 1:00 S 56693799SwollmanRule Macau 1978 1980 - Apr Sun>=15 0:00 1:00 S 56793799SwollmanRule Macau 1978 1980 - Oct Sun>=15 0:00 0 - 5682742Swollman# Zone NAME GMTOFF RULES FORMAT [UNTIL] 56993799SwollmanZone Asia/Macau 7:34:20 - LMT 1912 57093799Swollman 8:00 Macau MO%sT 1999 Dec 20 # return to China 57119878Swollman 8:00 PRC C%sT 5722742Swollman 5732742Swollman 5742742Swollman############################################################################### 5752742Swollman 5762742Swollman# Cyprus 5772742Swollman# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S 57819878SwollmanRule Cyprus 1975 only - Apr 13 0:00 1:00 S 5792742SwollmanRule Cyprus 1975 only - Oct 12 0:00 0 - 58019878SwollmanRule Cyprus 1976 only - May 15 0:00 1:00 S 5812742SwollmanRule Cyprus 1976 only - Oct 11 0:00 0 - 58219878SwollmanRule Cyprus 1977 1980 - Apr Sun>=1 0:00 1:00 S 5832742SwollmanRule Cyprus 1977 only - Sep 25 0:00 0 - 5842742SwollmanRule Cyprus 1978 only - Oct 2 0:00 0 - 58543543SwollmanRule Cyprus 1979 1997 - Sep lastSun 0:00 0 - 58643543SwollmanRule Cyprus 1981 1998 - Mar lastSun 0:00 1:00 S 5872742Swollman# Zone NAME GMTOFF RULES FORMAT [UNTIL] 5882742SwollmanZone Asia/Nicosia 2:13:28 - LMT 1921 Nov 14 58943543Swollman 2:00 Cyprus EE%sT 1998 Sep 59058787Sru 2:00 EUAsia EE%sT 59143543Swollman# IATA SSIM (1998-09) has Cyprus using EU rules for the first time. 5922742Swollman 59367578Swollman# Classically, Cyprus belongs to Asia; e.g. see Herodotus, Histories, I.72. 59467578Swollman# However, for various reasons many users expect to find it under Europe. 59567578SwollmanLink Asia/Nicosia Europe/Nicosia 59667578Swollman 5972742Swollman# Georgia 598149514Swollman# From Paul Eggert (1994-11-19): 5999908Swollman# Today's _Economist_ (p 60) reports that Georgia moved its clocks forward 6009908Swollman# an hour recently, due to a law proposed by Zurab Murvanidze, 6019908Swollman# an MP who went on a hunger strike for 11 days to force discussion about it! 60214343Swollman# We have no details, but we'll guess they didn't move the clocks back in fall. 60314343Swollman# 604149514Swollman# From Mathew Englander, quoting AP (1996-10-23 13:05-04): 60520094Swollman# Instead of putting back clocks at the end of October, Georgia 60620094Swollman# will stay on daylight savings time this winter to save energy, 60720094Swollman# President Eduard Shevardnadze decreed Wednesday. 608136638Swollman# 609136638Swollman# From the BBC via Joseph S. Myers (2004-06-27): 610149514Swollman# 611136638Swollman# Georgia moved closer to Western Europe on Sunday... The former Soviet 612136638Swollman# republic has changed its time zone back to that of Moscow. As a result it 613136638Swollman# is now just four hours ahead of Greenwich Mean Time, rather than five hours 614136638Swollman# ahead. The switch was decreed by the pro-Western president of Georgia, 615136638Swollman# Mikhail Saakashvili, who said the change was partly prompted by the process 616136638Swollman# of integration into Europe. 617136638Swollman 618153670Swollman# From Teimuraz Abashidze (2005-11-07): 619153670Swollman# Government of Georgia ... decided to NOT CHANGE daylight savings time on 620153670Swollman# [Oct.] 30, as it was done before during last more than 10 years. 621153670Swollman# Currently, we are in fact GMT +4:00, as before 30 October it was GMT 622153670Swollman# +3:00.... The problem is, there is NO FORMAL LAW or governmental document 623153670Swollman# about it. As far as I can find, I was told, that there is no document, 624153670Swollman# because we just DIDN'T ISSUE document about switching to winter time.... 625153670Swollman# I don't know what can be done, especially knowing that some years ago our 626153670Swollman# DST rules where changed THREE TIMES during one month. 627153670Swollman 628153670Swollman 6292742Swollman# Zone NAME GMTOFF RULES FORMAT [UNTIL] 6302742SwollmanZone Asia/Tbilisi 2:59:16 - LMT 1880 63119878Swollman 2:59:16 - TBMT 1924 May 2 # Tbilisi Mean Time 63219878Swollman 3:00 - TBIT 1957 Mar # Tbilisi Time 63319878Swollman 4:00 RussiaAsia TBI%sT 1991 Mar 31 2:00s 63419878Swollman 3:00 1:00 TBIST 1991 Apr 9 # independence 63520094Swollman 3:00 RussiaAsia GE%sT 1992 # Georgia Time 63620094Swollman 3:00 E-EurAsia GE%sT 1994 Sep lastSun 63720094Swollman 4:00 E-EurAsia GE%sT 1996 Oct lastSun 63843543Swollman 4:00 1:00 GEST 1997 Mar lastSun 639136638Swollman 4:00 E-EurAsia GE%sT 2004 Jun 27 640153670Swollman 3:00 RussiaAsia GE%sT 2005 Mar lastSun 2:00 641153670Swollman 4:00 - GET 6422742Swollman 64358787Sru# East Timor 64475267Swollman 645169811Swollman# See Indonesia for the 1945 transition. 646169811Swollman 64775267Swollman# From Joao Carrascalao, brother of the former governor of East Timor, in 64875267Swollman# <a href="http://etan.org/et99c/december/26-31/30ETMAY.htm"> 64975267Swollman# East Timor may be late for its millennium 65075267Swollman# </a> (1999-12-26/31): 65175267Swollman# Portugal tried to change the time forward in 1974 because the sun 65275267Swollman# rises too early but the suggestion raised a lot of problems with the 65375267Swollman# Timorese and I still don't think it would work today because it 65475267Swollman# conflicts with their way of life. 65575267Swollman 65675267Swollman# From Paul Eggert (2000-12-04): 65775267Swollman# We don't have any record of the above attempt. 65875267Swollman# Most likely our records are incomplete, but we have no better data. 65975267Swollman 66075267Swollman# <a href="http://www.hri.org/news/world/undh/last/00-08-16.undh.html"> 66175267Swollman# From Manoel de Almeida e Silva, Deputy Spokesman for the UN Secretary-General 66275267Swollman# (2000-08-16)</a>: 66375267Swollman# The Cabinet of the East Timor Transition Administration decided 66475267Swollman# today to advance East Timor's time by one hour. The time change, 66575267Swollman# which will be permanent, with no seasonal adjustment, will happen at 66675267Swollman# midnight on Saturday, September 16. 66775267Swollman 66858787Sru# Zone NAME GMTOFF RULES FORMAT [UNTIL] 66958787SruZone Asia/Dili 8:22:20 - LMT 1912 670149514Swollman 8:00 - TLT 1942 Feb 21 23:00 # E Timor Time 671169811Swollman 9:00 - JST 1945 Sep 23 672149514Swollman 9:00 - TLT 1976 May 3 67386222Swollman 8:00 - CIT 2000 Sep 17 00:00 674149514Swollman 9:00 - TLT 67558787Sru 6762742Swollman# India 6772742Swollman# Zone NAME GMTOFF RULES FORMAT [UNTIL] 678177591SedwinZone Asia/Kolkata 5:53:28 - LMT 1880 # Kolkata 67919878Swollman 5:53:20 - HMT 1941 Oct # Howrah Mean Time? 68019878Swollman 6:30 - BURT 1942 May 15 # Burma Time 6812742Swollman 5:30 - IST 1942 Sep 6822742Swollman 5:30 1:00 IST 1945 Oct 15 6832742Swollman 5:30 - IST 684177591Sedwin# The following are like Asia/Kolkata: 6852742Swollman# Andaman Is 6862742Swollman# Lakshadweep (Laccadive, Minicoy and Amindivi Is) 6872742Swollman# Nicobar Is 6882742Swollman 6892742Swollman# Indonesia 69086222Swollman# 691158421Swollman# From Gwillim Law (2001-05-28), overriding Shanks & Pottenger: 69286222Swollman# <http://www.sumatera-inc.com/go_to_invest/about_indonesia.asp#standtime> 69386222Swollman# says that Indonesia's time zones changed on 1988-01-01. Looking at some 69486222Swollman# time zone maps, I think that must refer to Western Borneo (Kalimantan Barat 69586222Swollman# and Kalimantan Tengah) switching from UTC+8 to UTC+7. 69686222Swollman# 697169811Swollman# From Paul Eggert (2007-03-10): 698169811Swollman# Here is another correction to Shanks & Pottenger. 699169811Swollman# JohnTWB writes that Japanese forces did not surrender control in 700169811Swollman# Indonesia until 1945-09-01 00:00 at the earliest (in Jakarta) and 701169811Swollman# other formal surrender ceremonies were September 9, 11, and 13, plus 702169811Swollman# September 12 for the regional surrender to Mountbatten in Singapore. 703169811Swollman# These would be the earliest possible times for a change. 704169811Swollman# Regimes horaires pour le monde entier, by Henri Le Corre, (Editions 705169811Swollman# Traditionnelles, 1987, Paris) says that Java and Madura switched 706169811Swollman# from JST to UTC+07:30 on 1945-09-23, and gives 1944-09-01 for Jayapura 707169811Swollman# (Hollandia). For now, assume all Indonesian locations other than Jayapura 708169811Swollman# switched on 1945-09-23. 709169811Swollman# 7102742Swollman# Zone NAME GMTOFF RULES FORMAT [UNTIL] 7112742SwollmanZone Asia/Jakarta 7:07:12 - LMT 1867 Aug 10 712158421Swollman# Shanks & Pottenger say the next transition was at 1924 Jan 1 0:13, 71358787Sru# but this must be a typo. 71458787Sru 7:07:12 - JMT 1923 Dec 31 23:47:12 # Jakarta 71519878Swollman 7:20 - JAVT 1932 Nov # Java Time 71686222Swollman 7:30 - WIT 1942 Mar 23 717169811Swollman 9:00 - JST 1945 Sep 23 71886222Swollman 7:30 - WIT 1948 May 71986222Swollman 8:00 - WIT 1950 May 72086222Swollman 7:30 - WIT 1964 72186222Swollman 7:00 - WIT 72286222SwollmanZone Asia/Pontianak 7:17:20 - LMT 1908 May 72386222Swollman 7:17:20 - PMT 1932 Nov # Pontianak MT 72486222Swollman 7:30 - WIT 1942 Jan 29 725169811Swollman 9:00 - JST 1945 Sep 23 72686222Swollman 7:30 - WIT 1948 May 72786222Swollman 8:00 - WIT 1950 May 72886222Swollman 7:30 - WIT 1964 72986222Swollman 8:00 - CIT 1988 Jan 1 73086222Swollman 7:00 - WIT 73193799SwollmanZone Asia/Makassar 7:57:36 - LMT 1920 73219878Swollman 7:57:36 - MMT 1932 Nov # Macassar MT 73386222Swollman 8:00 - CIT 1942 Feb 9 734169811Swollman 9:00 - JST 1945 Sep 23 73586222Swollman 8:00 - CIT 7362742SwollmanZone Asia/Jayapura 9:22:48 - LMT 1932 Nov 737169811Swollman 9:00 - EIT 1944 Sep 1 7382742Swollman 9:30 - CST 1964 73986222Swollman 9:00 - EIT 7402742Swollman 7412742Swollman# Iran 742114173Swollman 743114173Swollman# From Roozbeh Pournader (2003-03-15): 744114173Swollman# This is an English translation of what I just found (originally in Persian). 745114173Swollman# The Gregorian dates in brackets are mine: 74621217Swollman# 747114173Swollman# Official Newspaper No. 13548-1370/6/25 [1991-09-16] 748114173Swollman# No. 16760/T233 H 1370/6/10 [1991-09-01] 74921217Swollman# 750114173Swollman# The Rule About Change of the Official Time of the Country 751114173Swollman# 752114173Swollman# The Board of Ministers, in the meeting dated 1370/5/23 [1991-08-14], 753114173Swollman# based on the suggestion number 2221/D dated 1370/4/22 [1991-07-13] 754114173Swollman# of the Country's Organization for Official and Employment Affairs, 755114173Swollman# and referring to the law for equating the working hours of workers 756114173Swollman# and officers in the whole country dated 1359/4/23 [1980-07-14], and 757114173Swollman# for synchronizing the official times of the country, agreed that: 758114173Swollman# 759114173Swollman# The official time of the country will should move forward one hour 760114173Swollman# at the 24[:00] hours of the first day of Farvardin and should return 761114173Swollman# to its previous state at the 24[:00] hours of the 30th day of 762114173Swollman# Shahrivar. 763114173Swollman# 764114173Swollman# First Deputy to the President - Hassan Habibi 765114173Swollman# 766114173Swollman# From personal experience, that agrees with what has been followed 767114173Swollman# for at least the last 5 years. Before that, for a few years, the 768114173Swollman# date used was the first Thursday night of Farvardin and the last 769114173Swollman# Thursday night of Shahrivar, but I can't give exact dates.... 770114173Swollman# I have also changed the abbreviations to what is considered correct 771114173Swollman# here in Iran, IRST for regular time and IRDT for daylight saving time. 772149514Swollman# 773149514Swollman# From Roozbeh Pournader (2005-04-05): 774149514Swollman# The text of the Iranian law, in effect since 1925, clearly mentions 775149514Swollman# that the true solar year is the measure, and there is no arithmetic 776149514Swollman# leap year calculation involved. There has never been any serious 777149514Swollman# plan to change that law.... 778149514Swollman# 779158421Swollman# From Paul Eggert (2006-03-22): 780158421Swollman# Go with Shanks & Pottenger before Sept. 1991, and with Pournader thereafter. 781149514Swollman# I used Ed Reingold's cal-persia in GNU Emacs 21.2 to check Persian dates, 782149514Swollman# stopping after 2037 when 32-bit time_t's overflow. 783149514Swollman# That cal-persia used Birashk's approximation, which disagrees with the solar 784149514Swollman# calendar predictions for the year 2025, so I corrected those dates by hand. 78521217Swollman# 786149514Swollman# From Oscar van Vlijmen (2005-03-30), writing about future 787149514Swollman# discrepancies between cal-persia and the Iranian calendar: 788149514Swollman# For 2091 solar-longitude-after yields 2091-03-20 08:40:07.7 UT for 789149514Swollman# the vernal equinox and that gets so close to 12:00 some local 790149514Swollman# Iranian time that the definition of the correct location needs to be 791149514Swollman# known exactly, amongst other factors. 2157 is even closer: 792149514Swollman# 2157-03-20 08:37:15.5 UT. But the Gregorian year 2025 should give 793149514Swollman# no interpretation problem whatsoever. By the way, another instant 794149514Swollman# in the near future where there will be a discrepancy between 795149514Swollman# arithmetical and astronomical Iranian calendars will be in 2058: 796149514Swollman# vernal equinox on 2058-03-20 09:03:05.9 UT. The Java version of 797149514Swollman# Reingold's/Dershowitz' calculator gives correctly the Gregorian date 798149514Swollman# 2058-03-21 for 1 Farvardin 1437 (astronomical). 