diff options
Diffstat (limited to 'time')
| -rw-r--r-- | time/africa | 54 | ||||
| -rw-r--r-- | time/antarctica | 18 | ||||
| -rw-r--r-- | time/asia | 172 | ||||
| -rw-r--r-- | time/australasia | 294 | ||||
| -rw-r--r-- | time/europe | 60 | ||||
| -rw-r--r-- | time/northamerica | 405 | ||||
| -rw-r--r-- | time/pacificnew | 8 | ||||
| -rw-r--r-- | time/solar87 | 12 | ||||
| -rw-r--r-- | time/solar88 | 12 | ||||
| -rw-r--r-- | time/solar89 | 12 | ||||
| -rw-r--r-- | time/southamerica | 29 |
11 files changed, 719 insertions, 357 deletions
diff --git a/time/africa b/time/africa index 11c2008aab..ddb472d320 100644 --- a/time/africa +++ b/time/africa @@ -1,4 +1,4 @@ -# @(#)africa 7.7 +# @(#)africa 7.12 # 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 @@ -33,6 +33,10 @@ # E.g. prefer `Brunei' to `Bandar_Seri_Begawan'. # Include at least one location per time zone rule set per country. # One such location is enough. +# If all the clocks in a country's region have agreed since 1970, +# don't bother to include more than one location +# even if subregions' clocks disagreed before 1970. +# Otherwise these tables would become annoyingly large. # If a name is ambiguous, use a less ambiguous alternative; # e.g. many cities are named San Jose and Georgetown, so # prefer `Costa_Rica' to `San_Jose' and `Guyana' to `Georgetown'. @@ -118,6 +122,9 @@ Zone Africa/Luanda 0:52:56 - LMT 1892 0:52 - LMT 1911 May 26 # Luanda Mean Time 1:00 - CAT +# Bassas da India +# uninhabited + # Benin # Whitman says they switched to 1:00 in 1946, not 1934; go with Shanks. # Zone NAME GMTOFF RULES FORMAT [UNTIL] @@ -248,6 +255,9 @@ Zone Africa/Addis_Ababa 2:34:48 - LMT 1870 2:35 - AAMT 1936 May 5 # Addis Ababa MT 3:00 - EAT +# Europa Island +# uninhabited + # Gabon # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone Africa/Libreville 0:37:48 - LMT 1912 @@ -273,6 +283,9 @@ Rule Ghana 1936 1942 - Dec 31 0:00 0 WAT Zone Africa/Accra -0:00:52 - LMT 1918 0:00 Ghana %s +# Glorioso Is +# uninhabited + # Guinea # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone Africa/Conakry -0:54:52 - LMT 1912 @@ -286,6 +299,9 @@ Zone Africa/Bissau -1:02:20 - LMT 1911 May 26 1:00 - CAT 1975 0:00 - WAT +# Juan de Nova +# uninhabited + # Kenya # From Paul Eggert <eggert@twinsun.com> (November 18, 1993): # Shanks says the transition to 2:45 was in 1940, but it must have been 1948. @@ -347,16 +363,15 @@ Rule Libya 1986 only - Oct 3 0:00 0 - Rule Libya 1987 1989 - Apr 1 0:00 1:00 " DST" Rule Libya 1987 1990 - Oct 1 0:00 0 - Rule Libya 1990 only - May 4 0:00 1:00 " DST" -# From Paul Eggert <eggert@twinsun.com> (November 18, 1993): -# Here's a guess for years starting with 1991. -Rule Libya 1991 max - Apr 1 0:00 1:00 " DST" -Rule Libya 1991 max - Oct 1 0:00 0 - - # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone Africa/Tripoli 0:52:44 - LMT 1920 1:00 Libya MET%s 1959 2:00 - EET 1982 - 1:00 Libya MET%s +# From Paul Eggert <eggert@twinsun.com> (1995-12-19): +# usno1995 (from OAG) says Libya uses 2:00 all year, as they did before 1982. +# We don't know when they switched back. We'll guess 1991. + 1:00 Libya MET%s 1991 + 2:00 - EET # Madagascar # Zone NAME GMTOFF RULES FORMAT [UNTIL] @@ -396,7 +411,7 @@ Zone Indian/Mauritius 3:50:00 - LMT 1907 # Port Louis # Mayotte # Zone NAME GMTOFF RULES FORMAT [UNTIL] -Zone Indian/Mayotte 3:01:08 - LMT 1911 Jul # Dzaoudzi +Zone Indian/Mayotte 3:00:56 - LMT 1911 Jul # Mamoutzou 3:00 - EAT # Morocco @@ -423,7 +438,7 @@ Zone Africa/Casablanca -0:30:20 - LMT 1913 Oct 26 1:00 - MET 1986 0:00 - WET # The following are controlled by Spain, and are like Europe/Madrid: -# Alboran, Alhucemas Is, Ceuta, Chafarinas Is, Mellila. +# Alboran, Alhucemas Is, Ceuta, Chafarinas Is, Melilla. # Mozambique # Zone NAME GMTOFF RULES FORMAT [UNTIL] @@ -452,7 +467,7 @@ Zone Africa/Lagos 0:13:36 - LMT 1919 Sep # Reunion # Zone NAME GMTOFF RULES FORMAT [UNTIL] -Zone Indian/Reunion 3:41:52 - LMT 1911 Jun # St Denis +Zone Indian/Reunion 3:41:52 - LMT 1911 Jun # Saint-Denis 4:00 - SMT # Rwanda @@ -465,10 +480,10 @@ Zone Africa/Kigali 2:00:16 - LMT 1935 Jun Zone Atlantic/St_Helena -0:22:48 - LMT 1890 # Jamestown -0:06 - ?MT 1951 # a typo in Shanks? 0:00 - GMT -# Whitman says Tristan da Cunha is on GMT, like Atlantic/St_Helena. -# -# Ascension, Gough, Inaccessible, Nightingale -# no information; probably like Atlantic/St_Helena +# The other parts of the St Helena territory are similar: +# Tristan da Cunha: on GMT, says Whitman +# Ascension: on GMT, says usno1995 +# Gough, Inaccessible, Nightingale: no information, but probably GMT # Sao Tome and Principe # Zone NAME GMTOFF RULES FORMAT [UNTIL] @@ -524,12 +539,16 @@ Zone Africa/Johannesburg 1:52:00 - LMT 1892 Feb 8 # no information # Sudan +# From Michael Ross <mross@antigone.com> (November 15, 1995): +# Sudan no longer observes any form of daylight time change. +# I verified this today by telephone with the Sudan Mission to the +# United Nations: 212-573-6033 # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S Rule Sudan 1931 only - Feb 8 0:00 0 - Rule Sudan 1970 only - May 1 0:00 1:00 " DST" -Rule Sudan 1970 max - Oct 15 0:00 0 - +Rule Sudan 1970 1985 - Oct 15 0:00 0 - Rule Sudan 1971 only - Apr 30 0:00 1:00 " DST" -Rule Sudan 1972 max - Apr lastSun 0:00 1:00 " DST" +Rule Sudan 1972 1985 - Apr lastSun 0:00 1:00 " DST" # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone Africa/Khartoum 2:10:08 - LMT 1931 2:00 Sudan EET%s @@ -551,6 +570,9 @@ Zone Africa/Dar_es_Salaam 2:37:08 - LMT 1931 Zone Africa/Lome 0:04:52 - LMT 1893 0:00 - WAT +# Tromelin +# uninhabited + # Tunisia # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S Rule Tunisia 1911 only - Mar 9 0:00 0 - diff --git a/time/antarctica b/time/antarctica index f5ed31370d..3c46c1576c 100644 --- a/time/antarctica +++ b/time/antarctica @@ -1,4 +1,4 @@ -# @(#)antarctica 7.2 +# @(#)antarctica 7.3 # From Arthur David Olson (February 13, 1988): # No data available. @@ -9,11 +9,17 @@ # South Orkney Is # South Shetland Is -# Amsterdam Island # Bouvet -# Crozet Is -# Heard and McDonald Is -# Kerguelen Is -# St Paul Island +# uninhabited + +# French Southern and Antarctic Lands (no indigenous inhabitants) include +# Amsterdam Island +# Crozet Is +# Kerguelen Is +# St Paul Island + +# Heard Island, McDonald Is +# uninhabited + # Peter I Island # Scott Island diff --git a/time/asia b/time/asia index 78e7f26ea2..7c1e6acc7a 100644 --- a/time/asia +++ b/time/asia @@ -1,10 +1,10 @@ -# @(#)asia 7.14 +# @(#)asia 7.17 # 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 # tz@elsie.nci.nih.gov for general use in the future). -# From Paul Eggert <eggert@twinsun.com> (August 18, 1994): +# From Paul Eggert <eggert@twinsun.com> (1995-12-19): # # A good source for time zone historical data outside the U.S. is # Thomas G. Shanks, The International Atlas (3rd edition), @@ -28,17 +28,21 @@ # 2:00 EET EET DST Eastern European Time # 2:00 IST IDT Israel # 3:00 AST ADT Arabia* -# 3:00 MSK MSD Moscow +# 3:00 BSK BSD Baku (was 4:00)* # 3:30 IST IDT Iran -# 4:00 BSK BSD Baku* +# 4:00 TBSK TBSD Tbilisi (was 3:00)* +# 4:00 YSK YSD Yerevan (was 3:00)* # 4:00 GST GDT Gulf* # 4:30 AFT Afghanistan* -# 5:00 ASK ASD Ashkhabad* +# 5:00 ASK ASD Ashkhabad (was 4:00)* +# 5:00 BSK BSD Bishkek (was 6:00) (was FSK, FSD)* # 5:00 PKT Pakistan* +# 5:00 TSK TSD Tashkent (was 6:00)* # 5:30 IST IST India # 5:45 NPT Nepal* +# 6:00 AASK AASD Alma-Ata (was 5:00)* # 6:00 BGT Bengal, Bangladesh* -# 6:00 TSK TSD Tashkent* +# 6:00 DSK DSD Dushanbe (was 5:00)* # 6:30 BMT Burma* # 7:00 ICT Indochina* # 7:00 JVT Java* @@ -65,14 +69,11 @@ ############################################################################### -# From Paul