This removes the need for some of the "# See ..." comments, thus simplifying use and maintenance. It changes only commentary. --- africa | 174 ++++++++++++++++----------------------------------- antarctica | 2 +- asia | 49 +++++++-------- australasia | 36 ++++------- europe | 173 +++++++++++++++++++++----------------------------- northamerica | 63 +++++++------------ southamerica | 15 ----- 7 files changed, 181 insertions(+), 331 deletions(-) diff --git a/africa b/africa index bd7fe0f..92a6125 100644 --- a/africa +++ b/africa @@ -97,22 +97,6 @@ Zone Africa/Algiers 0:12:12 - LMT 1891 Mar 16 0:00 Algeria WE%sT 1981 May 1:00 - CET -# Angola -# Benin -# See Africa/Lagos. - -# Botswana -# See Africa/Maputo. - -# Burkina Faso -# See Africa/Abidjan. - -# Burundi -# See Africa/Maputo. - -# Cameroon -# See Africa/Lagos. - # Cape Verde / Cabo Verde # # From Paul Eggert (2018-02-16): @@ -127,9 +111,6 @@ Zone Atlantic/Cape_Verde -1:34:04 - LMT 1912 Jan 01 2:00u # Praia -2:00 - -02 1975 Nov 25 2:00 -1:00 - -01 -# Central African Republic -# See Africa/Lagos. - # Chad # Zone NAME STDOFF RULES FORMAT [UNTIL] Zone Africa/Ndjamena 1:00:12 - LMT 1912 # N'Djamena @@ -137,23 +118,30 @@ Zone Africa/Ndjamena 1:00:12 - LMT 1912 # N'Djamena 1:00 1:00 WAST 1980 Mar 8 1:00 - WAT -# Comoros -# See Africa/Nairobi. - -# Democratic Republic of the Congo -# See Africa/Lagos for the western part and Africa/Maputo for the eastern. +# Burkina Faso +# Côte d'Ivoire (Ivory Coast) +# The Gambia +# Ghana +# Guinea +# Iceland +# Mali +# Mauritania +# St Helena +# Senegal +# Sierra Leone +# Togo -# Republic of the Congo -# See Africa/Lagos. +# The other parts of the St Helena territory are similar: +# Tristan da Cunha: on GMT, say Whitman and the CIA +# Ascension: on GMT, say the USNO (1995-12-21) and the CIA +# Gough (scientific station since 1955; sealers wintered previously): +# on GMT, says the CIA +# Inaccessible, Nightingale: uninhabited -# Côte d'Ivoire / Ivory Coast # Zone NAME STDOFF RULES FORMAT [UNTIL] Zone Africa/Abidjan -0:16:08 - LMT 1912 0:00 - GMT -# Djibouti -# See Africa/Nairobi. - ############################################################################### # Egypt @@ -348,33 +336,6 @@ Rule Egypt 2014 only - Sep lastThu 24:00 0 - Zone Africa/Cairo 2:05:09 - LMT 1900 Oct 2:00 Egypt EE%sT -# Equatorial Guinea -# See Africa/Lagos. - -# Eritrea -# See Africa/Nairobi. - -# Eswatini (formerly Swaziland) -# See Africa/Johannesburg. - -# Ethiopia -# See Africa/Nairobi. -# -# Unfortunately tzdb records only Western clock time in use in Ethiopia, -# as the tzdb format is not up to properly recording a common Ethiopian -# timekeeping practice that is based on solar time. See: -# Mortada D. If you have a meeting in Ethiopia, you'd better double -# check the time. PRI's The World. 2015-01-30 15:15 -05. -# https://www.pri.org/stories/2015-01-30/if-you-have-meeting-ethiopia-you-bett... - -# Gabon -# See Africa/Lagos. - -# The Gambia -# Ghana -# Guinea -# See Africa/Abidjan. - # Guinea-Bissau # # From Paul Eggert (2018-02-16): @@ -387,7 +348,16 @@ Zone Africa/Bissau -1:02:20 - LMT 1912 Jan 1 1:00u -1:00 - -01 1975 0:00 - GMT +# Comoros +# Djibouti +# Eritrea +# Ethiopia # Kenya +# Madagascar +# Mayotte +# Somalia +# Tanzania +# Uganda # From P Chan (2020-10-24): # @@ -430,6 +400,14 @@ Zone Africa/Bissau -1:02:20 - LMT 1912 Jan 1 1:00u # The 1908-05-01 announcement does not give an effective date, # so just say "1908 May". +# From Paul Eggert (2018-09-11): +# Unfortunately tzdb records only Western clock time in use in Ethiopia, +# as the tzdb format is not up to properly recording a common Ethiopian +# timekeeping practice that is based on solar time. See: +# Mortada D. If you have a meeting in Ethiopia, you'd better double +# check the time. PRI's The World. 