799149514Swollman# 800158421Swollman# From Steffen Thorsen (2006-03-22): 801158421Swollman# Several of my users have reported that Iran will not observe DST anymore: 802158421Swollman# http://www.irna.ir/en/news/view/line-17/0603193812164948.htm 803158421Swollman# 804172479Sedwin# From Reuters (2007-09-16), with a heads-up from Jesper Norgaard Welen: 805172479Sedwin# ... the Guardian Council ... approved a law on Sunday to re-introduce 806172479Sedwin# daylight saving time ... 807172479Sedwin# http://uk.reuters.com/article/oilRpt/idUKBLA65048420070916 808172479Sedwin# 809174242Sedwin# From Roozbeh Pournader (2007-11-05): 810174242Sedwin# This is quoted from Official Gazette of the Islamic Republic of 811174242Sedwin# Iran, Volume 63, Number 18242, dated Tuesday 1386/6/24 812174242Sedwin# [2007-10-16]. I am doing the best translation I can:... 813174242Sedwin# The official time of the country will be moved forward for one hour 814174242Sedwin# on the 24 hours of the first day of the month of Farvardin and will 815174242Sedwin# be changed back to its previous state on the 24 hours of the 816174242Sedwin# thirtieth day of Shahrivar. 817174242Sedwin# 8182742Swollman# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S 819114173SwollmanRule Iran 1978 1980 - Mar 21 0:00 1:00 D 820114173SwollmanRule Iran 1978 only - Oct 21 0:00 0 S 821114173SwollmanRule Iran 1979 only - Sep 19 0:00 0 S 822114173SwollmanRule Iran 1980 only - Sep 23 0:00 0 S 823114173SwollmanRule Iran 1991 only - May 3 0:00 1:00 D 824114173SwollmanRule Iran 1992 1995 - Mar 22 0:00 1:00 D 825114173SwollmanRule Iran 1991 1995 - Sep 22 0:00 0 S 826114173SwollmanRule Iran 1996 only - Mar 21 0:00 1:00 D 827114173SwollmanRule Iran 1996 only - Sep 21 0:00 0 S 828114173SwollmanRule Iran 1997 1999 - Mar 22 0:00 1:00 D 829114173SwollmanRule Iran 1997 1999 - Sep 22 0:00 0 S 830114173SwollmanRule Iran 2000 only - Mar 21 0:00 1:00 D 831114173SwollmanRule Iran 2000 only - Sep 21 0:00 0 S 832114173SwollmanRule Iran 2001 2003 - Mar 22 0:00 1:00 D 833114173SwollmanRule Iran 2001 2003 - Sep 22 0:00 0 S 834114173SwollmanRule Iran 2004 only - Mar 21 0:00 1:00 D 835114173SwollmanRule Iran 2004 only - Sep 21 0:00 0 S 836158421SwollmanRule Iran 2005 only - Mar 22 0:00 1:00 D 837158421SwollmanRule Iran 2005 only - Sep 22 0:00 0 S 838172479SedwinRule Iran 2008 only - Mar 21 0:00 1:00 D 839172479SedwinRule Iran 2008 only - Sep 21 0:00 0 S 840172479SedwinRule Iran 2009 2011 - Mar 22 0:00 1:00 D 841172479SedwinRule Iran 2009 2011 - Sep 22 0:00 0 S 842172479SedwinRule Iran 2012 only - Mar 21 0:00 1:00 D 843172479SedwinRule Iran 2012 only - Sep 21 0:00 0 S 844172479SedwinRule Iran 2013 2015 - Mar 22 0:00 1:00 D 845172479SedwinRule Iran 2013 2015 - Sep 22 0:00 0 S 846172479SedwinRule Iran 2016 only - Mar 21 0:00 1:00 D 847172479SedwinRule Iran 2016 only - Sep 21 0:00 0 S 848172479SedwinRule Iran 2017 2019 - Mar 22 0:00 1:00 D 849172479SedwinRule Iran 2017 2019 - Sep 22 0:00 0 S 850172479SedwinRule Iran 2020 only - Mar 21 0:00 1:00 D 851172479SedwinRule Iran 2020 only - Sep 21 0:00 0 S 852172479SedwinRule Iran 2021 2023 - Mar 22 0:00 1:00 D 853172479SedwinRule Iran 2021 2023 - Sep 22 0:00 0 S 854172479SedwinRule Iran 2024 only - Mar 21 0:00 1:00 D 855172479SedwinRule Iran 2024 only - Sep 21 0:00 0 S 856172479SedwinRule Iran 2025 2027 - Mar 22 0:00 1:00 D 857172479SedwinRule Iran 2025 2027 - Sep 22 0:00 0 S 858172479SedwinRule Iran 2028 2029 - Mar 21 0:00 1:00 D 859172479SedwinRule Iran 2028 2029 - Sep 21 0:00 0 S 860172479SedwinRule Iran 2030 2031 - Mar 22 0:00 1:00 D 861172479SedwinRule Iran 2030 2031 - Sep 22 0:00 0 S 862172479SedwinRule Iran 2032 2033 - Mar 21 0:00 1:00 D 863172479SedwinRule Iran 2032 2033 - Sep 21 0:00 0 S 864172479SedwinRule Iran 2034 2035 - Mar 22 0:00 1:00 D 865172479SedwinRule Iran 2034 2035 - Sep 22 0:00 0 S 866172479SedwinRule Iran 2036 2037 - Mar 21 0:00 1:00 D 867172479SedwinRule Iran 2036 2037 - Sep 21 0:00 0 S 8682742Swollman# Zone NAME GMTOFF RULES FORMAT [UNTIL] 8692742SwollmanZone Asia/Tehran 3:25:44 - LMT 1916 87019878Swollman 3:25:44 - TMT 1946 # Tehran Mean Time 871114173Swollman 3:30 - IRST 1977 Nov 87219878Swollman 4:00 Iran IR%sT 1979 87319878Swollman 3:30 Iran IR%sT 8742742Swollman 87564499Swollman 8762742Swollman# Iraq 87764499Swollman# 878149514Swollman# From Jonathan Lennox (2000-06-12): 87964499Swollman# An article in this week's Economist ("Inside the Saddam-free zone", p. 50 in 88075267Swollman# the U.S. edition) on the Iraqi Kurds contains a paragraph: 88164499Swollman# "The three northern provinces ... switched their clocks this spring and 88264499Swollman# are an hour ahead of Baghdad." 88364499Swollman# 88464499Swollman# But Rives McDow (2000-06-18) quotes a contact in Iraqi-Kurdistan as follows: 88564499Swollman# In the past, some Kurdish nationalists, as a protest to the Iraqi 88664499Swollman# Government, did not adhere to daylight saving time. They referred 88764499Swollman# to daylight saving as Saddam time. But, as of today, the time zone 88864499Swollman# in Iraqi-Kurdistan is on standard time with Baghdad, Iraq. 88964499Swollman# 89064499Swollman# So we'll ignore the Economist's claim. 89164499Swollman 892177591Sedwin# From Steffen Thorsen (2008-03-10): 893177591Sedwin# The cabinet in Iraq abolished DST last week, according to the following 894177591Sedwin# news sources (in Arabic): 895177591Sedwin# <a href="http://www.aljeeran.net/wesima_articles/news-20080305-98602.html"> 896177591Sedwin# http://www.aljeeran.net/wesima_articles/news-20080305-98602.html 897177591Sedwin# </a> 898177591Sedwin# <a href="http://www.aswataliraq.info/look/article.tpl?id=2047&IdLanguage=17&IdPublication=4&NrArticle=71743&NrIssue=1&NrSection=10"> 899177591Sedwin# http://www.aswataliraq.info/look/article.tpl?id=2047&IdLanguage=17&IdPublication=4&NrArticle=71743&NrIssue=1&NrSection=10 900177591Sedwin# </a> 901177591Sedwin# 902177591Sedwin# We have published a short article in English about the change: 903177591Sedwin# <a href="http://www.timeanddate.com/news/time/iraq-dumps-daylight-saving.html"> 904177591Sedwin# http://www.timeanddate.com/news/time/iraq-dumps-daylight-saving.html 905177591Sedwin# </a> 906177591Sedwin 9072742Swollman# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S 9082742SwollmanRule Iraq 1982 only - May 1 0:00 1:00 D 9092742SwollmanRule Iraq 1982 1984 - Oct 1 0:00 0 S 9102742SwollmanRule Iraq 1983 only - Mar 31 0:00 1:00 D 9112742SwollmanRule Iraq 1984 1985 - Apr 1 0:00 1:00 D 91220094SwollmanRule Iraq 1985 1990 - Sep lastSun 1:00s 0 S 91320094SwollmanRule Iraq 1986 1990 - Mar lastSun 1:00s 1:00 D 91420094Swollman# IATA SSIM (1991/1996) says Apr 1 12:01am UTC; guess the `:01' is a typo. 915158421Swollman# Shanks & Pottenger say Iraq did not observe DST 1992/1997; ignore this. 916169811Swollman# 917177591SedwinRule Iraq 1991 2007 - Apr 1 3:00s 1:00 D 918177591SedwinRule Iraq 1991 2007 - Oct 1 3:00s 0 S 9192742Swollman# Zone NAME GMTOFF RULES FORMAT [UNTIL] 9202742SwollmanZone Asia/Baghdad 2:57:40 - LMT 1890 92119878Swollman 2:57:36 - BMT 1918 # Baghdad Mean Time? 9222742Swollman 3:00 - AST 1982 May 9232742Swollman 3:00 Iraq A%sT 9242742Swollman 9252742Swollman 9262742Swollman############################################################################### 9272742Swollman 9282742Swollman# Israel 9292742Swollman 93075267Swollman# From Ephraim Silverberg (2001-01-11): 93175267Swollman# 93275267Swollman# I coined "IST/IDT" circa 1988. Until then there were three 93375267Swollman# different abbreviations in use: 93475267Swollman# 93575267Swollman# JST Jerusalem Standard Time [Danny Braniss, Hebrew University] 93675267Swollman# IZT Israel Zonal (sic) Time [Prof. Haim Papo, Technion] 93775267Swollman# EEST Eastern Europe Standard Time [used by almost everyone else] 93875267Swollman# 93975267Swollman# Since timezones should be called by country and not capital cities, 94075267Swollman# I ruled out JST. As Israel is in Asia Minor and not Eastern Europe, 94175267Swollman# EEST was equally unacceptable. Since "zonal" was not compatible with 94275267Swollman# any other timezone abbreviation, I felt that 'IST' was the way to go 94375267Swollman# and, indeed, it has received almost universal acceptance in timezone 94475267Swollman# settings in Israeli computers. 94575267Swollman# 94675267Swollman# In any case, I am happy to share timezone abbreviations with India, 94775267Swollman# high on my favorite-country list (and not only because my wife's 94875267Swollman# family is from India). 9492742Swollman 950158421Swollman# From Shanks & Pottenger: 9512742Swollman# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S 9522742SwollmanRule Zion 1940 only - Jun 1 0:00 1:00 D 9532742SwollmanRule Zion 1942 1944 - Nov 1 0:00 0 S 9542742SwollmanRule Zion 1943 only - Apr 1 2:00 1:00 D 9552742SwollmanRule Zion 1944 only - Apr 1 0:00 1:00 D 9562742SwollmanRule Zion 1945 only - Apr 16 0:00 1:00 D 9572742SwollmanRule Zion 1945 only - Nov 1 2:00 0 S 9582742SwollmanRule Zion 1946 only - Apr 16 2:00 1:00 D 9592742SwollmanRule Zion 1946 only - Nov 1 0:00 0 S 9602742SwollmanRule Zion 1948 only - May 23 0:00 2:00 DD 9612742SwollmanRule Zion 1948 only - Sep 1 0:00 1:00 D 9622742SwollmanRule Zion 1948 1949 - Nov 1 2:00 0 S 9632742SwollmanRule Zion 1949 only - May 1 0:00 1:00 D 9642742SwollmanRule Zion 1950 only - Apr 16 0:00 1:00 D 9652742SwollmanRule Zion 1950 only - Sep 15 3:00 0 S 9662742SwollmanRule Zion 1951 only - Apr 1 0:00 1:00 D 9672742SwollmanRule Zion 1951 only - Nov 11 3:00 0 S 9682742SwollmanRule Zion 1952 only - Apr 20 2:00 1:00 D 9692742SwollmanRule Zion 1952 only - Oct 19 3:00 0 S 9702742SwollmanRule Zion 1953 only - Apr 12 2:00 1:00 D 9712742SwollmanRule Zion 1953 only - Sep 13 3:00 0 S 9722742SwollmanRule Zion 1954 only - Jun 13 0:00 1:00 D 9732742SwollmanRule Zion 1954 only - Sep 12 0:00 0 S 9742742SwollmanRule Zion 1955 only - Jun 11 2:00 1:00 D 9752742SwollmanRule Zion 1955 only - Sep 11 0:00 0 S 9762742SwollmanRule Zion 1956 only - Jun 3 0:00 1:00 D 9772742SwollmanRule Zion 1956 only - Sep 30 3:00 0 S 9782742SwollmanRule Zion 1957 only - Apr 29 2:00 1:00 D 9792742SwollmanRule Zion 1957 only - Sep 22 0:00 0 S 9802742SwollmanRule Zion 1974 only - Jul 7 0:00 1:00 D 9812742SwollmanRule Zion 1974 only - Oct 13 0:00 0 S 9822742SwollmanRule Zion 1975 only - Apr 20 0:00 1:00 D 9832742SwollmanRule Zion 1975 only - Aug 31 0:00 0 S 9842742SwollmanRule Zion 1985 only - Apr 14 0:00 1:00 D 9852742SwollmanRule Zion 1985 only - Sep 15 0:00 0 S 9862742SwollmanRule Zion 1986 only - May 18 0:00 1:00 D 9872742SwollmanRule Zion 1986 only - Sep 7 0:00 0 S 9882742SwollmanRule Zion 1987 only - Apr 15 0:00 1:00 D 9892742SwollmanRule Zion 1987 only - Sep 13 0:00 0 S 9902742SwollmanRule Zion 1988 only - Apr 9 0:00 1:00 D 9912742SwollmanRule Zion 1988 only - Sep 3 0:00 0 S 9922742Swollman 993149514Swollman# From Ephraim Silverberg 994149514Swollman# (1997-03-04, 1998-03-16, 1998-12-28, 2000-01-17, 2000-07-25, 2004-12-22, 995149514Swollman# and 2005-02-17): 99630711Swollman 9972742Swollman# According to the Office of the Secretary General of the Ministry of 9982742Swollman# Interior, there is NO set rule for Daylight-Savings/Standard time changes. 99943543Swollman# One thing is entrenched in law, however: that there must be at least 150 100043543Swollman# days of daylight savings time annually. From 1993-1998, the change to 100143543Swollman# daylight savings time was on a Friday morning from midnight IST to 100243543Swollman# 1 a.m IDT; up until 1998, the change back to standard time was on a 100343543Swollman# Saturday night from midnight daylight savings time to 11 p.m. standard 100443543Swollman# time. 1996 is an exception to this rule where the change back to standard 100543543Swollman# time took place on Sunday night instead of Saturday night to avoid 100664499Swollman# conflicts with the Jewish New Year. In 1999, the change to 100764499Swollman# daylight savings time was still on a Friday morning but from 100843543Swollman# 2 a.m. IST to 3 a.m. IDT; furthermore, the change back to standard time 100964499Swollman# was also on a Friday morning from 2 a.m. IDT to 1 a.m. IST for 101064499Swollman# 1999 only. In the year 2000, the change to daylight savings time was 101164499Swollman# similar to 1999, but although the change back will be on a Friday, it 101264499Swollman# will take place from 1 a.m. IDT to midnight IST. Starting in 2001, all 101364499Swollman# changes to/from will take place at 1 a.m. old time, but now there is no 101464499Swollman# rule as to what day of the week it will take place in as the start date 101564499Swollman# (except in 2003) is the night after the Passover Seder (i.e. the eve 101664499Swollman# of the 16th of Nisan in the lunar Hebrew calendar) and the end date 101764499Swollman# (except in 2002) is three nights before Yom Kippur [Day of Atonement] 101864499Swollman# (the eve of the 7th of Tishrei in the lunar Hebrew calendar). 10192742Swollman 10202742Swollman# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S 10212742SwollmanRule Zion 1989 only - Apr 30 0:00 1:00 D 102219878SwollmanRule Zion 1989 only - Sep 3 0:00 0 S 10232742SwollmanRule Zion 1990 only - Mar 25 0:00 1:00 D 102419878SwollmanRule Zion 1990 only - Aug 26 0:00 0 S 10252742SwollmanRule Zion 1991 only - Mar 24 0:00 1:00 D 102619878SwollmanRule Zion 1991 only - Sep 1 0:00 0 S 10272742SwollmanRule Zion 1992 only - Mar 29 0:00 1:00 D 102819878SwollmanRule Zion 1992 only - Sep 6 0:00 0 S 10292742SwollmanRule Zion 1993 only - Apr 2 0:00 1:00 D 103019878SwollmanRule Zion 1993 only - Sep 5 0:00 0 S 10312742Swollman 103214343Swollman# The dates for 1994-1995 were obtained from Office of the Spokeswoman for the 103314343Swollman# Ministry of Interior, Jerusalem, Israel. The spokeswoman can be reached by 103430711Swollman# calling the office directly at 972-2-6701447 or 972-2-6701448. 