| southamerica (8029) | southamerica (9908) |
|---|---|
| 1# @(#)southamerica 7.6 | 1# @(#)southamerica 7.8 |
| 2 3# This data is by no means authoritative; if you think you know better, 4# go ahead and edit the file (and please send any changes to 5# tz@elsie.nci.nih.gov for general use in the future). 6 7# From Paul Eggert <eggert@twinsun.com> (November 18, 1993): 8# A good source for time zone historical data outside the U.S. is 9# Thomas G. Shanks, The International Atlas (3rd edition), 10# San Diego: ACS Publications, Inc. (1991). 11# Except where otherwise noted, it is the source for the data below. 12# 13# I invented the abbreviations marked `*' in the following table; 14# the rest are from earlier versions of this file, or from other sources. 15# Some of these are just plausible excuses for common English abbreviations. 16# Corrections are welcome! | 2 3# This data is by no means authoritative; if you think you know better, 4# go ahead and edit the file (and please send any changes to 5# tz@elsie.nci.nih.gov for general use in the future). 6 7# From Paul Eggert <eggert@twinsun.com> (November 18, 1993): 8# A good source for time zone historical data outside the U.S. is 9# Thomas G. Shanks, The International Atlas (3rd edition), 10# San Diego: ACS Publications, Inc. (1991). 11# Except where otherwise noted, it is the source for the data below. 12# 13# I invented the abbreviations marked `*' in the following table; 14# the rest are from earlier versions of this file, or from other sources. 15# Some of these are just plausible excuses for common English abbreviations. 16# Corrections are welcome! |
| 17# std dst 18# LMT Local Mean Time 19# -2:00 FST FDT Fernando de Noronha 20# -3:00 EST EDT Eastern South America (conflicts with -5:00) 21# -4:00 AST ADT Andes*, Antilles*, Asuncion*, Atlantic 22# -4:00 CST CDT Chile (conflicts with -6:00) 23# -4:00 WST WDT Western Brazil 24# -5:00 AST ADT Acre (conflicts with -4:00) 25# -5:00 EST EDT Eastern, Ecuador* 26# -6:00 CST CDT Archipelago of Columbus*, Central 27# -7:00 MST MDT Mataveri*, Mountain | 17# std dst 18# LMT Local Mean Time 19# -2:00 FST FDT Fernando de Noronha 20# -3:00 EST EDT Eastern South America (conflicts with -5:00) 21# -3:00 ARST ARDT Argentina 22# -4:00 AST ADT Andes*, Antilles*, Asuncion*, Atlantic 23# -4:00 CST CDT Chile (conflicts with -6:00) 24# -4:00 WST WDT Western Brazil 25# -5:00 AST ADT Acre (conflicts with -4:00) 26# -5:00 EST EDT Eastern, Ecuador* 27# -6:00 CST CDT Archipelago of Columbus*, Central 28# -7:00 MST MDT Mataveri*, Mountain |
| 28# 29# See the `africa' file for Zone naming conventions. 30 31# From Guy Harris: 32# From Official Airline Guide - Worldwide Edition (1987). Countries not 33# listed here do not observe DST, according to the OAG. Time zone names 34# are pure inventions, and none are supplied for countries not observing 35# DST; updates from natives would be appreciated. The times that DST --- 8 unchanged lines hidden (view full) --- 44 45# From Bob Devine (January 28, 1988): 46# Argentina: first Sunday in October to first Sunday in April since 1976. 47# Double Summer time from 1969 to 1974. Switches at midnight. 48 49# From U. S. Naval Observatory (January 19, 19889): 50# ARGENTINA 3 H BEHIND UTC 51 | 29# 30# See the `africa' file for Zone naming conventions. 31 32# From Guy Harris: 33# From Official Airline Guide - Worldwide Edition (1987). Countries not 34# listed here do not observe DST, according to the OAG. Time zone names 35# are pure inventions, and none are supplied for countries not observing 36# DST; updates from natives would be appreciated. The times that DST --- 8 unchanged lines hidden (view full) --- 45 46# From Bob Devine (January 28, 1988): 47# Argentina: first Sunday in October to first Sunday in April since 1976. 48# Double Summer time from 1969 to 1974. Switches at midnight. 49 50# From U. S. Naval Observatory (January 19, 19889): 51# ARGENTINA 3 H BEHIND UTC 52 |