2015-01-30 15:15 -05. +# https://www.pri.org/stories/2015-01-30/if-you-have-meeting-ethiopia-you-bett... + # Zone NAME STDOFF RULES FORMAT [UNTIL] Zone Africa/Nairobi 2:27:16 - LMT 1908 May 2:30 - +0230 1928 Jun 30 24:00 @@ -438,9 +416,6 @@ Zone Africa/Nairobi 2:27:16 - LMT 1908 May 2:45 - +0245 1942 Jul 31 24:00 3:00 - EAT -# Lesotho -# See Africa/Johannesburg. - # Liberia # # From Paul Eggert (2017-03-02): @@ -520,16 +495,6 @@ Zone Africa/Tripoli 0:52:44 - LMT 1920 1:00 Libya CE%sT 2013 Oct 25 2:00 2:00 - EET -# Madagascar -# See Africa/Nairobi. - -# Malawi -# See Africa/Maputo. - -# Mali -# Mauritania -# See Africa/Abidjan. - # Mauritius # From Steffen Thorsen (2008-06-25): @@ -623,12 +588,6 @@ Zone Indian/Mauritius 3:50:00 - LMT 1907 # Port Louis # Agalega Is, Rodriguez # no information; probably like Indian/Mauritius -# Mayotte -# See Africa/Nairobi. - -# Morocco -# See Africa/Ceuta for Spanish Morocco. - # From Alex Krivenyshev (2008-05-09): # Here is an article that Morocco plan to introduce Daylight Saving Time between # 1 June, 2008 and 27 September, 2008. @@ -1117,7 +1076,14 @@ Zone Africa/El_Aaiun -0:52:48 - LMT 1934 Jan # El Aaiún 0:00 Morocco +00/+01 2018 Oct 28 3:00 1:00 Morocco +01/+00 +# Botswana +# Burundi +# Democratic Republic of the Congo (eastern) +# Malawi # Mozambique +# Rwanda +# Zambia +# Zimbabwe # # Shanks gives 1903-03-01 for the transition to CAT. # Perhaps the 1911-05-26 Portuguese decree @@ -1205,9 +1171,16 @@ Zone Africa/Windhoek 1:08:24 - LMT 1892 Feb 8 # 2:00 - CAT # End of rearguard section. -# Niger -# See Africa/Lagos. +# Angola +# Benin +# Cameroon +# Central African Republic +# Democratic Republic of the Congo (western) +# Republic of the Congo +# Equatorial Guinea +# Gabon +# Niger # Nigeria # From P Chan (2020-12-03): @@ -1274,23 +1247,6 @@ Zone Africa/Lagos 0:13:35 - LMT 1905 Jul 1 0:30 - +0030 1919 Sep 1 1:00 - WAT -# Réunion -# See Asia/Dubai. -# -# The Crozet Islands also observe Réunion time; see the 'antarctica' file. - -# Rwanda -# See Africa/Maputo. - -# St Helena -# See Africa/Abidjan. -# The other parts of the St Helena territory are similar: -# Tristan da Cunha: on GMT, say Whitman and the CIA -# Ascension: on GMT, say the USNO (1995-12-21) and the CIA -# Gough (scientific station since 1955; sealers wintered previously): -# on GMT, says the CIA -# Inaccessible, Nightingale: uninhabited - # São Tomé and Príncipe # See Europe/Lisbon for info about the 1912 transition. @@ -1318,19 +1274,10 @@ Zone Africa/Sao_Tome 0:26:56 - LMT 1884 1:00 - WAT 2019 Jan 1 02:00 0:00 - GMT -# Senegal -# See Africa/Abidjan. - -# Seychelles -# See Asia/Dubai. - -# Sierra Leone -# See Africa/Abidjan. - -# Somalia -# See Africa/Nairobi. - +# Eswatini (Swaziland) +# Lesotho # South Africa + # Rule NAME FROM TO - IN ON AT SAVE LETTER/S Rule SA 1942 1943 - Sep Sun>=15 2:00 1:00 - Rule SA 1943 1944 - Mar Sun>=15 2:00 0 - @@ -1386,12 +1333,6 @@ Zone Africa/Juba 2:06:28 - LMT 1931 3:00 - EAT 2021 Feb 1 00:00 2:00 - CAT -# Tanzania -# See Africa/Nairobi. - -# Togo -# See Africa/Abidjan. - # Tunisia # From Gwillim Law (2005-04-30): @@ -1489,10 +1430,3 @@ Rule Tunisia 2006 2008 - Oct lastSun 2:00s 0 - Zone Africa/Tunis 0:40:44 - LMT 