10352742Swollman 103675267Swollman# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S 103719878SwollmanRule Zion 1994 only - Apr 1 0:00 1:00 D 103819878SwollmanRule Zion 1994 only - Aug 28 0:00 0 S 103919878SwollmanRule Zion 1995 only - Mar 31 0:00 1:00 D 104019878SwollmanRule Zion 1995 only - Sep 3 0:00 0 S 10412742Swollman 104230711Swollman# The dates for 1996 were determined by the Minister of Interior of the 104330711Swollman# time, Haim Ramon. The official announcement regarding 1996-1998 104443014Swollman# (with the dates for 1997-1998 no longer being relevant) can be viewed at: 104514343Swollman# 1046149514Swollman# ftp://ftp.cs.huji.ac.il/pub/tz/announcements/1996-1998.ramon.ps.gz 104714343Swollman# 104843014Swollman# The dates for 1997-1998 were altered by his successor, Rabbi Eli Suissa. 104930711Swollman# 105058787Sru# The official announcements for the years 1997-1999 can be viewed at: 105143014Swollman# 1052149514Swollman# ftp://ftp.cs.huji.ac.il/pub/tz/announcements/YYYY.ps.gz 105343014Swollman# 105458787Sru# where YYYY is the relevant year. 10559908Swollman 105614343Swollman# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S 105730711SwollmanRule Zion 1996 only - Mar 15 0:00 1:00 D 105819878SwollmanRule Zion 1996 only - Sep 16 0:00 0 S 105930711SwollmanRule Zion 1997 only - Mar 21 0:00 1:00 D 106030711SwollmanRule Zion 1997 only - Sep 14 0:00 0 S 106130711SwollmanRule Zion 1998 only - Mar 20 0:00 1:00 D 106243014SwollmanRule Zion 1998 only - Sep 6 0:00 0 S 106343543SwollmanRule Zion 1999 only - Apr 2 2:00 1:00 D 106443543SwollmanRule Zion 1999 only - Sep 3 2:00 0 S 106514343Swollman 106664499Swollman# The Knesset Interior Committee has changed the dates for 2000 for 106764499Swollman# the third time in just over a year and have set new dates for the 106864499Swollman# years 2001-2004 as well. 106958787Sru# 107064499Swollman# The official announcement for the start date of 2000 can be viewed at: 107158787Sru# 1072149514Swollman# ftp://ftp.cs.huji.ac.il/pub/tz/announcements/2000-start.ps.gz 107364499Swollman# 107464499Swollman# The official announcement for the end date of 2000 and the dates 107564499Swollman# for the years 2001-2004 can be viewed at: 107664499Swollman# 1077149514Swollman# ftp://ftp.cs.huji.ac.il/pub/tz/announcements/2000-2004.ps.gz 107843014Swollman 107958787Sru# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S 108058787SruRule Zion 2000 only - Apr 14 2:00 1:00 D 108164499SwollmanRule Zion 2000 only - Oct 6 1:00 0 S 108264499SwollmanRule Zion 2001 only - Apr 9 1:00 1:00 D 108364499SwollmanRule Zion 2001 only - Sep 24 1:00 0 S 108464499SwollmanRule Zion 2002 only - Mar 29 1:00 1:00 D 108564499SwollmanRule Zion 2002 only - Oct 7 1:00 0 S 108664499SwollmanRule Zion 2003 only - Mar 28 1:00 1:00 D 108764499SwollmanRule Zion 2003 only - Oct 3 1:00 0 S 108864499SwollmanRule Zion 2004 only - Apr 7 1:00 1:00 D 108964499SwollmanRule Zion 2004 only - Sep 22 1:00 0 S 109058787Sru 1091149514Swollman# The proposed law agreed upon by the Knesset Interior Committee on 1092149514Swollman# 2005-02-14 is that, for 2005 and beyond, DST starts at 02:00 the 1093149514Swollman# last Friday before April 2nd (i.e. the last Friday in March or April 1094149514Swollman# 1st itself if it falls on a Friday) and ends at 02:00 on the Saturday 1095149514Swollman# night _before_ the fast of Yom Kippur. 1096149514Swollman# 1097149514Swollman# Those who can read Hebrew can view the announcement at: 1098149514Swollman# 1099149514Swollman# ftp://ftp.cs.huji.ac.il/pub/tz/announcements/2005+beyond.ps 110030711Swollman 1101149514Swollman# From Paul Eggert (2005-02-22): 1102149514Swollman# I used Ephraim Silverberg's dst-israel.el program 1103149514Swollman# <ftp://ftp.cs.huji.ac.il/pub/tz/software/dst-israel.el> (2005-02-20) 1104149514Swollman# along with Ed Reingold's cal-hebrew in GNU Emacs 21.4, 1105149514Swollman# to generate the transitions in this list. 1106149514Swollman# (I replaced "lastFri" with "Fri>=26" by hand.) 1107149514Swollman# The spring transitions below all correspond to the following Rule: 1108149514Swollman# 1109149514Swollman# Rule Zion 2005 max - Mar Fri>=26 2:00 1:00 D 1110149514Swollman# 1111149514Swollman# but older zic implementations (e.g., Solaris 8) do not support 1112149514Swollman# "Fri>=26" to mean April 1 in years like 2005, so for now we list the 1113149514Swollman# springtime transitions explicitly. 1114149514Swollman 1115149514Swollman# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S 1116149514SwollmanRule Zion 2005 only - Apr 1 2:00 1:00 D 1117149514SwollmanRule Zion 2005 only - Oct 9 2:00 0 S 1118149514SwollmanRule Zion 2006 2010 - Mar Fri>=26 2:00 1:00 D 1119149514SwollmanRule Zion 2006 only - Oct 1 2:00 0 S 1120149514SwollmanRule Zion 2007 only - Sep 16 2:00 0 S 1121149514SwollmanRule Zion 2008 only - Oct 5 2:00 0 S 1122149514SwollmanRule Zion 2009 only - Sep 27 2:00 0 S 1123149514SwollmanRule Zion 2010 only - Sep 12 2:00 0 S 1124149514SwollmanRule Zion 2011 only - Apr 1 2:00 1:00 D 1125149514SwollmanRule Zion 2011 only - Oct 2 2:00 0 S 1126149514SwollmanRule Zion 2012 2015 - Mar Fri>=26 2:00 1:00 D 1127149514SwollmanRule Zion 2012 only - Sep 23 2:00 0 S 1128149514SwollmanRule Zion 2013 only - Sep 8 2:00 0 S 1129149514SwollmanRule Zion 2014 only - Sep 28 2:00 0 S 1130149514SwollmanRule Zion 2015 only - Sep 20 2:00 0 S 1131149514SwollmanRule Zion 2016 only - Apr 1 2:00 1:00 D 1132149514SwollmanRule Zion 2016 only - Oct 9 2:00 0 S 1133149514SwollmanRule Zion 2017 2021 - Mar Fri>=26 2:00 1:00 D 1134149514SwollmanRule Zion 2017 only - Sep 24 2:00 0 S 1135149514SwollmanRule Zion 2018 only - Sep 16 2:00 0 S 1136149514SwollmanRule Zion 2019 only - Oct 6 2:00 0 S 1137149514SwollmanRule Zion 2020 only - Sep 27 2:00 0 S 1138149514SwollmanRule Zion 2021 only - Sep 12 2:00 0 S 1139149514SwollmanRule Zion 2022 only - Apr 1 2:00 1:00 D 1140149514SwollmanRule Zion 2022 only - Oct 2 2:00 0 S 1141149514SwollmanRule Zion 2023 2032 - Mar Fri>=26 2:00 1:00 D 1142149514SwollmanRule Zion 2023 only - Sep 24 2:00 0 S 1143149514SwollmanRule Zion 2024 only - Oct 6 2:00 0 S 1144149514SwollmanRule Zion 2025 only - Sep 28 2:00 0 S 1145149514SwollmanRule Zion 2026 only - Sep 20 2:00 0 S 1146149514SwollmanRule Zion 2027 only - Oct 10 2:00 0 S 1147149514SwollmanRule Zion 2028 only - Sep 24 2:00 0 S 1148149514SwollmanRule Zion 2029 only - Sep 16 2:00 0 S 1149149514SwollmanRule Zion 2030 only - Oct 6 2:00 0 S 1150149514SwollmanRule Zion 2031 only - Sep 21 2:00 0 S 1151149514SwollmanRule Zion 2032 only - Sep 12 2:00 0 S 1152149514SwollmanRule Zion 2033 only - Apr 1 2:00 1:00 D 1153149514SwollmanRule Zion 2033 only - Oct 2 2:00 0 S 1154149514SwollmanRule Zion 2034 2037 - Mar Fri>=26 2:00 1:00 D 1155149514SwollmanRule Zion 2034 only - Sep 17 2:00 0 S 1156149514SwollmanRule Zion 2035 only - Oct 7 2:00 0 S 1157149514SwollmanRule Zion 2036 only - Sep 28 2:00 0 S 1158149514SwollmanRule Zion 2037 only - Sep 13 2:00 0 S 1159149514Swollman 11602742Swollman# Zone NAME GMTOFF RULES FORMAT [UNTIL] 116114343SwollmanZone Asia/Jerusalem 2:20:56 - LMT 1880 116219878Swollman 2:20:40 - JMT 1918 # Jerusalem Mean Time? 11632742Swollman 2:00 Zion I%sT 11642742Swollman 11652742Swollman 1166105196Swollman 11672742Swollman############################################################################### 11682742Swollman 11692742Swollman# Japan 11702742Swollman 11712742Swollman# `9:00' and `JST' is from Guy Harris. 11722742Swollman 1173149514Swollman# From Paul Eggert (1995-03-06): 11749908Swollman# Today's _Asahi Evening News_ (page 4) reports that Japan had 11759908Swollman# daylight saving between 1948 and 1951, but ``the system was discontinued 11769908Swollman# because the public believed it would lead to longer working hours.'' 1177149590Swollman 1178149590Swollman# From Mayumi Negishi in the 2005-08-10 Japan Times 1179149590Swollman# <http://www.japantimes.co.jp/cgi-bin/getarticle.pl5?nn20050810f2.htm>: 1180149590Swollman# Occupation authorities imposed daylight-saving time on Japan on 1181149590Swollman# [1948-05-01].... But lack of prior debate and the execution of 1182149590Swollman# daylight-saving time just three days after the bill was passed generated 1183149590Swollman# deep hatred of the concept.... The Diet unceremoniously passed a bill to 1184149590Swollman# dump the unpopular system in October 1951, less than a month after the San 1185149590Swollman# Francisco Peace Treaty was signed. (A government poll in 1951 showed 53% 1186149590Swollman# of the Japanese wanted to scrap daylight-saving time, as opposed to 30% who 1187149590Swollman# wanted to keep it.) 1188149590Swollman 1189158421Swollman# From Paul Eggert (2006-03-22): 1190158421Swollman# Shanks & Pottenger write that DST in Japan during those years was as follows: 11919908Swollman# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S 1192149590SwollmanRule Japan 1948 only - May Sun>=1 2:00 1:00 D 1193149590SwollmanRule Japan 1948 1951 - Sep Sat>=8 2:00 0 S 1194149590SwollmanRule Japan 1949 only - Apr Sun>=1 2:00 1:00 D 1195149590SwollmanRule Japan 1950 1951 - May Sun>=1 2:00 1:00 D 1196149590Swollman# but the only locations using it (for birth certificates, presumably, since 1197158421Swollman# their audience is astrologers) were US military bases. For now, assume 1198149590Swollman# that for most purposes daylight-saving time was observed; otherwise, what 1199149590Swollman# would have been the point of the 1951 poll? 12002742Swollman 120143543Swollman# From Hideyuki Suzuki (1998-11-09): 120243543Swollman# 'Tokyo' usually stands for the former location of Tokyo Astronomical 120343543Swollman# Observatory: E 139 44' 40".90 (9h 18m 58s.727), N 35 39' 16".0. 120443543Swollman# This data is from 'Rika Nenpyou (Chronological Scientific Tables) 1996' 120543543Swollman# edited by National Astronomical Observatory of Japan.... 120643543Swollman# JST (Japan Standard Time) has been used since 1888-01-01 00:00 (JST). 120743543Swollman# The law is enacted on 1886-07-07. 120843543Swollman 120943543Swollman# From Hideyuki Suzuki (1998-11-16): 121043543Swollman# The ordinance No. 51 (1886) established "standard time" in Japan, 121143543Swollman# which stands for the time on E 135 degree. 121243543Swollman# In the ordinance No. 167 (1895), "standard time" was renamed to "central 121343543Swollman# standard time". And the same ordinance also established "western standard 121443543Swollman# time", which stands for the time on E 120 degree.... But "western standard 121543543Swollman# time" was abolished in the ordinance No. 529 (1937). In the ordinance No. 121643543Swollman# 167, there is no mention regarding for what place western standard time is 121743543Swollman# standard.... 121843543Swollman# 121943543Swollman# I wrote "ordinance" above, but I don't know how to translate. 122043543Swollman# In Japanese it's "chokurei", which means ordinance from emperor. 122143543Swollman 1222158421Swollman# Shanks & Pottenger claim JST in use since 1896, and that a few 1223158421Swollman# places (e.g. Ishigaki) use +0800; go with Suzuki. Guess that all 1224158421Swollman# ordinances took effect on Jan 1. 122543543Swollman 12262742Swollman# Zone NAME GMTOFF RULES FORMAT [UNTIL] 122743543SwollmanZone Asia/Tokyo 9:18:59 - LMT 1887 Dec 31 15:00u 122843543Swollman 9:00 - JST 1896 122943543Swollman 9:00 - CJT 1938 1230149590Swollman 9:00 Japan J%sT 123143543Swollman# Since 1938, all Japanese possessions have been like Asia/Tokyo. 12322742Swollman 12332742Swollman# Jordan 123458787Sru# 123558787Sru# From <a href="http://star.arabia.com/990701/JO9.html"> 123658787Sru# Jordan Week (1999-07-01) </a> via Steffen Thorsen (1999-09-09): 123758787Sru# Clocks in Jordan were forwarded one hour on Wednesday at midnight, 123858787Sru# in accordance with the government's decision to implement summer time 123958787Sru# all year round. 124058787Sru# 124158787Sru# From <a href="http://star.arabia.com/990930/JO9.html"> 124258787Sru# Jordan Week (1999-09-30) </a> via Steffen Thorsen (1999-11-09): 124358787Sru# Winter time starts today Thursday, 30 September. Clocks will be turned back 124458787Sru# by one hour. This is the latest government decision and it's final! 124558787Sru# The decision was taken because of the increase in working hours in 124658787Sru# government's departments from six to seven hours. 124758787Sru# 1248153670Swollman# From Paul Eggert (2005-11-22): 1249153670Swollman# Starting 2003 transitions are from Steffen Thorsen's web site timeanddate.com. 1250153670Swollman# 1251158421Swollman# From Steffen Thorsen (2005-11-23): 1252158421Swollman# For Jordan I have received multiple independent user reports every year 1253158421Swollman# about DST end dates, as the end-rule is different every year. 1254158421Swollman# 1255163302Sru# From Steffen Thorsen (2006-10-01), after a heads-up from Hilal Malawi: 1256163302Sru# http://www.petranews.gov.jo/nepras/2006/Sep/05/4000.htm 1257163302Sru# "Jordan will switch to winter time on Friday, October 27". 1258163302Sru# 1259190991Sedwin 1260190991Sedwin# From Phil Pizzey (2009-04-02): 1261190991Sedwin# ...I think I may have spotted an error in the timezone data for 1262190991Sedwin# Jordan. 1263190991Sedwin# The current (2009d) asia file shows Jordan going to daylight 1264190991Sedwin# saving 1265190991Sedwin# time on the last Thursday in March. 1266190991Sedwin# 1267190991Sedwin# Rule Jordan 2000 max - Mar lastThu 0:00s 1:00 S 1268190991Sedwin# 1269190991Sedwin# However timeanddate.com, which I usually find reliable, shows Jordan 1270190991Sedwin# going to daylight saving time on the last Friday in March since 2002. 