Eggert <eggert@twinsun.com> (May 28, 1994): -# We don't know what happened to the clocks in the Caucausus and the ex-Soviet -# Central Asia after 1990. Until we get more info, stick with the pre-1991 rules. # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S Rule Russia 1981 1984 - Apr 1 0:00 1:00 D Rule Russia 1981 1983 - Oct 1 0:00 0 K -Rule Russia 1984 max - Sep lastSun 3:00 0 K -Rule Russia 1985 max - Mar lastSun 2:00 1:00 D +Rule Russia 1984 max - Sep lastSun 2:00s 0 K +Rule Russia 1985 max - Mar lastSun 2:00s 1:00 D # Afghanistan # Zone NAME GMTOFF RULES FORMAT [UNTIL] @@ -83,14 +84,20 @@ Zone Asia/Kabul 4:36:48 - LMT 1890 # Armenia # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone Asia/Yerevan 2:58:00 - LMT 1924 May 2 - 3:00 - MSK 1957 Mar - 4:00 Russia BS%s + 3:00 - YSK 1957 Mar + 4:00 Russia YS%s +# Shanks has Yerevan switching to 3:00 (with Russian DST) in spring 1991, +# but usno1995 has Armenia at 4:00 (with DST). Ignore the 1991 switch for now. # Azerbaijan # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone Asia/Baku 3:19:24 - LMT 1924 May 2 - 3:00 - MSK 1957 Mar - 4:00 Russia BS%s + 3:00 - BSK 1957 Mar + 4:00 Russia BS%s 1991 Mar 31 2:00s + 3:00 1:00 BSD 1991 Sep 29 2:00s + 3:00 - BSK +# Shanks has Baku using Russian DST rules after 1991, +# but usno1995 has Azerbaijan with no DST. Go with usno1995. # Bahrain # Zone NAME GMTOFF RULES FORMAT [UNTIL] @@ -124,7 +131,7 @@ Zone Asia/Brunei 7:39:40 - LMT 1926 Mar # Bandar Seri Begawan 7:30 - BNT 1933 8:00 - BNT -# Burma +# Burma / Myanmar # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone Asia/Rangoon 6:24:40 - LMT 1880 6:25 - RMT 1920 @@ -159,19 +166,16 @@ Zone Asia/Phnom_Penh 6:59:40 - LMT 1906 Jun 9 # 1986 May 4 - Sept 14 # 1987 mid-April - ?? -# From Paul Eggert <eggert@twinsun.com> (November 18, 1993): -# According to Shanks, China started using DST in 1986, -# but it's still all one big happy time zone. - # From U. S. Naval Observatory (January 19, 1989): # CHINA 8 H AHEAD OF UTC ALL OF CHINA, INCL TAIWAN # CHINA 9 H AHEAD OF UTC APR 17 - SEP 10 -# From Paul Eggert <eggert@twinsun.com> (November 18, 1993): +# From Paul Eggert <eggert@twinsun.com> (1995-12-19): # Shanks writes that China switched from the Chinese calendar on 1912 Feb 12. # He also writes that China has had a single time zone since 1980 May 1, -# and that they instituted DST on 1986 May 4; this contradicts Devine's +# observing summer DST from 1986 through 1991; this contradicts Devine's # note about Time magazine, though apparently _something_ happened in 1986. +# Go with Shanks for now. I made up names for the other pre-1980 time zones. # From Shanks (1991): # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S @@ -181,12 +185,28 @@ Rule Shang 1940 1941 - Oct 1 0:00 0 S Rule Shang 1941 only - Mar 16 0:00 1:00 D Rule PRC 1949 only - Jan 1 0:00 0 S Rule PRC 1986 only - May 4 0:00 1:00 D -Rule PRC 1986 max - Sep Sun>=11 0:00 0 S -Rule PRC 1987 max - Apr Sun>=10 0:00 1:00 D -# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Rule PRC 1986 1991 - Sep Sun>=11 0:00 0 S +Rule PRC 1987 1991 - Apr Sun>=10 0:00 1:00 D +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Zone Asia/Harbin 8:26:44 - LMT 1928 + 8:30 - MAT 1932 Mar # Manchuria + 8:00 - CST 1940 + 9:00 - KST 1966 May + 8:30 - MAT 1980 May + 8:00 PRC C%sT 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 + 7:00 - ICT 1980 May + 8:00 PRC C%sT +Zone Asia/Urumqi 5:50:20 - LMT 1928 + 6:00 - URT 1980 May # Urumqi + 8:00 PRC C%sT +Zone Asia/Kashgar 5:03:56 - LMT 1928 + 5:30 - ETT 1940 # Eastern Turkestan + 5:00 - ETT 1980 May + 8:00 PRC C%sT ############################################################################### @@ -211,8 +231,6 @@ Zone Asia/Taipei 8:06:00 - LMT 1896 ############################################################################### # Hong Kong -# Presumably Hong Kong will have DST again when it merges with China, -# but it's too early to predict the details. # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S Rule HK 1904 only - Oct 30 0:00 0 - Rule HK 1946 only - Apr 20 3:30 1:00 S @@ -235,8 +253,6 @@ Zone Asia/Hong_Kong 7:36:36 - LMT 1904 Oct 30 8:00 HK HK%sT # Macao -# Presumably Macao will have DST again when it merges with China, -# but it's too early to predict the details. # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S Rule Macao 1912 only - Jan 1 0:00 0 S Rule Macao 1961 1962 - Mar Sun>=16 3:30 1:00 D @@ -281,12 +297,20 @@ Zone Asia/Nicosia 2:13:28 - LMT 1921 Nov 14 # Today's _Economist_ (p 60) reports that Georgia moved its clocks forward # an hour recently, due to a law proposed by Zurab Murvanidze, # an MP who went on a hunger strike for 11 days to force discussion about it! -# Alas, we have no details. +# We have no details, but we'll guess they didn't move the clocks back in fall. +# +# From Paul Eggert (1995-11-13): +# usno1995 has Georgia at 4:00. Guess that Georgia stopped transitions +# after spring 1994 (thus sticking at 4:00). +# Most likely we're still missing some rule changes between 1991 and 1994. # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone Asia/Tbilisi 2:59:16 - LMT 1880 2:59 - LST 1924 May 2 - 3:00 - MSK 1957 Mar - 4:00 Russia BS%s + 3:00 - TBSK 1957 Mar + 4:00 Russia TBS%s 1991 Mar 31 2:00s + 3:00 1:00 TBSD 1991 Sep 29 2:00s + 3:00 Russia TBS%s 1994 Sep 25 2:00s + 4:00 - TBSK # India # Zone NAME GMTOFF RULES FORMAT [UNTIL] @@ -323,26 +347,12 @@ Zone Asia/Jayapura 9:22:48 - LMT 1932 Nov 9:00 - MLT # Iran - -# Shanks has no record of DST after 1980. - -# From Bob Devine (January 28, 1988): -# Iran: Last Sunday in March to third (?) Sunday in -# September. Since the revolution, the official calendar is Monarchic -# calendar; I have no idea what the correspondence between dates are. - -# From U. S. Naval Observatory (January 19, 1989): -# IRAN 3.5H AHEAD OF UTC - -# From Shanks (1991), with corrections from Devine: # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S Rule Iran 1977 only - Nov 1 0:00 0 S Rule Iran 1978 1980 - Mar 21 0:00 1:00 D Rule Iran 1978 only - Oct 21 0:00 0 S Rule Iran 1979 only - Sep 19 0:00 0 S Rule Iran 1980 only - Sep 23 0:00 0 S -Rule Iran 1988 max - Mar lastSun 2:00 1:00 D -Rule Iran 1988 max - Sep Sun>=15 2:00 0 S # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone Asia/Tehran 3:25:44 - LMT 1916 3:26 - TMT 1946 @@ -428,7 +438,7 @@ Rule Zion 1988 only - Sep 3 0:00 0 S #Rule Zion 1991 only - Mar 10 0:00 1:00 D #Rule Zion 1991 only - Sep 1 0:00 0 S -# From Ephraim Silverberg (September 20, 1995): +# From Ephraim Silverberg (1996-01-02): # # According to the Office of the Secretary General of the Ministry of # Interior, there is NO set rule for Daylight-Savings/Standard time changes. @@ -441,7 +451,9 @@ Rule Zion 1988 only - Sep 3 0:00 0 S # time annually. Ever since 1993, the change to daylight savings time has # been from midnight Thursday night to 1 a.m. Friday morning and the change # back to standard time on Saturday night from midnight daylight savings time -# to 11 p.m. standard time. +# to 11 p.m. standard time. 1996 is an exception to this rule where the +# change back to standard time takes place on Sunday night instead of Saturday +# night to avoid conflicts with the Jewish New Year. # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S Rule Zion 1989 only - Apr 30 0:00 1:00 D @@ -471,19 +483,20 @@ Rule Zion 1995 only - Sep 3 0:00 0:00 S # # ftp://ftp.huji.ac.il/pub/misc/timezones/announcements/1996-1998.ps.gz # -# Emptor Caveat: The fall of 1996 is an election year (the change to/from -# daylight savings time affects the earliest possible time for morning prayers -# making it is a sensitive issue among the religious