Updated timezone database from Arthur Olson.

PR:		conf/31851
This commit is contained in:
Garrett Wollman 2001-11-09 19:00:37 +00:00
parent b825d93eb9
commit 8b648aad4d
Notes: svn2git 2020-12-20 02:59:44 +00:00
svn path=/vendor/tzdata/dist/; revision=86218
svn path=/vendor/tzdata/tzdata2001d/; revision=86220; tag=vendor/tzdata/tzdata2001d
10 changed files with 684 additions and 165 deletions

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@ -1,4 +1,4 @@
# @(#)africa 7.34
# @(#)africa 7.36
# This data is by no means authoritative; if you think you know better,
# go ahead and edit the file (and please send any changes to
@ -10,7 +10,7 @@
# Thomas G. Shanks, The International Atlas (5th edition),
# San Diego: ACS Publications, Inc. (1999).
#
# Gwillim Law <Gwil_Law@bridge-point.com> writes that a good source
# Gwillim Law writes that a good source
# for recent time zone data is the International Air Transport
# Association's Standard Schedules Information Manual (IATA SSIM),
# published semiannually. Law sent in several helpful summaries
@ -55,7 +55,7 @@
# I invented the following abbreviations; corrections are welcome!
# 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)
# 2:44:45 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
@ -101,7 +101,7 @@ Zone Africa/Algiers 0:12:12 - LMT 1891 Mar 15 0:01
# Angola
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone Africa/Luanda 0:52:56 - LMT 1892
0:52:04 - LMT 1911 May 26 # Luanda Mean Time?
0:52:04 - AOT 1911 May 26 # Angola Time
1:00 - WAT
# Benin
@ -276,7 +276,7 @@ Zone Africa/Bissau -1:02:20 - LMT 1911 May 26
Zone Africa/Nairobi 2:27:16 - LMT 1928 Jul
3:00 - EAT 1930
2:30 - BEAT 1940
2:45 - BEAUT 1960
2:44:45 - BEAUT 1960
3:00 - EAT
# Lesotho
@ -287,9 +287,9 @@ Zone Africa/Maseru 1:50:00 - LMT 1903 Mar
2:00 - SAST
# Liberia
# From Paul Eggert <eggert@twinsun.com> (1993-11-18):
# From Paul Eggert <eggert@twinsun.com> (2001-07-17):
# In 1972 Liberia was the last country to switch
# from a UTC offset that was not a multiple of 15 minutes.
# 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.
# Shanks reports the date as May 1, whereas Howse reports Jan; go with Shanks.
# For Liberia before 1972, Shanks reports -0:44, whereas Howse and Whitman
@ -481,6 +481,12 @@ Zone Africa/Dakar -1:09:44 - LMT 1912
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone Indian/Mahe 3:41:48 - LMT 1906 Jun # Victoria
4:00 - SCT # Seychelles Time
# From Paul Eggert (2001-05-30):
# Aldabra, Farquhar, and Desroches, originally dependencies of the
# Seychelles, were transferred to the British Indian Ocean Territory
# in 1965 and returned to Seychelles control in 1976. We don't know
# whether this affected their time zone, so omit this for now.
# Possibly the islands were uninhabited.
# Sierra Leone
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
@ -542,7 +548,7 @@ Zone Africa/Mbabane 2:04:24 - LMT 1903 Mar
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone Africa/Dar_es_Salaam 2:37:08 - LMT 1931
3:00 - EAT 1948
2:45 - BEAUT 1961
2:44:45 - BEAUT 1961
3:00 - EAT
# Togo
@ -585,7 +591,7 @@ Zone Africa/Tunis 0:40:44 - LMT 1881 May 12
Zone Africa/Kampala 2:09:40 - LMT 1928 Jul
3:00 - EAT 1930
2:30 - BEAT 1948
2:45 - BEAUT 1957
2:44:45 - BEAUT 1957
3:00 - EAT
# Zambia

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@ -1,4 +1,4 @@
# @(#)antarctica 7.21
# @(#)antarctica 7.22
# From Paul Eggert (1999-11-15):
# To keep things manageable, we list only locations occupied year-round; see
@ -39,8 +39,8 @@ Rule ArgAQ 1974 only - Jan 23 0:00 1:00 S
Rule ArgAQ 1974 only - May 1 0:00 0 -
Rule ArgAQ 1974 1976 - Oct Sun<=7 0:00 1:00 S
Rule ArgAQ 1975 1977 - Apr Sun<=7 0:00 0 -
Rule ChileAQ 1969 1997 - Oct Sun>=9 0:00 1:00 S
Rule ChileAQ 1970 1998 - Mar Sun>=9 0:00 0 -
Rule ChileAQ 1966 1997 - Oct Sun>=9 0:00 1:00 S
Rule ChileAQ 1967 1998 - Mar Sun>=9 0:00 0 -
Rule ChileAQ 1998 only - Sep 27 0:00 1:00 S
Rule ChileAQ 1999 only - Apr 4 0:00 0 -
Rule ChileAQ 1999 max - Oct Sun>=9 0:00 1:00 S
@ -92,11 +92,13 @@ Zone Antarctica/Mawson 0 - zzz 1954 Feb 13
# Brazil - year-round base
# Ferraz, King George Island, since 1983/4
# Chile - year-round bases
# Chile - year-round bases and towns
# Escudero, South Shetland Is, -621157-0585735, since 1994
# Frei, King George Is, -6214-05848, since 1969
# Frei, King George Island, -6214-05848, since 1969-03-07
# O'Higgins, Antarctic Peninsula, -6319-05704, since 1948-02
# Prat, -6230-05941
# Villa Las Estrellas (a town), King George Island, since 1984-04-09
# These locations have always used Santiago time; use TZ='America/Santiago'.
# China - year-round bases
# Great Wall, King George Island, since 1985-02-20
@ -219,6 +221,15 @@ Rule NZAQ 1990 max - Mar Sun>=15 2:00s 0 S
# of GMT). This is a time zone I think two hours east of Moscow. The
# natural time zone is in between the two: 8 hours ahead of GMT.''
#
# From Paul Eggert (2001-05-04):
# This seems to be hopelessly confusing, so I asked Lee Hotz about it
# in person. He said that some Antartic locations set their local
# time so that noon is the warmest part of the day, and that this
# changes during the year and does not necessarily correspond to mean
# solar noon. So the Vostok time might have been whatever the clocks
# happened to be during their visit. So we still don't really know what time
# it is at Vostok. But we'll guess UTC+6.
#
Zone Antarctica/Vostok 0 - zzz 1957 Dec 16
6:00 - VOST # Vostok time