1881 May 12 0:09:21 - PMT 1911 Mar 11 # Paris Mean Time 1:00 Tunisia CE%sT - -# Uganda -# See Africa/Nairobi. - -# Zambia -# Zimbabwe -# See Africa/Maputo. diff --git a/antarctica b/antarctica index dbdf209..f02755a 100644 --- a/antarctica +++ b/antarctica @@ -306,4 +306,4 @@ Zone Antarctica/Rothera 0 - -00 1976 Dec 1 # we have to go around and set them back 5 minutes or so. # Maybe if we let them run fast all of the time, we'd get to leave here sooner!! # -# See 'australasia' for Antarctica/McMurdo. +# See Pacific/Auckland. diff --git a/asia b/asia index 8cf97a4..98c03ac 100644 --- a/asia +++ b/asia @@ -149,9 +149,6 @@ Zone Asia/Baku 3:19:24 - LMT 1924 May 2 4:00 EUAsia +04/+05 1997 4:00 Azer +04/+05 -# Bahrain -# See Asia/Qatar. - # Bangladesh # From Alexander Krivenyshev (2009-05-13): # According to newspaper Asian Tribune (May 6, 2009) Bangladesh may introduce @@ -254,10 +251,8 @@ Zone Indian/Chagos 4:49:40 - LMT 1907 5:00 - +05 1996 6:00 - +06 -# Brunei -# See Asia/Kuching. - -# Burma / Myanmar +# Cocos (Keeling) Islands +# Myanmar (Burma) # Milne says 6:24:40 was the meridian of the time ball observatory at Rangoon. @@ -274,10 +269,6 @@ Zone Asia/Yangon 6:24:47 - LMT 1880 # or Rangoon 9:00 - +09 1945 May 3 6:30 - +0630 -# Cambodia -# See Asia/Bangkok. - - # China # From Phake Nick (2020-04-15): @@ -664,6 +655,7 @@ Zone Asia/Shanghai 8:05:43 - LMT 1901 8:00 PRC C%sT # Xinjiang time, used by many in western China; represented by Ürümqi / Ürümchi # / Wulumuqi. (Please use Asia/Shanghai if you prefer Beijing time.) +# Vostok base in Antarctica matches this since 1970. Zone Asia/Urumqi 5:50:20 - LMT 1928 6:00 - +06 @@ -2685,14 +2677,6 @@ Zone Asia/Pyongyang 8:23:00 - LMT 1908 Apr 1 8:30 - KST 2018 May 4 23:30 9:00 - KST -############################################################################### - -# Kuwait -# See Asia/Riyadh. - -# Laos -# See Asia/Bangkok. - # Lebanon # Rule NAME FROM TO - IN ON AT SAVE LETTER/S @@ -2724,7 +2708,9 @@ Rule Lebanon 1999 max - Oct lastSun 0:00 0 - Zone Asia/Beirut 2:22:00 - LMT 1880 2:00 Lebanon EE%sT -# Malaysia +# Brunei +# Malaysia (eastern) +# # Rule NAME FROM TO - IN ON AT SAVE LETTER/S Rule NBorneo 1935 1941 - Sep 14 0:00 0:20 - Rule NBorneo 1935 1941 - Dec 14 0:00 0 - @@ -2909,9 +2895,6 @@ Zone Asia/Kathmandu 5:41:16 - LMT 1920 5:30 - +0530 1986 5:45 - +0545 -# Oman -# See Asia/Dubai. - # Pakistan # From Rives McDow (2002-03-13): @@ -3522,13 +3505,18 @@ Zone Asia/Manila -15:56:00 - LMT 1844 Dec 31 9:00 - JST 1944 Nov 8:00 Phil P%sT +# Bahrain # Qatar # Zone NAME STDOFF RULES FORMAT [UNTIL] Zone Asia/Qatar 3:26:08 - LMT 1920 # Al Dawhah / Doha 4:00 - +04 1972 Jun 3:00 - +03 +# Kuwait # Saudi Arabia +# Yemen +# +# Japan's year-round bases in Antarctica match this since 1970. # # From Paul Eggert (2018-08-29): # Time in Saudi Arabia and other countries in the Arabian peninsula was not @@ -3824,7 +3812,11 @@ Zone Asia/Dushanbe 4:35:12 - LMT 1924 May 2 5:00 1:00 +06 1991 Sep 9 2:00s 5:00 - +05 +# Cambodia +# Christmas I +# Laos # Thailand +# Vietnam (northern) # Zone NAME STDOFF RULES FORMAT [UNTIL] Zone Asia/Bangkok 6:42:04 - LMT 1880 6:42:04 - BMT 1920 Apr # Bangkok Mean Time @@ -3839,7 +3831,12 @@ Zone Asia/Ashgabat 3:53:32 - LMT 1924 May 2 # or Ashkhabad 4:00 RussiaAsia +04/+05 1992 Jan 19 2:00 5:00 - +05 +# Oman +# Réunion +# Seychelles # United Arab Emirates +# +# The Crozet Is also observe Réunion time; see the 'antarctica' file. # Zone NAME STDOFF RULES FORMAT [UNTIL] Zone Asia/Dubai 3:41:12 - LMT 1920 4:00 - +04 @@ -3862,7 +3859,7 @@ Zone Asia/Tashkent 4:37:11 - LMT 1924 May 2 5:00 RussiaAsia +05/+06 1992 5:00 - +05 -# Vietnam +# Vietnam (southern) # From Paul Eggert (2014-10-04): # Milne gives 7:16:56 for the meridian of Saigon in 1899, as being @@ -3936,7 +3933,3 @@ Zone Asia/Ho_Chi_Minh 7:06:30 - LMT 1906 Jul 1 # For timestamps in north Vietnam back to 1970 (the tzdb cutoff), # use Asia/Bangkok; see the VN entries in the file zone1970.tab. # For timestamps before 1970, see Asia/Hanoi in the file 'backzone'. - - -# Yemen -# See Asia/Riyadh. diff --git a/australasia b/australasia index f741fbb..df5a52f 100644 --- a/australasia +++ b/australasia @@ -251,13 +251,6 @@ Zone Antarctica/Macquarie 0 - -00 1899 Nov 10:00 1:00 AEDT 2011 10:00 AT AE%sT -# Christmas -# See Asia/Bangkok. - -# Cocos (Keeling) Is -# See Asia/Yangon. - - # Fiji # Milne gives 11:55:44 for Suva. @@ -426,7 +419,9 @@ Zone Pacific/Tahiti -9:58:16 - LMT 1912 Oct # Papeete # Clipperton (near North America) is administered from French Polynesia; # it is uninhabited. + # Guam +# N Mariana Is # Rule NAME FROM TO - IN ON AT SAVE LETTER/S # http://guamlegislature.com/Public_Laws_5th/PL05-025.pdf @@ -467,11 +462,19 @@ Zone Pacific/Guam -14:21:00 - LMT 1844 Dec 31 10:00 Guam G%sT 2000 Dec 23 10:00 - ChST # Chamorro Standard Time -# Kiribati + +# Kiribati (Gilbert Is) +# Marshall Is +# Tuvalu +# Wake +# Wallis & Futuna # Zone NAME STDOFF RULES FORMAT [UNTIL] Zone Pacific/Tarawa 11:32:04 - LMT 1901 # Bairiki 12:00 - +12 +# Kiribati (except Gilbert Is) +# See Pacific/Tarawa for the Gilbert Is. +# Zone NAME STDOFF RULES FORMAT [UNTIL] Zone Pacific/Kanton 0 - -00 1937 Aug 31 -12:00 - -12 1979 Oct -11:00 - -11 1994 Dec 31 @@ -481,9 +484,6 @@ Zone Pacific/Kiritimati -10:29:20 - LMT 1901 -10:00 - -10 1994 Dec 31 14:00 - +14 -# N Mariana Is -# See Pacific/Guam. - # Marshall Is # See Pacific/Tarawa for most locations. # Zone NAME STDOFF RULES FORMAT [UNTIL] @@ -533,6 +533,7 @@ Zone Pacific/Noumea 11:05:48 - LMT 1912 Jan 13 # Nouméa ############################################################################### # New Zealand +# McMurdo Station and Scott Base in Antarctica use Auckland time. # Rule NAME FROM TO - IN ON AT SAVE LETTER/S Rule NZ 1927 only - Nov 6 2:00 1:00 S @@ -698,6 +699,7 @@ Zone Pacific/Pitcairn -8:40:20 - LMT 1901 # Adamstown -8:00 - -08 # American Samoa +# Midway Zone Pacific/Pago_Pago 12:37:12 - LMT 1892 Jul 5 -11:22:48 - LMT 1911 -11:00 - SST # S=Samoa @@ -831,9 +833,6 @@ Zone Pacific/Tongatapu 12:19:12 - LMT 1945 Sep 10 13:00 - +13 1999 13:00 Tonga +13/+14 -# Tuvalu -# See Pacific/Tarawa. - # US minor outlying islands @@ -884,15 +883,9 @@ Zone Pacific/Tongatapu 12:19:12 - LMT 1945 Sep 10 # Kingman # uninhabited -# Midway -# See Pacific/Pago_Pago. - # Palmyra # uninhabited since World War II; was probably like Pacific/Kiritimati -# Wake -# See Pacific/Tarawa. - # Vanuatu @@ -929,9 +922,6 @@ Rule Vanuatu 1992 only - Oct Sat>=22 24:00 1:00 - Zone Pacific/Efate 11:13:16 - LMT 1912 Jan 13 # Vila 11:00 Vanuatu +11/+12 -# Wallis and Futuna -# See Pacific/Tarawa. - ############################################################################### # NOTES diff --git a/europe b/europe index 4594fb3..a622ce7 100644 --- a/europe +++ b/europe @@ -876,6 +876,8 @@ Zone Europe/Minsk 1:50:16 - LMT 1880 3:00 - +03 # Belgium +# Luxembourg +# Netherlands # # From Michael Deckers (2019-08-25): # The exposition in the web page @@ -959,9 +961,6 @@ Zone Europe/Brussels 0:17:30 - LMT 