sector of the electorate) -# so political considerations may cause the outgoing government to make the -# change back to standard time earlier in the fall of 1996 and the incoming -# government may nullify the 1997/1998 times altogether depending on the -# coalition formed after the elections. Life isn't boring here in Israel. +# Emptor Caveat: The dates for the years 1996-1998 were originally announced +# on August 31, 1995, by the previous Minister of Interior. The new Minister +# of Interior changed the dates on January 1, 1996, to take into account the +# desires of certain portions of Israeli society (the next election is in the +# Fall of 1996). After this (1996) year's Daylight Savings Time is over, the +# new minister has announced that a study will be conducted as to the wishes of +# the populace regarding the length of Daylight Savings Time and the Interior +# Committee will meet to review the results of the study and make any necessary +# changes to the 1997-1998 dates. Never a dull moment in the State of Israel. # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S Rule Zion 1996 1998 - Mar Fri>=14 0:00 1:00 D -Rule Zion 1996 only - Sep 22 0:00 0:00 S -Rule Zion 1997 only - Nov 2 0:00 0:00 S -Rule Zion 1998 only - Oct 25 0:00 0:00 S +Rule Zion 1996 only - Sep 16 0:00 0:00 S +Rule Zion 1997 1998 - Oct Sun>=14 0:00 0:00 S # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone Asia/Tel_Aviv 2:19:04 - LMT 1880 @@ -526,12 +539,11 @@ Zone Asia/Tokyo 9:19:04 - LMT 1896 # 9:00 Japan J%sT # and uncomment the two `Rule' lines commented out above. -# From Paul Eggert <eggert@twinsun.com> (November 18, 1993): +# From Paul Eggert <eggert@twinsun.com> (1995-12-19): # Shanks says that the far southern Ryukyu Is (Nansei-Shoto) are 8:00, -# but we don't have a good location name for them; -# we don't even know the name of the principal town. +# but we haven't confirmed this. # Zone NAME GMTOFF RULES FORMAT [UNTIL] -#Zone Asia/South_Ryukyu 8:14:44 - LMT 1896 # Amitori +#Zone Asia/Ishigaki 8:16:36 - LMT 1896 # 8:00 - CST # There is no information for Marcus. # Other Japanese possessions are probably like Asia/Tokyo. @@ -567,14 +579,18 @@ Zone Asia/Amman 2:23:44 - LMT 1931 # From Shanks (1991): # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone Asia/Alma-Ata 5:07:48 - LMT 1924 May 2 - 5:00 - TSK 1957 Mar - 6:00 Russia TS%s + 5:00 - AASK 1957 Mar + 6:00 Russia AAS%s +# Shanks has Alma-Ata switching to 5:00 in 1991, +# but usno1995 has Kazakhstan at 6:00. Ignore the 1991 switch for now. # Kirgizstan # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone Asia/Bishkek 4:58:24 - LMT 1924 May 2 - 5:00 - TSK 1957 Mar - 6:00 Russia TS%s + 5:00 - FSK 1957 Mar # Frunze + 6:00 Russia FS%s 1991 Mar 31 2:00s + 5:00 1:00 FSD 1991 Sep 29 2:00s + 5:00 Russia BS%s ############################################################################### @@ -723,6 +739,9 @@ Zone Asia/Gaza 2:17:52 - LMT 1900 Oct 2:00 Zion I%sT # This will undoubtedly change soon. +# Paracel Is +# no information + # Philippines # Howse writes (p 162) that until 1844 the Philippines kept American date. # The rest of this data is from Shanks. @@ -763,6 +782,9 @@ Zone Asia/Singapore 6:55:24 - LMT 1880 7:30 - SGT 1982 May 8:00 - SGT +# Spratly Is +# no information + # Sri Lanka # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone Asia/Colombo 5:19:24 - LMT 1880 @@ -805,8 +827,11 @@ Zone Asia/Damascus 2:25:12 - LMT 1920 # Tajikistan # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone Asia/Dushanbe 4:35:12 - LMT 1924 May 2 - 5:00 - TSK 1957 Mar - 6:00 Russia TS%s + 5:00 - DSK 1957 Mar + 6:00 Russia DS%s 1991 + 6:00 - DSK +# Shanks has Dushanbe at 5:00 (6:00 summer) after 1991 Sep 29 3:00, +# but usno1995 has it at 6:00. Go with usno1995. # Thailand # Zone NAME GMTOFF RULES FORMAT [UNTIL] @@ -818,7 +843,10 @@ Zone Asia/Bangkok 6:42:04 - LMT 1880 # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone Asia/Ashkhabad 3:53:32 - LMT 1924 May 2 4:00 - ASK 1957 Mar - 5:00 Russia AS%s + 5:00 Russia AS%s 1991 + 5:00 - ASK +# Shanks has Ashkhabad at 4:00 (5:00 summer) after 1991 Sep 20 3:00, +# but usno has it at 5:00. Go with usno1995. # United Arab Emirates # Zone NAME GMTOFF RULES FORMAT [UNTIL] @@ -829,7 +857,11 @@ Zone Asia/Dubai 3:41:12 - LMT 1920 # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone Asia/Tashkent 4:37:12 - LMT 1924 May 2 5:00 - TSK 1957 Mar - 6:00 Russia TS%s + 6:00 Russia TS%s 1991 Mar 31 2:00s + 5:00 1:00 TSD 1991 Sep 29 2:00s + 5:00 - TSK +# Shanks has Tashkent using DST after 1991, but usno1995 says they don't. +# Go with usno1995. # Vietnam # From Paul Eggert <eggert@twinsun.com> (November 18, 1993): diff --git a/time/australasia b/time/australasia index cab462b134..f885ec16b2 100644 --- a/time/australasia +++ b/time/australasia @@ -1,4 +1,4 @@ -# @(#)australasia 7.22 +# @(#)australasia 7.24 # This file also includes Pacific islands. # Notes are at the end of this file @@ -28,123 +28,132 @@ Zone Australia/Darwin 8:43:20 - LMT 1895 Feb # Western Australia Zone Australia/Perth 7:43:24 - LMT 1895 Dec 8:00 - WST 1917 Jan 1 0:01 - 8:00 Aus WST 1974 Oct lastSun 2:00 - 8:00 1:00 WST 1975 Mar Sun>=1 3:00 - 8:00 - WST 1983 Oct lastSun 2:00 - 8:00 1:00 WST 1984 Mar Sun>=1 3:00 - 8:00 - WST 1991 Nov 17 2:00 - 8:00 1:00 WST 1992 Mar Sun>=1 3:00 + 8:00 Aus WST 1974 Oct lastSun 2:00s + 8:00 1:00 WST 1975 Mar Sun>=1 2:00s + 8:00 - WST 1983 Oct lastSun 2:00s + 8:00 1:00 WST 1984 Mar Sun>=1 2:00s + 8:00 - WST 1991 Nov 17 2:00s + 8:00 1:00 WST 1992 Mar Sun>=1 2:00s 8:00 - WST # Queensland Zone Australia/Brisbane 10:12:08 - LMT 1895 10:00 - EST 1917 Jan 1 0:01 - 10:00 Aus EST 1971 Oct lastSun 2:00 - 10:00 1:00 EST 1972 Feb lastSun 3:00 - 10:00 - EST 1989 Oct lastSun 2:00 - 10:00 1:00 EST 1990 Mar Sun>=1 3:00 - 10:00 - EST 1990 Oct lastSun 2:00 - 10:00 1:00 EST 1991 Mar Sun>=1 3:00 - 10:00 - EST 1991 Oct lastSun 2:00 - 10:00 1:00 EST 1992 Mar Sun>=1 3:00 + 10:00 Aus EST 1971 Oct lastSun 2:00s + 10:00 1:00 EST 1972 Feb lastSun 2:00s + 10:00 - EST 1989 Oct lastSun 2:00s + 10:00 1:00 EST 1990 Mar Sun>=1 2:00s + 10:00 - EST 1990 Oct lastSun 2:00s + 10:00 1:00 EST 1991 Mar Sun>=1 2:00s + 10:00 - EST 1991 Oct lastSun 2:00s + 10:00 1:00 EST 1992 Mar Sun>=1 2:00s 10:00 - EST # South Australia # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S -Rule AS 1971 1985 - Oct lastSun 2:00 1:00 - -Rule AS 1986 only - Oct 19 2:00 1:00 - -Rule AS 1987 max - Oct lastSun 2:00 1:00 - -Rule AS 1972 only - Feb 27 3:00 0 - -Rule AS 1973 1985 - Mar Sun>=1 3:00 0 - -Rule AS 1986 1989 - Mar Sun>=15 3:00 0 - -Rule AS 1990 1994 even Mar Sun>=18 3:00 0 - -Rule AS 1990 1994 odd Mar Sun>=1 3:00 0 - -Rule AS 1995 max - Mar lastSun 3:00 0 - +Rule AS 1971 1985 - Oct lastSun 2:00s 1:00 - +Rule AS 1986 only - Oct 19 2:00s 1:00 - +Rule AS 1987 max - Oct lastSun 2:00s 1:00 - +Rule AS 1972 only - Feb 27 2:00s 0 - +Rule AS 1973 1985 - Mar Sun>=1 2:00s 0 - +Rule AS 1986 1989 - Mar Sun>=15 2:00s 0 - +Rule AS 1990 1994 even Mar Sun>=18 2:00s 0 - +Rule AS 1990 1994 odd Mar Sun>=1 2:00s 0 - +Rule AS 1995 max - Mar lastSun 2:00s 0 - # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone Australia/Adelaide 9:14:20 - LMT 1895 Feb 9:00 - CST 1899 May 9:30 - CST 1917 Jan 1 0:01 - 9:30 Aus CST 1971 Oct lastSun 2:00 + 9:30 Aus CST 1971 Oct lastSun 2:00s 9:30 AS CST # Tasmania # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S -Rule AT 1967 only - Oct 1 2:00 1:00 - -Rule AT 1968 only - Mar 31 3:00 0 - -Rule AT 1968 1985 - Oct lastSun 2:00 1:00 - -Rule AT 1969 1971 - Mar Sun>=8 3:00 0 - -Rule AT 1972 only - Feb 27 3:00 0 - -Rule AT 1973 1981 - Mar Sun>=1 3:00 0 - -Rule AT 1982 1983 - Mar lastSun 3:00 0 - -Rule AT 1984 