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@ -1,4 +1,4 @@
# @(#)asia 7.63
# @(#)asia 7.65
# This data is by no means authoritative; if you think you know better,
# go ahead and edit the file (and please send any changes to
@ -10,7 +10,7 @@
# Thomas G. Shanks, The International Atlas (5th edition),
# San Diego: ACS Publications, Inc. (1999).
#
# Gwillim Law <Gwil_Law@bridge-point.com> writes that a good source
# Gwillim Law writes that a good source
# for recent time zone data is the International Air Transport
# Association's Standard Schedules Information Manual (IATA SSIM),
# published semiannually. Law sent in several helpful summaries
@ -37,8 +37,11 @@
# 4:00 GST Gulf*
# 5:30 IST India
# 7:00 ICT Indochina*
# 7:00 WIT west Indonesia
# 8:00 CIT central Indonesia
# 8:00 CST China
# 9:00 CJT Central Japanese Time (1896/1937)*
# 9:00 EIT east Indonesia
# 9:00 JST Japan
# 9:00 KST Korea
# 9:30 CST (Australian) Central Standard Time
@ -131,9 +134,11 @@ Zone Asia/Thimphu 5:58:36 - LMT 1947 Aug 15 # or Thimbu
6:00 - BTT # Bhutan Time
# British Indian Ocean Territory
# From Whitman:
# Whitman and the 1995 CIA time zone map say 5:00, but the
# 1997 and later maps say 6:00. Assume the switch occurred in 1996.
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone Indian/Chagos 5:00 - IOT # BIOT Time
Zone Indian/Chagos 5:00 - IOT 1996 # BIOT Time
6:00 - IOT
# Brunei
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
@ -205,7 +210,7 @@ Zone Asia/Harbin 8:26:44 - LMT 1928 # or Haerbin
Zone Asia/Shanghai 8:05:52 - LMT 1928
8:00 Shang C%sT 1949
8:00 PRC C%sT
Zone Asia/Chungking 7:06:20 - LMT 1928 # or Chongqing
Zone Asia/Chongqing 7:06:20 - LMT 1928 # or Chungking
7:00 - CHUT 1980 May # Chungking Time
8:00 PRC C%sT
Zone Asia/Urumqi 5:50:20 - LMT 1928 # or Urumchi
@ -258,7 +263,7 @@ Rule Taiwan 1974 1975 - Oct 1 0:00 0 S
Rule Taiwan 1980 only - Jun 30 0:00 1:00 D
Rule Taiwan 1980 only - Sep 30 0:00 0 S
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone Asia/Taipei 8:06:00 - LMT 1896
Zone Asia/Taipei 8:06:00 - LMT 1896 # or Taibei or T'ai-pei
8:00 Taiwan C%sT
# Macao (Macau, Aomen)
@ -357,7 +362,7 @@ Zone Asia/Dili 8:22:20 - LMT 1912
8:00 - TPT 1942 Feb 21 23:00 # E Timor Time
9:00 - JST 1945 Aug
9:00 - TPT 1976 May 3
8:00 - TPT 2000 Sep 17 00:00
8:00 - CIT 2000 Sep 17 00:00
9:00 - TPT
# India
@ -374,27 +379,43 @@ Zone Asia/Calcutta 5:53:28 - LMT 1880
# Nicobar Is
# Indonesia
#
# From Gwillim Law (2001-05-28), overriding Shanks:
# <http://www.sumatera-inc.com/go_to_invest/about_indonesia.asp#standtime>
# says that Indonesia's time zones changed on 1988-01-01. Looking at some
# time zone maps, I think that must refer to Western Borneo (Kalimantan Barat
# and Kalimantan Tengah) switching from UTC+8 to UTC+7.
#
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone Asia/Jakarta 7:07:12 - LMT 1867 Aug 10
# Shanks says the next transition was at 1924 Jan 1 0:13,
# but this must be a typo.
7:07:12 - JMT 1923 Dec 31 23:47:12 # Jakarta
7:20 - JAVT 1932 Nov # Java Time
7:30 - JAVT 1942 Mar 23
7:30 - WIT 1942 Mar 23
9:00 - JST 1945 Aug
7:30 - JAVT 1948 May
8:00 - JAVT 1950 May
7:30 - JAVT 1964
7:00 - JAVT
7:30 - WIT 1948 May
8:00 - WIT 1950 May
7:30 - WIT 1964
7:00 - WIT
Zone Asia/Pontianak 7:17:20 - LMT 1908 May
7:17:20 - PMT 1932 Nov # Pontianak MT
7:30 - WIT 1942 Jan 29
9:00 - JST 1945 Aug
7:30 - WIT 1948 May
8:00 - WIT 1950 May
7:30 - WIT 1964
8:00 - CIT 1988 Jan 1
7:00 - WIT
Zone Asia/Ujung_Pandang 7:57:36 - LMT 1920
7:57:36 - MMT 1932 Nov # Macassar MT
8:00 - BORT 1942 Feb 9 # Borneo Time
8:00 - CIT 1942 Feb 9
9:00 - JST 1945 Aug
8:00 - BORT
8:00 - CIT
Zone Asia/Jayapura 9:22:48 - LMT 1932 Nov
9:00 - JAYT 1944 # Jayapura Time
9:00 - EIT 1944
9:30 - CST 1964
9:00 - JAYT
9:00 - EIT
# Iran
# From Paul Eggert (2000-06-12), following up a suggestion by Rich Wales:
@ -911,9 +932,11 @@ Zone Asia/Beirut 2:22:00 - LMT 1880
# Malaysia
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
Rule NBorneo 1935 1941 - Sep 14 0:00 0:20 TS
Rule NBorneo 1935 1941 - Sep 14 0:00 0:20 TS # one-Third Summer
Rule NBorneo 1935 1941 - Dec 14 0:00 0 -
#
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
# peninsular Malaysia
Zone Asia/Kuala_Lumpur 6:46:48 - LMT 1880
6:55:24 - SMT 1905 Jun # Singapore Mean Time
7:00 - MALT 1933 # Malaya Time
@ -922,6 +945,7 @@ Zone Asia/Kuala_Lumpur 6:46:48 - LMT 1880
7:20 - MALT 1950
7:30 - MALT 1982 May
8:00 - MYT # Malaysia Time
# Sabah & Sarawak
Zone Asia/Kuching 7:21:20 - LMT 1926 Mar
7:30 - BORT 1933 # Borneo Time
8:00 NBorneo BOR%sT 1942
@ -960,38 +984,51 @@ Zone Indian/Maldives 4:54:00 - LMT 1880 # Male
# Suhbaatar, and possibly Khentij.
# From Paul Eggert (1999-12-15):
# For now, we'll comment out the east zone (Choybalsan)
# and use Shanks's and the IATA's data for the daylight-saving rules.
# Naming and spelling is tricky in Mongolia.
# We'll use Hovd (also spelled Chovd and Khovd) to represent the west zone;
# the capital of the Hovd province is sometimes called Hovd, sometimes Dund-Us,
# and sometimes Jirgalanta (with variant spellings), but the name Hovd
# is good enough for our purposes.
# From Rives McDow (2001-05-13):
# In addition to Mongolia starting daylight savings as reported earlier
# (adopted DST on 2001-04-27 02:00 local time, ending 2001-09-28),
# there are three time zones.
#
# Provinces [at 7:00]: Bayan-ulgii, Uvs, Khovd, Zavkhan, Govi-Altai
# Provinces [at 8:00]: Khovsgol, Bulgan, Arkhangai, Khentii, Tov,
# Bayankhongor, Ovorkhangai, Dundgovi, Dornogovi, Omnogovi
# Provinces [at 9:00]: Dornod, Sukhbaatar
#
# [The province of Selenge is omitted from the above lists.]
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
Rule Mongol 1981 1984 - Apr 1 0:00 1:00 S
Rule Mongol 1981 1984 - Oct 1 0:00 0 -
Rule Mongol 1985 1990 - Mar lastSun 2:00 1:00 S
Rule Mongol 1985 1990 - Sep lastSun 3:00 0 -
Rule Mongol 1991 1998 - Mar lastSun 0:00 1:00 S
Rule Mongol 1991 1995 - Sep lastSun 0:00 0 -
# IATA SSIM (1996-09) says 1996-10-25; go with Shanks.
Rule Mongol 1996 only - Oct lastSun 0:00 0 -
Rule Mongol 1997 1998 - Sep lastSun 0:00 0 -
Rule Mongol 1983 1984 - Apr 1 0:00 1:00 S
Rule Mongol 1983 only - Oct 1 0:00 0 -
# IATA SSIM says 1990s switches occurred at 00:00, but Shanks (1995) lists
# them at 02:00s, and McDow says the 2001 switches also occurred at 02:00.
# Also, IATA SSIM (1996-09) says 1996-10-25. Go with Shanks through 1998.
Rule Mongol 1985 1998 - Mar lastSun 2:00s 1:00 S
Rule Mongol 1984 1998 - Sep lastSun 2:00s 0 -
# IATA SSIM (1999-09) says Mongolia no longer observes DST.
Rule Mongol 2001 only - Apr 27 2:00s 1:00 S
Rule Mongol 2001 only - Sep 28 2:00s 0 -
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
# Hovd, a.k.a. Chovd, Dund-Us, Dzhargalant, Khovd, Jirgalanta
Zone Asia/Hovd 6:06:36 - LMT 1905 Aug
6:00 - HOVT 1978 # Hovd Time
7:00 Mongol HOV%sT
# Ulaanbaatar, a.k.a. Ulan Bataar, Ulan Bator, Urga
Zone Asia/Ulaanbaatar 7:07:32 - LMT 1905 Aug
7:00 - ULAT 1978 # Ulaanbaatar Time
8:00 Mongol ULA%sT
# We're not sure about this entry yet, so we'll omit it for now.
#Zone Asia/Choybalsan 7:38:00 - LMT 1905 Aug
# 8:00 - CHOT 1978 # Choybalsan Time
# 9:00 Mongol CHO%sT 19??
# 8:00 Mongol ULA%sT
# Choibalsan, a.k.a. Bajan Tuemen, Bajan Tumen, Chojbalsan,
# Choybalsan, Sanbejse, Tchoibalsan
Zone Asia/Choibalsan 7:38:00 - LMT 1905 Aug
7:00 - ULAT 1978
8:00 - ULAT 1983 Apr
9:00 Mongol CHO%sT # Choibalsan Time
