Deleted Added
full compact
9c9
< # From Paul Eggert (2014-10-31):
---
> # From Paul Eggert (2017-02-20):
16,17c16,17
< # Gwillim Law writes that a good source
< # for recent time zone data is the International Air Transport
---
> # Many years ago Gwillim Law wrote that a good source
> # for time zone data was the International Air Transport
29c29
< # http://www.jstor.org/stable/1774359
---
> # https://www.jstor.org/stable/1774359
33a34,35
> # European-style abbreviations are commonly used along the Mediterranean.
> # For sub-Saharan Africa abbreviations were less standardized.
35,39c37,41
< # for +0:00 through +3:00, respectively,
< # but Mark R V Murray reports that
< # 'SAST' is the official abbreviation for +2:00 in the country of South Africa,
< # 'CAT' is commonly used for +2:00 in countries north of South Africa, and
< # 'WAT' is probably the best name for +1:00, as the common phrase for
---
> # for UT +00 through +03, respectively,
> # but in 1997 Mark R V Murray reported that
> # 'SAST' is the official abbreviation for +02 in the country of South Africa,
> # 'CAT' is commonly used for +02 in countries north of South Africa, and
> # 'WAT' is probably the best name for +01, as the common phrase for
41d42
< # He has heard of "Western Sahara Time" for +0:00 but can find no reference.
43,47c44,52
< # To make things confusing, 'WAT' seems to have been used for -1:00 long ago;
< # I'd guess that this was because people needed _some_ name for -1:00,
< # and at the time, far west Africa was the only major land area in -1:00.
< # This usage is now obsolete, as the last use of -1:00 on the African
< # mainland seems to have been 1976 in Western Sahara.
---
> # To summarize, the following abbreviations seemed to have some currency:
> # +00 GMT Greenwich Mean Time
> # +02 CAT Central Africa Time
> # +02 SAST South Africa Standard Time
> # and Murray suggested the following abbreviation:
> # +01 WAT West Africa Time
> # Murray's suggestion seems to have caught on in news reports and the like.
> # I vaguely recall 'WAT' also being used for -01 in the past but
> # cannot now come up with solid citations.
49,59d53
< # To summarize, the following abbreviations seem to have some currency:
< # -1:00 WAT West Africa Time (no longer used)
< # 0:00 GMT Greenwich Mean Time
< # 2:00 CAT Central Africa Time
< # 2:00 SAST South Africa Standard Time
< # and Murray suggests the following abbreviation:
< # 1:00 WAT West Africa Time
< # I realize that this leads to 'WAT' being used for both -1:00 and 1:00
< # for times before 1976, but this is the best I can think of
< # until we get more information.
< #
61,66c55,60
< # 2:00 WAST West Africa Summer Time
< # 2:30 BEAT British East Africa Time (no longer used)
< # 2:45 BEAUT British East Africa Unified Time (no longer used)
< # 3:00 CAST Central Africa Summer Time (no longer used)
< # 3:00 SAST South Africa Summer Time (no longer used)
< # 3:00 EAT East Africa Time
---
> # +02 WAST West Africa Summer Time
> # +03 CAST Central Africa Summer Time (no longer used)
> # +03 SAST South Africa Summer Time (no longer used)
> # +03 EAT East Africa Time
> # 'EAT' also seems to have caught on; the others are rare but are paired
> # with better-attested non-DST abbreviations.
122c116
< # Cape Verde
---
> # Cape Verde / Cabo Verde
124c118
< # Shanks gives 1907 for the transition to CVT.
---
> # Shanks gives 1907 for the transition to +02.
126c120
< # http://dre.pt/pdf1sdip/1911/05/12500/23132313.pdf
---
> # https://dre.pt/pdf1sdip/1911/05/12500/23132313.pdf
131,134c125,128
< -2:00 - CVT 1942 Sep
< -2:00 1:00 CVST 1945 Oct 15
< -2:00 - CVT 1975 Nov 25 2:00
< -1:00 - CVT
---
> -2:00 - -02 1942 Sep
> -2:00 1:00 -01 1945 Oct 15
> -2:00 - -02 1975 Nov 25 2:00
> -1:00 - -01
227c221
< # http://www.timeanddate.com/worldclock/city.html?n=53
---
> # https://www.timeanddate.com/worldclock/city.html?n=53
265,266c259,260
< # [2] http://www.timeanddate.com/worldclock/clockchange.html?n=53
< # [3] http://wwp.greenwichmeantime.com/time-zone/africa/egypt/
---
> # [2] https://www.timeanddate.com/worldclock/clockchange.html?n=53
> # [3] https://wwp.greenwichmeantime.com/time-zone/africa/egypt/
276c270
< # http://www.timeanddate.com/news/time/egypt-dst-ends-2009.html
---
> # https://www.timeanddate.com/news/time/egypt-dst-ends-2009.html
279c273
< # http://www.mena.org.eg/index.aspx
---
> # https://www.mena.org.eg/index.aspx
329c323
< # http://www.timeanddate.com/news/time/egypt-starts-dst-2015.html
---
> # https://www.timeanddate.com/news/time/egypt-starts-dst-2015.html
391c385
< 0:00 Ghana %s
---
> 0:00 Ghana GMT/+0020
400c394
< # http://dre.pt/pdf1sdip/1911/05/12500/23132313.pdf
---
> # https://dre.pt/pdf1sdip/1911/05/12500/23132313.pdf
405c399
< -1:00 - WAT 1975
---
> -1:00 - -01 1975
412,413c406,407
< 2:30 - BEAT 1940
< 2:45 - BEAUT 1960
---
> 2:30 - +0230 1940
> 2:45 - +0245 1960
429,436c423,437
< # From Paul Eggert (2006-03-22):
< # In 1972 Liberia was the last country to switch
< # from a UTC offset that was not a multiple of 15 or 20 minutes.