1986 - Mar Sun>=1 3:00 0 - -Rule AT 1986 only - Oct 19 2:00 1:00 - -Rule AT 1987 1990 - Mar Sun>=15 3:00 0 - -Rule AT 1987 1990 - Oct lastSun 2:00 1:00 - -Rule AT 1991 max - Oct Sun>=1 2:00 1:00 - -Rule AT 1991 max - Mar lastSun 3:00 0 - +Rule AT 1967 only - Oct 1 2:00s 1:00 - +Rule AT 1968 only - Mar 31 2:00s 0 - +Rule AT 1968 1985 - Oct lastSun 2:00s 1:00 - +Rule AT 1969 1971 - Mar Sun>=8 2:00s 0 - +Rule AT 1972 only - Feb 27 2:00s 0 - +Rule AT 1973 1981 - Mar Sun>=1 2:00s 0 - +Rule AT 1982 1983 - Mar lastSun 2:00s 0 - +Rule AT 1984 1986 - Mar Sun>=1 2:00s 0 - +Rule AT 1986 only - Oct 19 2:00s 1:00 - +Rule AT 1987 1990 - Mar Sun>=15 2:00s 0 - +Rule AT 1987 1990 - Oct lastSun 2:00s 1:00 - +Rule AT 1991 max - Oct Sun>=1 2:00s 1:00 - +Rule AT 1991 max - Mar lastSun 2:00s 0 - # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone Australia/Hobart 9:49:16 - LMT 1895 Sep 10:00 - EST 1917 Jan 1 0:01 - 10:00 Aus EST 1967 Oct 1 2:00 + 10:00 Aus EST 1967 Oct 1 2:00s 10:00 AT EST # Victoria # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S -Rule AV 1971 1985 - Oct lastSun 2:00 1:00 - -Rule AV 1972 only - Feb 27 3:00 0 - -Rule AV 1973 1985 - Mar Sun>=1 3:00 0 - -Rule AV 1986 1990 - Mar Sun>=15 3:00 0 - -Rule AV 1986 only - Oct 19 2:00 1:00 - -Rule AV 1987 max - Oct lastSun 2:00 1:00 - -Rule AV 1991 1994 - Mar Sun>=1 3:00 0 - -Rule AV 1995 max - Mar lastSun 3:00 0 - +Rule AV 1971 1985 - Oct lastSun 2:00s 1:00 - +Rule AV 1972 only - Feb 27 2:00s 0 - +Rule AV 1973 1985 - Mar Sun>=1 2:00s 0 - +Rule AV 1986 1990 - Mar Sun>=15 2:00s 0 - +Rule AV 1986 only - Oct 19 2:00s 1:00 - +Rule AV 1987 max - Oct lastSun 2:00s 1:00 - +Rule AV 1991 1994 - Mar Sun>=1 2:00s 0 - +Rule AV 1995 max - Mar lastSun 2:00s 0 - # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone Australia/Melbourne 9:39:52 - LMT 1895 Feb 10:00 - EST 1917 Jan 1 0:01 - 10:00 Aus EST 1971 Oct 31 2:00 + 10:00 Aus EST 1971 Oct 31 2:00s 10:00 AV EST # New South Wales # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S -Rule AN 1971 1985 - Oct lastSun 2:00 1:00 - -Rule AN 1972 only - Feb 27 3:00 0 - -Rule AN 1973 1985 - Mar Sun>=1 3:00 0 - -Rule AN 1986 1989 - Mar Sun>=15 3:00 0 - -Rule AN 1986 only - Oct 19 2:00 1:00 - -Rule AN 1987 max - Oct lastSun 2:00 1:00 - -Rule AN 1990 1995 - Mar Sun>=1 3:00 0 - -Rule AN 1996 max - Mar lastSun 3:00 0 - +Rule AN 1971 1985 - Oct lastSun 2:00s 1:00 - +Rule AN 1972 only - Feb 27 2:00s 0 - +Rule AN 1973 1981 - Mar Sun>=1 2:00s 0 - +Rule AN 1982 only - Apr Sun>=1 2:00s 0 - +Rule AN 1983 1985 - Mar Sun>=1 2:00s 0 - +Rule AN 1986 1989 - Mar Sun>=15 2:00s 0 - +Rule AN 1986 only - Oct 19 2:00s 1:00 - +Rule AN 1987 max - Oct lastSun 2:00s 1:00 - +Rule AN 1990 1995 - Mar Sun>=1 2:00s 0 - +Rule AN 1996 max - Mar lastSun 2:00s 0 - # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone Australia/Sydney 10:04:52 - LMT 1895 Feb 10:00 - EST 1917 Jan 1 0:01 - 10:00 Aus EST 1971 Oct 31 2:00 + 10:00 Aus EST 1971 Oct 31 2:00s 10:00 AN EST Zone Australia/Broken_Hill 9:25:48 - LMT 1895 Feb 10:00 - EST 1896 Aug 23 9:00 - CST 1899 May 9:30 - CST 1917 Jan 1 0:01 - 9:30 Aus CST 1971 Oct 31 2:00 + 9:30 Aus CST 1971 Oct 31 2:00s 9:30 AN CST -# Australian Capital Territory -# Zone NAME GMTOFF RULES FORMAT [UNTIL] -Zone Australia/Canberra 9:56:32 - LMT 1895 Feb - 10:00 - EST 1917 Jan 1 0:01 - 10:00 Aus EST 1971 Oct 31 2:00 - 10:00 AN EST 1981 Oct 25 2:00 - 10:00 1:00 EST 1982 Apr 4 3:00 - 10:00 AN EST +# Lord Howe Island +# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S +Rule LH 1981 1984 - Oct lastSun 2:00s 1:00 - +Rule LH 1982 1985 - Mar Sun>=1 2:00s 0 - +Rule LH 1985 only - Oct lastSun 2:00s 0:30 - +Rule LH 1986 1989 - Mar Sun>=15 2:00s 0 - +Rule LH 1986 only - Oct 19 2:00s 0:30 - +Rule LH 1987 max - Oct lastSun 2:00s 0:30 - +Rule LH 1990 1995 - Mar Sun>=1 2:00s 0 - +Rule LH 1996 max - Mar lastSun 2:00s 0 - +Zone Australia/Lord_Howe 10:36:20 - LMT 1895 Feb + 10:00 - EST 1981 Mar + 10:30 LH LHST # Australian miscellany # Zone NAME GMTOFF RULES FORMAT [UNTIL] -Zone Australia/Lord_Howe 10:36:20 - LMT 1895 Feb - 10:00 - EST 1981 Mar - 10:30 AN LHST Zone Indian/Christmas 7:02:52 - LMT 1895 Feb 7:00 - JVT # # Ashmore Is, Cartier +# no indigenous inhabitants; only seasonal caretakers # no information; probably like Australia/Perth # +# Coral Sea Is +# no indigenous inhabitants; only meteorologists +# no information +# # Macquarie, Manihiki, Penrhyn, Rakehanga # no information @@ -184,13 +193,19 @@ Zone Pacific/Guam 9:39:00 - LMT 1901 # Agana 10:00 - GST # Howland, Baker -# no information; probably like Pacific/Samoa +# uninhabited since World War II +# no information; was probably like Pacific/Pago_Pago # Jarvis -# no information; probably like Pacific/Kiritimati +# uninhabited since 1958 +# no information; was probably like Pacific/Kiritimati # Johnston -# no information; probably like Pacific/Honolulu +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Zone Pacific/Johnston -10:00 - HST + +# Kingman +# uninhabited # Kiribati # Zone NAME GMTOFF RULES FORMAT [UNTIL] @@ -203,6 +218,36 @@ Zone Pacific/Kiritimati -10:29:20 - LMT 1901 -10:40 - LIT 1979 Oct # Line Is Time -10:00 - THT +# N Mariana Is +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Zone Pacific/Saipan 9:43:00 - LMT 1901 + 9:00 - PLT 1969 Oct + 10:00 - GST + +# Marshall Is +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Zone Pacific/Majuro 11:24:48 - LMT 1901 + 11:00 - NCST 1969 Oct + 12:00 - NZST +Zone Pacific/Kwajalein 11:09:20 - LMT 1901 + 11:00 - NCST 1969 Oct + -12:00 - KJT 1993 Aug 20 + 12:00 - NZST + +# Micronesia +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Zone Pacific/Yap 9:12:32 - LMT 1901 # Colonia + 9:00 - PLT 1969 Oct + 10:00 - GST +Zone Pacific/Truk 10:07:08 - LMT 1901 + 10:00 - GST 1978 Oct + 11:00 - NCST +Zone Pacific/Ponape 10:32:52 - LMT 1901 # Kolonia + 11:00 - NCST +Zone Pacific/Kosrae 10:51:56 - LMT 1901 + 11:00 - NCST 1969 Oct + 12:00 - NZST + # Nauru # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone Pacific/Nauru 11:07:40 - LMT 1921 Jan 15 # Uaobe @@ -229,15 +274,16 @@ Zone Pacific/Noumea 11:05:48 - LMT 1912 Jan 13 Rule NZ 1868 only - Jan 1 0:00 0 S # Shanks gives 1927 Nov 6 - 1928 Mar 4, 1928 Oct 14 - 1929 Mar 17, # 1929 Oct 13 - 1930 Mar 16; go with Whitman. -Rule NZ 1927 only - Nov 26 2:00 1:00 D +Rule NZ 1927 only - Nov 26 2:00 0:30 HD Rule NZ 1928 1929 - Mar Sun>=1 2:00 0 S -Rule NZ 1928 only - Nov 4 2:00 1:00 D -Rule NZ 1929 only - Oct 30 2:00 1:00 D +Rule NZ 1928 only - Nov 4 2:00 0:30 HD +Rule NZ 1929 only - Oct 30 2:00 0:30 HD Rule NZ 1930 1933 - Mar Sun>=15 2:00 0 S -Rule NZ 1930 1933 - Oct Sun>=8 2:00 1:00 D -# Shanks says DST stopped 1940 Sep lastSun; go with Whitman for war years. -Rule NZ 1934 1944 - Apr lastSun 2:00 0 S -Rule NZ 1934 1944 - Sep lastSun 2:00 1:00 D +Rule NZ 1930 1933 - Oct Sun>=8 2:00 0:30 HD +# Whitman says DST went on and off during war years, and the base GMT offset +# didn't change until 1945 Apr 30; go with Shanks. +Rule NZ 1934 1940 - Apr lastSun 2:00 0 S +Rule NZ 1934 1939 - Sep lastSun 2:00 0:30 HD Rule NZ 1974 only - Nov 3 2:00s 1:00 D Rule NZ 1975 1988 - Oct lastSun 2:00s 1:00 D Rule NZ 1989 only - Oct 8 2:00s 1:00 D @@ -247,11 +293,9 @@ Rule NZ 1976 1989 - Mar Sun>=1 2:00s 0 S Rule NZ 1990 max - Mar Sun>=15 2:00s 0 S # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone Pacific/Auckland 11:39:04 - LMT 1868 - # Shanks gives 1940 Sep 29 2:00; - # go with Whitman. - 11:30 NZ NZ%sT 1945 Apr 29 2:00 + 11:30 NZ NZ%sT 1940 Sep 29 2:00 12:00 NZ NZ%sT -Zone Pacific/Chatham 12:45 - NZ-CHAT +Zone Pacific/Chatham 12:45 NZ CH%sT # Antipodes Is, Kermadec Is @@ -273,31 +317,13 @@ Zone Pacific/Norfolk 11:11:52 - LMT 1901 # Kingston 