# Nepal
# Zone NAME GMTOFF RULES FORMAT [UNTIL]

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@ -1,4 +1,4 @@
# @(#)australasia 7.64
# @(#)australasia 7.65
# This file also includes Pacific islands.
# Notes are at the end of this file
@ -7,6 +7,8 @@
# Australia
# Please see the notes below for the controversy about "EST" versus "AEST" etc.
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
Rule Aus 1917 only - Jan 1 0:01 1:00 -
Rule Aus 1917 only - Mar 25 2:00 0 -
@ -359,7 +361,7 @@ Zone Pacific/Palau 8:57:56 - LMT 1901 # Koror
# Papua New Guinea
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone Pacific/Port_Moresby 9:48:40 - LMT 1880
9:48:40 - PMMT 1895 # Port Moresby Mean Time
9:48:32 - PMMT 1895 # Port Moresby Mean Time
10:00 - PGT # Papua New Guinea Time
# Pitcairn
@ -399,6 +401,8 @@ Rule Tonga 1999 only - Oct 7 2:00s 1:00 S
Rule Tonga 2000 only - Mar 19 2:00s 0 -
Rule Tonga 2000 only - Nov 4 2:00s 1:00 S
Rule Tonga 2001 only - Jan 27 2:00s 0 -
Rule Tonga 2001 only - Nov 25 2:00s 1:00 S
Rule Tonga 2002 only - Mar 3 2:00s 0 -
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone Pacific/Tongatapu 12:19:20 - LMT 1901
12:20 - TOT 1941 # Tonga Time
@ -473,7 +477,7 @@ Zone Pacific/Wallis 12:15:20 - LMT 1901
# Thomas G. Shanks, The International Atlas (5th edition),
# San Diego: ACS Publications, Inc. (1999).
#
# Gwillim Law <Gwil_Law@bridge-point.com> writes that a good source
# Gwillim Law writes that a good source
# for recent time zone data is the International Air Transport
# Association's Standard Schedules Information Manual (IATA SSIM),
# published semiannually. Law sent in several helpful summaries
@ -535,12 +539,93 @@ Zone Pacific/Wallis 12:15:20 - LMT 1901
# prefixed by the word `Australian' when referring to local times;
# time announcements on that service, naturally enough, are made in UTC.
# From Arthur David Olson (March 8 1992):
# From Arthur David Olson (1992-03-08):
# Given the above, what's chosen for year-round use is:
# CST for any place operating at a GMTOFF of 9:30
# WST for any place operating at a GMTOFF of 8:00
# EST for any place operating at a GMTOFF of 10:00
# From Paul Eggert (2001-04-05), summarizing a long discussion about "EST"
# versus "AEST" etc.:
#
# I see the following points of dispute:
#
# * How important are unique time zone abbreviations?
#
# Here I tend to agree with the point (most recently made by Chris
# Newman) that unique abbreviations should not be essential for proper
# operation of software. We have other instances of ambiguity
# (e.g. "IST" denoting both "Israel Standard Time" and "Indian
# Standard Time"), and they are not likely to go away any time soon.
# In the old days, some software mistakenly relied on unique
# abbreviations, but this is becoming less true with time, and I don't
# think it's that important to cater to such software these days.
#
# On the other hand, there is another motivation for unambiguous
# abbreviations: it cuts down on human confusion. This is
# particularly true for Australia, where "EST" can mean one thing for
# time T and a different thing for time T plus 1 second.
#
# * Does the relevant legislation indicate which abbreviations should be used?
#
# Here I tend to think that things are a mess, just as they are in
# many other countries. We Americans are currently disagreeing about
# which abbreviation to use for the newly legislated Chamorro Standard
# Time, for example.
#
# Personally, I would prefer to use common practice; I would like to
# refer to legislation only for examples of common practice, or as a
# tiebreaker.
#
# * Do Australians more often use "Eastern Daylight Time" or "Eastern
# Summer Time"? Do they typically prefix the time zone names with
# the word "Australian"?
#
# My own impression is that both "Daylight Time" and "Summer Time" are
# common and are widely understood, but that "Summer Time" is more
# popular; and that the leading "A" is also common but is omitted more
# often than not. I just used AltaVista advanced search and got the
# following count of page hits:
#
# 1,103 "Eastern Summer Time" AND domain:au
# 971 "Australian Eastern Summer Time" AND domain:au
# 613 "Eastern Daylight Time" AND domain:au
# 127 "Australian Eastern Daylight Time" AND domain:au
#
# Here "Summer" seems quite a bit more popular than "Daylight",
# particularly when we know the time zone is Australian and not US,
# say. The "Australian" prefix seems to be popular for Eastern Summer
# Time, but unpopular for Eastern Daylight Time.
#
# For abbreviations, tools like AltaVista are less useful because of
# ambiguity. Many hits are not really time zones, unfortunately, and
# many hits denote US time zones and not Australian ones. But here
# are the hit counts anyway:
#
# 161,304 "EST" and domain:au
# 25,156 "EDT" and domain:au
# 18,263 "AEST" and domain:au
# 10,416 "AEDT" and domain:au
#
# 14,538 "CST" and domain:au
# 5,728 "CDT" and domain:au
# 176 "ACST" and domain:au
# 29 "ACDT" and domain:au
#
# 7,539 "WST" and domain:au
# 68 "AWST" and domain:au
#
# This data suggest that Australians tend to omit the "A" prefix in
# practice. The situation for "ST" versus "DT" is less clear, given
# the ambiguities involved.
#
# * How do Australians feel about the abbreviations in the tz database?
#
# If you just count Australians on this list, I count 2 in favor and 3
# against. One of the "against" votes (David Keegel) counseled delay,
# saying that both AEST/AEDT and EST/EST are widely used and
# understood in Australia.
# From Paul Eggert (1995-12-19):
# Shanks reports 2:00 for all autumn changes in Australia and New Zealand.
# Mark Prior <mrp@itd.adelaide.edu.au> writes that his newspaper
@ -756,6 +841,28 @@ Zone Pacific/Wallis 12:15:20 - LMT 1901
# # The state of VICTORIA.. [ Courtesy of Vic. Dept of Premier + Cabinet ]
# # [ Nov 1990 ]
# From Scott Harrington (2001-08-29):
# On KQED's "City Arts and Lectures" program last night I heard an
# interesting story about daylight savings time. Dr. John Heilbron was
# discussing his book "The Sun in the Church: Cathedrals as Solar
# Observatories"[1], and in particular the Shrine of Remembrance[2] located
# in Melbourne, Australia.
#
# Apparently the shrine's main purpose is a beam of sunlight which
# illuminates a special spot on the floor at the 11th hour of the 11th day
# of the 11th month (Remembrance Day) every year in memory of Australia's
# fallen WWI soldiers. And if you go there on Nov. 11, at 11am local time,
# you will indeed see the sunbeam illuminate the special spot at the
# expected time.
#
# However, that is only because of some special mirror contraption that had
# to be employed, since due to daylight savings time, the true solar time of
# the remembrance moment occurs one hour later (or earlier?). Perhaps
# someone with more information on this jury-rig can tell us more.
#
# [1] http://www.hup.harvard.edu/catalog/HEISUN.html
# [2] http://www.shrine.org.au
# New South Wales
# From Arthur David Olson:
@ -1120,6 +1227,12 @@ Zone Pacific/Wallis 12:15:20 - LMT 1901
# From Rives McDow (2000-12-01):
# Tonga is observing DST as of 2000-11-04 and will stop on 2001-01-27.
# From Rives McDow (2001-07-17):
# The Kingdom of Tonga will move to DST at 0200 local time on Sunday,
# November 25, 2001 and revert back to standard time at 0300 local
# time on Sunday, March 3, 2002.
###############################################################################
# The International Date Line