1271190991Sedwin# Please see 1272190991Sedwin# <a href="http://www.timeanddate.com/worldclock/timezone.html?n=11"> 1273190991Sedwin# http://www.timeanddate.com/worldclock/timezone.html?n=11 1274190991Sedwin# </a> 1275190991Sedwin 1276190991Sedwin# From Steffen Thorsen (2009-04-02): 1277190991Sedwin# This single one might be good enough, (2009-03-24, Arabic): 1278190991Sedwin# <a href="http://petra.gov.jo/Artical.aspx?Lng=2&Section=8&Artical=95279"> 1279190991Sedwin# http://petra.gov.jo/Artical.aspx?Lng=2&Section=8&Artical=95279 1280190991Sedwin# </a> 1281190991Sedwin# 1282190991Sedwin# Google's translation: 1283190991Sedwin# 1284190991Sedwin# > The Council of Ministers decided in 2002 to adopt the principle of timely 1285190991Sedwin# > submission of the summer at 60 minutes as of midnight on the last Thursday 1286190991Sedwin# > of the month of March of each year. 1287190991Sedwin# 1288190991Sedwin# So - this means the midnight between Thursday and Friday since 2002. 1289190991Sedwin 1290190991Sedwin# From Arthur David Olson (2009-04-06): 1291190991Sedwin# We still have Jordan switching to DST on Thursdays in 2000 and 2001. 1292190991Sedwin 12932742Swollman# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S 129475267SwollmanRule Jordan 1973 only - Jun 6 0:00 1:00 S 129575267SwollmanRule Jordan 1973 1975 - Oct 1 0:00 0 - 129675267SwollmanRule Jordan 1974 1977 - May 1 0:00 1:00 S 129775267SwollmanRule Jordan 1976 only - Nov 1 0:00 0 - 129875267SwollmanRule Jordan 1977 only - Oct 1 0:00 0 - 129975267SwollmanRule Jordan 1978 only - Apr 30 0:00 1:00 S 130075267SwollmanRule Jordan 1978 only - Sep 30 0:00 0 - 130175267SwollmanRule Jordan 1985 only - Apr 1 0:00 1:00 S 130275267SwollmanRule Jordan 1985 only - Oct 1 0:00 0 - 130375267SwollmanRule Jordan 1986 1988 - Apr Fri>=1 0:00 1:00 S 130475267SwollmanRule Jordan 1986 1990 - Oct Fri>=1 0:00 0 - 130575267SwollmanRule Jordan 1989 only - May 8 0:00 1:00 S 130675267SwollmanRule Jordan 1990 only - Apr 27 0:00 1:00 S 130775267SwollmanRule Jordan 1991 only - Apr 17 0:00 1:00 S 130875267SwollmanRule Jordan 1991 only - Sep 27 0:00 0 - 130975267SwollmanRule Jordan 1992 only - Apr 10 0:00 1:00 S 131075267SwollmanRule Jordan 1992 1993 - Oct Fri>=1 0:00 0 - 131175267SwollmanRule Jordan 1993 1998 - Apr Fri>=1 0:00 1:00 S 131275267SwollmanRule Jordan 1994 only - Sep Fri>=15 0:00 0 - 131375267SwollmanRule Jordan 1995 1998 - Sep Fri>=15 0:00s 0 - 131458787SruRule Jordan 1999 only - Jul 1 0:00s 1:00 S 1315190991SedwinRule Jordan 1999 2002 - Sep lastFri 0:00s 0 - 1316190991SedwinRule Jordan 2000 2001 - Mar lastThu 0:00s 1:00 S 1317192886SedwinRule Jordan 2002 max - Mar lastThu 24:00 1:00 S 1318153670SwollmanRule Jordan 2003 only - Oct 24 0:00s 0 - 1319153670SwollmanRule Jordan 2004 only - Oct 15 0:00s 0 - 1320163302SruRule Jordan 2005 only - Sep lastFri 0:00s 0 - 1321163302SruRule Jordan 2006 max - Oct lastFri 0:00s 0 - 13222742Swollman# Zone NAME GMTOFF RULES FORMAT [UNTIL] 13232742SwollmanZone Asia/Amman 2:23:44 - LMT 1931 132419878Swollman 2:00 Jordan EE%sT 13252742Swollman 1326149514Swollman 13272742Swollman# Kazakhstan 1328149514Swollman 132920094Swollman# From Paul Eggert (1996-11-22): 1330149514Swollman# Andrew Evtichov (1996-04-13) writes that Kazakhstan 133120094Swollman# stayed in sync with Moscow after 1990, and that Aqtobe (formerly Aktyubinsk) 133220094Swollman# and Aqtau (formerly Shevchenko) are the largest cities in their zones. 133320094Swollman# Guess that Aqtau and Aqtobe diverged in 1995, since that's the first time 133420094Swollman# IATA SSIM mentions a third time zone in Kazakhstan. 1335149514Swollman 1336158421Swollman# From Paul Eggert (2006-03-22): 133793799Swollman# German Iofis, ELSI, Almaty (2001-10-09) reports that Kazakhstan uses 133893799Swollman# RussiaAsia rules, instead of switching at 00:00 as the IATA has it. 1339158421Swollman# Go with Shanks & Pottenger, who have them always using RussiaAsia rules. 1340158421Swollman# Also go with the following claims of Shanks & Pottenger: 134193799Swollman# 134293799Swollman# - Kazakhstan did not observe DST in 1991. 134393799Swollman# - Qyzylorda switched from +5:00 to +6:00 on 1992-01-19 02:00. 134493799Swollman# - Oral switched from +5:00 to +4:00 in spring 1989. 1345149514Swollman 1346149514Swollman# <a href="http://www.kazsociety.org.uk/news/2005/03/30.htm"> 1347149514Swollman# From Kazakhstan Embassy's News Bulletin #11 (2005-03-21): 1348149514Swollman# </a> 1349149514Swollman# The Government of Kazakhstan passed a resolution March 15 abolishing 1350149514Swollman# daylight saving time citing lack of economic benefits and health 1351149514Swollman# complications coupled with a decrease in productivity. 135293799Swollman# 1353149514Swollman# From Branislav Kojic (in Astana) via Gwillim Law (2005-06-28): 1354149514Swollman# ... what happened was that the former Kazakhstan Eastern time zone 1355149514Swollman# was "blended" with the Central zone. Therefore, Kazakhstan now has 1356149514Swollman# two time zones, and difference between them is one hour. The zone 1357149514Swollman# closer to UTC is the former Western zone (probably still called the 1358149514Swollman# same), encompassing four provinces in the west: Aqtobe, Atyrau, 1359149514Swollman# Mangghystau, and West Kazakhstan. The other zone encompasses 1360149514Swollman# everything else.... I guess that would make Kazakhstan time zones 1361149514Swollman# de jure UTC+5 and UTC+6 respectively. 1362149514Swollman 1363114173Swollman# 13642742Swollman# Zone NAME GMTOFF RULES FORMAT [UNTIL] 136593799Swollman# 136693799Swollman# Almaty (formerly Alma-Ata), representing most locations in Kazakhstan 136743014SwollmanZone Asia/Almaty 5:07:48 - LMT 1924 May 2 # or Alma-Ata 136893799Swollman 5:00 - ALMT 1930 Jun 21 # Alma-Ata Time 136993799Swollman 6:00 RussiaAsia ALM%sT 1991 137093799Swollman 6:00 - ALMT 1992 1371149514Swollman 6:00 RussiaAsia ALM%sT 2005 Mar 15 1372149514Swollman 6:00 - ALMT 137393799Swollman# Qyzylorda (aka Kyzylorda, Kizilorda, Kzyl-Orda, etc.) 137493799SwollmanZone Asia/Qyzylorda 4:21:52 - LMT 1924 May 2 137593799Swollman 4:00 - KIZT 1930 Jun 21 # Kizilorda Time 137693799Swollman 5:00 - KIZT 1981 Apr 1 137793799Swollman 5:00 1:00 KIZST 1981 Oct 1 137893799Swollman 6:00 - KIZT 1982 Apr 1 137993799Swollman 5:00 RussiaAsia KIZ%sT 1991 138093799Swollman 5:00 - KIZT 1991 Dec 16 # independence 138193799Swollman 5:00 - QYZT 1992 Jan 19 2:00 1382149514Swollman 6:00 RussiaAsia QYZ%sT 2005 Mar 15 1383149514Swollman 6:00 - QYZT 138493799Swollman# Aqtobe (aka Aktobe, formerly Akt'ubinsk) 138520094SwollmanZone Asia/Aqtobe 3:48:40 - LMT 1924 May 2 138693799Swollman 4:00 - AKTT 1930 Jun 21 # Aktyubinsk Time 138793799Swollman 5:00 - AKTT 1981 Apr 1 138893799Swollman 5:00 1:00 AKTST 1981 Oct 1 138993799Swollman 6:00 - AKTT 1982 Apr 1 139093799Swollman 5:00 RussiaAsia AKT%sT 1991 139193799Swollman 5:00 - AKTT 1991 Dec 16 # independence 1392149514Swollman 5:00 RussiaAsia AQT%sT 2005 Mar 15 # Aqtobe Time 1393149514Swollman 5:00 - AQTT 139493799Swollman# Mangghystau 139593799Swollman# Aqtau was not founded until 1963, but it represents an inhabited region, 139693799Swollman# so include time stamps before 1963. 139793799SwollmanZone Asia/Aqtau 3:21:04 - LMT 1924 May 2 139893799Swollman 4:00 - FORT 1930 Jun 21 # Fort Shevchenko T 139993799Swollman 5:00 - FORT 1963 140093799Swollman 5:00 - SHET 1981 Oct 1 # Shevchenko Time 140193799Swollman 6:00 - SHET 1982 Apr 1 140293799Swollman 5:00 RussiaAsia SHE%sT 1991 140393799Swollman 5:00 - SHET 1991 Dec 16 # independence 1404121098Swollman 5:00 RussiaAsia AQT%sT 1995 Mar lastSun 2:00 # Aqtau Time 1405149514Swollman 4:00 RussiaAsia AQT%sT 2005 Mar 15 1406149514Swollman 5:00 - AQTT 140793799Swollman# West Kazakhstan 140893799SwollmanZone Asia/Oral 3:25:24 - LMT 1924 May 2 # or Ural'sk 140993799Swollman 4:00 - URAT 1930 Jun 21 # Ural'sk time 141093799Swollman 5:00 - URAT 1981 Apr 1 141193799Swollman 5:00 1:00 URAST 1981 Oct 1 141293799Swollman 6:00 - URAT 1982 Apr 1 141393799Swollman 5:00 RussiaAsia URA%sT 1989 Mar 26 2:00 141493799Swollman 4:00 RussiaAsia URA%sT 1991 141593799Swollman 4:00 - URAT 1991 Dec 16 # independence 1416149514Swollman 4:00 RussiaAsia ORA%sT 2005 Mar 15 # Oral Time 1417149514Swollman 5:00 - ORAT 14182742Swollman 141967578Swollman# Kyrgyzstan (Kirgizstan) 1420158421Swollman# Transitions through 1991 are from Shanks & Pottenger. 1421149514Swollman 1422149514Swollman# From Paul Eggert (2005-08-15): 1423149514Swollman# According to an article dated today in the Kyrgyzstan Development Gateway 1424149514Swollman# <http://eng.gateway.kg/cgi-bin/page.pl?id=1&story_name=doc9979.shtml> 1425149514Swollman# Kyrgyzstan is canceling the daylight saving time system. I take the article 1426149514Swollman# to mean that they will leave their clocks at 6 hours ahead of UTC. 1427153670Swollman# From Malik Abdugaliev (2005-09-21): 1428153670Swollman# Our government cancels daylight saving time 6th of August 2005. 1429153670Swollman# From 2005-08-12 our GMT-offset is +6, w/o any daylight saving. 1430149514Swollman 143120094Swollman# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S 1432153670SwollmanRule Kyrgyz 1992 1996 - Apr Sun>=7 0:00s 1:00 S 1433153670SwollmanRule Kyrgyz 1992 1996 - Sep lastSun 0:00 0 - 1434153670SwollmanRule Kyrgyz 1997 2005 - Mar lastSun 2:30 1:00 S 1435153670SwollmanRule Kyrgyz 1997 2004 - Oct lastSun 2:30 0 - 14369908Swollman# Zone NAME GMTOFF RULES FORMAT [UNTIL] 14379908SwollmanZone Asia/Bishkek 4:58:24 - LMT 1924 May 2 143843014Swollman 5:00 - FRUT 1930 Jun 21 # Frunze Time 143919878Swollman 6:00 RussiaAsia FRU%sT 1991 Mar 31 2:00s 144058787Sru 5:00 1:00 FRUST 1991 Aug 31 2:00 # independence 1441153670Swollman 5:00 Kyrgyz KG%sT 2005 Aug 12 # Kyrgyzstan Time 1442153670Swollman 6:00 - KGT 14439908Swollman 14442742Swollman############################################################################### 14452742Swollman 144643014Swollman# Korea (North and South) 14472742Swollman 1448163302Sru# From Annie I. Bang (2006-07-10) in 1449163302Sru# <http://www.koreaherald.co.kr/SITE/data/html_dir/2006/07/10/200607100012.asp>: 1450163302Sru# The Ministry of Commerce, Industry and Energy has already 1451163302Sru# commissioned a research project [to reintroduce DST] and has said 1452163302Sru# the system may begin as early as 2008.... Korea ran a daylight 1453163302Sru# saving program from 1949-61 but stopped it during the 1950-53 Korean War. 14542742Swollman 1455158421Swollman# From Shanks & Pottenger: 14562742Swollman# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S 14572742SwollmanRule ROK 1960 only - May 15 0:00 1:00 D 14582742SwollmanRule ROK 1960 only - Sep 13 0:00 0 S 1459158421SwollmanRule ROK 1987 1988 - May Sun>=8 0:00 1:00 D 1460158421SwollmanRule ROK 1987 1988 - Oct Sun>=8 0:00 0 S 14612742Swollman 14622742Swollman# Zone NAME GMTOFF RULES FORMAT [UNTIL] 14632742SwollmanZone Asia/Seoul 8:27:52 - LMT 1890 14642742Swollman 8:30 - KST 1904 Dec 14652742Swollman 9:00 - KST 1928 14662742Swollman 8:30 - KST 1932 14672742Swollman 9:00 - KST 1954 Mar 21 14682742Swollman 8:00 ROK K%sT 1961 Aug 10 14692742Swollman 8:30 - KST 1968 Oct 14702742Swollman 9:00 ROK K%sT 14712742SwollmanZone Asia/Pyongyang 8:23:00 - LMT 1890 14722742Swollman 8:30 - KST 1904 Dec 14732742Swollman 9:00 - KST 1928 14742742Swollman 8:30 - KST 1932 14752742Swollman 9:00 - KST 1954 Mar 21 14762742Swollman 8:00 - KST 1961 Aug 10 14772742Swollman 9:00 - KST 14782742Swollman 14792742Swollman############################################################################### 14802742Swollman 14812742Swollman# Kuwait 14822742Swollman# Zone NAME GMTOFF RULES FORMAT [UNTIL] 1483169811Swollman# From the Arab Times (2007-03-14): 1484169811Swollman# The Civil Service Commission (CSC) has approved a proposal forwarded 1485169811Swollman# by MP Ahmad Baqer on implementing the daylight saving time (DST) in 1486169811Swollman# Kuwait starting from April until the end of Sept this year, reports Al-Anba. 1487169811Swollman# <http://www.arabtimesonline.com/arabtimes/kuwait/Viewdet.asp?ID=9950>. 1488169811Swollman# From Paul Eggert (2007-03-29): 1489169811Swollman# We don't know the details, or whether the approval means it'll happen, 1490169811Swollman# so for now we assume no DST. 14912742SwollmanZone Asia/Kuwait 3:11:56 - LMT 1950 14922742Swollman 3:00 - AST 14932742Swollman 14942742Swollman# Laos 14952742Swollman# Zone NAME GMTOFF RULES FORMAT [UNTIL] 149667578SwollmanZone Asia/Vientiane 6:50:24 - LMT 1906 Jun 9 # or Viangchan 149719878Swollman 7:06:20 - SMT 1911 Mar 11 0:01 # Saigon MT? 14982742Swollman 7:00 - ICT 1912 May 14992742Swollman 8:00 - ICT 1931 May 15002742Swollman 7:00 - ICT 15012742Swollman 15022742Swollman# Lebanon 15032742Swollman# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S 150419878SwollmanRule Lebanon 1920 only - Mar 28 0:00 1:00 S 15052742SwollmanRule Lebanon 1920 only - Oct 25 0:00 0 - 150619878SwollmanRule Lebanon 1921 only - Apr 3 0:00 1:00 S 15072742SwollmanRule Lebanon 1921 only - Oct 3 0:00 0 - 150819878SwollmanRule Lebanon 1922 only - Mar 26 0:00 1:00 S 15092742SwollmanRule Lebanon 1922 only - Oct 8 0:00 0 - 151019878SwollmanRule Lebanon 1923 only - Apr 22 0:00 1:00 S 15112742SwollmanRule Lebanon 1923 only - Sep 16 0:00 0 - 151219878SwollmanRule Lebanon 1957 1961 - May 1 0:00 1:00 S 15132742SwollmanRule Lebanon 1957 1961 - Oct 1 0:00 0 - 151419878SwollmanRule Lebanon 1972 only - Jun 22 0:00 1:00 S 15152742SwollmanRule Lebanon 1972 1977 - Oct 1 0:00 0 - 151619878SwollmanRule Lebanon 1973 1977 - May 1 0:00 1:00 S 151719878SwollmanRule Lebanon 1978 only - Apr 30 0:00 1:00 S 15182742SwollmanRule Lebanon 1978 only - Sep 30 0:00 0 - 151919878SwollmanRule Lebanon 1984 1987 - May 1 0:00 1:00 S 152020094SwollmanRule Lebanon 1984 1991 - Oct 16 0:00 0 - 152119878SwollmanRule Lebanon 1988 only - Jun 1 0:00 1:00 S 152219878SwollmanRule Lebanon 1989 only - May 10 0:00 1:00 S 152320094SwollmanRule Lebanon 1990 1992 - May 1 0:00 1:00 S 152420094SwollmanRule Lebanon 1992 only - Oct 4 0:00 0 - 152520094SwollmanRule Lebanon 1993 max - Mar lastSun 0:00 1:00 S 152658787SruRule Lebanon 1993 1998 - Sep lastSun 0:00 0 - 152758787SruRule Lebanon 1999 max - Oct lastSun 0:00 0 - 15282742Swollman# Zone NAME GMTOFF RULES FORMAT [UNTIL] 15292742SwollmanZone Asia/Beirut 2:22:00 - LMT 1880 153019878Swollman 2:00 Lebanon EE%sT 15312742Swollman 15322742Swollman# Malaysia 153319878Swollman# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S 153486222SwollmanRule NBorneo 1935 1941 - Sep 14 0:00 0:20 TS # one-Third Summer 153519878SwollmanRule NBorneo 1935 1941 - Dec 14 0:00 0 - 153686222Swollman# 1537136638Swollman# peninsular Malaysia 1538136638Swollman# The data here are taken from Mok Ly Yng (2003-10-30) 1539136638Swollman# <http://www.math.nus.edu.sg/aslaksen/teaching/timezone.html>. 