11:12 - NMT 1951 11:30 - NRFT -# Pacific Islands Trust Territories -# Zone NAME GMTOFF RULES FORMAT [UNTIL] -Zone Pacific/Majuro 11:24:48 - LMT 1901 - 11:00 - NCST 1969 Oct - 12:00 - NZST -Zone Pacific/Kwajalein 11:09:20 - LMT 1901 - 11:00 - NCST 1969 Oct - -12:00 - KJT 1993 Aug 20 - 12:00 - NZST -Zone Pacific/Truk 10:07:08 - LMT 1901 - 10:00 - GST 1978 Oct - 11:00 - NCST -Zone Pacific/Ponape 10:33:00 - LMT 1901 - 11:00 - NCST -Zone Pacific/Yap 9:12:24 - LMT 1901 - 9:00 - PLT 1969 Oct - 10:00 - GST - # Palau # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone Pacific/Palau 8:57:56 - LMT 1901 # Koror 9:00 - PLT # Palmyra -# no information; probably like Pacific/Kiritmati +# uninhabited since World War II; was probably like Pacific/Kiritmati # Papua New Guinea # Zone NAME GMTOFF RULES FORMAT [UNTIL] @@ -310,6 +336,20 @@ Zone Pacific/Port_Moresby 9:48:40 - LMT 1880 Zone Pacific/Pitcairn -8:40:20 - LMT 1901 # Adamstown -8:30 - PIT +# American Samoa +Zone Pacific/Pago_Pago 12:37:12 - LMT 1879 Jul 5 + -11:22:48 - LMT 1911 + -11:30 - SST 1950 + -11:00 - NST 1967 Apr # N=Nome + -11:00 - BST 1983 Nov 30 # B=Bering + -11:00 - SST # S=Samoa + +# W Samoa +Zone Pacific/Apia 12:33:04 - LMT 1879 Jul 5 + -11:26:56 - LMT 1911 + -11:30 - SST 1950 + -11:00 - SST + # Solomon Is # excludes Bougainville, for which see Papua New Guinea # Zone NAME GMTOFF RULES FORMAT [UNTIL] @@ -336,9 +376,11 @@ Zone Pacific/Funafuti 11:56:52 - LMT 1901 # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S Rule Vanuatu 1912 only - Jan 13 0:00 0 S Rule Vanuatu 1983 only - Sep 25 0:00 1:00 D -Rule Vanuatu 1984 max - Mar Sun>=23 0:00 0 S +Rule Vanuatu 1984 1991 - Mar Sun>=23 0:00 0 S Rule Vanuatu 1984 only - Oct 23 0:00 1:00 D -Rule Vanuatu 1985 max - Sep Sun>=23 0:00 1:00 D +Rule Vanuatu 1985 1990 - Sep Sun>=23 0:00 1:00 D +Rule Vanuatu 1991 max - Sep lastSun 0:00 1:00 D +Rule Vanuatu 1992 max - Mar lastSun 0:00 0 S # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone Pacific/Efate 11:13:16 - LMT 1912 Jan 13 # Vila 11:00 - NCST @@ -353,9 +395,6 @@ Zone Pacific/Wake 11:06:28 - LMT 1901 Zone Pacific/Wallis 12:15:20 - LMT 1901 12:00 - NZST -# Western Samoa -# See Pacific/Samoa in the `northamerica' file, of all places. - ############################################################################### # NOTES @@ -395,17 +434,18 @@ Zone Pacific/Wallis 12:15:20 - LMT 1901 # 11:00 NCST NCDT New Caledonia* # 11:30 NRFT Norfolk* # 12:00 NZST NZDT New Zealand -# 12:45 NZ-CHAT Chatham +# 12:45 CHST CHDT Chatham* # 13:00 TGT Tongatapu* # -12:00 KJT Kwajalein (no longer used)* # -11:00 SST Samoa # -10:40 LIT Line Is (no longer used)* # -10:00 THT Tahiti* +# -10:00 HST Hawaii # - 9:30 MQT Marquesas* # - 9:00 GBT Gambier* # - 8:30 PIT Pitcairn* # -# See the `northamerica' file for Hawaii and Samoa. +# See the `northamerica' file for Hawaii. # See the `southamerica' file for Easter I and the Galapagos Is. # # See the `africa' file for Zone naming conventions. @@ -438,16 +478,13 @@ Zone Pacific/Wallis 12:15:20 - LMT 1901 # 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 (November 8, 1994): +# 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 # reports that NSW's fall 1995 change will occur at 2:00, # but Robert Elz says it's been 3:00 in Victoria since 1970 # and perhaps the newspaper's `2:00' is referring to standard time. -# And Robert Uzgalis <buz@cs.aukuni.ac.nz> says that the New Zealand Daylight -# Savings Time Order in Council dated 1990-06-18 specifies 2:00 standard -# time on both the first Sunday in October and the third Sunday in March. -# For now we'll continue to assume 3:00 for changes since 1970. +# For now we'll continue to assume 2:00s for changes since 1960. # Northern Territory @@ -735,6 +772,12 @@ Zone Pacific/Wallis 12:15:20 - LMT 1901 # Lord Howe Island is located off the New South Wales coast, and is half an # hour ahead of NSW time. +# From Paul Eggert (1995-12-19): +# For Lord Howe we use Shanks through its time of publication (1991). +# Lord Howe is part of NSW, so we'll guess it has used the same transition +# times as NSW since 1991, even though Shanks writes that Lord Howe went +# with Victoria when NSW and Victoria disagreed in 1982. + ############################################################################### # New Zealand, from Elz' asia 1.1 @@ -764,6 +807,16 @@ Zone Pacific/Wallis 12:15:20 - LMT 1901 # The chosen rules use the Davies October 8 values for the start of DST in 1989 # rather than the October 1 value. +# From Paul Eggert (1995-12-19); +# Shanks reports 2:00 for all autumn changes in Australia and New Zealand. +# Robert Uzgalis <buz@cs.aukuni.ac.nz> writes that the New Zealand Daylight +# Savings Time Order in Council dated 1990-06-18 specifies 2:00 standard +# time on both the first Sunday in October and the third Sunday in March. +# As with Australia, we'll assume the tradition is 2:00s, not 2:00. +# +# Shanks gives no data for Chatham, but usno1995 says it's +12:45/+13:45. +# Guess NZ switchover rules for now. + ############################################################################### # Fiji @@ -772,6 +825,10 @@ Zone Pacific/Wallis 12:15:20 - LMT 1901 # enacted an ordinance standardizing the islands on +12:00. # Perhaps it didn't take. We go with Shanks's more precise date in 1915. +# Johnston + +# Johnston data is from usno1995. + # Kwajalein # In comp.risks 14.87 (26 August 1993), Peter Neumann writes: @@ -780,9 +837,16 @@ Zone Pacific/Wallis 12:15:20 - LMT 1901 # respect to the International Date Line, to rejoin its fellow islands, # going from 11:59 p.m. Thursday to 12:00 m. Saturday in a blink. -# Pacific Islands Trust Territories +# N Mariana Is, Guam # Howse writes (p 162) ``The Spaniards, on the other hand, reached the # Philippines and the Ladrones from America,'' and implies that the Ladrones # (now called the Marianas) kept American date for quite some time. # Ignore this for now, as we have no hard data. See also Asia/Manila. + +# Samoa + +# Howse writes that in 1879 the King of Samoa decided to change +# ``the date in his kingdom from the Antipodean to the American system, +# ordaining -- by a masterpiece of diplomatic flattery -- that +# the Fourth of July should be celebrated twice in that year.'' diff --git a/time/europe b/time/europe index 6c3ce4834a..85c05eef11 100644 --- a/time/europe +++ b/time/europe @@ -1,10 +1,10 @@ -# @(#)europe 7.17 +# @(#)europe 7.31 # 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 # tz@elsie.nci.nih.gov for general use in the future). -# From Paul Eggert <eggert@twinsun.com> (November 18, 1993): +# From Paul Eggert <eggert@twinsun.com> (1995-12-19): # A good source for time zone historical data outside the U.S. is # Thomas G. Shanks, The International Atlas (3rd edition), # San Diego: ACS Publications, Inc. (1991). @@ -32,17 +32,17 @@ # 2:00 EET+DST Eastern Europe # 3:00 MSK MSD Moscow # 3:00 TUR+DST Turkey (no longer used)* -# 4:00 KSK KSD Kuybyshev* -# 5:00 ESK ESD Yekaterinburg* -# 6:00 OSK OSD Omsk* -# 6:00 NSK NSD Novosibirsk (was 7:00 until 1994) -# 7:00 TSK TSD Tomsk* -# 8:00 ISK ISD Irkutsk* -# 9:00 YSK YSD Yakutsk* -# 10:00 VSK VSD Vladivostok* -# 11:00 GSK GSD Magadan* -# 12:00 PSK PSD Petropavlovsk-Kamchatski* -# 13:00 ASK ASD Anadyr* +# 4:00 KSK KSD Kuybyshev (was 3:00)* +# 5:00 ESK ESD Yekaterinburg (was 4:00) (was SSK, SSD)* +# 6:00 OSK OSD Omsk (was 5:00)* +# 6:00 NSK NSD Novosibirsk (was 7:00) +# 7:00 TSK TSD Tomsk (was 6:00)* +# 8:00 ISK ISD Irkutsk (was 7:00)* +# 9:00 YSK YSD Yakutsk (was 8:00)* +# 10:00 VSK VSD Vladivostok (was 9:00)* +# 11:00 MSK MSD Magadan (was 10:00)* +# 12:00 PSK PSD Petropavlovsk-Kamchatski (was 11:00)* +# 13:00 ASK ASD Anadyr (was 12:00)* # # See the `africa' file for Zone naming conventions. # @@ -54,7 +54,7 @@ # LST is Local Star Time (``mestnoe zvezdnoe vremya''). # From Peter Ilieve <peter@memex.co.uk> (December 4, 1994), -# The original six [EU members]: Belguim, France, (West) Germany, Italy, +# The original six [EU members]: Belgium, France, (West) Germany, Italy, # Luxembourg, the Netherlands. # Plus, from 1 Jan 73: Denmark, Ireland, United Kingdom. # Plus, from 1 Jan 81: Greece. @@ -65,9 +65,8 @@ # referendum in 1972, they are the only country to have said No twice. # Referendums in the other three countries voted Yes.) # ... -# The only [current nonmember using EU rules] I can speak for is Estonia, -# which uses EU dates but not at 01:00 GMT, they use midnight GMT. I don't -# think they know yet what they will do from 1996 onwards. +# Estonia ... uses EU dates but not at 01:00 GMT, they use midnight GMT. +# I don't think they know yet what they will do from 1996 onwards. # ... # There shouldn't be any [current members who are not using EU rules]. # A Directive has the force of law, member states are obliged to enact @@ -603,8 +602,8 @@ # seventh Summer Time Directive.... # From Peter Ilieve <peter@memex.co.uk> (March 28, 1994): -# The UK/Eire end date of 22 October [1995] conflicts with your current rule of -# Oct Sun>=23, and the historical UK formula of Sun after 4th Sat. +# The [GB-Eire] end date of 22 October [1995] conflicts with your current rule +# of Oct Sun>=23, and the historical UK formula of Sun after 4th Sat. # The last time 4th Sun and Sun after 4th Sat differed was in 1989, # when 29 October was used. That year was covered by a UK Summer Time Order # for only a single year and it looks as though there was a matching 4th EC @@ -895,10 +894,9 @@ Zone Europe/Minsk 1:50:16 - LMT 1880 3:00 Russia MS%s 1922 Oct 2:00 - EET 1930 Jun 21 3:00 Russia MS%s 1991 Mar 31 2:00s -# From Paul Eggert <eggert@twinsun.com> (May 28, 1994): A guess at recent dates: 2:00 1:00 "EET DST" 1991 Sep 29 2:00s - 2:00 - EET 1992 Jan 19 2:00s - 3:00 Russia MS%s + 2:00 M-Eur EET%s +# This may change to `EC' soon. # Belgium # Whitman and Shanks disagree; go with Shanks, usually. @@ -1128,11 +1126,6 @@ Rule France 1944 only - Apr 3 2:00 2:00 " DDST" Rule France 1944 only - Oct 8 1:00 1:00 " DST" Rule France 1945 only - Apr 2 2:00 2:00 " DDST" Rule France 1945 only - Sep 16 3:00 0 - -# From Paul Eggert <eggert@twinsun.com) (November 18, 1993): -# Shanks gives no times for 1975, but according to Cm722, -# France introduced summer time in 1975 from 20 March to 22 September. -Rule France 1975 only - Mar 20 2:00s 1:00 " DST" -Rule France 1975 only - Sep 22 2:00s 0 - Rule France 1976 only - Mar 28 2:00s 1:00 " DST" Rule France 1976 only - Sep lastSun 2:00s 0 - # Shanks gives 0:09 for Paris Mean Time, and Whitman gives 0:09:05, @@ -1428,7 +1421,7 @@ Zone Europe/Luxembourg 0:24:36 - LMT 1904 Jun 0:00 Lux WET%s 1929 Oct 6 2:00s 0:00 Belgium WET%s 1940 May 14 3:00 1:00 M-Eur WET%s 1944 Sep 18 3:00 - 1:00 Belgium MET%s 1979 + 1:00 Belgium MET%s 1977 1:00 EC MET%s # Macedonia @@ -1767,13 +1760,12 @@ Zone Asia/Vladivostok 8:47:44 - LMT 1880 9:00 1:00 VSD 1991 Sep 29 2:00s 9:00 - VSK 1992 Jan 19 2:00s 10:00 Russia VS%s -# MSK is taken; settle for GSK. Zone Asia/Magadan 10:03:12 - LMT 1924 May 2 - 10:00 - GSK 1957 Mar - 11:00 Russia GS%s 1991 Mar 31 2:00s - 10:00 1:00 GSD 1991 Sep 29 2:00s - 10:00 - GSK 1992 Jan 19 2:00s - 11:00 Russia GS%s + 10:00 - MSK 1957 Mar + 11:00 Russia MS%s 1991 Mar 31 2:00s + 10:00 1:00 MSD 1991 Sep 29 2:00s + 10:00 - MSK 1992 Jan 19 2:00s + 11:00 Russia MS%s # This name should be Asia/Petropavlovsk-Kamchatski, but that's too long. Zone Asia/Kamchatka 10:34:36 - LMT 1924 May 2 11:00 - PSK 1957 Mar diff --git a/time/northamerica b/time/northamerica index bb9b414a29..c62699fcb9 100644 --- a/time/northamerica +++ b/time/northamerica @@ -1,4 +1,4 @@ -# @(#)northamerica 7.17 +# @(#)northamerica 7.21 # also includes Central America and the Caribbean # This data is by no means authoritative; if you think you know better, @@ -14,25 +14,24 @@ # United States +# From Paul Eggert <eggert@twinsun.com> (1995-12-19): +# A good source for time zone historical data in the US is +# Thomas G. Shanks, The American Atlas (5th edition), +# San Diego: ACS Publications, Inc. (1991). +# Make sure you have the errata sheet; the book is somewhat useless without it. +# It is the source for the US and Puerto Rico entries below. + # From Arthur David Olson: # US Daylight Saving Time ended on the last Sunday of *October* in 1974. # See, for example, the front page of the Saturday, October 26, 1974 # and Sunday, October 27, 1974 editions of the Washington Post. -# From seismo!munnari!kre: -# I recall also being told by someone once that Canada didn't have -# the DST variations in 74/75 that the US did, but I am not nearly -# sure enough of this to add anything. - -# From Arthur David Olson: -# The above has been confirmed by Bob Devine; we'll go with it here. - # From Arthur David Olson: # Before the Uniform Time Act of 1966 took effect in 1967, observance of # Daylight Saving Time in the US was by local option, except during wartime. # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S -Rule US 1918 1919 - Mar lastSun 2:00 1:00 D +Rule US 1918 1919 - Mar lastSun 2:00 1:00 W # War Rule US 1918 1919 - Oct lastSun 2:00 0 S Rule US 1942 only - Feb 9 2:00 1:00 W # War Rule US 1945 only - Sep 30 2:00 0 S @@ -55,6 +54,10 @@ Rule US 1987 max - Apr Sun>=1 2:00 1:00 D # The YST zone now covers nearly all of the state, AHST just part # of the Aleutian islands. No DST. +# From Paul Eggert (1995-12-19): +# The tables below use `NST', not `NT', for Nome Standard Time. +# I invented `CAWT' for Central Alaska War Time. + # From U. S. Naval Observatory (January 19, 1989): # USA EASTERN 5 H BEHIND UTC NEW YORK, WASHINGTON # USA EASTERN 4 H BEHIND UTC APR 3 - OCT 30 @@ -110,90 +113,321 @@ Rule US 1987 max - Apr Sun>=1 2:00 1:00 D # Hawaii-Aleutian standard time # Samoa standard time # The law doesn't give abbreviations. +# +# From Paul Eggert (1995-12-19): +# Shanks uses 1983-10-30, not 1983-11-30, for the 1983 transitions. +# Go with Shanks. + +# US Eastern time, represented by New York +# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER +Rule NYC 1920 only - Mar lastSun 2:00 1:00 D +Rule NYC 1920 only - Oct lastSun 2:00 0 S +Rule NYC 1921 1966 - Apr lastSun 2:00 1:00 D +Rule NYC 1921 1954 - Sep lastSun 2:00 0 S +Rule NYC 1955 1966 - Oct lastSun 2:00 0 S +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Zone America/New_York -4:56:02 - LMT 1883 Nov 18 12:00 + -5:00 US E%sT 1920 + -5:00 NYC E%sT 1942 + -5:00 US E%sT 1946 + -5:00 NYC E%sT 1967 + -5:00 US E%sT + +# US Central time, represented by Chicago +# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER +Rule Chicago 1920 only - Jun 13 2:00 1:00 D +Rule Chicago 1920 1921 - Oct lastSun 2:00 0 S +Rule Chicago 1921 only - Mar lastSun 2:00 1:00 D +Rule Chicago 1922 1966 - Apr lastSun 2:00 1:00 D +Rule Chicago 1922 1954 - Sep lastSun 2:00 0 S +Rule Chicago 1955 1966 - Oct lastSun 2:00 0 S +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Zone America/Chicago -5:50:36 - LMT 1883 Nov 18 12:00 + -6:00 US C%sT 1920 + -6:00 Chicago C%sT 1936 Mar 1 2:00 + -5:00 - EST 1936 Nov 15 2:00 + -6:00 Chicago C%sT 1942 + -6:00 US C%sT 1946 + -6:00 Chicago C%sT 1967 + -6:00 US C%sT + +# US Mountain time, represented by Denver +# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER +Rule Denver 1920 1921 - Mar lastSun 2:00 1:00 D +Rule Denver 1920 only - Oct lastSun 2:00 0 S +Rule Denver 1921 only - May 22 2:00 0 S +Rule Denver 1965 1966 - Apr lastSun 2:00 