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@ -1,4 +1,4 @@
# @(#)backward 7.20
# @(#)backward 7.21
# This file provides links between current names for time zones
# and their old names. Many names changed in late 1993.
@ -9,8 +9,9 @@ Link America/Indianapolis America/Fort_Wayne
Link America/Indiana/Knox America/Knox_IN
Link America/Rio_Branco America/Porto_Acre
Link America/St_Thomas America/Virgin
Link Asia/Dhaka Asia/Dacca
Link Asia/Ashgabat Asia/Ashkhabad
Link Asia/Chongqing Asia/Chungking
Link Asia/Dhaka Asia/Dacca
Link Asia/Jerusalem Asia/Tel_Aviv
Link Asia/Thimphu Asia/Thimbu
Link Asia/Ulaanbaatar Asia/Ulan_Bator
@ -43,9 +44,9 @@ Link Pacific/Easter Chile/EasterIsland
Link America/Havana Cuba
Link Africa/Cairo Egypt
Link Europe/Dublin Eire
Link Europe/Chisinau Europe/Tiraspol
Link Europe/London GB
Link Europe/London GB-Eire
Link Europe/Chisinau Europe/Tiraspol
Link Etc/GMT+0 GMT+0
Link Etc/GMT-0 GMT-0
Link Etc/GMT0 GMT0
@ -65,9 +66,9 @@ Link America/Denver Navajo
Link Pacific/Auckland NZ
Link Pacific/Chatham NZ-CHAT
Link Pacific/Pago_Pago Pacific/Samoa
Link Asia/Shanghai PRC
Link Europe/Warsaw Poland
Link Europe/Lisbon Portugal
Link Asia/Shanghai PRC
Link Asia/Taipei ROC
Link Asia/Seoul ROK
Link Asia/Singapore Singapore