15402742Swollman# Zone NAME GMTOFF RULES FORMAT [UNTIL] 1541136638SwollmanZone Asia/Kuala_Lumpur 6:46:46 - LMT 1901 Jan 1 1542136638Swollman 6:55:25 - SMT 1905 Jun 1 # Singapore M.T. 1543136638Swollman 7:00 - MALT 1933 Jan 1 # Malaya Time 1544136638Swollman 7:00 0:20 MALST 1936 Jan 1 1545136638Swollman 7:20 - MALT 1941 Sep 1 1546136638Swollman 7:30 - MALT 1942 Feb 16 1547136638Swollman 9:00 - JST 1945 Sep 12 1548136638Swollman 7:30 - MALT 1982 Jan 1 154919878Swollman 8:00 - MYT # Malaysia Time 155086222Swollman# Sabah & Sarawak 1551158421Swollman# From Paul Eggert (2006-03-22): 1552158421Swollman# The data here are mostly from Shanks & Pottenger, but the 1942, 1945 and 1982 1553136638Swollman# transition dates are from Mok Ly Yng. 1554136638Swollman# Zone NAME GMTOFF RULES FORMAT [UNTIL] 155519878SwollmanZone Asia/Kuching 7:21:20 - LMT 1926 Mar 155619878Swollman 7:30 - BORT 1933 # Borneo Time 1557136638Swollman 8:00 NBorneo BOR%sT 1942 Feb 16 1558136638Swollman 9:00 - JST 1945 Sep 12 1559136638Swollman 8:00 - BORT 1982 Jan 1 156019878Swollman 8:00 - MYT 15612742Swollman 15622742Swollman# Maldives 15632742Swollman# Zone NAME GMTOFF RULES FORMAT [UNTIL] 156419878SwollmanZone Indian/Maldives 4:54:00 - LMT 1880 # Male 156519878Swollman 4:54:00 - MMT 1960 # Male Mean Time 156619878Swollman 5:00 - MVT # Maldives Time 15672742Swollman 15682742Swollman# Mongolia 156958787Sru 1570158421Swollman# Shanks & Pottenger say that Mongolia has three time zones, but 1571158421Swollman# usno1995 and the CIA map Standard Time Zones of the World (2005-03) 157217200Swollman# both say that it has just one. 157358787Sru 157458787Sru# From Oscar van Vlijmen (1999-12-11): 157558787Sru# <a href="http://www.mongoliatourism.gov.mn/general.htm"> 157658787Sru# General Information Mongolia 157758787Sru# </a> (1999-09) 157858787Sru# "Time: Mongolia has two time zones. Three westernmost provinces of 157958787Sru# Bayan-Ulgii, Uvs, and Hovd are one hour earlier than the capital city, and 158058787Sru# the rest of the country follows the Ulaanbaatar time, which is UTC/GMT plus 158158787Sru# eight hours." 158258787Sru 158358787Sru# From Rives McDow (1999-12-13): 158458787Sru# Mongolia discontinued the use of daylight savings time in 1999; 1998 158558787Sru# being the last year it was implemented. The dates of implementation I am 158658787Sru# unsure of, but most probably it was similar to Russia, except for the time 158758787Sru# of implementation may have been different.... 158858787Sru# Some maps in the past have indicated that there was an additional time 158958787Sru# zone in the eastern part of Mongolia, including the provinces of Dornod, 159058787Sru# Suhbaatar, and possibly Khentij. 159158787Sru 159258787Sru# From Paul Eggert (1999-12-15): 159358787Sru# Naming and spelling is tricky in Mongolia. 159458787Sru# We'll use Hovd (also spelled Chovd and Khovd) to represent the west zone; 159558787Sru# the capital of the Hovd province is sometimes called Hovd, sometimes Dund-Us, 159658787Sru# and sometimes Jirgalanta (with variant spellings), but the name Hovd 159758787Sru# is good enough for our purposes. 159858787Sru 159986222Swollman# From Rives McDow (2001-05-13): 160086222Swollman# In addition to Mongolia starting daylight savings as reported earlier 160186222Swollman# (adopted DST on 2001-04-27 02:00 local time, ending 2001-09-28), 160286222Swollman# there are three time zones. 160386222Swollman# 160486222Swollman# Provinces [at 7:00]: Bayan-ulgii, Uvs, Khovd, Zavkhan, Govi-Altai 160586222Swollman# Provinces [at 8:00]: Khovsgol, Bulgan, Arkhangai, Khentii, Tov, 160686222Swollman# Bayankhongor, Ovorkhangai, Dundgovi, Dornogovi, Omnogovi 160786222Swollman# Provinces [at 9:00]: Dornod, Sukhbaatar 160886222Swollman# 160986222Swollman# [The province of Selenge is omitted from the above lists.] 161086222Swollman 1611149514Swollman# From Ganbold Ts., Ulaanbaatar (2004-04-17): 1612136638Swollman# Daylight saving occurs at 02:00 local time last Saturday of March. 1613136638Swollman# It will change back to normal at 02:00 local time last Saturday of 1614136638Swollman# September.... As I remember this rule was changed in 2001. 1615136638Swollman# 1616136638Swollman# From Paul Eggert (2004-04-17): 1617136638Swollman# For now, assume Rives McDow's informant got confused about Friday vs 1618136638Swollman# Saturday, and that his 2001 dates should have 1 added to them. 1619136638Swollman 1620149514Swollman# From Paul Eggert (2005-07-26): 1621149514Swollman# We have wildly conflicting information about Mongolia's time zones. 1622149514Swollman# Bill Bonnet (2005-05-19) reports that the US Embassy in Ulaanbaatar says 1623149514Swollman# there is only one time zone and that DST is observed, citing Microsoft 1624149514Swollman# Windows XP as the source. Risto Nykanen (2005-05-16) reports that 1625149514Swollman# travelmongolia.org says there are two time zones (UTC+7, UTC+8) with no DST. 1626149514Swollman# Oscar van Vlijmen (2005-05-20) reports that the Mongolian Embassy in 1627149514Swollman# Washington, DC says there are two time zones, with DST observed. 1628149514Swollman# He also found 1629149514Swollman# <http://ubpost.mongolnews.mn/index.php?subaction=showcomments&id=1111634894&archive=&start_from=&ucat=1&> 1630149514Swollman# which also says that there is DST, and which has a comment by "Toddius" 1631149514Swollman# (2005-03-31 06:05 +0700) saying "Mongolia actually has 3.5 time zones. 1632149514Swollman# The West (OLGII) is +7 GMT, most of the country is ULAT is +8 GMT 1633149514Swollman# and some Eastern provinces are +9 GMT but Sukhbaatar Aimag is SUHK +8.5 GMT. 1634149514Swollman# The SUKH timezone is new this year, it is one of the few things the 1635149514Swollman# parliament passed during the tumultuous winter session." 1636149514Swollman# For now, let's ignore this information, until we have more confirmation. 1637149514Swollman 1638169811Swollman# From Ganbold Ts. (2007-02-26): 1639169811Swollman# Parliament of Mongolia has just changed the daylight-saving rule in February. 1640169811Swollman# They decided not to adopt daylight-saving time.... 1641169811Swollman# http://www.mongolnews.mn/index.php?module=unuudur&sec=view&id=15742 1642169811Swollman 1643181418Sedwin# From Deborah Goldsmith (2008-03-30): 1644181418Sedwin# We received a bug report claiming that the tz database UTC offset for 1645181418Sedwin# Asia/Choibalsan (GMT+09:00) is incorrect, and that it should be GMT 1646181418Sedwin# +08:00 instead. Different sources appear to disagree with the tz 1647181418Sedwin# database on this, e.g.: 1648181418Sedwin# 1649181418Sedwin# <a href="http://www.timeanddate.com/worldclock/city.html?n=1026"> 1650181418Sedwin# http://www.timeanddate.com/worldclock/city.html?n=1026 1651181418Sedwin# </a> 1652181418Sedwin# <a href="http://www.worldtimeserver.com/current_time_in_MN.aspx"> 1653181418Sedwin# http://www.worldtimeserver.com/current_time_in_MN.aspx 1654181418Sedwin# </a> 1655181418Sedwin# 1656181418Sedwin# both say GMT+08:00. 1657181418Sedwin 1658181418Sedwin# From Steffen Thorsen (2008-03-31): 1659181418Sedwin# eznis airways, which operates several domestic flights, has a flight 1660181418Sedwin# schedule here: 1661181424Sedwin# <a href="http://www.eznis.com/Container.jsp?id=112"> 1662181418Sedwin# http://www.eznis.com/Container.jsp?id=112 1663181418Sedwin# </a> 1664181418Sedwin# (click the English flag for English) 1665181418Sedwin# 1666181418Sedwin# There it appears that flights between Choibalsan and Ulaanbatar arrive 1667181418Sedwin# about 1:35 - 1:50 hours later in local clock time, no matter the 1668181418Sedwin# direction, while Ulaanbaatar-Khvod takes 2 hours in the Eastern 1669181418Sedwin# direction and 3:35 back, which indicates that Ulaanbatar and Khvod are 1670181418Sedwin# in different time zones (like we know about), while Choibalsan and 1671181418Sedwin# Ulaanbatar are in the same time zone (correction needed). 1672181418Sedwin 1673181418Sedwin# From Arthur David Olson (2008-05-19): 1674181418Sedwin# Assume that Choibalsan is indeed offset by 8:00. 1675181418Sedwin# XXX--in the absence of better information, assume that transition 1676181418Sedwin# was at the start of 2008-03-31 (the day of Steffen Thorsen's report); 1677181418Sedwin# this is almost surely wrong. 1678181418Sedwin 16792742Swollman# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S 168086222SwollmanRule Mongol 1983 1984 - Apr 1 0:00 1:00 S 168186222SwollmanRule Mongol 1983 only - Oct 1 0:00 0 - 1682158421Swollman# Shanks & Pottenger and IATA SSIM say 1990s switches occurred at 00:00, 1683158421Swollman# but McDow says the 2001 switches occurred at 02:00. Also, IATA SSIM 1684158421Swollman# (1996-09) says 1996-10-25. Go with Shanks & Pottenger through 1998. 1685158421Swollman# 1686158421Swollman# Shanks & Pottenger say that the Sept. 1984 through Sept. 1990 switches 1687158421Swollman# in Choibalsan (more precisely, in Dornod and Sukhbaatar) took place 1688158421Swollman# at 02:00 standard time, not at 00:00 local time as in the rest of 1689158421Swollman# the country. That would be odd, and possibly is a result of their 1690158421Swollman# correction of 02:00 (in the previous edition) not being done correctly 1691158421Swollman# in the latest edition; so ignore it for now. 1692158421Swollman 1693158421SwollmanRule Mongol 1985 1998 - Mar lastSun 0:00 1:00 S 1694158421SwollmanRule Mongol 1984 1998 - Sep lastSun 0:00 0 - 169558787Sru# IATA SSIM (1999-09) says Mongolia no longer observes DST. 1696136638SwollmanRule Mongol 2001 only - Apr lastSat 2:00 1:00 S 1697169811SwollmanRule Mongol 2001 2006 - Sep lastSat 2:00 0 - 1698169811SwollmanRule Mongol 2002 2006 - Mar lastSat 2:00 1:00 S 169958787Sru 17002742Swollman# Zone NAME GMTOFF RULES FORMAT [UNTIL] 170186222Swollman# Hovd, a.k.a. Chovd, Dund-Us, Dzhargalant, Khovd, Jirgalanta 170258787SruZone Asia/Hovd 6:06:36 - LMT 1905 Aug 170358787Sru 6:00 - HOVT 1978 # Hovd Time 170458787Sru 7:00 Mongol HOV%sT 170586222Swollman# Ulaanbaatar, a.k.a. Ulan Bataar, Ulan Bator, Urga 170658787SruZone Asia/Ulaanbaatar 7:07:32 - LMT 1905 Aug 170758787Sru 7:00 - ULAT 1978 # Ulaanbaatar Time 170819878Swollman 8:00 Mongol ULA%sT 170986222Swollman# Choibalsan, a.k.a. Bajan Tuemen, Bajan Tumen, Chojbalsan, 171086222Swollman# Choybalsan, Sanbejse, Tchoibalsan 171186222SwollmanZone Asia/Choibalsan 7:38:00 - LMT 1905 Aug 171286222Swollman 7:00 - ULAT 1978 171386222Swollman 8:00 - ULAT 1983 Apr 1714181418Sedwin 9:00 Mongol CHO%sT 2008 Mar 31 # Choibalsan Time 1715181418Sedwin 8:00 Mongol CHO%sT 17162742Swollman 17172742Swollman# Nepal 17182742Swollman# Zone NAME GMTOFF RULES FORMAT [UNTIL] 1719187588SedwinZone Asia/Kathmandu 5:41:16 - LMT 1920 17202742Swollman 5:30 - IST 1986 172119878Swollman 5:45 - NPT # Nepal Time 17222742Swollman 17232742Swollman# Oman 17242742Swollman# Zone NAME GMTOFF RULES FORMAT [UNTIL] 17252742SwollmanZone Asia/Muscat 3:54:20 - LMT 1920 17262742Swollman 4:00 - GST 17272742Swollman 17282742Swollman# Pakistan 172993799Swollman 173093799Swollman# From Rives McDow (2002-03-13): 173193799Swollman# I have been advised that Pakistan has decided to adopt dst on a 173293799Swollman# TRIAL basis for one year, starting 00:01 local time on April 7, 2002 173393799Swollman# and ending at 00:01 local time October 6, 2002. This is what I was 173493799Swollman# told, but I believe that the actual time of change may be 00:00; the 173593799Swollman# 00:01 was to make it clear which day it was on. 173693799Swollman 173793799Swollman# From Paul Eggert (2002-03-15): 173893799Swollman# Jesper Norgaard found this URL: 173993799Swollman# http://www.pak.gov.pk/public/news/app/app06_dec.htm 174093799Swollman# (dated 2001-12-06) which says that the Cabinet adopted a scheme "to 174193799Swollman# advance the clocks by one hour on the night between the first 174293799Swollman# Saturday and Sunday of April and revert to the original position on 174393799Swollman# 15th October each year". This agrees with McDow's 04-07 at 00:00, 174493799Swollman# but disagrees about the October transition, and makes it sound like 174593799Swollman# it's not on a trial basis. Also, the "between the first Saturday 174693799Swollman# and Sunday of April" phrase, if taken literally, means that the 174793799Swollman# transition takes place at 00:00 on the first Sunday on or after 04-02. 