< # Howse reports that it was in honor of their president's birthday.
< # Shank & Pottenger report the date as May 1, whereas Howse reports Jan;
< # go with Shanks & Pottenger.
< # For Liberia before 1972, Shanks & Pottenger report -0:44, whereas Howse and
< # Whitman each report -0:44:30; go with the more precise figure.
---
> #
> # From Paul Eggert (2017-03-02):
> #
> # The Nautical Almanac for the Year 1970, p 264, is the source for -0:44:30.
> #
> # In 1972 Liberia was the last country to switch from a UTC offset
> # that was not a multiple of 15 or 20 minutes. The 1972 change was on
> # 1972-01-07, according to an entry dated 1972-01-04 on p 330 of:
> # Presidential Papers: First year of the administration of
> # President William R. Tolbert, Jr., July 23, 1971-July 31, 1972.
> # Monrovia: Executive Mansion.
> #
> # Use the abbreviation "MMT" before 1972, as the more-accurate numeric
> # abbreviation "-004430" would be one byte over the POSIX limit.
> #
440c441
< -0:44:30 - LRT 1972 May # Liberia Time
---
> -0:44:30 - MMT 1972 Jan 7 # approximately MMT
449c450
< # http://www.libyaherald.com/2012/11/04/clocks-to-go-back-an-hour-on-saturday/
---
> # https://www.libyaherald.com/2012/11/04/clocks-to-go-back-an-hour-on-saturday/
453c454
< # http://mm.icann.org/pipermail/tz/2012-November/018451.html
---
> # https://mm.icann.org/pipermail/tz/2012-November/018451.html
464c465
< # http://www.libyaherald.com/2013/10/24/correction-no-time-change-tomorrow/
---
> # https://www.libyaherald.com/2013/10/24/correction-no-time-change-tomorrow/
517c518
< # http://www.timeanddate.com/news/time/mauritius-daylight-saving-time.html
---
> # https://www.timeanddate.com/news/time/mauritius-daylight-saving-time.html
585c586
< # http://www.timeanddate.com/news/time/mauritius-dst-will-not-repeat.html
---
> # https://www.timeanddate.com/news/time/mauritius-dst-will-not-repeat.html
599c600
< 4:00 Mauritius MU%sT # Mauritius Time
---
> 4:00 Mauritius +04/+05
617c618
< # http://www.worldtimezone.net/dst_news/dst_news_morocco01.html
---
> # http://www.worldtimezone.com/dst_news/dst_news_morocco01.html
630c631
< # http://www.avmaroc.com/actualite/heure-dete-comment-a127896.html
---
> # https://www.avmaroc.com/actualite/heure-dete-comment-a127896.html
652c653
< # http://www.google.com/search?hl=en&q=Conseil+de+gouvernement+maroc+heure+avance&btnG=Search
---
> # https://www.google.com/search?hl=en&q=Conseil+de+gouvernement+maroc+heure+avance&btnG=Search
663c664
< # http://www.timeanddate.com/news/time/morocco-ends-dst-early-2008.html
---
> # https://www.timeanddate.com/news/time/morocco-ends-dst-early-2008.html
673c674
< # http://www.timeanddate.com/news/time/morocco-starts-dst-2009.html
---
> # https://www.timeanddate.com/news/time/morocco-starts-dst-2009.html
696c697
< # http://www.timeanddate.com/news/time/morocco-starts-dst-2010.html
---
> # https://www.timeanddate.com/news/time/morocco-starts-dst-2010.html
713c714
< # http://www.yabiladi.com/articles/details/5058/secret-l-heure-d-ete-maroc-leve.html
---
> # https://www.yabiladi.com/articles/details/5058/secret-l-heure-d-ete-maroc-leve.html
805c806
< # http://lnt.ma/le-maroc-reculera-dune-heure-le-dimanche-14-juin/
---
> # https://lnt.ma/le-maroc-reculera-dune-heure-le-dimanche-14-juin/
814c815
< # <http://lnt.ma/le-maroc-reculera-dune-heure-le-dimanche-14-juin/> agrees
---
> # <https://lnt.ma/le-maroc-reculera-dune-heure-le-dimanche-14-juin/> agrees
918c919
< -1:00 - WAT 1976 Apr 14
---
> -1:00 - -01 1976 Apr 14
925c926
< # http://dre.pt/pdf1sdip/1911/05/12500/23132313.pdf
---
> # https://dre.pt/pdf1sdip/1911/05/12500/23132313.pdf
938a940
>
940,941d941
< # The 1994-04-03 transition is from Shanks & Pottenger.