1880 1:00 Belgium CE%sT 1977 1:00 EU CE%sT -# Bosnia and Herzegovina -# See Europe/Belgrade. - # Bulgaria # # From Plamen Simenov via Steffen Thorsen (1999-09-09): @@ -987,13 +986,11 @@ Zone Europe/Sofia 1:33:16 - LMT 1880 2:00 E-Eur EE%sT 1997 2:00 EU EE%sT -# Croatia -# See Europe/Belgrade. - # Cyprus # Please see the 'asia' file for Asia/Nicosia. -# Czech Republic / Czechia +# Czech Republic (Czechia) +# Slovakia # # From Paul Eggert (2018-04-15): # The source for Czech data is: Kdy začíná a končí letní čas. 2018-04-15. @@ -1021,12 +1018,13 @@ Zone Europe/Prague 0:57:44 - LMT 1850 1:00 Czech CE%sT 1979 1:00 EU CE%sT -# Denmark, Faroe Islands, and Greenland -# For Denmark see Europe/Berlin. - +# Faroe Is +# Zone NAME STDOFF RULES FORMAT [UNTIL] Zone Atlantic/Faroe -0:27:04 - LMT 1908 Jan 11 # Tórshavn 0:00 - WET 1981 0:00 EU WE%sT + +# Greenland # # From Paul Eggert (2004-10-31): # During World War II, Germany maintained secret manned weather stations in @@ -1253,6 +1251,7 @@ Zone Europe/Helsinki 1:39:49 - LMT 1878 May 31 2:00 EU EE%sT # France +# Monaco # From Ciro Discepolo (2000-12-20): # @@ -1390,7 +1389,10 @@ Zone Europe/Paris 0:09:21 - LMT 1891 Mar 16 1:00 France CE%sT 1977 1:00 EU CE%sT +# Denmark # Germany +# Norway +# Sweden # From Markus Kuhn (1998-09-29): # The German time zone web site by the Physikalisch-Technische @@ -1408,6 +1410,53 @@ Zone Europe/Paris 0:09:21 - LMT 1891 Mar 16 # However, Moscow did not observe daylight saving in 1945, so # this was equivalent to UT +03, not +04. +# Svalbard & Jan Mayen + +# From Steffen Thorsen (2001-05-01): +# Although I could not find it explicitly, it seems that Jan Mayen and +# Svalbard have been using the same time as Norway at least since the +# time they were declared as parts of Norway. Svalbard was declared +# as a part of Norway by law of 1925-07-17 no 11, section 4 and Jan +# Mayen by law of 1930-02-27 no 2, section 2. (From +# <http://www.lovdata.no/all/nl-19250717-011.html> and +# <http://www.lovdata.no/all/nl-19300227-002.html>). The law/regulation +# for normal/standard time in Norway is from 1894-06-29 no 1 (came +# into operation on 1895-01-01) and Svalbard/Jan Mayen seem to be a +# part of this law since 1925/1930. (From +# <http://www.lovdata.no/all/nl-18940629-001.html>) I have not been +# able to find if Jan Mayen used a different time zone (e.g. -0100) +# before 1930. Jan Mayen has only been "inhabited" since 1921 by +# Norwegian meteorologists and maybe used the same time as Norway ever +# since 1921. Svalbard (Arctic/Longyearbyen) has been inhabited since +# before 1895, and therefore probably changed the local time somewhere +# between 1895 and 1925 (inclusive). + +# From Paul Eggert (2013-09-04): +# +# Actually, Jan Mayen was never occupied by Germany during World War II, +# so it must have diverged from Oslo time during the war, as Oslo was +# keeping Berlin time. +# +# <https://www.jan-mayen.no/history.htm> says that the meteorologists +# burned down their station in 1940 and left the island, but returned in +# 1941 with a small Norwegian garrison and continued operations despite +# frequent air attacks from Germans. In 1943 the Americans established a +# radiolocating station on the island, called "Atlantic City". Possibly +# the UT offset changed during the war, but I think it unlikely that +# Jan Mayen used German daylight-saving rules. +# +# Svalbard is more complicated, as it was raided in August 1941 by an +# Allied party that evacuated the civilian