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@ -1,4 +1,4 @@
# @(#)europe 7.78
# @(#)europe 7.80
# This data is by no means authoritative; if you think you know better,
# go ahead and edit the file (and please send any changes to
@ -9,7 +9,7 @@
# Thomas G. Shanks, The International Atlas (5th edition),
# San Diego: ACS Publications, Inc. (1999).
#
# Gwillim Law <Gwil_Law@bridge-point.com> writes that a good source
# Gwillim Law writes that a good source
# for recent time zone data is the International Air Transport
# Association's Standard Schedules Information Manual (IATA SSIM),
# published semiannually. Law sent in several helpful summaries
@ -41,7 +41,10 @@
# 0:00 GMT BST Greenwich, British Summer
# 0:00 GMT IST Greenwich, Irish Summer
# 0:00 WET WEST Western Europe
# 0:19:32 AMT NST Amsterdam, Netherlands Summer (1835-1937)*
# 0:20 NET NEST Netherlands (1937-1940)*
# 1:00 CET CEST Central Europe
# 1:00:14 SET Swedish (1879-1899)*
# 2:00 EET EEST Eastern Europe
# 3:00 MSK MSD Moscow
#
@ -203,7 +206,7 @@
# (Lords Hansard 11 June 1997 columns 964 to 976)
# </a>.
# From Paul Eggert (2000-02-17):
# From Paul Eggert (2001-07-18):
#
# For lack of other data, we'll follow Shanks for Eire in 1940-1948.
#
@ -231,6 +234,12 @@
#
#
# Whitman says Dublin Mean Time was -0:25:21, which is more precise than Shanks.
# Perhaps this was Dunsink Observatory Time, as Dunsink Observatory
# (8 km NW of Dublin's center) seemingly was to Dublin as Greenwich was
# to London. For example:
#
# "Timeball on the ballast office is down. Dunsink time."
# -- James Joyce, Ulysses
# From Paul Eggert (1999-03-28):
# Clive Feather (<news:859845706.26043.0@office.demon.net>, 1997-03-31)
@ -371,14 +380,14 @@ Zone Europe/London -0:01:15 - LMT 1847 Dec 1
0:00 GB-Eire %s 1996
0:00 EU GMT/BST
Zone Europe/Belfast -0:23:40 - LMT 1880 Aug 2
-0:25:21 - DMT 1916 May 21 2:00 # Dublin MT
-0:25:21 - DMT 1916 May 21 2:00 # Dublin/Dunsink MT
-0:25:21 1:00 IST 1916 Oct 1 2:00s # Irish Summer Time
0:00 GB-Eire %s 1968 Oct 27
1:00 - BST 1971 Oct 31 2:00u
0:00 GB-Eire %s 1996
0:00 EU GMT/BST
Zone Europe/Dublin -0:25:21 - LMT 1880 Aug 2
-0:25:21 - DMT 1916 May 21 2:00 # Dublin MT
Zone Europe/Dublin -0:25:00 - LMT 1880 Aug 2
-0:25:21 - DMT 1916 May 21 2:00
-0:25:21 1:00 IST 1916 Oct 1 2:00s
0:00 GB-Eire %s 1921 Dec 6 # independence
0:00 GB-Eire GMT/IST 1940 Feb 25 2:00
@ -725,12 +734,36 @@ Zone Atlantic/Faeroe -0:27:04 - LMT 1908 Jan 11 # Torshavn
# used C-Eur rules after 1980, but IATA SSIM (1991/1996) says they use EU
# rules since at least 1991. Assume EU rules since 1980.
# From Gwillin Law (2001-06-06), citing
# <http://www.statkart.no/efs/efshefter/2001/efs5-2001.pdf> (2001-03-15),
# and with translations corrected by Steffen Thorsen:
#
# Greenland has four local times, and the relation to UTC
# is according to the following time line:
#
# The military zone near Thule UTC-4
# Standard Greenland time UTC-3
# Scoresbysund UTC-1
# Danmarkshavn UTC
#
# In the military area near Thule and in Danmarkshavn DST will not be
# introduced.
# From Paul Eggert (2001-09-29):
# The 1997 CIA map shows Danmarkshavn on GMT; the 1995 map as like Godthab.
# For lack of better info, assume they were like Godthab before 1996.
# The 2000 IATA shows Thule as observing DST, so assume they stopped in 2001.
#
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
Rule Thule 1993 max - Apr Sun>=1 2:00 1:00 D
Rule Thule 1993 max - Oct lastSun 2:00 0 S
Rule Thule 1993 2000 - Apr Sun>=1 2:00 1:00 D
Rule Thule 1993 2000 - Oct lastSun 2:00 0 S
#
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone America/Danmarkshavn -1:14:40 - LMT 1916 Jul 28
-3:00 - WGT 1980 Apr 6 2:00
-3:00 EU WG%sT 1996
0:00 - GMT
Zone America/Scoresbysund -1:29:00 - LMT 1916 Jul 28 # Ittoqqortoormiit
-2:00 - CGT 1980 Apr 6 2:00
-2:00 C-Eur CG%sT 1981 Mar 29
@ -1078,7 +1111,7 @@ Zone Atlantic/Reykjavik -1:27:24 - LMT 1837
#
# From Paul Eggert (2001-03-06):
# Sicily and Sardinia each had their own time zones from 1866 to 1893,
# called ``Palermo Time'' (+0053) and ``Cagliari Time'' (+0038).
# called Palermo Time (+00:53:28) and Cagliari Time (+00:36:32).
# During World War II, German-controlled Italy used German time.
# But these events all occurred before the 1970 cutoff,
# so record only the time in Rome.
@ -1371,22 +1404,59 @@ Zone Europe/Monaco 0:29:32 - LMT 1891 Mar 15
1:00 EU CE%sT
# Netherlands
# Howse writes that the Netherlands' railways used GMT between 1892 and 1940,
# but for other purposes the Netherlands used Amsterdam mean time.
# The data before 1945 is taken from
# However, Robert H. van Gent writes (2001-04-01):
# Howse's statement is only correct up to 1909. From 1909-05-01 (00:00:00
# Amsterdam mean time) onwards, the whole of the Netherlands (including
# the Dutch railways) was required by law to observe Amsterdam mean time
# (19 minutes 32.13 seconds ahead of GMT). This had already been the
# common practice (except for the railways) for many decades but it was
# not until 1909 when the Dutch government finally defined this by law.
# On 1937-07-01 this was changed to 20 minutes (exactly) ahead of GMT and
# was generally known as Dutch Time ("Nederlandse Tijd").
#
# (2001-04-08):
# 1892-05-01 was the date when the Dutch railways were by law required to
# observe GMT while the remainder of the Netherlands adhered to the common
# practice of following Amsterdam mean time.
#
# (2001-04-09):
# In 1835 the authorities of the province of North Holland requested the
# municipal authorities of the towns and cities in the province to observe
# Amsterdam mean time but I do not know in how many cases this request was
# actually followed.
#
# From 1852 onwards the Dutch telegraph offices were by law required to
# observe Amsterdam mean time. As the time signals from the observatory of
# Leiden were also distributed by the telegraph system, I assume that most
# places linked up with the telegraph (and railway) system automatically
# adopted Amsterdam mean time.
#
# Although the early Dutch railway companies initially observed a variety
# of times, most of them had adopted Amsterdam mean time by 1858 but it
# was not until 1866 when they were all required by law to observe
# Amsterdam mean time.
# The data before 1945 are taken from
# <http://www.phys.uu.nl/~vgent/wettijd/wettijd.htm>.
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
Rule Neth 1916 only - May 1 0:00 1:00 NST # Netherlands Summer Time
Rule Neth 1916 only - Oct 1 0:00 0 AMT # Amsterdam Mean Time
Rule Neth 1917 only - Apr 16 2:00s 1:00 NST
Rule Neth 1917 only - Sep 17 2:00s 0 AMT
Rule Neth 1918 1921 - Apr Mon>=1 2:00s 1:00 NST
Rule Neth 1918 1921 - Sep lastSun 2:00s 0 AMT
Rule Neth 1918 1921 - Sep lastMon 2:00s 0 AMT
Rule Neth 1922 only - Mar lastSun 2:00s 1:00 NST
Rule Neth 1922 1936 - Oct Sun>=2 2:00s 0 AMT
Rule Neth 1923 only - Jun Fri>=1 2:00s 1:00 NST
Rule Neth 1924 only - Mar lastSun 2:00s 1:00 NST
Rule Neth 1925 only - Jun Fri>=1 2:00s 1:00 NST
# From 1926 through 1939 DST began 05-15, except that it was delayed by a week
# in years when 05-15 fell in the Pentecost weekend.
Rule Neth 1926 1931 - May 15 2:00s 1:00 NST
Rule Neth 1932 only - May 22 2:00s 1:00 NST
Rule Neth 1933 1936 - May 15 2:00s 1:00 NST
@ -1396,10 +1466,13 @@ Rule Neth 1937 1939 - Oct Sun>=2 2:00s 0 -
Rule Neth 1938 1939 - May 15 2:00s 1:00 S
Rule Neth 1945 only - Apr 2 2:00s 1:00 S
Rule Neth 1945 only - Sep 16 2:00s 0 -
#
# Amsterdam Mean Time was +00:19:32.13 exactly, but the .13 is omitted
# below because the current format requires GMTOFF to be an integer.
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone Europe/Amsterdam 0:19:28 - LMT 1892 May
0:19:28 Neth %s 1937 Jul
0:20 Neth NE%sT 1940 May 17 0:00
Zone Europe/Amsterdam 0:19:32 - LMT 1835
0:19:32 Neth %s 1937 Jul 1
0:20 Neth NE%sT 1940 May 16 0:00 # Dutch Time
1:00 C-Eur CE%sT 1945 Apr 2 2:00
1:00 Neth CE%sT 1977
1:00 EU CE%sT
@ -1417,17 +1490,62 @@ Rule Norway 1959 1964 - Mar Sun>=15 2:00s 1:00 S
Rule Norway 1959 1965 - Sep Sun>=15 2:00s 0 -
Rule Norway 1965 only - Apr 25 2:00s 1:00 S
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone Europe/Oslo 0:43:00 - LMT 1895
Zone Europe/Oslo 0:43:00 - LMT 1895 Jan 1
1:00 Norway CE%sT 1940 Aug 10 23:00
1:00 C-Eur CE%sT 1945 Apr 2 2:00
1:00 Norway CE%sT 1980
1:00 EU CE%sT
# 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 "inhabitated" 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 (2001-05-01):
#
# Actually, Jan Mayen was never occupied by Germany during World War II,
# so it must have diverged from Oslo time during the war, as Olso was
# keeping Berlin time.
#
# <http://home.no.net/janmayen/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 ttacks from Germans. In 1943 the Americans established a
# radiolocating station on the island, called "Atlantic City". Possibly
# the UTC 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.utpress.utoronto.ca/publishing/rights/dege_warnorthof80.htm>
# 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. Unless we can
# come up with more definitive info about the timekeeping during the
# war years it's probably best just do do the following for now:
Link Europe/Oslo Arctic/Longyearbyen
# From Whitman:
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone Atlantic/Jan_Mayen -1:00 - EGT
Link Europe/Oslo Atlantic/Jan_Mayen
# Poland
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
@ -1571,14 +1689,14 @@ Zone Europe/Lisbon -0:36:32 - LMT 1884
1:00 EU CE%sT 1996 Mar 31 1:00u
0:00 EU WE%sT
Zone Atlantic/Azores -1:42:40 - LMT 1884 # Ponta Delgada
-1:55 - HMT 1911 May 24 # Horta Mean Time
-1:54:32 - HMT 1911 May 24 # Horta Mean Time
-2:00 Port AZO%sT 1966 Apr 3 2:00 # Azores Time
-1:00 Port AZO%sT 1983 Sep 25 1:00s
-1:00 W-Eur AZO%sT 1992 Sep 27 1:00s
0:00 EU WE%sT 1993 Mar 28 1:00u
-1:00 EU AZO%sT
Zone Atlantic/Madeira -1:07:36 - LMT 1884 # Funchal
-1:08 - FMT 1911 May 24 # Funchal Mean Time
-1:07:36 - FMT 1911 May 24 # Funchal Mean Time
-1:00 Port MAD%sT 1966 Apr 3 2:00 # Madeira Time
0:00 Port WE%sT 1983 Sep 25 1:00s
0:00 EU WE%sT
@ -1619,6 +1737,12 @@ Zone Europe/Bucharest 1:44:24 - LMT 1891 Oct
# are from Andrey A. Chernov. The rest is from Shanks, except we follow
# Chernov's report that 1992 DST transitions were Sat 23:00, not Sun 02:00s.
#
# From Stanislaw A. Kuzikowski <S.A.Kuz@iae.nsk.su> (1994-06-29):
# But now it is some months since Novosibirsk is 3 hours ahead of Moscow!
# I do not know why they have decided to make this change;
# as far as I remember it was done exactly during winter->summer switching
# so we (Novosibirsk) simply did not switch.
#
# From Andrey A. Chernov <ache@nagual.ru> (1996-10-04):
# `MSK' and `MSD' were born and used initially on Moscow computers with
# Unix-like OSes by several developer groups (e.g. Demos group, Kiae group)....
@ -1637,12 +1761,44 @@ Zone Europe/Bucharest 1:44:24 - LMT 1891 Oct