< # Shanks & Pottenger report no DST after 1998-04; go with IATA.
942a943,951
> # From Arthur David Olson (2017-08-09):
> # The text of the "Namibia Time Act, 1994" is available online at
> # www.lac.org.na/laws/1994/811.pdf
> # and includes this nugget:
> # Notwithstanding the provisions of subsection (2) of section 1, the
> # first winter period after the commencement of this Act shall
> # commence at OOhOO on Monday 21 March 1994 and shall end at 02h00 on
> # Sunday 4 September 1994.
>
952,954c961,966
< # From Paul Eggert (2007-03-31):
< # Apparently the Caprivi Strip informally observes Botswana time, but
< # we have no details. In the meantime people there can use Africa/Gaborone.
---
> # From Paul Eggert (2017-02-22):
> # Although the Zambezi Region (formerly known as Caprivi) informally
> # observes Botswana time, we have no details about historical practice.
> # In the meantime people there can use Africa/Gaborone.
> # See: Immanuel S. The Namibian. 2017-02-23.
> # https://www.namibian.com.na/51480/read/Time-change-divides-lawmakers
955a968,976
> # From Steffen Thorsen (2017-08-09):
> # Namibia is going to change their time zone to what is now their DST:
> # https://www.newera.com.na/2017/02/23/namibias-winter-time-might-be-repealed/
> # This video is from the government decision:
> # https://www.nbc.na/news/na-passes-namibia-time-bill-repealing-1994-namibia-time-act.8665
> # We have made the assumption so far that they will change their time zone at
> # the same time they would normally start DST, the first Sunday in September:
> # https://www.timeanddate.com/news/time/namibia-new-time-zone.html
>
957,958c978,980
< Rule Namibia 1994 max - Sep Sun>=1 2:00 1:00 S
< Rule Namibia 1995 max - Apr Sun>=1 2:00 0 -
---
> Rule Namibia 1994 only - Mar 21 0:00 0 -
> Rule Namibia 1994 2016 - Sep Sun>=1 2:00 1:00 S
> Rule Namibia 1995 2017 - Apr Sun>=1 2:00 0 -
961c983
< 1:30 - SWAT 1903 Mar # SW Africa Time
---
> 1:30 - +0130 1903 Mar
965,966c987,989
< 2:00 - CAT 1994 Apr 3
< 1:00 Namibia WA%sT
---
> 2:00 - CAT 1994 Mar 21 0:00
> 1:00 Namibia WA%sT 2017 Sep 3 2:00
> 2:00 - CAT
988c1011
< 4:00 - RET # R��union Time
---
> 4:00 - +04
1023c1046
< 4:00 - SCT # Seychelles Time
---
> 4:00 - +04
1053c1076
< #
---
>
1059a1083,1086
>
> # From Ahmed Atyya, National Telecommunications Corp. (NTC), Sudan (2017-10-17):
> # ... the Republic of Sudan is going to change the time zone from (GMT+3:00)
> # to (GMT+ 2:00) starting from Wednesday 1 November 2017.
1060a1088,1093
> # From Paul Eggert (2017-10-18):
> # A scanned copy (in Arabic) of Cabinet Resolution No. 352 for the
> # year 2017 can be found as an attachment in email today from Yahia
> # Abdalla of NTC, archived at:
> # https://mm.icann.org/pipermail/tz/2017-October/025333.html
>
1069c1102,1103
< 3:00 - EAT
---
> 3:00 - EAT 2017 Nov 1
> 2:00 - CAT
1072c1106,1109
< Link Africa/Khartoum Africa/Juba
---
> # Zone NAME GMTOFF RULES FORMAT [UNTIL]
> Zone Africa/Juba 2:06:28 - LMT 1931
> 2:00 Sudan CA%sT 2000 Jan 15 12:00
> 3:00 - EAT
1110c1147
< # http://www.babnet.net/kiwidetail-15295.asp
---
> # https://www.babnet.net/kiwidetail-15295.asp
1114c1151
< # http://www.timeanddate.com/news/time/tunisia-cancels-dst-2009.html
---
> # https://www.timeanddate.com/news/time/tunisia-cancels-dst-2009.html