population to England (says +# <http://www.bartleby.com/65/sv/Svalbard.html>). The Svalbard FAQ +# <http://www.svalbard.com/SvalbardFAQ.html> says that the Germans were +# expelled on 1942-05-14. However, small parties of Germans did return, +# and according to Wilhelm Dege's book "War North of 80" (1954) +# http://www.ucalgary.ca/UofC/departments/UP/1-55238/1-55238-110-2.html +# the German armed forces at the Svalbard weather station code-named +# Haudegen did not surrender to the Allies until September 1945. +# +# All these events predate our cutoff date of 1970, so use Europe/Berlin +# for these regions. # Rule NAME FROM TO - IN ON AT SAVE LETTER/S Rule Germany 1946 only - Apr 14 2:00s 1:00 S @@ -1550,10 +1599,9 @@ Zone Europe/Budapest 1:16:20 - LMT 1890 Nov 1 1:00 Hungary CE%sT 1984 1:00 EU CE%sT -# Iceland -# See Africa/Abidjan. - # Italy +# San Marino +# Vatican City # # From Paul Eggert (2001-03-06): # Sicily and Sardinia each had their own time zones from 1866 to 1893, @@ -1673,10 +1721,6 @@ Zone Europe/Rome 0:49:56 - LMT 1866 Dec 12 1:00 Italy CE%sT 1980 1:00 EU CE%sT -# Kosovo -# See Europe/Belgrade. - - # Latvia # From Liene Kanepe (1998-09-17): @@ -1759,10 +1803,6 @@ Zone Europe/Riga 1:36:34 - LMT 1880 2:00 - EET 2001 Jan 2 2:00 EU EE%sT -# Liechtenstein -# See Europe/Zurich. - - # Lithuania # From Paul Eggert (2016-03-18): @@ -1815,12 +1855,6 @@ Zone Europe/Vilnius 1:41:16 - LMT 1880 2:00 - EET 2003 Jan 1 2:00 EU EE%sT -# Luxembourg -# See Europe/Brussels. - -# North Macedonia -# See Europe/Belgrade. - # Malta # # From Paul Eggert (2016-10-21): @@ -1916,67 +1950,6 @@ Zone Europe/Chisinau 1:55:20 - LMT 1880 # See Romania commentary for the guessed 1997 transition to EU rules. 2:00 Moldova EE%sT -# Monaco -# See Europe/Paris. - -# Montenegro -# See Europe/Belgrade. - -# Netherlands -# See Europe/Brussels. - -# Norway -# See Europe/Berlin. - -# Svalbard & Jan Mayen - -# From Steffen Thorsen (2001-05-01): -# Although I could not find it explicitly, it seems that Jan Mayen and -# Svalbard have been using the same time as Norway at least since the -# time they were declared as parts of Norway. Svalbard was declared -# as a part of Norway by law of 1925-07-17 no 11, section 4 and Jan -# Mayen by law of 1930-02-27 no 2, section 2. (From -# <http://www.lovdata.no/all/nl-19250717-011.html> and -# <http://www.lovdata.no/all/nl-19300227-002.html>). The law/regulation -# for normal/standard time in Norway is from 1894-06-29 no 1 (came -# into operation on 1895-01-01) and Svalbard/Jan Mayen seem to be a -# part of this law since 1925/1930. (From -# <http://www.lovdata.no/all/nl-18940629-001.html>) I have not been -# able to find if Jan Mayen used a different time zone (e.g. -0100) -# before 1930. Jan Mayen has only been "inhabited" since 1921 by -# Norwegian meteorologists and maybe used the same time as Norway ever -# since 1921. Svalbard (Arctic/Longyearbyen) has been inhabited since -# before 1895, and therefore probably changed the local time somewhere -# between 1895 and 1925 (inclusive). - -# From Paul Eggert (2013-09-04): -# -# Actually, Jan Mayen was never occupied by Germany during World War II, -# so it must have diverged from Oslo time during the war, as Oslo was -# keeping Berlin time. -# -# <https://www.jan-mayen.no/history.htm> says that the meteorologists -# burned down their station in 1940 and left the island, but returned in -# 1941 with a small Norwegian garrison and continued operations despite -# frequent air attacks