# the rest of Russia for two weeks--even soldiers stationed here began
# enforcing curfew at the wrong time.
#
# From Gwillim Law (2001-06-05):
# There's considerable evidence that Sakhalin Island used to be in
# UTC+11, and has changed to UTC+10, in this decade. I start with the
# SSIM, which listed Yuzhno-Sakhalinsk in zone RU10 along with Magadan
# until February 1997, and then in RU9 with Khabarovsk and Vladivostok
# since September 1997.... Although the Kuril Islands are
# administratively part of Sakhalin oblast', they appear to have
# remained on UTC+11 along with Magadan.
#
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone Europe/Kaliningrad 1:22:00 - LMT 1893 Apr
#
# Kaliningradskaya oblast'.
Zone Europe/Kaliningrad 1:22:00 - LMT 1893 Apr
1:00 C-Eur CE%sT 1945
2:00 Poland CE%sT 1946
3:00 Russia MSK/MSD 1991 Mar 31 2:00s
2:00 Russia EE%sT
#
# From Oscar van Vlijmen (2001-08-25): [This region consists of]
# Respublika Adygeya, Arkhangel'skaya oblast', Astrakhanskaya oblast',
# Belgorodskaya oblast', Bryanskaya oblast', Vladimirskaya oblast',
# Volgogradskaya oblast', Vologodskaya oblast', Voronezhskaya oblast',
# Respublika Dagestan, Ivanovskaya oblast', Respublika Ingushetiya,
# Kabarbino-Balkarskaya Respublika, Respublika Kalmykiya,
# Kalyzhskaya oblast', Respublika Karachaevo-Cherkessiya,
# Respublika Kareliya, Kirovskaya oblast', Respublika Komi,
# Kostromskaya oblast', Krasnodarskij kraj, Kurskaya oblast',
# Leningradskaya oblast', Lipetskaya oblast', Respublika Marij El,
# Respublika Mordoviya, Moskva, Moskovskaya oblast',
# Murmanskaya oblast', Nenetskij avtonomnyj okrug,
# Nizhegorodskaya oblast', Novgorodskaya oblast', Orlovskaya oblast',
# Penzenskaya oblast', Pskovskaya oblast', Rostovskaya oblast',
# Ryazanskaya oblast', Sankt-Peterburg, Saratovskaya oblast',
# Respublika Severnaya Osetiya, Smolenskaya oblast',
# Stavropol'skij kraj, Tambovskaya oblast', Respublika Tatarstan,
# Tverskaya oblast', Tyl'skaya oblast', Ul'yanovskaya oblast',
# Chechenskaya Respublika, Chuvashskaya oblast',
# Yaroslavskaya oblast'
Zone Europe/Moscow 2:30:20 - LMT 1880
2:30 - MMT 1916 Jul 3 # Moscow Mean Time
2:30:48 Russia %s 1919 Jul 1 2:00
@ -1651,6 +1807,9 @@ Zone Europe/Moscow 2:30:20 - LMT 1880
3:00 Russia MSK/MSD 1991 Mar 31 2:00s
2:00 Russia EE%sT 1992 Jan 19 2:00s
3:00 Russia MSK/MSD
#
# From Oscar van Vlijmen (2001-08-25): [This region consists of]
# Samarskaya oblast', Udmyrtskaya respublika
Zone Europe/Samara 3:20:36 - LMT 1919 Jul 1 2:00
3:00 - KUYT 1930 Jun 21 # Kuybyshev
4:00 Russia KUY%sT 1989 Mar 26 2:00s
@ -1658,59 +1817,115 @@ Zone Europe/Samara 3:20:36 - LMT 1919 Jul 1 2:00
2:00 Russia KUY%sT 1991 Sep 29 2:00s
3:00 - KUYT 1991 Oct 20 3:00
4:00 Russia SAM%sT # Samara Time
#
# From Oscar van Vlijmen (2001-08-25): [This region consists of]
# Respublika Bashkortostan, Komi-Permyatskij avtonomnyj okrug,
# Kurganskaya oblast', Orenburgskaya oblast', Permskaya oblast',
# Sverdlovskaya oblast', Tyumenskaya oblast',
# Khanty-Manskijskij avtonomnyj okrug, Chelyabinskaya oblast',
# Yamalo-Nenetskij avtonomnyj okrug.
Zone Asia/Yekaterinburg 4:02:24 - LMT 1919 Jul 15 4:00
4:00 - SVET 1930 Jun 21 # Sverdlovsk Time
5:00 Russia SVE%sT 1991 Mar 31 2:00s
4:00 Russia SVE%sT 1992 Jan 19 2:00s
5:00 Russia YEK%sT # Yekaterinburg Time
#
# From Oscar van Vlijmen (2001-08-25): [This region consists of]
# Respublika Altaj, Altajskij kraj, Omskaya oblast'.
Zone Asia/Omsk 4:53:36 - LMT 1919 Nov 14
5:00 - OMST 1930 Jun 21 # Omsk TIme
6:00 Russia OMS%sT 1991 Mar 31 2:00s
5:00 Russia OMS%sT 1992 Jan 19 2:00s
6:00 Russia OMS%sT
# From Stanislaw A. Kuzikowski <S.A.Kuz@iae.nsk.su> (1994-06-29):
# But now it is some months since Novosibirsk is 3 hours ahead of Moscow!
# I do not know why they have decided to make this change;
# as far as I remember it was done exactly during winter->summer switching
# so we (Novosibirsk) simply did not switch.
#
# Novosibirskaya oblast'.
Zone Asia/Novosibirsk 5:31:40 - LMT 1919 Dec 14 6:00
6:00 - NOVT 1930 Jun 21 # Novosibirsk Time
7:00 Russia NOV%sT 1991 Mar 31 2:00s
6:00 Russia NOV%sT 1992 Jan 19 2:00s
7:00 Russia NOV%sT 1993 May 23 # says Shanks
6:00 Russia NOV%sT
#
# From Oscar van Vlijmen (2001-08-25): [This region consists of]
# Kemerovskaya oblast', Krasnoyarskij kraj,
# Tajmyrskij (Dolgano-Nenetskij) avtonomnyj okrug, Tomskaya oblast',
# Respublika Tuva, Respublika Khakasiya, Evenkijskij avtonomnyj okrug.
Zone Asia/Krasnoyarsk 6:11:20 - LMT 1920 Jan 6
6:00 - KRAT 1930 Jun 21 # Krasnoyarsk Time
7:00 Russia KRA%sT 1991 Mar 31 2:00s
6:00 Russia KRA%sT 1992 Jan 19 2:00s
7:00 Russia KRA%sT
#
# From Oscar van Vlijmen (2001-08-25): [This region consists of]
# Respublika Buryatiya, Irkutskaya oblast',
# Ust'-Ordynskij Buryatskij avtonomnyj okrug.
Zone Asia/Irkutsk 6:57:20 - LMT 1880
6:57:20 - IMT 1920 Jan 25 # Irkutsk Mean Time
7:00 - IRKT 1930 Jun 21 # Irkutsk Time
8:00 Russia IRK%sT 1991 Mar 31 2:00s
7:00 Russia IRK%sT 1992 Jan 19 2:00s
8:00 Russia IRK%sT
#
# From Oscar van Vlijmen (2001-08-25): [This region consists of]
# Aginskij Buryatskij avtonomnyj okrug, Amurskaya oblast',
# [parts of] Respublika Sakha (Yakutiya), Chitinskaya oblast'.
#
# From Alan Pritchard (2001-08-24): [The Sakha districts are:]
# Aldansky, Amginsky, Anabarsky, Bulunsky, Churapchinsky,
# Eveno-Bytantaisky, Gorny, Khangalassky, Kobyaisky, Lensky,
# Megino-Kangalassky, Mirninsky, Namsky, Nyurbinsky, Olenyoksky,
# Olyokminsky, Srednekolymsky, Suntarsky, Tattinsky, Ust-Aldansky,
# Verkhnekolymsky, Verkhnevilyuisky, Vilyuisky, Zhigansky.
Zone Asia/Yakutsk 8:38:40 - LMT 1919 Dec 15
8:00 - YAKT 1930 Jun 21 # Yakutsk Time
9:00 Russia YAK%sT 1991 Mar 31 2:00s
8:00 Russia YAK%sT 1992 Jan 19 2:00s
9:00 Russia YAK%sT
#
# From Oscar van Vlijmen (2001-08-25): [This region consists of]
# Evrejskaya avtonomnaya oblast', Khabarovskij kraj, Primorskij kraj,
# [parts of] Respublika Sakha (Yakutiya).
#
# From Alan Pritchard (2001-08-24): [The Sakha districts are:]
# Tomponsky, Ust-Maisky, Ust-Yansky, Verkhoyansky.
Zone Asia/Vladivostok 8:47:44 - LMT 1922 Nov 15
9:00 - VLAT 1930 Jun 21 # Vladivostok Time
10:00 Russia VLA%sT 1991 Mar 31 2:00s
9:00 Russia VLA%sST 1992 Jan 19 2:00s
10:00 Russia VLA%sT
#
# Sakhalinskaya oblast'.
# The Zone name should be Yuzhno-Sakhalinsk, but that's too long.
Zone Asia/Sakhalin 9:30:48 - LMT 1905 Aug 23
9:00 - CJT 1938
9:00 - JST 1945 Aug 25
11:00 Russia SAK%sT 1991 Mar 31 2:00s # Sakhalin T.
10:00 Russia SAK%sT 1992 Jan 19 2:00s
11:00 Russia SAK%sT 1997 Mar lastSun 2:00s
10:00 Russia SAK%sT
#
# From Oscar van Vlijmen (2001-08-25): [This region consists of]
# Magadanskaya oblast', Respublika Sakha (Yakutiya).
#
# From Alan Pritchard (2001-08-24): [The Sakha districts are:]
# Abyisky, Allaikhovsky, Momsky, Nizhnekolymsky, Oimyakonsky.
Zone Asia/Magadan 10:03:12 - LMT 1924 May 2
10:00 - MAGT 1930 Jun 21 # Magadan Time
11:00 Russia MAG%sT 1991 Mar 31 2:00s
10:00 Russia MAG%sT 1992 Jan 19 2:00s
11:00 Russia MAG%sT
# This name should be Asia/Petropavlovsk-Kamchatski, but that's too long.
#
# From Oscar van Vlijmen (2001-08-25): [This region consists of]
# Kamchatskaya oblast', Koryakskij avtonomnyj okrug.
#
# The Zone name should be Asia/Petropavlovsk-Kamchatski, but that's too long.
Zone Asia/Kamchatka 10:34:36 - LMT 1922 Nov 10
11:00 - PETT 1930 Jun 21 # P-K Time
12:00 Russia PET%sT 1991 Mar 31 2:00s
11:00 Russia PET%sT 1992 Jan 19 2:00s
12:00 Russia PET%sT
#
# Chukotskij avtonomnyj okrug
Zone Asia/Anadyr 11:49:56 - LMT 1924 May 2
12:00 - ANAT 1930 Jun 21 # Anadyr Time
13:00 Russia ANA%sT 1982 Apr 1 0:00s
@ -1795,11 +2010,56 @@ Zone Atlantic/Canary -1:01:36 - LMT 1922 Mar # Las Palmas de Gran C.
# Ignore this for now, as the Canaries are part of the EU.
# Sweden
# From Ivan Nilsson (2001-04-13), superseding Shanks:
#
# The law "Svensk forfattningssamling 1878, no 14" about standard time in 1879:
# From the beginning of 1879 (that is 01-01 00:00) the time for all
# places in the country is "the mean solar time for the meridian at
# three degrees, or twelve minutes of time, to the west of the
# meridian of the Observatory of Stockholm". The law is dated 1878-05-31.
#
# The observatory at that time had the meridian 18 degrees 03' 30"
# eastern longitude = 01:12:14 in time. Less 12 minutes gives the
# national standard time as 01:00:14 ahead of GMT....
#
# About the beginning of CET in Sweden. The lawtext ("Svensk
# forfattningssamling 1899, no 44") states, that "from the beginning
# of 1900... ... the same as the mean solar time for the meridian at
# the distance of one hour of time from the meridian of the English
# observatory at Greenwich, or at 12 minutes 14 seconds to the west
# from the meridian of the Observatory of Stockholm". The law is dated
# 1899-06-16. In short: At 1900-01-01 00:00:00 the new standard time
# in Sweden is 01:00:00 ahead of GMT.
#
# 1916: The lawtext ("Svensk forfattningssamling 1916, no 124") states
# that "1916-05-15 is considered to begin one hour earlier". It is
# pretty obvious that at 05-14 23:00 the clocks are set to 05-15 00:00....
# Further the law says, that "1916-09-30 is considered to end one hour later".
#
# The laws regulating [DST] are available on the site of the Swedish
# Parliament beginning with 1985 - the laws regulating 1980/1984 are
# not available on the site (to my knowledge they are only available
# in Swedish): <http://www.riksdagen.se/english/work/sfst.asp> (type
# "sommartid" without the quotes in the field "Fritext" and then click
# the Sok-button).
#
# (2001-05-13):
#
# I have now found a newspaper stating that at 1916-10-01 01:00
# summertime the church-clocks etc were set back one hour to show
# 1916-10-01 00:00 standard time. The article also reports that some
# people thought the switch to standard time would take place already
# at 1916-10-01 00:00 summer time, but they had to wait for another
# hour before the event took place.
#
# Source: The newspaper "Dagens Nyheter", 1916-10-01, page 7 upper left.
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone Europe/Stockholm 1:12:12 - LMT 1878 May 31
1:12:12 - SMT 1900 Jan 1 1:00 # Stockholm MT
1:00 - CET 1916 Apr 14 23:00s
1:00 1:00 CEST 1916 Sep 30 23:00s
Zone Europe/Stockholm 1:12:12 - LMT 1879 Jan 1
1:00:14 - SET 1900 Jan 1 # Swedish Time
1:00 - CET 1916 May 14 23:00
1:00 1:00 CEST 1916 Oct 1 01:00
1:00 - CET 1980
1:00 EU CE%sT