174893799Swollman 1749114173Swollman# From Paul Eggert (2003-02-09): 1750114173Swollman# DAWN <http://www.dawn.com/2002/10/06/top13.htm> reported on 2002-10-05 1751114173Swollman# that 2002 DST ended that day at midnight. Go with McDow for now. 1752114173Swollman 1753114173Swollman# From Steffen Thorsen (2003-03-14): 1754114173Swollman# According to http://www.dawn.com/2003/03/07/top15.htm 1755114173Swollman# there will be no DST in Pakistan this year: 1756114173Swollman# 1757114173Swollman# ISLAMABAD, March 6: Information and Media Development Minister Sheikh 1758114173Swollman# Rashid Ahmed on Thursday said the cabinet had reversed a previous 1759114173Swollman# decision to advance clocks by one hour in summer and put them back by 1760114173Swollman# one hour in winter with the aim of saving light hours and energy. 1761114173Swollman# 1762114173Swollman# The minister told a news conference that the experiment had rather 1763114173Swollman# shown 8 per cent higher consumption of electricity. 1764114173Swollman 1765181418Sedwin# From Alex Krivenyshev (2008-05-15): 1766181418Sedwin# 1767181418Sedwin# Here is an article that Pakistan plan to introduce Daylight Saving Time 1768181418Sedwin# on June 1, 2008 for 3 months. 1769181418Sedwin# 1770181418Sedwin# "... The federal cabinet on Wednesday announced a new conservation plan to help 1771181418Sedwin# reduce load shedding by approving the closure of commercial centres at 9pm and 1772181418Sedwin# moving clocks forward by one hour for the next three months. 1773181418Sedwin# ...." 1774181418Sedwin# 1775181418Sedwin# <a href="http://www.worldtimezone.net/dst_news/dst_news_pakistan01.html"> 1776181418Sedwin# http://www.worldtimezone.net/dst_news/dst_news_pakistan01.html 1777181418Sedwin# </a> 1778181418Sedwin# OR 1779181418Sedwin# <a href="http://www.dailytimes.com.pk/default.asp?page=2008%5C05%5C15%5Cstory_15-5-2008_pg1_4"> 1780181418Sedwin# http://www.dailytimes.com.pk/default.asp?page=2008%5C05%5C15%5Cstory_15-5-2008_pg1_4 1781181418Sedwin# </a> 1782114173Swollman 1783181418Sedwin# From Arthur David Olson (2008-05-19): 1784181418Sedwin# XXX--midnight transitions is a guess; 2008 only is a guess. 1785181418Sedwin 1786183066Sedwin# From Alexander Krivenyshev (2008-08-28): 1787183066Sedwin# Pakistan government has decided to keep the watches one-hour advanced 1788183066Sedwin# for another 2 months--plan to return to Standard Time on October 31 1789183066Sedwin# instead of August 31. 1790183066Sedwin# 1791183066Sedwin# <a href="http://www.worldtimezone.com/dst_news/dst_news_pakistan02.html"> 1792183066Sedwin# http://www.worldtimezone.com/dst_news/dst_news_pakistan02.html 1793183066Sedwin# </a> 1794183066Sedwin# OR 1795183066Sedwin# <a href="http://dailymailnews.com/200808/28/news/dmbrn03.html"> 1796183066Sedwin# http://dailymailnews.com/200808/28/news/dmbrn03.html 1797183066Sedwin# </a> 1798183066Sedwin 1799191052Sedwin# From Alexander Krivenyshev (2009-04-08): 1800191052Sedwin# Based on previous media reports that "... proposed plan to 1801191052Sedwin# advance clocks by one hour from May 1 will cause disturbance 1802191052Sedwin# to the working schedules rather than bringing discipline in 1803191052Sedwin# official working." 1804191052Sedwin# <a href="http://www.thenews.com.pk/daily_detail.asp?id=171280"> 1805191052Sedwin# http://www.thenews.com.pk/daily_detail.asp?id=171280 1806191052Sedwin# </a> 1807191052Sedwin# 1808191052Sedwin# recent news that instead of May 2009 - Pakistan plan to 1809191052Sedwin# introduce DST from April 15, 2009 1810191052Sedwin# 1811191052Sedwin# FYI: Associated Press Of Pakistan 1812191052Sedwin# April 08, 2009 1813191052Sedwin# Cabinet okays proposal to advance clocks by one hour from April 15 1814191052Sedwin# <a href="http://www.app.com.pk/en_/index.php?option=com_content&task=view&id=73043&Itemid=1"> 1815191052Sedwin# http://www.app.com.pk/en_/index.php?option=com_content&task=view&id=73043&Itemid=1 1816191052Sedwin# </a> 1817191052Sedwin# 1818191052Sedwin# or 1819191052Sedwin# 1820191052Sedwin# <a href="http://www.worldtimezone.com/dst_news/dst_news_pakistan05.html"> 1821191052Sedwin# http://www.worldtimezone.com/dst_news/dst_news_pakistan05.html 1822191052Sedwin# </a> 1823191052Sedwin# 1824191052Sedwin# .... 1825191052Sedwin# The Federal Cabinet on Wednesday approved the proposal to 1826191052Sedwin# advance clocks in the country by one hour from April 15 to 1827191052Sedwin# conserve energy" 1828191052Sedwin 1829197597Sedwin# From Steffen Thorsen (2009-09-17): 1830197597Sedwin# "The News International," Pakistan reports that: "The Federal 1831197597Sedwin# Government has decided to restore the previous time by moving the 1832197597Sedwin# clocks backward by one hour from October 1. A formal announcement to 1833197597Sedwin# this effect will be made after the Prime Minister grants approval in 1834197597Sedwin# this regard." 1835197597Sedwin# <a href="http://www.thenews.com.pk/updates.asp?id=87168"> 1836197597Sedwin# http://www.thenews.com.pk/updates.asp?id=87168 1837197597Sedwin# </a> 1838191052Sedwin 1839198270Sedwin# From Alexander Krivenyshev (2009-09-28): 1840198270Sedwin# According to Associated Press Of Pakistan, it is confirmed that 1841198270Sedwin# Pakistan clocks across the country would be turned back by an hour from October 1842198270Sedwin# 1, 2009. 1843198270Sedwin# 1844198270Sedwin# "Clocks to go back one hour from 1 Oct" 1845198270Sedwin# <a href="http://www.app.com.pk/en_/index.php?option=com_content&task=view&id=86715&Itemid=2"> 1846198270Sedwin# http://www.app.com.pk/en_/index.php?option=com_content&task=view&id=86715&Itemid=2 1847198270Sedwin# </a> 1848198270Sedwin# or 1849198270Sedwin# <a href="http://www.worldtimezone.com/dst_news/dst_news_pakistan07.htm"> 1850198270Sedwin# http://www.worldtimezone.com/dst_news/dst_news_pakistan07.htm 1851198270Sedwin# </a> 1852198270Sedwin 1853198270Sedwin# From Steffen Thorsen (2009-09-29): 1854198270Sedwin# Alexander Krivenyshev wrote: 1855198270Sedwin# > According to Associated Press Of Pakistan, it is confirmed that 1856198270Sedwin# > Pakistan clocks across the country would be turned back by an hour from October 1857198270Sedwin# > 1, 2009. 1858198270Sedwin# 1859198270Sedwin# Now they seem to have changed their mind, November 1 is the new date: 1860198270Sedwin# <a href="http://www.thenews.com.pk/top_story_detail.asp?Id=24742"> 1861198270Sedwin# http://www.thenews.com.pk/top_story_detail.asp?Id=24742 1862198270Sedwin# </a> 1863198270Sedwin# "The country's clocks will be reversed by one hour on November 1. 1864198270Sedwin# Officials of Federal Ministry for Interior told this to Geo News on 1865198270Sedwin# Monday." 1866198270Sedwin# 1867198270Sedwin# And more importantly, it seems that these dates will be kept every year: 1868198270Sedwin# "It has now been decided that clocks will be wound forward by one hour 1869198270Sedwin# on April 15 and reversed by an hour on November 1 every year without 1870198270Sedwin# obtaining prior approval, the officials added." 1871198270Sedwin# 1872198270Sedwin# We have confirmed this year's end date with both with the Ministry of 1873198270Sedwin# Water and Power and the Pakistan Electric Power Company: 1874198270Sedwin# <a href="http://www.timeanddate.com/news/time/pakistan-ends-dst09.html"> 1875198270Sedwin# http://www.timeanddate.com/news/time/pakistan-ends-dst09.html 1876198270Sedwin# </a> 1877198270Sedwin 1878198270Sedwin# From Christoph Goehre (2009-10-01): 1879198270Sedwin# [T]he German Consulate General in Karachi reported me today that Pakistan 1880198270Sedwin# will go back to standard time on 1st of November. 1881198270Sedwin 188293799Swollman# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S 1883114173SwollmanRule Pakistan 2002 only - Apr Sun>=2 0:01 1:00 S 1884114173SwollmanRule Pakistan 2002 only - Oct Sun>=2 0:01 0 - 1885181418SedwinRule Pakistan 2008 only - Jun 1 0:00 1:00 S 1886183066SedwinRule Pakistan 2008 only - Nov 1 0:00 0 - 1887198270SedwinRule Pakistan 2009 max - Apr 15 0:00 1:00 S 1888198270SedwinRule Pakistan 2009 max - Nov 1 0:00 0 - 18892742Swollman# Zone NAME GMTOFF RULES FORMAT [UNTIL] 18902742SwollmanZone Asia/Karachi 4:28:12 - LMT 1907 18912742Swollman 5:30 - IST 1942 Sep 18922742Swollman 5:30 1:00 IST 1945 Oct 15 18932742Swollman 5:30 - IST 1951 Sep 30 189419878Swollman 5:00 - KART 1971 Mar 26 # Karachi Time 189593799Swollman 5:00 Pakistan PK%sT # Pakistan Time 18962742Swollman 18972742Swollman# Palestine 189843014Swollman 1899149514Swollman# From Amos Shapir (1998-02-15): 190043014Swollman# 190143014Swollman# From 1917 until 1948-05-15, all of Palestine, including the parts now 190243014Swollman# known as the Gaza Strip and the West Bank, was under British rule. 190343014Swollman# Therefore the rules given for Israel for that period, apply there too... 190443014Swollman# 190543014Swollman# The Gaza Strip was under Egyptian rule between 1948-05-15 until 1967-06-05 190643014Swollman# (except a short occupation by Israel from 1956-11 till 1957-03, but no 190743014Swollman# time zone was affected then). It was never formally annexed to Egypt, 190843014Swollman# though. 190943014Swollman# 191043014Swollman# The rest of Palestine was under Jordanian rule at that time, formally 191143014Swollman# annexed in 1950 as the West Bank (and the word "Trans" was dropped from 191243014Swollman# the country's previous name of "the Hashemite Kingdom of the 191343014Swollman# Trans-Jordan"). So the rules for Jordan for that time apply. Major 191443014Swollman# towns in that area are Nablus (Shchem), El-Halil (Hebron), Ramallah, and 191543014Swollman# East Jerusalem. 191643014Swollman# 191743014Swollman# Both areas were occupied by Israel in June 1967, but not annexed (except 191843014Swollman# for East Jerusalem). They were on Israel time since then; there might 191943014Swollman# have been a Military Governor's order about time zones, but I'm not aware 192043014Swollman# of any (such orders may have been issued semi-annually whenever summer 192143014Swollman# time was in effect, but maybe the legal aspect of time was just neglected). 192243014Swollman# 192343014Swollman# The Palestinian Authority was established in 1993, and got hold of most 192443014Swollman# towns in the West Bank and Gaza by 1995. I know that in order to 192543014Swollman# demonstrate...independence, they have been switching to 192643014Swollman# summer time and back on a different schedule than Israel's, but I don't 192743014Swollman# know when this was started, or what algorithm is used (most likely the 192843014Swollman# Jordanian one). 192943014Swollman# 193043014Swollman# To summarize, the table should probably look something like that: 193143014Swollman# 193243014Swollman# Area \ when | 1918-1947 | 1948-1967 | 1967-1995 | 1996- 193343014Swollman# ------------+-----------+-----------+-----------+----------- 193443014Swollman# Israel | Zion | Zion | Zion | Zion 193543014Swollman# West bank | Zion | Jordan | Zion | Jordan 193643014Swollman# Gaza | Zion | Egypt | Zion | Jordan 193743014Swollman# 193843014Swollman# I guess more info may be available from the PA's web page (if/when they 193943014Swollman# have one). 194043014Swollman 1941158421Swollman# From Paul Eggert (2006-03-22): 1942158421Swollman# Shanks & Pottenger write that Gaza did not observe DST until 1957, but go 194343014Swollman# with Shapir and assume that it observed DST from 1940 through 1947, 194443014Swollman# and that it used Jordanian rules starting in 1996. 194543014Swollman# We don't yet need a separate entry for the West Bank, since 194643014Swollman# the only differences between it and Gaza that we know about 194743014Swollman# occurred before our cutoff date of 1970. 194843014Swollman# However, as we get more information, we may need to add entries 194943014Swollman# for parts of the West Bank as they transitioned from Israel's rules 195043014Swollman# to Palestine's rules. If you have more info about this, please 195143014Swollman# send it to tz@elsie.nci.nih.gov for incorporation into future editions. 195243014Swollman 195343014Swollman# From IINS News Service - Israel - 1998-03-23 10:38:07 Israel time, 195443014Swollman# forwarded by Ephraim Silverberg: 195543014Swollman# 195643014Swollman# Despite the fact that Israel changed over to daylight savings time 195743014Swollman# last week, the PLO Authority (PA) has decided not to turn its clocks 195843014Swollman# one-hour forward at this time. As a sign of independence from Israeli rule, 195943014Swollman# the PA has decided to implement DST in April. 196043014Swollman 196158787Sru# From Paul Eggert (1999-09-20): 196258787Sru# Daoud Kuttab writes in 196358787Sru# <a href="http://www.jpost.com/com/Archive/22.Apr.1999/Opinion/Article-2.html"> 196458787Sru# Holiday havoc 196558787Sru# </a> (Jerusalem Post, 1999-04-22) that 196658787Sru# the Palestinian National Authority changed to DST on 1999-04-15. 196758787Sru# I vaguely recall that they switch back in October (sorry, forgot the source). 196858787Sru# For now, let's assume that the spring switch was at 24:00, 196958787Sru# and that they switch at 0:00 on the 3rd Fridays of April and October. 197058787Sru 1971153670Swollman# From Paul Eggert (2005-11-22): 1972153670Swollman# Starting 2004 transitions are from Steffen Thorsen's web site timeanddate.com. 1973153670Swollman 1974158421Swollman# From Steffen Thorsen (2005-11-23): 1975158421Swollman# A user from Gaza reported that Gaza made the change early because of 1976158421Swollman# the Ramadan. Next year Ramadan will be even earlier, so I think 1977158421Swollman# there is a good chance next year's end date will be around two weeks 1978158421Swollman# earlier--the same goes for Jordan. 