| 53# From Hernan G. Otero <hernan@isoft.com.ar> (June 26, 1995): 54# I am sending modifications to the Argentinian time zone table... 55# AR was chosen because they are the ISO letters that represent Argentina. 56 |
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| 52# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S 53Rule Arg 1930 only - Dec 1 0:00 1:00 D 54Rule Arg 1931 only - Apr 1 0:00 0 S 55Rule Arg 1931 only - Oct 15 0:00 1:00 D 56Rule Arg 1932 1940 - Mar 1 0:00 0 S 57Rule Arg 1932 1939 - Nov 1 0:00 1:00 D 58Rule Arg 1940 only - Jul 1 0:00 1:00 D 59Rule Arg 1941 only - Jun 15 0:00 0 S --- 14 unchanged lines hidden (view full) --- 74Rule Arg 1974 1976 - Oct Sun<=7 0:00 1:00 D 75Rule Arg 1975 1977 - Apr Sun<=7 0:00 0 S 76Rule Arg 1985 only - Nov 2 0:00 1:00 D 77Rule Arg 1986 only - Mar 14 0:00 0 S 78Rule Arg 1986 1987 - Oct 25 0:00 1:00 D 79Rule Arg 1987 only - Feb 13 0:00 0 S 80Rule Arg 1988 only - Feb 7 0:00 0 S 81Rule Arg 1988 only - Dec 1 0:00 1:00 D | 57# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S 58Rule Arg 1930 only - Dec 1 0:00 1:00 D 59Rule Arg 1931 only - Apr 1 0:00 0 S 60Rule Arg 1931 only - Oct 15 0:00 1:00 D 61Rule Arg 1932 1940 - Mar 1 0:00 0 S 62Rule Arg 1932 1939 - Nov 1 0:00 1:00 D 63Rule Arg 1940 only - Jul 1 0:00 1:00 D 64Rule Arg 1941 only - Jun 15 0:00 0 S --- 14 unchanged lines hidden (view full) --- 79Rule Arg 1974 1976 - Oct Sun<=7 0:00 1:00 D 80Rule Arg 1975 1977 - Apr Sun<=7 0:00 0 S 81Rule Arg 1985 only - Nov 2 0:00 1:00 D 82Rule Arg 1986 only - Mar 14 0:00 0 S 83Rule Arg 1986 1987 - Oct 25 0:00 1:00 D 84Rule Arg 1987 only - Feb 13 0:00 0 S 85Rule Arg 1988 only - Feb 7 0:00 0 S 86Rule Arg 1988 only - Dec 1 0:00 1:00 D |
| 82Rule Arg 1989 only - Mar 16 0:00 0 S 83Rule Arg 1989 only - Oct 15 0:00 1:00 D 84Rule Arg 1990 only - Mar 4 0:00 0 S 85# _The Economist_ (8 Jan 1994, p 42) reports that Argentina 86# had DST in 1991-2 and 1992-3, but not in 1990-1 or in 1993-4. 87# It has something to do with electricity companies meeting demand in summer. 88# We don't know the 1991-3 transition times, unfortunately. | 87# 88# From Hernan G. Otero <hernan@isoft.com.ar> (June 26, 1995): 89# These corrections were contributed by InterSoft Argentina S.A., 90# obtaining the data from the: 91# Talleres de Hidrografia Naval Argentina 92# (Argentinian Naval Hydrography Institute) 93# 94# Shanks gives 1989 Mar 16 and stops after 1990 Mar 4; go with Otero. 95Rule Arg 1989 1993 - Mar Sun>=1 0:00 0 S 96Rule Arg 1989 1992 - Oct Sun>=15 0:00 1:00 D 97# 98# From Hernan G. Otero <hernan@isoft.com.ar> (June 26, 1995): 99# From this moment on, the law that mandated the daylight saving 100# time corrections was derogated and no more modifications 101# to the time zones (for daylight saving) are now made. 102# |
| 89# Zone NAME GMTOFF RULES FORMAT [UNTIL] 90Zone America/Buenos_Aires -3:53:48 - LMT 1894 Nov 91 -4:17 - CMT 1920 May # Cordoba Mean Time 92 -4:00 - AST 1930 Dec 93 -4:00 Arg A%sT 1969 Oct 5 | 103# Zone NAME GMTOFF RULES FORMAT [UNTIL] 104Zone America/Buenos_Aires -3:53:48 - LMT 1894 Nov 105 -4:17 - CMT 1920 May # Cordoba Mean Time 106 -4:00 - AST 1930 Dec 107 -4:00 Arg A%sT 1969 Oct 5 |
| 94 -3:00 Arg E%sT | 108 -3:00 Arg AR%sT |
| 95 96# ZONE-DESCR America Buenos_Aires Argentina All points 97 98# Bolivia 99# Zone NAME GMTOFF RULES FORMAT [UNTIL] 100Zone America/La_Paz -4:32:36 - LMT 1890 101 -4:33 - LPMT 1931 Oct 15 # La Paz Mean Time 102 -4:33 1:00 LPDT 1932 Mar 21 --- 331 unchanged lines hidden --- | 109 110# ZONE-DESCR America Buenos_Aires Argentina All points 111 112# Bolivia 113# Zone NAME GMTOFF RULES FORMAT [UNTIL] 114Zone America/La_Paz -4:32:36 - LMT 1890 115 -4:33 - LPMT 1931 Oct 15 # La Paz Mean Time 116 -4:33 1:00 LPDT 1932 Mar 21 --- 331 unchanged lines hidden --- |