View File

@ -1,4 +1,4 @@
# @(#)leapseconds 7.13
# @(#)leapseconds 7.14
# Allowance for leapseconds added to each timezone file.
@ -43,8 +43,9 @@ Leap 1994 Jun 30 23:59:60 + S
Leap 1995 Dec 31 23:59:60 + S
Leap 1997 Jun 30 23:59:60 + S
Leap 1998 Dec 31 23:59:60 + S
# INTERNATIONAL EARTH ROTATION SERVICE (IERS)
# SERVICE INTERNATIONAL DE LA ROTATION TERRESTRE
# INTERNATIONAL EARTH ROTATION SERVICE (IERS)
# SERVICE INTERNATIONAL DE LA ROTATION TERRESTRE
#
# SERVICE DE LA ROTATION TERRESTRE
# OBSERVATOIRE DE PARIS
@ -53,12 +54,26 @@ Leap 1998 Dec 31 23:59:60 + S
# FAX : 33 (0) 1 40 51 22 91
# Internet : iers@obspm.fr
#
# Paris, 11 January 2001
# Paris, 25 June 2001
#
# Bulletin C 21
# Bulletin C 22
#
# To authorities responsible for the measurement and distribution of time
# To authorities responsible
# for the measurement and
# distribution of time
#
# INFORMATION ON UTC - TAI
# INFORMATION ON UTC - TAI
#
# NO positive leap second will be introduced at the end of June 2001.
# NO positive leap second will be introduced at the end of December 2001.
# The difference between UTC and the International Atomic Time TAI is :
#
# from 1999 January 1, 0h UTC, until further notice : UTC-TAI = -32 s
#
# Leap seconds can be introduced in UTC at the end of the months of December
# or June, depending on the evolution of UT1-TAI. Bulletin C is mailed every
# six months, either to announce a time step in UTC, or to confirm that there
# will be no time step at the next possible date.
#
# Daniel GAMBIS
# Director
# Earth Orientation Center of IERS

View File

@ -1,4 +1,4 @@
# @(#)northamerica 7.58
# @(#)northamerica 7.60
# also includes Central America and the Caribbean
# This data is by no means authoritative; if you think you know better,
@ -81,12 +81,12 @@
# From Joseph Gallant <notquite@hotmail.com>, citing
# George H. Douglas, _The Early Days of Radio Broadcasting_ (1987):
# At 7 P.M. (Eastern War Time) [on 1945-08-14], the networks were set
# to switch to London for Atlee's address, but the American people
# to switch to London for Attlee's address, but the American people
# never got to hear his speech live. According to one press account,
# CBS' Bob Trout was first to announce the word of Japan's surrender,
# but a few seconds later, NBC, ABC and Mutual also flashed the word
# of surrender, all of whom interrupting the bells of Big Ben in
# London which were to precede Mr. Atlee's speech.
# London which were to precede Mr. Attlee's speech.
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
Rule US 1918 1919 - Mar lastSun 2:00 1:00 D
@ -185,15 +185,8 @@ Rule US 1987 max - Apr Sun>=1 2:00 1:00 D
# "Chamorro Standard Time" for time in Guam and the Northern Marianas.
# See the file "australasia".
# From Ryan Alessi of the Thousand Oaks Star (2001-02-15) via Rives McDow:
# Brad Sherman, D-Sherman Oaks, introduced a bill in Congress on
# Wednesday that could have California operating on Denver time as
# early as this summer.... The options include keeping
# daylight-saving time all year long, or setting clocks back two hours
# -- instead of just one -- during the existing daylight-saving time.
# US Eastern time, represented by New York
# US eastern time, represented by New York
# Connecticut, Delaware, District of Columbia, most of Florida,
# Georgia, far southeastern Indiana, eastern Kentucky, Maine,
@ -215,7 +208,7 @@ Zone America/New_York -4:56:02 - LMT 1883 Nov 18 12:00
-5:00 NYC E%sT 1967
-5:00 US E%sT
# US Central time, represented by Chicago
# US central time, represented by Chicago
# Alabama, Arkansas, Florida panhandle, Illinois, western Indiana
# corners, Iowa, most of Kansas, western Kentucky, Louisiana,
@ -239,11 +232,16 @@ Zone America/Chicago -5:50:36 - LMT 1883 Nov 18 12:00
-6:00 US C%sT 1946
-6:00 Chicago C%sT 1967
-6:00 US C%sT
# Oliver County, ND switched from mountain to central time on 1992-10-25.
Zone America/North_Dakota/Center -6:45:12 - LMT 1883 Nov 18 12:00
-7:00 US M%sT 1992 Oct 25 02:00
-6:00 US C%sT
# US Mountain time, represented by Denver
# US mountain time, represented by Denver
#
# Colorado, southern Idaho, far western Kansas, Montana, western
# Nebraska, New Mexico, southwestern North Dakota, far eastern Oregon,
# Nebraska, Nevada border (Jackpot, Owyhee, and Mountain City),
# New Mexico, southwestern North Dakota, far eastern Oregon,
# western South Dakota, far western Texas (El Paso County, Hudspeth County,
# and Pine Springs and Nickel Creek in Culberson County), Utah, Wyoming
#
@ -263,7 +261,7 @@ Zone America/Denver -6:59:56 - LMT 1883 Nov 18 12:00
# US Pacific time, represented by Los Angeles
#
# California, northern Idaho, Nevada, most of Oregon, and Washington
# California, northern Idaho, most of Nevada, most of Oregon, and Washington
#
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER
Rule CA 1948 only - Mar 14 2:00 1:00 D
@ -280,7 +278,7 @@ Zone America/Los_Angeles -7:52:58 - LMT 1883 Nov 18 12:00
# Alaska
# AK%sT is the modern abbreviation for -9:00 per USNO.
#
# From Paul Eggert (2001-04-01):
# From Paul Eggert (2001-05-30):
# Howse writes that Alaska switched from the Julian to the Gregorian calendar,
# and from east-of-GMT to west-of-GMT days, when the US bought it from Russia.
# This was on 1867-10-18, a Friday; the previous day was 1867-10-06 Julian,
@ -288,6 +286,13 @@ Zone America/Los_Angeles -7:52:58 - LMT 1883 Nov 18 12:00
# ignoring the switch from Julian to Gregorian, since we can't represent
# the Julian calendar.
#
# As far as we know, none of the exact locations mentioned below were
# permanently inhabited in 1867 by anyone using either calendar.
# (Yakutat was colonized by the Russians in 1799, but the settlement
# was destroyed in 1805 by a Yakutat-kon war party.) However, there
# were nearby inhabitants in some cases and for our purposes perhaps
# it's best to simply use the official transition.
#
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone America/Juneau 15:02:19 - LMT 1867 Oct 18
-8:57:41 - LMT 1900 Aug 20 12:00
@ -407,7 +412,7 @@ Zone America/Boise -7:44:49 - LMT 1883 Nov 18 12:00
# Pam Belluck reported in the New York Times (2001-01-31) that the
# Indiana Legislature is considering a bill to adopt DST statewide.
# Her article mentioned Vevay, whose post office observes a different
# time zone than Danner's Hardware across the street.
# time zone from Danner's Hardware across the street.
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER
Rule Indianapolis 1941 only - Jun 22 2:00 1:00 D
@ -511,6 +516,13 @@ Link America/Louisville America/Kentucky/Louisville
# Wayne County (central Kentucky) is switching from Central (-0600) to Eastern
# (-0500) time. They won't "fall back" this year. See Sara Shipley,
# The difference an hour makes, Nando Times (2000-08-29 15:33 -0400).
#
# From Paul Eggert (2001-07-16):
# The final rule was published in the
# <a href="http://frwebgate.access.gpo.gov/cgi-bin/getdoc.cgi?dbname=2000_register&docid=fr17au00-22">
# Federal Register 65, 160 (2000-08-17), page 50154-50158.
# </a>
#
Zone America/Kentucky/Monticello -5:39:24 - LMT 1883 Nov 18 12:00
-6:00 US C%sT 1946
-6:00 - CST 1968
@ -526,13 +538,20 @@ Zone America/Kentucky/Monticello -5:39:24 - LMT 1883 Nov 18 12:00
# Oliver County, ND (from MST to CST) ... 1992-10
# West Wendover, NV (from PST TO MST) ... 1999-10
# Wayne County, KY (from CST to EST) ... 2000-10
# There is another change in the offing; Mercer County, ND is looking
# to change from MT to CT. It is possible that two other ND counties
# (Sioux and Morton) will look to change also. If made, the earliest
# a change would be effective is October 2001.
#
# From Paul Eggert (2000-10-02):
# FIXME: I haven't yet had time to incorporate all the above changes.
# From Paul Eggert (2001-07-17):
# We don't know where the line used to be within Kearny County, KS,
# so omit that change for now.
# See America/Indiana/Knox for the Starke County, IN change.
# See America/North_Dakota/Center for the Oliver County, ND change.
# West Wendover, NV officially switched from Pacific to mountain time on
# 1999-10-31. See the
# <a href="http://frwebgate.access.gpo.gov/cgi-bin/getdoc.cgi?dbname=1999_register&docid=fr21oc99-15">
# Federal Register 64, 203 (1999-10-21), page 56705-56707.
# </a>
# However, the Federal Register says that West Wendover already operated
# on mountain time, and the rule merely made this official;
# hence a separate tz entry is not needed.
# Michigan
#
@ -589,10 +608,11 @@ Zone America/Menominee -5:50:27 - LMT 1885 Sep 18 12:00
-6:00 US C%sT
# Navassa
# administered by the US Fish and Wildlife Service
# claimed by US under the provisions of the 1856 Guano Islands Act
# also claimed by Haiti
# occupied 1857/1900 by the Navassa Phosphate Co
# US lighthouse 1917/1997-01
# US lighthouse 1917/1996-09
# currently uninhabited
# see Mark Fineman, ``An Isle Rich in Guano and Discord'',
# _Los Angeles Times_ (1998-11-10), A1, A10; it cites
@ -617,7 +637,7 @@ Link Pacific/Honolulu HST
# Thomas G. Shanks, The International Atlas (5th edition),
# San Diego: ACS Publications, Inc. (1999).
#
# Gwillim Law <Gwil_Law@bridge-point.com> writes that a good source
# Gwillim Law writes that a good source
# for recent time zone data is the International Air Transport
# Association's Standard Schedules Information Manual (IATA SSIM),
# published semiannually. Law sent in several helpful summaries
@ -1076,9 +1096,9 @@ Zone America/Dawson_Creek -8:00:56 - LMT 1884
# From Paul Eggert (1999-09-20):
# <a href="http://www.nunavut.com/basicfacts/english/basicfacts_1territory.html">
# Basic Facts: The New Territory
# </a> (1999) reports that Pangnirtung operates on Eastern time,
# </a> (1999) reports that Pangnirtung operates on eastern time,
# and that Coral Harbour does not observe DST. We don't know when
# Pangnirtung switched to Eastern time; we'll guess 1995.
# Pangnirtung switched to eastern time; we'll guess 1995.
# We'll ignore the claim about Coral Harbour for now,
# since we have no further info.
@ -1333,6 +1353,15 @@ Zone America/Dawson -9:17:40 - LMT 1900 Aug 20
# References: "Diario de Monterrey" <www.diariodemonterrey.com/index.asp>
# Palabra <http://palabra.infosel.com/010331/primera/ppri3101.pdf> (2001-03-31)
# From Reuters (2001-09-04):
# Mexico's Supreme Court on Tuesday declared that daylight savings was
# unconstitutional in Mexico City, creating the possibility the
# capital will be in a different time zone from the rest of the nation
# next year.... The Supreme Court's ruling takes effect at 2:00
# a.m. (0800 GMT) on Sept. 30, when Mexico is scheduled to revert to
# standard time. "This is so residents of the Federal District are not
# subject to unexpected time changes," a statement from the court said.
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
Rule Mexico 1939 only - Feb 5 0:00 1:00 D
Rule Mexico 1939 only - Jun 25 0:00 0 S
@ -1369,7 +1398,8 @@ Zone America/Mexico_City -6:36:36 - LMT 1922 Jan 1 0:23:24
-7:00 - MST 1931 May 1 23:00
-6:00 - CST 1931 Oct
-7:00 - MST 1932 Apr 1
-6:00 Mexico C%sT
-6:00 Mexico C%sT 2001 Sep 30 02:00
-6:00 - CST
# Chihuahua
Zone America/Chihuahua -7:04:20 - LMT 1921 Dec 31 23:55:40
-7:00 - MST 1927 Jun 10 23:00
@ -1670,7 +1700,7 @@ Zone America/Jamaica -5:07:12 - LMT 1890 # Kingston
# Martinique
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone America/Martinique -4:04:20 - LMT 1890 # Fort-de-France
-4:04 - FFMT 1911 May # Fort-de-France MT
-4:04:20 - FFMT 1911 May # Fort-de-France MT
-4:00 - AST 1980 Apr 6
-4:00 1:00 ADT 1980 Sep 28
-4:00 - AST
@ -1696,7 +1726,7 @@ Rule Nic 1992 only - Jan 1 4:00 1:00 D
Rule Nic 1992 only - Sep 24 0:00 0 S
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone America/Managua -5:45:08 - LMT 1890
-5:45 - MMT 1934 Jun 23 # Managua Mean Time
-5:45:12 - MMT 1934 Jun 23 # Managua Mean Time?
-6:00 - CST 1973 May
-5:00 - EST 1975 Feb 16
-6:00 Nic C%sT 1993 Jan 1 4:00
@ -1706,7 +1736,7 @@ Zone America/Managua -5:45:08 - LMT 1890
# Panama
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone America/Panama -5:18:08 - LMT 1890
-5:20 - PMT 1908 Apr 22 # Panama Mean Time
-5:19:36 - CMT 1908 Apr 22 # Colon Mean Time
-5:00 - EST
# Puerto Rico
@ -1725,7 +1755,7 @@ Zone America/St_Kitts -4:10:52 - LMT 1912 Mar 2 # Basseterre
# St Lucia
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone America/St_Lucia -4:04:00 - LMT 1890 # Castries
-4:04 - CMT 1912 # Castries Mean Time
-4:04:00 - CMT 1912 # Castries Mean Time
-4:00 - AST
# St Pierre and Miquelon