1979158421Swollman 1980163302Sru# From Steffen Thorsen (2006-08-17): 1981163302Sru# I was informed by a user in Bethlehem that in Bethlehem it started the 1982163302Sru# same day as Israel, and after checking with other users in the area, I 1983163302Sru# was informed that they started DST one day after Israel. I was not 1984163302Sru# able to find any authoritative sources at the time, nor details if 1985163302Sru# Gaza changed as well, but presumed Gaza to follow the same rules as 1986163302Sru# the West Bank. 1987163302Sru 1988163302Sru# From Steffen Thorsen (2006-09-26): 1989163302Sru# according to the Palestine News Network (2006-09-19): 1990163302Sru# http://english.pnn.ps/index.php?option=com_content&task=view&id=596&Itemid=5 1991163302Sru# > The Council of Ministers announced that this year its winter schedule 1992163302Sru# > will begin early, as of midnight Thursday. It is also time to turn 1993163302Sru# > back the clocks for winter. Friday will begin an hour late this week. 1994163302Sru# I guess it is likely that next year's date will be moved as well, 1995163302Sru# because of the Ramadan. 1996163302Sru 1997172479Sedwin# From Jesper Norgaard Welen (2007-09-18): 1998172479Sedwin# According to Steffen Thorsen's web site the Gaza Strip and the rest of the 1999172479Sedwin# Palestinian territories left DST early on 13.th. of September at 2:00. 2000172479Sedwin 2001172479Sedwin# From Paul Eggert (2007-09-20): 2002172479Sedwin# My understanding is that Gaza and the West Bank disagree even over when 2003172479Sedwin# the weekend is (Thursday+Friday versus Friday+Saturday), so I'd be a bit 2004172479Sedwin# surprised if they agreed about DST. But for now, assume they agree. 2005172479Sedwin# For lack of better information, predict that future changes will be 2006172479Sedwin# the 2nd Thursday of September at 02:00. 2007172479Sedwin 2008183066Sedwin# From Alexander Krivenyshev (2008-08-28): 2009183066Sedwin# Here is an article, that Mideast running on different clocks at Ramadan. 2010183066Sedwin# 2011183066Sedwin# Gaza Strip (as Egypt) ended DST at midnight Thursday (Aug 28, 2008), while 2012183066Sedwin# the West Bank will end Daylight Saving Time at midnight Sunday (Aug 31, 2008). 2013183066Sedwin# 2014183066Sedwin# <a href="http://www.guardian.co.uk/world/feedarticle/7759001"> 2015183066Sedwin# http://www.guardian.co.uk/world/feedarticle/7759001 2016183066Sedwin# </a> 2017183066Sedwin# <a href="http://www.abcnews.go.com/International/wireStory?id=5676087"> 2018183066Sedwin# http://www.abcnews.go.com/International/wireStory?id=5676087 2019183066Sedwin# </a> 2020183066Sedwin# or 2021183066Sedwin# <a href="http://www.worldtimezone.com/dst_news/dst_news_gazastrip01.html"> 2022183066Sedwin# http://www.worldtimezone.com/dst_news/dst_news_gazastrip01.html 2023183066Sedwin# </a> 2024183066Sedwin 2025190991Sedwin# From Alexander Krivenyshev (2009-03-26): 2026190991Sedwin# According to the Palestine News Network (arabic.pnn.ps), Palestinian 2027190991Sedwin# government decided to start Daylight Time on Thursday night March 2028190991Sedwin# 26 and continue until the night of 27 September 2009. 2029190991Sedwin# 2030190991Sedwin# (in Arabic) 2031190991Sedwin# <a href="http://arabic.pnn.ps/index.php?option=com_content&task=view&id=50850"> 2032190991Sedwin# http://arabic.pnn.ps/index.php?option=com_content&task=view&id=50850 2033190991Sedwin# </a> 2034190991Sedwin# 2035190991Sedwin# or 2036190991Sedwin# (English translation) 2037190991Sedwin# <a href="http://www.worldtimezone.com/dst_news/dst_news_westbank01.html"> 2038190991Sedwin# http://www.worldtimezone.com/dst_news/dst_news_westbank01.html 2039190991Sedwin# </a> 2040190991Sedwin 2041197000Sedwin# From Steffen Thorsen (2009-08-31): 2042197000Sedwin# Palestine's Council of Ministers announced that they will revert back to 2043197000Sedwin# winter time on Friday, 2009-09-04. 2044197000Sedwin# 2045197000Sedwin# One news source: 2046197000Sedwin# <a href="http://www.safa.ps/ara/?action=showdetail&seid=4158"> 2047197000Sedwin# http://www.safa.ps/ara/?action=showdetail&seid=4158 2048197000Sedwin# </a> 2049197000Sedwin# (Palestinian press agency, Arabic), 2050197000Sedwin# Google translate: "Decided that the Palestinian government in Ramallah 2051197000Sedwin# headed by Salam Fayyad, the start of work in time for the winter of 2052197000Sedwin# 2009, starting on Friday approved the fourth delay Sept. clock sixty 2053197000Sedwin# minutes per hour as of Friday morning." 2054197000Sedwin# 2055197000Sedwin# We are not sure if Gaza will do the same, last year they had a different 2056197000Sedwin# end date, we will keep this page updated: 2057197000Sedwin# <a href="http://www.timeanddate.com/news/time/westbank-gaza-dst-2009.html"> 2058197000Sedwin# http://www.timeanddate.com/news/time/westbank-gaza-dst-2009.html 2059197000Sedwin# </a> 2060197000Sedwin 2061197000Sedwin# From Alexander Krivenyshev (2009-09-02): 2062197000Sedwin# Seems that Gaza Strip will go back to Winter Time same date as West Bank. 2063197000Sedwin# 2064197000Sedwin# According to Palestinian Ministry Of Interior, West Bank and Gaza Strip plan 2065197000Sedwin# to change time back to Standard time on September 4, 2009. 2066197000Sedwin# 2067197000Sedwin# "Winter time unite the West Bank and Gaza" 2068197000Sedwin# (from Palestinian National Authority): 2069197000Sedwin# <a href="http://www.moi.gov.ps/en/?page=633167343250594025&nid=11505 2070197000Sedwin# http://www.moi.gov.ps/en/?page=633167343250594025&nid=11505 2071197000Sedwin# </a> 2072197000Sedwin# or 2073197000Sedwin# <a href="http://www.worldtimezone.com/dst_news/dst_news_gazastrip02.html> 2074197000Sedwin# http://www.worldtimezone.com/dst_news/dst_news_gazastrip02.html 2075197000Sedwin# </a> 2076197000Sedwin 207758787Sru# The rules for Egypt are stolen from the `africa' file. 20782742Swollman# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S 207919878SwollmanRule EgyptAsia 1957 only - May 10 0:00 1:00 S 208017200SwollmanRule EgyptAsia 1957 1958 - Oct 1 0:00 0 - 208119878SwollmanRule EgyptAsia 1958 only - May 1 0:00 1:00 S 208220094SwollmanRule EgyptAsia 1959 1967 - May 1 1:00 1:00 S 208317200SwollmanRule EgyptAsia 1959 1965 - Sep 30 3:00 0 - 208420094SwollmanRule EgyptAsia 1966 only - Oct 1 3:00 0 - 208558787Sru 2086163302SruRule Palestine 1999 2005 - Apr Fri>=15 0:00 1:00 S 2087153670SwollmanRule Palestine 1999 2003 - Oct Fri>=15 0:00 0 - 2088153670SwollmanRule Palestine 2004 only - Oct 1 1:00 0 - 2089163302SruRule Palestine 2005 only - Oct 4 2:00 0 - 2090190991SedwinRule Palestine 2006 2008 - Apr 1 0:00 1:00 S 2091163302SruRule Palestine 2006 only - Sep 22 0:00 0 - 2092183066SedwinRule Palestine 2007 only - Sep Thu>=8 2:00 0 - 2093190991SedwinRule Palestine 2008 only - Aug lastFri 2:00 0 - 2094190991SedwinRule Palestine 2009 max - Mar lastFri 0:00 1:00 S 2095197000SedwinRule Palestine 2009 max - Sep Fri>=1 2:00 0 - 209658787Sru 20972742Swollman# Zone NAME GMTOFF RULES FORMAT [UNTIL] 20982742SwollmanZone Asia/Gaza 2:17:52 - LMT 1900 Oct 209943014Swollman 2:00 Zion EET 1948 May 15 210043014Swollman 2:00 EgyptAsia EE%sT 1967 Jun 5 210143014Swollman 2:00 Zion I%sT 1996 210258787Sru 2:00 Jordan EE%sT 1999 210358787Sru 2:00 Palestine EE%sT 21042742Swollman 210514343Swollman# Paracel Is 210614343Swollman# no information 210714343Swollman 21082742Swollman# Philippines 210975267Swollman# On 1844-08-16, Narciso Claveria, governor-general of the 211075267Swollman# Philippines, issued a proclamation announcing that 1844-12-30 was to 211175267Swollman# be immediately followed by 1845-01-01. Robert H. van Gent has a 211275267Swollman# transcript of the decree in <http://www.phys.uu.nl/~vgent/idl/idl.htm>. 2113158421Swollman# The rest of the data are from Shanks & Pottenger. 2114158421Swollman 2115158421Swollman# From Paul Eggert (2006-04-25): 2116158421Swollman# Tomorrow's Manila Standard reports that the Philippines Department of 2117158421Swollman# Trade and Industry is considering adopting DST this June when the 2118158421Swollman# rainy season begins. See 2119158421Swollman# <http://www.manilastandardtoday.com/?page=politics02_april26_2006>. 2120158421Swollman# For now, we'll ignore this, since it's not definite and we lack details. 2121158421Swollman# 2122158421Swollman# From Jesper Norgaard Welen (2006-04-26): 2123158421Swollman# ... claims that Philippines had DST last time in 1990: 2124158421Swollman# http://story.philippinetimes.com/p.x/ct/9/id/145be20cc6b121c0/cid/3e5bbccc730d258c/ 2125158421Swollman# [a story dated 2006-04-25 by Cris Larano of Dow Jones Newswires, 2126158421Swollman# but no details] 2127158421Swollman 21282742Swollman# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S 212919878SwollmanRule Phil 1936 only - Nov 1 0:00 1:00 S 213019878SwollmanRule Phil 1937 only - Feb 1 0:00 0 - 213119878SwollmanRule Phil 1954 only - Apr 12 0:00 1:00 S 213219878SwollmanRule Phil 1954 only - Jul 1 0:00 0 - 213319878SwollmanRule Phil 1978 only - Mar 22 0:00 1:00 S 213419878SwollmanRule Phil 1978 only - Sep 21 0:00 0 - 21352742Swollman# Zone NAME GMTOFF RULES FORMAT [UNTIL] 213675267SwollmanZone Asia/Manila -15:56:00 - LMT 1844 Dec 31 21372742Swollman 8:04:00 - LMT 1899 May 11 213819878Swollman 8:00 Phil PH%sT 1942 May 21392742Swollman 9:00 - JST 1944 Nov 214019878Swollman 8:00 Phil PH%sT 21412742Swollman 21422742Swollman# Qatar 21432742Swollman# Zone NAME GMTOFF RULES FORMAT [UNTIL] 214467578SwollmanZone Asia/Qatar 3:26:08 - LMT 1920 # Al Dawhah / Doha 21452742Swollman 4:00 - GST 1972 Jun 21462742Swollman 3:00 - AST 21472742Swollman 21482742Swollman# Saudi Arabia 21492742Swollman# Zone NAME GMTOFF RULES FORMAT [UNTIL] 21502742SwollmanZone Asia/Riyadh 3:06:52 - LMT 1950 21512742Swollman 3:00 - AST 21522742Swollman 21532742Swollman# Singapore 2154136638Swollman# The data here are taken from Mok Ly Yng (2003-10-30) 2155136638Swollman# <http://www.math.nus.edu.sg/aslaksen/teaching/timezone.html>. 21562742Swollman# Zone NAME GMTOFF RULES FORMAT [UNTIL] 2157136638SwollmanZone Asia/Singapore 6:55:25 - LMT 1901 Jan 1 2158136638Swollman 6:55:25 - SMT 1905 Jun 1 # Singapore M.T. 2159136638Swollman 7:00 - MALT 1933 Jan 1 # Malaya Time 2160136638Swollman 7:00 0:20 MALST 1936 Jan 1 2161136638Swollman 7:20 - MALT 1941 Sep 1 2162136638Swollman 7:30 - MALT 1942 Feb 16 2163136638Swollman 9:00 - JST 1945 Sep 12 216419878Swollman 7:30 - MALT 1965 Aug 9 # independence 2165136638Swollman 7:30 - SGT 1982 Jan 1 # Singapore Time 21662742Swollman 8:00 - SGT 21672742Swollman 216814343Swollman# Spratly Is 216914343Swollman# no information 217014343Swollman 21712742Swollman# Sri Lanka 217219878Swollman# From Paul Eggert (1996-09-03): 217358787Sru# "Sri Lanka advances clock by an hour to avoid blackout" 217458787Sru# (www.virtual-pc.com/lankaweb/news/items/240596-2.html, 1996-05-24, 217558787Sru# no longer available as of 1999-08-17) 217619878Swollman# reported ``the country's standard time will be put forward by one hour at 217719878Swollman# midnight Friday (1830 GMT) `in the light of the present power crisis'.'' 217830711Swollman# 217930711Swollman# From Dharmasiri Senanayake, Sri Lanka Media Minister (1996-10-24), as quoted 218043014Swollman# by Shamindra in 218143014Swollman# <a href="news:54rka5$m5h@mtinsc01-mgt.ops.worldnet.att.net"> 218243014Swollman# Daily News - Hot News Section (1996-10-26) 218343014Swollman# </a>: 218430711Swollman# With effect from 12.30 a.m. on 26th October 1996 218530711Swollman# Sri Lanka will be six (06) hours ahead of GMT. 218619878Swollman 2187158421Swollman# From Jesper Norgaard Welen (2006-04-14), quoting Sri Lanka News Online 2188158421Swollman# <http://news.sinhalaya.com/wmview.php?ArtID=11002> (2006-04-13): 2189158421Swollman# 0030 hrs on April 15, 2006 (midnight of April 14, 2006 +30 minutes) 2190158421Swollman# at present, become 2400 hours of April 14, 2006 (midnight of April 14, 2006). 2191158421Swollman 2192158421Swollman# From Peter Apps and Ranga Sirila of Reuters (2006-04-12) in: 2193158421Swollman# <http://today.reuters.co.uk/news/newsArticle.aspx?type=scienceNews&storyID=2006-04-12T172228Z_01_COL295762_RTRIDST_0_SCIENCE-SRILANKA-TIME-DC.XML> 2194158421Swollman# [The Tamil Tigers] never accepted the original 1996 time change and simply 2195158421Swollman# kept their clocks set five and a half hours ahead of Greenwich Mean 2196158421Swollman# Time (GMT), in line with neighbor India. 2197158421Swollman# From Paul Eggert (2006-04-18): 2198177591Sedwin# People who live in regions under Tamil control can use [TZ='Asia/Kolkata'], 2199158421Swollman# as that zone has agreed with the Tamil areas since our cutoff date of 1970. 2200158421Swollman 2201158421Swollman# From K Sethu (2006-04-25): 2202158421Swollman# I think the abbreviation LKT originated from the world of computers at 2203158421Swollman# the time of or subsequent to the time zone changes by SL Government 2204158421Swollman# twice in 1996 and probably SL Government or its standardization 2205158421Swollman# agencies never declared an abbreviation as a national standard. 2206158421Swollman# 2207158421Swollman# I recollect before the recent change the government annoucemments 2208158421Swollman# mentioning it as simply changing Sri Lanka Standard Time or Sri Lanka 2209158421Swollman# Time and no mention was made about the abbreviation. 