from Germans. In 1943 the Americans established a -# radiolocating station on the island, called "Atlantic City". Possibly -# the UT offset changed during the war, but I think it unlikely that -# Jan Mayen used German daylight-saving rules. -# -# Svalbard is more complicated, as it was raided in August 1941 by an -# Allied party that evacuated the civilian population to England (says -# <http://www.bartleby.com/65/sv/Svalbard.html>). The Svalbard FAQ -# <http://www.svalbard.com/SvalbardFAQ.html> says that the Germans were -# expelled on 1942-05-14. However, small parties of Germans did return, -# and according to Wilhelm Dege's book "War North of 80" (1954) -# http://www.ucalgary.ca/UofC/departments/UP/1-55238/1-55238-110-2.html -# the German armed forces at the Svalbard weather station code-named -# Haudegen did not surrender to the Allies until September 1945. -# -# All these events predate our cutoff date of 1970, so use Europe/Berlin -# for these regions. - - # Poland # The 1919 dates and times can be found in Tygodnik Urzędowy nr 1 (1919-03-20), @@ -3258,11 +3231,13 @@ Zone Asia/Anadyr 11:49:56 - LMT 1924 May 2 11:00 Russia +11/+12 2011 Mar 27 2:00s 12:00 - +12 - -# San Marino -# See Europe/Rome. - +# Bosnia & Herzegovina +# Croatia +# Kosovo +# Montenegro +# North Macedonia # Serbia +# Slovenia # Zone NAME STDOFF RULES FORMAT [UNTIL] Zone Europe/Belgrade 1:22:00 - LMT 1884 1:00 - CET 1941 Apr 18 23:00 @@ -3275,12 +3250,6 @@ Zone Europe/Belgrade 1:22:00 - LMT 1884 1:00 - CET 1982 Nov 27 1:00 EU CE%sT -# Slovakia -# See Europe/Prague. - -# Slovenia -# See Europe/Belgrade. - # Spain # # From Paul Eggert (2016-12-14): @@ -3386,10 +3355,11 @@ Zone Atlantic/Canary -1:01:36 - LMT 1922 Mar # Las Palmas de Gran C. # IATA SSIM (1996-09) says the Canaries switch at 2:00u, not 1:00u. # Ignore this for now, as the Canaries are part of the EU. -# Sweden -# See Europe/Berlin. +# Germany (Busingen enclave) +# Liechtenstein # Switzerland +# # From Howse: # By the end of the 18th century clocks and watches became commonplace # and their performance improved enormously. Communities began to keep @@ -3808,9 +3778,6 @@ Zone Europe/Kyiv 2:02:04 - LMT 1880 2:00 C-Eur EE%sT 1996 May 13 2:00 EU EE%sT -# Vatican City -# See Europe/Rome. - ############################################################################### # One source shows that Bulgaria, Cyprus, Finland, and Greece observe DST from diff --git a/northamerica b/northamerica index 8a89d84..01971c4 100644 --- a/northamerica +++ b/northamerica @@ -1760,6 +1760,8 @@ Rule Toronto 1957 1973 - Oct lastSun 2:00 0 S # War,... [t]he cities agreed to implement DST during the summer # months for the remainder of the war years. +# The Bahamas match Toronto since 1970. + # Zone NAME STDOFF RULES FORMAT [UNTIL] Zone America/Toronto -5:17:32 - LMT 1895 -5:00 Canada E%sT 1919 @@ -2806,14 +2808,6 @@ Zone America/Tijuana -7:48:04 - LMT 1922 Jan 1 0:11:56 ############################################################################### -# Anguilla -# Antigua and Barbuda -# See America/Puerto_Rico. - -# The Bahamas -# See America/Toronto. - - # Barbados # For 1899 Milne gives -3:58:29.2. @@ -3026,12 +3020,6 @@ Zone Atlantic/Bermuda -4:19:18 - LMT 1890 # Hamilton -4:00 Canada A%sT 1976 -4:00 US A%sT -# Caribbean Netherlands -# See America/Puerto_Rico. - -# Cayman Is -# See America/Panama. - # Costa Rica # Milne gives -5:36:13.3 as San José mean time. @@ -3257,9 +3245,6 @@ Zone America/Havana -5:29:28 - LMT 1890 -5:29:36 - HMT 1925 Jul 19 12:00 # Havana MT -5:00 Cuba C%sT -# Dominica -# See America/Puerto_Rico. - # Dominican Republic # From Steffen Thorsen (2000-10-30): @@ -3306,12 +3291,6 @@ Rule Salv 1987 1988 - Sep lastSun 0:00 0 S Zone America/El_Salvador -5:56:48 - LMT 1921 # San Salvador -6:00 Salv C%sT -# Grenada -# Guadeloupe -# St Barthélemy -# St Martin (French part) -# See America/Puerto_Rico. - # Guatemala # # From Gwillim Law (2006-04-22), after a heads-up from Oscar van Vlijmen: @@ -3497,9 +3476,6 @@ Zone America/Martinique -4:04:20 - LMT 1890 # Fort-de-France -4:00 1:00 ADT 1980 Sep 28 -4:00 - AST -# Montserrat -# See America/Puerto_Rico. - # Nicaragua # # This uses Shanks & Pottenger for times before 2005. @@ -3565,13 +3541,33 @@ Zone America/Managua -5:45:08 - LMT 1890 -5:00 - EST 1997 -6:00 Nic C%sT +# Cayman Is # Panama +# +# Atikokan and Coral Harbour, Canada, match Panama since 1970. # Zone NAME STDOFF RULES FORMAT [UNTIL] Zone America/Panama -5:18:08 - LMT 1890 -5:19:36 - CMT 1908 Apr 22 # Colón Mean Time -5:00 - EST +# Anguilla +# Antigua & Barbuda +# Aruba +# Caribbean Netherlands +# Curaçao +# Dominica +# Grenada +# Guadeloupe +# Montserrat # Puerto Rico +# St Barthélemy +# St Kitts-Nevis +# Sint Maarten / St Martin +# St Lucia +# St Vincent & the Grenadines +# Trinidad & Tobago +# Virgin Is (UK & US) +# # There are too many San Juans elsewhere, so we'll use 'Puerto_Rico'. # Zone NAME STDOFF RULES FORMAT [UNTIL] Zone America/Puerto_Rico -4:24:25 - LMT 1899 Mar 28 12:00 # San Juan @@ -3579,10 +3575,6 @@ Zone America/Puerto_Rico -4:24:25 - LMT 1899 Mar 28 12:00 # San Juan -4:00 US A%sT 1946 -4:00 - AST -# St Kitts-Nevis -# St Lucia -# See America/Puerto_Rico. - # St Pierre and Miquelon # There are too many St Pierres elsewhere, so we'll use 'Miquelon'. # Zone NAME STDOFF RULES FORMAT [UNTIL] @@ -3591,12 +3583,6 @@ Zone America/Miquelon -3:44:40 - LMT 1911 May 15 # St Pierre -3:00 - -03 1987 -3:00 Canada -03/-02 -# St Vincent and the Grenadines -# See America/Puerto_Rico. - -# Sint Maarten -# See America/Puerto_Rico. - # Turks and Caicos # # From Chris Dunn in @@ -3666,11 +3652,6 @@ Zone America/Grand_Turk -4:44:32 - LMT 1890 -4:00 - AST 2018 Mar 11 3:00 -5:00 US E%sT -# British Virgin Is -# US Virgin Is -# See America/Puerto_Rico. - - # Local Variables: # coding: utf-8 # End: diff --git a/southamerica b/southamerica index 2f51004..13cc65e 100644 --- a/southamerica +++ b/southamerica @@ -585,9 +585,6 @@ Zone America/Argentina/Ushuaia -4:33:12 - LMT 1894 Oct 31 -3:00 Arg -03/-02 2008 Oct 18 -3:00 - -03 -# Aruba -# See America/Puerto_Rico. - # Bolivia # Zone NAME STDOFF RULES FORMAT [UNTIL] Zone America/La_Paz -4:32:36 - LMT 1890 @@ -1432,15 +1429,6 @@ Zone America/Bogota -4:56:16 - LMT 1884 Mar 13 # Malpelo, Providencia, San Andres # no information; probably like America/Bogota -# Curaçao -# See America/Puerto_Rico. -# -# From Arthur David Olson (2011-06-15): -# use links for places with new iso3166 codes. -# The name "Lower Prince's Quarter" is both longer than fourteen characters -# and contains an apostrophe; use "Lower_Princes".... -# From Paul Eggert (2021-09-29): -# These backward-compatibility links now are in the 'northamerica' file. # Ecuador # @@ -1756,9 +1744,6 @@ Zone America/Paramaribo -3:40:40 - LMT 1911 -3:30 - -0330 1984 Oct -3:00 - -03 -# Trinidad and Tobago -# See America/Puerto_Rico. - # Uruguay # From Paul Eggert (1993-11-18): # Uruguay wins the prize for the strangest peacetime manipulation of the rules. -- 2.37.3