View File

@ -1,4 +1,4 @@
# @(#)southamerica 7.40
# @(#)southamerica 7.42
# This data is by no means authoritative; if you think you know better,
# go ahead and edit the file (and please send any changes to
@ -9,7 +9,7 @@
# Thomas G. Shanks, The International Atlas (5th edition),
# San Diego: ACS Publications, Inc. (1999).
#
# Gwillim Law <Gwil_Law@bridge-point.com> writes that a good source
# Gwillim Law writes that a good source
# for recent time zone data is the International Air Transport
# Association's Standard Schedules Information Manual (IATA SSIM),
# published semiannually. Law sent in several helpful summaries
@ -125,6 +125,29 @@ Rule Arg 2000 only - Mar Sun>=1 0:00 0 -
# de la Rua on March 2, 2000, because it would make people spend more energy
# in the winter time, rather than less. The change took effect on March 3.
#
# From Mariano Absatz (2001-06-06):
# one of the major newspapers here in Argentina said that the 1999
# Timezone Law (which never was effectively applied) will (would?) be
# in effect.... The article is at
# http://ar.clarin.com/diario/2001-06-06/e-01701.htm
# ... The Law itself is "Ley No 25155", sanctioned on 1999-08-25, enacted
# 1999-09-17, and published 1999-09-21. The official publication is at:
# http://www.boletin.jus.gov.ar/BON/Primera/1999/09-Septiembre/21/PDF/BO21-09-99LEG.PDF
# Regretfully, you have to subscribe (and pay) for the on-line version....
#
# (2001-06-12):
# the timezone for Argentina will not change next Sunday.
# Apparently it will do so on Sunday 24th....
# http://ar.clarin.com/diario/2001-06-12/s-03501.htm
#
# (2001-06-25):
# Last Friday (yes, the last working day before the date of the change), the
# Senate annulled the 1999 law that introduced the changes later postponed.
# http://www.clarin.com.ar/diario/2001-06-22/s-03601.htm
# It remains the vote of the Deputies..., but it will be the same....
# This kind of things had always been done this way in Argentina.
# We are still -03:00 all year round in all of the country.
#
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
#
# Buenos Aires (BA), Capital Federal (CF), Santa Cruz (SC),
@ -206,7 +229,7 @@ Zone America/Aruba -4:40:24 - LMT 1912 Feb 12 # Oranjestad
# Bolivia
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone America/La_Paz -4:32:36 - LMT 1890
-4:32:36 - LPMT 1931 Oct 15 # La Paz Mean Time
-4:32:36 - CMT 1931 Oct 15 # Calamarca MT
-4:32:36 1:00 BOST 1932 Mar 21 # Bolivia ST
-4:00 - BOT # Bolivia Time
@ -382,8 +405,14 @@ Rule Brazil 2000 only - Feb 27 0:00 0 -
# repeals DST in PE and RR, effective 2000-10-15 00:00.
# Decree <a href="http://pcdsh01.on.br/Dec3632.jpg">3,632</a> (2000-10-17)
# repeals DST in SE, AL, PB, RN, CE, PI and MA, effective 2000-10-22 00:00.
# Decree <a href="http://pcdsh01.on.br/figuras/HV3916.gif">3,916</a>
# (2001-09-13) reestablishes DST in AL, CE, MA, PB, PE, PI, RN, SE.
#
# These give only one year's rules. After that, the rules are guesses
# The latest decree listed above says that the following states observe DST:
# AL, BA, CE, DF, ES, GO, MA, MG, MS, MT,
# PB, PE, PI, PR, RJ, RN, RS, SC, SE, SP, TO.
#
# For dates after mid-2002, the following rules are guesses
# and are quite possibly wrong, but are more likely than no DST at all.
Rule Brazil 2000 max - Oct Sun>=8 0:00 1:00 S
Rule Brazil 2001 max - Feb Sun>=15 0:00 0 -
@ -409,14 +438,16 @@ Zone America/Fortaleza -2:34:00 - LMT 1914
-3:00 Brazil BR%sT 1990 Sep 17
-3:00 - BRT 1999 Sep 30
-3:00 Brazil BR%sT 2000 Oct 22
-3:00 - BRT
-3:00 - BRT 2001 Sep 13
-3:00 Brazil BR%sT
#
# Pernambuco (PE) (except Atlantic islands)
Zone America/Recife -2:19:36 - LMT 1914
-3:00 Brazil BR%sT 1990 Sep 17
-3:00 - BRT 1999 Sep 30
-3:00 Brazil BR%sT 2000 Oct 15
-3:00 - BRT
-3:00 - BRT 2001 Sep 13
-3:00 Brazil BR%sT
#
# Tocantins (TO)
Zone America/Araguaina -3:12:48 - LMT 1914
@ -431,7 +462,8 @@ Zone America/Maceio -2:22:52 - LMT 1914
-3:00 Brazil BR%sT 1996 Sep 4
-3:00 - BRT 1999 Sep 30
-3:00 Brazil BR%sT 2000 Oct 22
-3:00 - BRT
-3:00 - BRT 2001 Sep 13
-3:00 Brazil BR%sT
#
# Bahia (BA), Goias (GO), Distrito Federal (DF), Minas Gerais (MG),
# Espirito Santo (ES), Rio de Janeiro (RJ), Sao Paulo (SP), Parana (PR),
@ -441,7 +473,7 @@ Zone America/Sao_Paulo -3:06:28 - LMT 1914
-3:00 1:00 BRST 1964
-3:00 Brazil BR%sT
#
# Mato Grosso, Mato Grosso do Sul
# Mato Grosso (MT), Mato Grosso do Sul (MS)
Zone America/Cuiaba -3:44:20 - LMT 1914
-4:00 Brazil AM%sT
#
@ -493,16 +525,26 @@ Zone America/Rio_Branco -4:31:12 - LMT 1914
# Because of the same drought, the government decided to end DST later,
# on April 3, (one-time change).
# From Gwillim Law (2001-02-20):
# I came across a Chilean on-line newspaper, La Tercera. Its
# <a href="http://www.tercera.cl/diario/1998/03/13/extras.html">
# 1998-03-13 issue
# </a>, says (my translation):
# "At 24:00 (midnight) tomorrow (Saturday) - 22:00 in the insular
# territory [Easter Island, Juan Fernandez, etc.] - winter time will
# begin in the entire country."
# From Gwillim Law (2001-05-04):
# I came across another article in "La Tercera" about Chilean DST.
# <http://www.tercera.cl/diario/2000/10/13/t-extras.html>
# It clearly confirms my earlier suggestion, that DST begins at 22:00
# on Easter Island.... But it also seems to be saying that the
# observance of DST in Chile began in 1966, rather than 1969 as
# ... [Shanks] has it....
#
# My translation:
#
# "The Chilean Army has announced that summer time will begin tomorrow,
# Saturday, October 14 in continental Chile, insular Chile, and
# Antarctica, as provided by Supreme Decree 25 of January 11, 1966.
# By the preceding, official time in continental Chile and Chilean
# Antarctic, and official time in Western Insular Chile, which applies
# to Easter Island and Sala y Gomez Island, will be set forward at
# midnight and at 22:00, respectively, by 20 minutes."
# From Paul Eggert (2001-02-21):
# From Paul Eggert (2001-05-04):
# Go with this article in preference to Shanks's 1969 date for modern DST.
# Assume this rule has been used since DST was introduced in the islands.
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
@ -510,8 +552,8 @@ Rule Chile 1918 only - Sep 1 0:00 1:00 S
Rule Chile 1919 only - Jul 2 0:00 0 -
Rule Chile 1927 1931 - Sep 1 0:00 1:00 S
Rule Chile 1928 1932 - Apr 1 0:00 0 -
Rule Chile 1969 1997 - Oct Sun>=9 4:00u 1:00 S
Rule Chile 1970 1998 - Mar Sun>=9 3:00u 0 -
Rule Chile 1966 1997 - Oct Sun>=9 4:00u 1:00 S
Rule Chile 1967 1998 - Mar Sun>=9 3:00u 0 -
Rule Chile 1998 only - Sep 27 4:00u 1:00 S
Rule Chile 1999 only - Apr 4 3:00u 0 -
Rule Chile 1999 max - Oct Sun>=9 4:00u 1:00 S
@ -528,10 +570,9 @@ Zone Pacific/Easter -7:17:28 - LMT 1890 # Mataveri
-7:00 Chile EAS%sT 1982 Mar 14 # Easter I Time
-6:00 Chile EAS%sT
#
# Whitman says Juan Fernandez Is are like America/Santiago.
# San Ambrosio, San Felix
# no information; probably like America/Santiago
# Sala y Gomez Island is like Pacific/Easter.
# Other Chilean locations, including Juan Fernandez Is, San Ambrosio,
# San Felix, and Antarctic bases, are like America/Santiago.
# Colombia
# Shanks specifies 24:00 for 1992 transition times; go with IATA,
@ -717,7 +758,7 @@ Rule Peru 1994 only - Jan 1 0:00 1:00 S
Rule Peru 1994 only - Apr 1 0:00 0 -
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone America/Lima -5:08:12 - LMT 1890
-5:09 - LMT 1908 Jul 28 # Lima Mean Time
-5:08:36 - LMT 1908 Jul 28 # Lima Mean Time?
-5:00 Peru PE%sT # Peru Time
# South Georgia
@ -802,6 +843,6 @@ Zone America/Montevideo -3:44:44 - LMT 1898 Jun 28
# Venezuela
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone America/Caracas -4:27:44 - LMT 1890
-4:27:44 - CMT 1912 Feb 12 # Caracas Mean Time
-4:27:40 - CMT 1912 Feb 12 # Caracas Mean Time?
-4:30 - VET 1965 # Venezuela Time
-4:00 - VET

View File

@ -1,4 +1,4 @@
# @(#)zone.tab 1.22
# @(#)zone.tab 1.24
#
# TZ zone descriptions
#
@ -12,7 +12,7 @@
# first latitude (+ is north), then longitude (+ is east).
# 3. Zone name used in value of TZ environment variable.
# 4. Comments; present if and only if the country has multiple rows.
#
#
# Columns are separated by a single tab.
# The table is sorted first by country, then an order within the country that
# (1) makes some geographical sense, and
@ -120,13 +120,13 @@ CG -0416+01517 Africa/Brazzaville
CH +4723+00832 Europe/Zurich
CI +0519-00402 Africa/Abidjan
CK -2114-15946 Pacific/Rarotonga
CL -3327-07040 America/Santiago mainland
CL -2710-10927 Pacific/Easter Easter Island
CL -3327-07040 America/Santiago most locations
CL -2710-10927 Pacific/Easter Easter Island & Sala y Gomez
CM +0403+00942 Africa/Douala
CN +4545+12641 Asia/Harbin north Manchuria
CN +3114+12128 Asia/Shanghai China coast
CN +2934+10635 Asia/Chungking China mountains
CN +4348+08735 Asia/Urumqi Tibet & Xinjiang
CN +3114+12128 Asia/Shanghai most eastern locations
CN +4545+12641 Asia/Harbin Heilongjiang
CN +2934+10635 Asia/Chongqing central China
CN +4348+08735 Asia/Urumqi Tibet & most of Xinjiang
CN +3929+07559 Asia/Kashgar Eastern Turkestan
CO +0436-07405 America/Bogota
CR +0956-08405 America/Costa_Rica
@ -168,9 +168,10 @@ GE +4143+04449 Asia/Tbilisi
GF +0456-05220 America/Cayenne
GH +0533-00013 Africa/Accra
GI +3608-00521 Europe/Gibraltar
GL +7030-02215 America/Scoresbysund east Greenland
GL +6411-05144 America/Godthab southwest Greenland
GL +7634-06847 America/Thule northwest Greenland
GL +6411-05144 America/Godthab most locations
GL +7646-01840 America/Danmarkshavn Danmarkshavn
GL +7030-02215 America/Scoresbysund Scoresbysund / Ittoqqortoormiit
GL +7634-06847 America/Thule Thule / Pituffik and environs
GM +1328-01639 Africa/Banjul
GN +0931-01343 Africa/Conakry
GP +1614-06132 America/Guadeloupe
@ -187,7 +188,8 @@ HR +4548+01558 Europe/Zagreb
HT +1832-07220 America/Port-au-Prince
HU +4730+01905 Europe/Budapest
ID -0610+10648 Asia/Jakarta Java & Sumatra
ID -0507+11924 Asia/Ujung_Pandang Borneo & Celebes
ID -0002+10920 Asia/Pontianak west & central Borneo
ID -0507+11924 Asia/Ujung_Pandang east & south Borneo, Celebes, Bali, Nusa Tengarra, west Timor
ID -0232+14042 Asia/Jayapura Irian Jaya & the Moluccas
IE +5320-00615 Europe/Dublin
IL +3146+03514 Asia/Jerusalem
@ -237,7 +239,8 @@ ML +1239-00800 Africa/Bamako southwest Mali
ML +1446-00301 Africa/Timbuktu northeast Mali
MM +1647+09610 Asia/Rangoon
MN +4755+10653 Asia/Ulaanbaatar most locations
MN +4801+09139 Asia/Hovd Bayan-Olgiy, Hovd, Uvs
MN +4801+09139 Asia/Hovd Bayan-Olgiy, Govi-Altai, Hovd, Uvs, Zavkhan
MN +4804+11430 Asia/Choibalsan Dornod, Sukhbaatar
MO +2214+11335 Asia/Macao
MP +1512+14545 Pacific/Saipan
MQ +1436-06105 America/Martinique
@ -303,7 +306,8 @@ RU +5601+09250 Asia/Krasnoyarsk Moscow+04 - Yenisei River
RU +5216+10420 Asia/Irkutsk Moscow+05 - Lake Baikal
RU +6200+12940 Asia/Yakutsk Moscow+06 - Lena River
RU +4310+13156 Asia/Vladivostok Moscow+07 - Amur River
RU +5934+15048 Asia/Magadan Moscow+08 - Magadan & Sakhalin
RU +4658+14242 Asia/Sakhalin Moscow+07 - Sakhalin Island
RU +5934+15048 Asia/Magadan Moscow+08 - Magadan
RU +5301+15839 Asia/Kamchatka Moscow+09 - Kamchatka
RU +6445+17729 Asia/Anadyr Moscow+10 - Bering Sea
RW -0157+03004 Africa/Kigali
@ -361,6 +365,7 @@ US +411745-0863730 America/Indiana/Knox Eastern Standard Time - Indiana - Starke
US +384452-0850402 America/Indiana/Vevay Eastern Standard Time - Indiana - Switzerland County
US +415100-0873900 America/Chicago Central Time
US +450628-0873651 America/Menominee Central Time - Michigan - Wisconsin border
US +470659-1011757 America/North_Dakota/Center Central Time - North Dakota - Oliver County
US +394421-1045903 America/Denver Mountain Time
US +433649-1161209 America/Boise Mountain Time - south Idaho & east Oregon
US +364708-1084111 America/Shiprock Mountain Time - Navajo