2210158421Swollman# 2211158421Swollman# If we look at Sri Lanka Department of Government's "Official News 2212158421Swollman# Website of Sri Lanka" ... http://www.news.lk/ we can see that they 2213158421Swollman# use SLT as abbreviation in time stamp at the beginning of each news 2214158421Swollman# item.... 2215158421Swollman# 2216158421Swollman# Within Sri Lanka I think LKT is well known among computer users and 2217158421Swollman# adminsitrators. In my opinion SLT may not be a good choice because the 2218158421Swollman# nation's largest telcom / internet operator Sri Lanka Telcom is well 2219158421Swollman# known by that abbreviation - simply as SLT (there IP domains are 2220158421Swollman# slt.lk and sltnet.lk). 2221158421Swollman# 2222158421Swollman# But if indeed our government has adopted SLT as standard abbreviation 2223158421Swollman# (that we have not known so far) then it is better that it be used for 2224158421Swollman# all computers. 2225158421Swollman 2226158421Swollman# From Paul Eggert (2006-04-25): 2227158421Swollman# One possibility is that we wait for a bit for the dust to settle down 2228158421Swollman# and then see what people actually say in practice. 2229158421Swollman 22302742Swollman# Zone NAME GMTOFF RULES FORMAT [UNTIL] 22312742SwollmanZone Asia/Colombo 5:19:24 - LMT 1880 223243014Swollman 5:19:32 - MMT 1906 # Moratuwa Mean Time 22332742Swollman 5:30 - IST 1942 Jan 5 22342742Swollman 5:30 0:30 IHST 1942 Sep 22352742Swollman 5:30 1:00 IST 1945 Oct 16 2:00 223619878Swollman 5:30 - IST 1996 May 25 0:00 223730711Swollman 6:30 - LKT 1996 Oct 26 0:30 2238158421Swollman 6:00 - LKT 2006 Apr 15 0:30 2239158421Swollman 5:30 - IST 22402742Swollman 22412742Swollman# Syria 22422742Swollman# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S 224319878SwollmanRule Syria 1920 1923 - Apr Sun>=15 2:00 1:00 S 22442742SwollmanRule Syria 1920 1923 - Oct Sun>=1 2:00 0 - 224519878SwollmanRule Syria 1962 only - Apr 29 2:00 1:00 S 22462742SwollmanRule Syria 1962 only - Oct 1 2:00 0 - 224719878SwollmanRule Syria 1963 1965 - May 1 2:00 1:00 S 22482742SwollmanRule Syria 1963 only - Sep 30 2:00 0 - 22492742SwollmanRule Syria 1964 only - Oct 1 2:00 0 - 22502742SwollmanRule Syria 1965 only - Sep 30 2:00 0 - 225119878SwollmanRule Syria 1966 only - Apr 24 2:00 1:00 S 22522742SwollmanRule Syria 1966 1976 - Oct 1 2:00 0 - 225319878SwollmanRule Syria 1967 1978 - May 1 2:00 1:00 S 22542742SwollmanRule Syria 1977 1978 - Sep 1 2:00 0 - 225519878SwollmanRule Syria 1983 1984 - Apr 9 2:00 1:00 S 22562742SwollmanRule Syria 1983 1984 - Oct 1 2:00 0 - 225719878SwollmanRule Syria 1986 only - Feb 16 2:00 1:00 S 22582742SwollmanRule Syria 1986 only - Oct 9 2:00 0 - 225919878SwollmanRule Syria 1987 only - Mar 1 2:00 1:00 S 22602742SwollmanRule Syria 1987 1988 - Oct 31 2:00 0 - 226119878SwollmanRule Syria 1988 only - Mar 15 2:00 1:00 S 226219878SwollmanRule Syria 1989 only - Mar 31 2:00 1:00 S 22632742SwollmanRule Syria 1989 only - Oct 1 2:00 0 - 226420094SwollmanRule Syria 1990 only - Apr 1 2:00 1:00 S 226520094SwollmanRule Syria 1990 only - Sep 30 2:00 0 - 226620094SwollmanRule Syria 1991 only - Apr 1 0:00 1:00 S 226720094SwollmanRule Syria 1991 1992 - Oct 1 0:00 0 - 226820094SwollmanRule Syria 1992 only - Apr 8 0:00 1:00 S 226920094SwollmanRule Syria 1993 only - Mar 26 0:00 1:00 S 227020094SwollmanRule Syria 1993 only - Sep 25 0:00 0 - 227158787Sru# IATA SSIM (1998-02) says 1998-04-02; 227258787Sru# (1998-09) says 1999-03-29 and 1999-09-29; (1999-02) says 1999-04-02, 227358787Sru# 2000-04-02, and 2001-04-02; (1999-09) says 2000-03-31 and 2001-03-31; 2274163302Sru# (2006) says 2006-03-31 and 2006-09-22; 2275163302Sru# for now ignore all these claims and go with Shanks & Pottenger, 2276163302Sru# except for the 2006-09-22 claim (which seems right for Ramadan). 227758787SruRule Syria 1994 1996 - Apr 1 0:00 1:00 S 2278163302SruRule Syria 1994 2005 - Oct 1 0:00 0 - 227958787SruRule Syria 1997 1998 - Mar lastMon 0:00 1:00 S 2280169811SwollmanRule Syria 1999 2006 - Apr 1 0:00 1:00 S 2281163302Sru# From Stephen Colebourne (2006-09-18): 2282163302Sru# According to IATA data, Syria will change DST on 21st September [21:00 UTC] 2283163302Sru# this year [only].... This is probably related to Ramadan, like Egypt. 2284163302SruRule Syria 2006 only - Sep 22 0:00 0 - 2285169811Swollman# From Paul Eggert (2007-03-29): 2286169811Swollman# Today the AP reported "Syria will switch to summertime at midnight Thursday." 2287169811Swollman# http://www.iht.com/articles/ap/2007/03/29/africa/ME-GEN-Syria-Time-Change.php 2288177591SedwinRule Syria 2007 only - Mar lastFri 0:00 1:00 S 2289173319Sedwin# From Jesper Norgard (2007-10-27): 2290173319Sedwin# The sister center ICARDA of my work CIMMYT is confirming that Syria DST will 2291173319Sedwin# not take place 1.st November at 0:00 o'clock but 1.st November at 24:00 or 2292173319Sedwin# rather Midnight between Thursday and Friday. This does make more sence than 2293173319Sedwin# having it between Wednesday and Thursday (two workdays in Syria) since the 2294173319Sedwin# weekend in Syria is not Saturday and Sunday, but Friday and Saturday. So now 2295173319Sedwin# it is implemented at midnight of the last workday before weekend... 2296173319Sedwin# 2297173319Sedwin# From Steffen Thorsen (2007-10-27): 2298173319Sedwin# Jesper Norgaard Welen wrote: 2299173319Sedwin# 2300173319Sedwin# > "Winter local time in Syria will be observed at midnight of Thursday 1 2301173319Sedwin# > November 2007, and the clock will be put back 1 hour." 2302173319Sedwin# 2303173319Sedwin# I found confirmation on this in this gov.sy-article (Arabic): 2304173319Sedwin# http://wehda.alwehda.gov.sy/_print_veiw.asp?FileName=12521710520070926111247 2305173319Sedwin# 2306173319Sedwin# which using Google's translate tools says: 2307173319Sedwin# Council of Ministers also approved the commencement of work on 2308173319Sedwin# identifying the winter time as of Friday, 2/11/2007 where the 60th 2309173319Sedwin# minute delay at midnight Thursday 1/11/2007. 2310177591SedwinRule Syria 2007 only - Nov Fri>=1 0:00 0 - 2311177591Sedwin 2312177591Sedwin# From Stephen Colebourne (2008-03-17): 2313177591Sedwin# For everyone's info, I saw an IATA time zone change for [Syria] for 2314177591Sedwin# this month (March 2008) in the last day or so...This is the data IATA 2315177591Sedwin# are now using: 2316177591Sedwin# Country Time Standard --- DST Start --- --- DST End --- DST 2317177591Sedwin# Name Zone Variation Time Date Time Date 2318177591Sedwin# Variation 2319177591Sedwin# Syrian Arab 2320177591Sedwin# Republic SY +0200 2200 03APR08 2100 30SEP08 +0300 2321177591Sedwin# 2200 02APR09 2100 30SEP09 +0300 2322177591Sedwin# 2200 01APR10 2100 30SEP10 +0300 2323177591Sedwin 2324177591Sedwin# From Arthur David Olson (2008-03-17): 2325177591Sedwin# Here's a link to English-language coverage by the Syrian Arab News 2326177591Sedwin# Agency (SANA)... 2327177591Sedwin# <a href="http://www.sana.sy/eng/21/2008/03/11/165173.htm"> 2328177591Sedwin# http://www.sana.sy/eng/21/2008/03/11/165173.htm 2329177591Sedwin# </a>...which reads (in part) "The Cabinet approved the suggestion of the 2330177591Sedwin# Ministry of Electricity to begin daylight savings time on Friday April 2331177591Sedwin# 4th, advancing clocks one hour ahead on midnight of Thursday April 3rd." 2332177591Sedwin# Since Syria is two hours east of UTC, the 2200 and 2100 transition times 2333177591Sedwin# shown above match up with midnight in Syria. 2334177591Sedwin 2335177591Sedwin# From Arthur David Olson (2008-03-18): 2336177591Sedwin# My buest guess at a Syrian rule is "the Friday nearest April 1"; 2337177591Sedwin# coding that involves either using a "Mar Fri>=29" construct that old time zone 2338177591Sedwin# compilers can't handle or having multiple Rules (a la Israel). 2339177591Sedwin# For now, use "Apr Fri>=1", and go with IATA on a uniform Sep 30 end. 2340177591Sedwin 2341183864Sedwin# From Steffen Thorsen (2008-10-07): 2342183864Sedwin# Syria has now officially decided to end DST on 2008-11-01 this year, 2343183864Sedwin# according to the following article in the Syrian Arab News Agency (SANA). 2344183864Sedwin# 2345183864Sedwin# The article is in Arabic, and seems to tell that they will go back to 2346183864Sedwin# winter time on 2008-11-01 at 00:00 local daylight time (delaying/setting 2347183864Sedwin# clocks back 60 minutes). 2348183864Sedwin# 2349183864Sedwin# <a href="http://sana.sy/ara/2/2008/10/07/195459.htm"> 2350183864Sedwin# http://sana.sy/ara/2/2008/10/07/195459.htm 2351183864Sedwin# </a> 2352183864Sedwin 2353190372Sedwin# From Steffen Thorsen (2009-03-19): 2354190372Sedwin# Syria will start DST on 2009-03-27 00:00 this year according to many sources, 2355190372Sedwin# two examples: 2356190372Sedwin# 2357190372Sedwin# <a href="http://www.sana.sy/eng/21/2009/03/17/217563.htm"> 2358190372Sedwin# http://www.sana.sy/eng/21/2009/03/17/217563.htm 2359190372Sedwin# </a> 2360190372Sedwin# (English, Syrian Arab News # Agency) 2361190372Sedwin# <a href="http://thawra.alwehda.gov.sy/_View_news2.asp?FileName=94459258720090318012209"> 2362190372Sedwin# http://thawra.alwehda.gov.sy/_View_news2.asp?FileName=94459258720090318012209 2363190372Sedwin# </a> 2364190372Sedwin# (Arabic, gov-site) 2365190372Sedwin# 2366190372Sedwin# We have not found any sources saying anything about when DST ends this year. 2367190372Sedwin# 2368190372Sedwin# Our summary 2369190372Sedwin# <a href="http://www.timeanddate.com/news/time/syria-dst-starts-march-27-2009.html"> 2370190372Sedwin# http://www.timeanddate.com/news/time/syria-dst-starts-march-27-2009.html 2371190372Sedwin# </a> 2372190372Sedwin 2373198825Sedwin# From Steffen Thorsen (2009-10-27): 2374198825Sedwin# The Syrian Arab News Network on 2009-09-29 reported that Syria will 2375198825Sedwin# revert back to winter (standard) time on midnight between Thursday 2376198825Sedwin# 2009-10-29 and Friday 2009-10-30: 2377198825Sedwin# <a href="http://www.sana.sy/ara/2/2009/09/29/247012.htm"> 2378198825Sedwin# http://www.sana.sy/ara/2/2009/09/29/247012.htm (Arabic) 2379198825Sedwin# </a> 2380198825Sedwin 2381198825Sedwin# From Arthur David Olson (2009-10-28): 2382198825Sedwin# We'll see if future DST switching times turn out to be end of the last 2383198825Sedwin# Thursday of the month or the start of the last Friday of the month or 2384198825Sedwin# something else. For now, use the start of the last Friday. 2385198825Sedwin 2386190372SedwinRule Syria 2008 only - Apr Fri>=1 0:00 1:00 S 2387198825SedwinRule Syria 2008 only - Nov 1 0:00 0 - 2388190372SedwinRule Syria 2009 max - Mar lastFri 0:00 1:00 S 2389198825SedwinRule Syria 2009 max - Oct lastFri 0:00 0 - 2390177591Sedwin 23912742Swollman# Zone NAME GMTOFF RULES FORMAT [UNTIL] 239267578SwollmanZone Asia/Damascus 2:25:12 - LMT 1920 # Dimashq 239319878Swollman 2:00 Syria EE%sT 23942742Swollman 23952742Swollman# Tajikistan 2396158421Swollman# From Shanks & Pottenger. 23972742Swollman# Zone NAME GMTOFF RULES FORMAT [UNTIL] 23982742SwollmanZone Asia/Dushanbe 4:35:12 - LMT 1924 May 2 239943014Swollman 5:00 - DUST 1930 Jun 21 # Dushanbe Time 240019878Swollman 6:00 RussiaAsia DUS%sT 1991 Mar 31 2:00s 240158787Sru 5:00 1:00 DUSST 1991 Sep 9 2:00s 240219878Swollman 5:00 - TJT # Tajikistan Time 24032742Swollman 24042742Swollman# Thailand 24052742Swollman# Zone NAME GMTOFF RULES FORMAT [UNTIL] 24062742SwollmanZone Asia/Bangkok 6:42:04 - LMT 1880 240719878Swollman 6:42:04 - BMT 1920 Apr # Bangkok Mean Time 24082742Swollman 7:00 - ICT 24092742Swollman 24102742Swollman# Turkmenistan 2411158421Swollman# From Shanks & Pottenger. 24122742Swollman# Zone NAME GMTOFF RULES FORMAT [UNTIL] 241367578SwollmanZone Asia/Ashgabat 3:53:32 - LMT 1924 May 2 # or Ashkhabad 241443014Swollman 4:00 - ASHT 1930 Jun 21 # Ashkhabad Time 241558787Sru 5:00 RussiaAsia ASH%sT 1991 Mar 31 2:00 241658787Sru 4:00 RussiaAsia ASH%sT 1991 Oct 27 # independence 2417158421Swollman 4:00 RussiaAsia TM%sT 1992 Jan 19 2:00 241843014Swollman 5:00 - TMT 24192742Swollman 24202742Swollman# United Arab Emirates 24212742Swollman# Zone NAME GMTOFF RULES FORMAT [UNTIL] 24222742SwollmanZone Asia/Dubai 3:41:12 - LMT 1920 24232742Swollman 4:00 - GST 24242742Swollman 24252742Swollman# Uzbekistan 24262742Swollman# Zone NAME GMTOFF RULES FORMAT [UNTIL] 242743014SwollmanZone Asia/Samarkand 4:27:12 - LMT 1924 May 2 242843014Swollman 4:00 - SAMT 1930 Jun 21 # Samarkand Time 242943014Swollman 5:00 - SAMT 1981 Apr 1 243043014Swollman 5:00 1:00 SAMST 1981 Oct 1 2431158421Swollman 6:00 - TAST 1982 Apr 1 # Tashkent Time 2432158421Swollman 5:00 RussiaAsia SAM%sT 1991 Sep 1 # independence 243358787Sru 5:00 RussiaAsia UZ%sT 1992 243443014Swollman 5:00 - UZT 24352742SwollmanZone Asia/Tashkent 4:37:12 - LMT 1924 May 2 243643014Swollman 5:00 - TAST 1930 Jun 21 # Tashkent Time 2437158421Swollman 6:00 RussiaAsia TAS%sT 1991 Mar 31 2:00 243858787Sru 5:00 RussiaAsia TAS%sT 1991 Sep 1 # independence 243958787Sru 5:00 RussiaAsia UZ%sT 1992 244043014Swollman 5:00 - UZT 24412742Swollman 24422742Swollman# Vietnam 2443158421Swollman 2444177591Sedwin# From Arthur David Olson (2008-03-18): 2445177591Sedwin# The English-language name of Vietnam's most populous city is "Ho Chi Min City"; 2446177591Sedwin# we use Ho_Chi_Minh below to avoid a name of more than 14 characters. 2447158421Swollman 2448158421Swollman# From Shanks & Pottenger: 24492742Swollman# Zone NAME GMTOFF RULES FORMAT [UNTIL] 2450177591SedwinZone Asia/Ho_Chi_Minh 7:06:40 - LMT 1906 Jun 9 245119878Swollman 7:06:20 - SMT 1911 Mar 11 0:01 # Saigon MT? 24522742Swollman 7:00 - ICT 1912 May 24532742Swollman 8:00 - ICT 1931 May 24542742Swollman 7:00 - ICT 24552742Swollman 24562742Swollman# Yemen 24572742Swollman# Zone NAME GMTOFF RULES FORMAT [UNTIL] 24582742SwollmanZone Asia/Aden 3:00:48 - LMT 1950 24592742Swollman 3:00 - AST 2460