1:00 D +Rule Denver 1965 1966 - Oct lastSun 2:00 0 S +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Zone America/Denver -6:59:56 - LMT 1883 Nov 18 12:00 + -7:00 US E%sT 1920 + -7:00 Denver E%sT 1942 + -7:00 US E%sT 1946 + -7:00 Denver E%sT 1967 + -7:00 US E%sT + +# US Pacific time, represented by Los Angeles +# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER +Rule CA 1948 only - Mar 14 2:00 1:00 D +Rule CA 1949 only - Jan 1 2:00 0 S +Rule CA 1950 1966 - Apr lastSun 2:00 1:00 D +Rule CA 1950 1961 - Sep lastSun 2:00 0 S +Rule CA 1962 1966 - Oct lastSun 2:00 0 S +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Zone America/Los_Angeles -7:52:58 - LMT 1883 Nov 18 12:00 + -8:00 US P%sT 1946 + -8:00 CA P%sT 1967 + -8:00 US P%sT -# From Paul Eggert <eggert@twinsun.com> (August 16, 1994): +# Alaska +# AK%sT is the modern abbreviation for -9:00 per USNO. +# +# From Paul Eggert (1995-12-19): # Howse writes that Alaska switched from the Julian to the Gregorian calendar, # and from east-of-GMT to west-of-GMT days, in 1867 when the US purchased it -# from Russia. We don't have this data pinned down yet, though. - -# Easy stuff first--including Alaska, where we ignore history (since we -# can't tell if we should give Yukon time or Alaska-Hawaii time for "old" -# times). - +# from Russia. We omit this transition, since we can't represent changes +# from Julian to Gregorian. +# # Zone NAME GMTOFF RULES FORMAT [UNTIL] -Zone America/New_York -5:00 US E%sT -Zone America/Chicago -6:00 US C%sT -Zone America/Denver -7:00 US M%sT -Zone America/Los_Angeles -8:00 US P%sT -Zone America/Anchorage -9:00 US AK%sT - # AK%sT is the abbreviation per USNO +Zone America/Juneau -8:57:41 - LMT 1900 Aug 20 12:00 + -8:00 - PST 1942 + -8:00 US P%sT 1946 + -8:00 - PST 1969 + -8:00 US P%sT 1983 Oct 30 2:00 + -9:00 US AK%sT +Zone America/Yakutat -9:18:55 - LMT 1900 Aug 20 12:00 + -9:00 - YST 1942 + -9:00 US Y%sT 1946 + -9:00 - YST 1969 + -9:00 US Y%sT 1983 Oct 30 2:00 + -9:00 US AK%sT +Zone America/Anchorage -9:59:36 - LMT 1900 Aug 20 12:00 + -10:00 - CAT 1942 + -10:00 US CAT/CAWT 1946 + -10:00 - CAT 1967 Apr + -10:00 - AHST 1969 + -10:00 US AH%sT 1983 Oct 30 2:00 + -9:00 US AK%sT +Zone America/Nome -11:01:38 - LMT 1900 Aug 20 12:00 + -11:00 - NST 1942 + -11:00 US N%sT 1946 + -11:00 - NST 1967 Apr + -11:00 - BST 1969 + -11:00 US B%sT 1983 Oct 30 2:00 + -9:00 US AK%sT +Zone America/Adak -11:46:38 - LMT 1900 Aug 20 12:00 + -11:00 - NST 1942 + -11:00 US N%sT 1946 + -11:00 - NST 1967 Apr + -11:00 - BST 1969 + -11:00 US B%sT 1983 Oct 30 2:00 + -10:00 US HA%sT +# Shanks writes that part of southwest Alaska (e.g. Aniak) +# switched from -11:00 to -10:00 on 1968-09-22 at 02:00, +# and another part (e.g. Akiak) made the same switch five weeks later. +# These switches don't quite make our 1970 cutoff. + +# Hawaii +# +# From Arthur David Olson: +# And then there's Hawaii. +# DST was observed for one day in 1933; +# standard time was changed by half an hour in 1947; +# it's always standard as of 1986. +# +# From Paul Eggert: +# Shanks says the 1933 experiment lasted for three weeks. Go with Shanks. +# +Zone Pacific/Honolulu -10:31:26 - LMT 1900 Jan 1 12:00 + -10:30 - HST 1933 Apr 30 2:00 + -10:30 1:00 HDT 1933 May 21 2:00 + -10:30 US H%sT 1947 Jun 8 2:00 + -10:00 - HST -# Mainland US areas that are always Standard as of 1986. +Zone Pacific/Midway -11:49:28 - LMT 1901 + -11:00 - NST 1967 Apr # N=Nome + -11:00 - BST 1983 Nov 30 # B=Bering + -11:00 - SST # S=Samoa -Zone America/Fort_Wayne -5:00 US E%sT 1946 - -5:00 - EST # Always EST as of 1986 -# From Arthur David Olson (October 28, 1991): -# An article on page A3 of the Sunday, October 27, 1991 Washington Post -# notes that Starke County switched from Central time to Eastern time as of -# October 27, 1991. -Zone America/Knox_IN -6:00 US C%sT 1991 Oct 27 2:00 - -5:00 - EST # Always EST as of 1991 -Zone America/Phoenix -7:00 US M%sT 1946 - -7:00 - MST # Always MST as of 1986 +# Now we turn to US areas that have diverged from the consensus since 1970. +# Arizona mostly uses MST. +Zone America/Phoenix -7:28:18 - LMT 1883 Nov 18 12:00 + -7:00 US M%sT 1944 Jan 1 00:01 + -7:00 - MST 1944 Mar 17 00:01 + -7:00 US M%sT 1944 Oct 1 00:01 + -7:00 - MST 1967 + -7:00 US M%sT 1968 + -7:00 - MST # From Arthur David Olson (February 13, 1988): -# However. . .a writer from the Inter Tribal Council of Arizona, Inc., +# A writer from the Inter Tribal Council of Arizona, Inc., # notes in private correspondence dated 12/28/87 that "Presently, only the # Navajo Nation participates in the Daylight Saving Time policy, due to its # large size and location in three states." (The "only" means that other # tribal nations don't use DST.) -Link America/Denver America/Shiprock - -# From Bob Devine (January 28, 1988): -# Michigan didn't observe DST from 1968 to 1973. +Link America/Denver America/Shiprock -Zone America/Detroit -5:00 US E%sT 1968 - -5:00 - EST 1973 - -5:00 US E%sT +# Southern Idaho and eastern Oregon switched four weeks late in 1974. +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Zone America/Boise -7:44:49 - LMT 1883 Nov 18 12:00 + -8:00 US P%sT 1923 May 13 2:00 + -7:00 US M%sT 1974 + -7:00 - MST 1974 Feb 3 2:00 + -7:00 US M%sT -# Samoa just changes names. No DST, per Naval Observatory. +# Indiana # -# Howse writes that in 1879 the King of Samoa decided to change -# ``the date in his kingdom from the Antipodean to the American system, -# ordaining -- by a masterpiece of diplomatic flattery -- that -# the Fourth of July should be celebrated twice in that year.'' - -Zone Pacific/Samoa 12:37:12 - LMT 1879 Jul 5 - -11:22:48 - LMT 1911 - -11:30 - SST 1950 - -11:00 - NST 1967 Apr # N=Nome - -11:00 - BST 1983 Nov 30 # B=Bering - -11:00 - SST # S=Samoa - -Zone Pacific/Midway -11:49:28 - LMT 1901 - -11:00 - NST 1967 Apr # N=Nome - -11:00 - BST 1983 Nov 30 # B=Bering - -11:00 - SST # S=Samoa - -# Aleutian has a name change. DST, per Naval Observatory. - -Zone America/Atka -10:00 US AH%sT 1983 Nov 30 - -10:00 US HA%sT +# From Paul Eggert (1995-12-19): +# Indiana generally observes either EST all year, or CST/CDT, +# but areas near Cincinnati and Louisville use those cities' timekeeping +# and in 1969 and 1970 the whole state observed daylight time; +# and there are other exceptions as noted below. +# Shanks partitions Indiana into 345 regions, each with its own time history, +# and writes ``Even newspaper reports present contradictory information.'' +# Fortunately, most of the complexity occurred before our cutoff date of 1970. +# +# Since 1970, EST-only Indiana has been like America/Indianapolis, +# with exceptions noted below for Crawford, Starke, and Switzerland counties. +# The parts of Indiana not listed below have been like America/Chicago, +# America/Louisville, or America/New_York. +# +# Other than Indianapolis, the Indiana place names are so nondescript +# that they would be ambiguous if we left them at the `America' level. +# So we reluctantly put them all in a subdirectory `America/Indiana'. +# +# Most of EST-only Indiana last observed DST in 1970. +# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER +Rule Indianapolis 1941 only - Jun 22 2:00 1:00 D +Rule Indianapolis 1941 1954 - Sep lastSun 2:00 0 S +Rule Indianapolis 1946 1954 - Apr lastSun 2:00 1:00 D +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Zone America/Indianapolis -5:44:38 - LMT 1883 Nov 18 12:00 + -6:00 US C%sT 1920 + -6:00 Indianapolis C%sT 1942 + -6:00 US C%sT 1946 + -6:00 Indianapolis C%sT 1955 Apr 24 2:00 + -5:00 - EST 1957 Sep 29 2:00 + -6:00 - CST 1958 Apr 27 2:00 + -5:00 - EST 1969 + -5:00 US E%sT 1971 + -5:00 - EST +Link America/Indianapolis America/Indiana/Indianapolis +# +# Part of Crawford County, Indiana, last observed DST in 1975, +# and left its clocks alone in 1974. +# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER +Rule Marengo 1951 only - Apr lastSun 2:00 1:00 D +Rule Marengo 1951 only - Sep lastSun 2:00 0 S +Rule Marengo 1954 1960 - Apr lastSun 2:00 1:00 D +Rule Marengo 1954 1960 - Sep lastSun 2:00 0 S +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Zone America/Indiana/Marengo -5:45:23 - LMT 1883 Nov 18 12:00 + -6:00 US C%sT 1951 + -6:00 Marengo C%sT 1961 Apr 30 2:00 + -5:00 - EST 1969 + -5:00 US E%sT 1974 Jan 6 2:00 + -6:00 1:00 CDT 1974 Oct 27 2:00 + -5:00 US E%sT 1976 + -5:00 - EST +# +# Starke County, Indiana +# From Arthur David Olson (October 28, 1991): +# An article on page A3 of the Sunday, October 27, 1991 Washington Post +# notes that Starke County switched from Central time to Eastern time as of +# October 27, 1991. +# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER +Rule Starke 1947 1961 - Apr lastSun 2:00 1:00 D +Rule Starke 1947 1954 - Sep lastSun 2:00 0 S +Rule Starke 1955 1956 - Oct lastSun 2:00 0 S +Rule Starke 1957 1958 - Sep lastSun 2:00 0 S +Rule Starke 1959 1961 - Oct lastSun 2:00 0 S +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Zone America/Indiana/Knox -5:46:30 - LMT 1883 Nov 18 12:00 + -6:00 US C%sT 1947 + -6:00 Starke C%sT 1962 Apr 29 2:00 + -5:00 - EST 1963 Oct 27 2:00 + -6:00 US C%sT 1991 Oct 27 2:00 + -5:00 - EST +# +# Switzerland County, Indiana, last observed DST in 1972. +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Zone America/Indiana/Vevay -5:40:16 - LMT 1883 Nov 18 12:00 + -6:00 US C%sT 1954 Apr 25 2:00 + -5:00 - EST 1969 + -5:00 US E%sT 1973 + -5:00 - EST -# From Arthur David Olson: -# And then there's Hawaii. -# DST was observed for one day in 1933; -# Standard time was change by half an hour in 1947; -# it's always standard as of 1986. +# Part of Kentucky left its clocks alone in 1974. +# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER +Rule Louisville 1921 only - May 1 2:00 1:00 D +Rule Louisville 1921 only - Sep 1 2:00 0 S +Rule Louisville 1941 1961 - Apr lastSun 2:00 1:00 D +Rule Louisville 1941 only - Sep lastSun 2:00 0 S +Rule Louisville 1946 only - Jun 2 2:00 0 S +Rule Louisville 1950 1955 - Sep lastSun 2:00 0 S +Rule Louisville 1956 1960 - Oct lastSun 2:00 0 S +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Zone America/Louisville -5:43:02 - LMT 1883 Nov 18 12:00 + -6:00 US C%sT 1921 + -6:00 Louisville C%sT 1942 + -6:00 US C%sT 1946 + -6:00 Louisville C%sT 1961 Jul 23 2:00 + -5:00 - EST 1968 + -5:00 US E%sT 1974 Jan 6 2:00 + -6:00 1:00 CDT 1974 Oct 27 2:00 + -5:00 US E%sT -Zone Pacific/Honolulu -10:30 US H%sT 1933 Apr 30 2:00 - -10:30 1:00 HDT 1933 May 1 2:00 - -10:30 US H%sT 1947 Jun 8 2:00 - -10:00 - HST +# Michigan +# +# From Bob Devine (January 28, 1988): +# Michigan didn't observe DST from 1968 to 1973. +# +# From Paul Eggert (1995-12-19): +# Shanks writes that Michigan started using standard time on 1885 Sep 18, +# but Howse (p 126) writes that Detroit kept +# +# local time until 1900 when the City Council decreed that clocks should +# be put back twenty-eight minutes to Central Standard Time. Half the +# city obeyed, half refused. After considerable debate, the decision +# was rescinded and the city reverted to Sun time. A derisive offer to +# erect a sundial in front of the city hall was referred to the +# Committee on Sewers. Then, in 1905, Central time was adopted +# by city vote. +# +# This story is too entertaining to be false, so go with Howse over Shanks. +# +# Most of Michigan observed DST from 1973 on, but was a bit late in 1975. +# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER +Rule Detroit 1948 only - Apr lastSun 2:00 1:00 D +Rule Detroit 1948 only - Sep lastSun 2:00 0 S +Rule Detroit 1967 only - Jun 14 2:00 1:00 D +Rule Detroit 1967 only - Oct lastSun 2:00 0 S +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Zone America/Detroit -5:32:11 - LMT 1905 + -6:00 - CST 1915 May 15 2:00 + -5:00 - EST 1942 + -5:00 US E%sT 1946 + -5:00 Detroit E%sT 1973 + -5:00 US E%sT 1975 + -5:00 - EST 1975 Apr 27 2:00 + -5:00 US E%sT +# +# The Michigan border with Wisconsin switched from EST to CST/CDT in 1973. +# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER +Rule Menominee 1946 only - Apr lastSun 2:00 1:00 D +Rule Menominee 1946 only - Sep lastSun 2:00 0 S +Rule Menominee 1966 only - Apr lastSun 2:00 1:00 D +Rule Menominee 1966 only - Oct lastSun 2:00 0 S +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Zone America/Menominee -5:50:27 - LMT 1885 Sep 18 12:00 + -6:00 US C%sT 1946 + -6:00 Menominee C%sT 1969 Apr 27 2:00 + -5:00 - EST 1973 Apr 29 2:00 + -6:00 US C%sT # Navassa -# no information; probably like America/New_York +# uninhabited # Old names, for S5 users @@ -203,7 +437,7 @@ Link America/New_York EST5EDT Link America/Chicago CST6CDT Link America/Denver MST7MDT Link America/Los_Angeles PST8PDT -Link America/Fort_Wayne EST +Link America/Indianapolis EST Link America/Phoenix MST Link Pacific/Honolulu HST @@ -211,7 +445,7 @@ Link Pacific/Honolulu HST # From Paul Eggert <eggert@twinsun.com> (November 18, 1993): -# A good source for time zone historical data outside the U.S. is +# A good source for time zone historical data outside the US is # Thomas G. Shanks, The International Atlas (3rd edition), # San Diego: ACS Publications, Inc. (1991). # Except where otherwise noted, it is the source for the data below. @@ -369,7 +603,7 @@ Rule StJohns 1951 1986 - Apr lastSun 2:00 1:00 D Rule StJohns 1951 1959 - Sep lastSun 2:00 0 S Rule StJohns 1960 max - Oct lastSun 2:00 0 S Rule StJohns 1987 only - Apr Sun>=1 2:00 1:00 D -Rule StJohns 1988 only - Apr Sun>=1 2:00 2:00 D +Rule StJohns 1988 only - Apr Sun>=1 2:00 2:00 DD Rule StJohns 1989 max - Apr Sun>=1 2:00 1:00 D # St John's has an apostrophe, but Posix file names can't have apostrophes. # Zone NAME GMTOFF RULES FORMAT [UNTIL] @@ -572,7 +806,7 @@ Zone America/Whitehorse -9:00:12 - LMT 1900 Aug 20 # Rules prior to 1987 are unknown. # The comments in the OAG say "Only Ensenada, Mexicale, San Felipe and Tijuana # observe DST." This is presumably Baja California Norte, above 28th parallel, -# as listed there; Mexico/BajaSur is for "Baja California Sur and N. Pacific +# as listed there; [there is also] "Baja California Sur and N. Pacific # Coast (States of Sinaloa and Sonora)." # From Bob Devine (January 28, 1988): @@ -730,7 +964,7 @@ Zone America/Cayman -5:25:32 - LMT 1890 # Georgetown -5:00 - EST # Clipperton -# no information +# uninhabited # Costa Rica # Shanks gives some very odd dates for 1991, and stops there. @@ -913,9 +1147,9 @@ Zone America/Panama -5:18:08 - LMT 1890 # Puerto Rico # There are too many San Juans elsewhere, so we'll use `Puerto_Rico'. # Zone NAME GMTOFF RULES FORMAT [UNTIL] -Zone America/Puerto_Rico -4:24:28 - LMT 1899 Mar 28 12:00 # San Juan +Zone America/Puerto_Rico -4:24:25 - LMT 1899 Mar 28 12:00 # San Juan -4:00 - AST 1942 May 3 - -4:00 1:00 ADT 1945 Sep 30 2:00 + -4:00 1:00 AWT 1945 Sep 30 2:00 -4:00 - AST # St Kitts-Nevis @@ -949,7 +1183,12 @@ Zone America/Grand_Turk -4:44:32 - LMT 1890 -5:00 - EST 1979 Apr 29 2:00 -5:00 US E%sT -# Virgin Is (British and US) +# British Virgin Is +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Zone America/Tortola -4:18:28 - LMT 1911 Jul # Road Town + -4:00 - AST + +# Virgin Is # Zone NAME GMTOFF RULES FORMAT [UNTIL] -Zone America/Virgin -4:19:44 - LMT 1911 Jul # Charlotte Amalie +Zone America/St_Thomas -4:19:44 - LMT 1911 Jul # Charlotte Amalie -4:00 - AST diff --git a/time/pacificnew b/time/pacificnew index 0c3ac86c2f..0cabd5a7e8 100644 --- a/time/pacificnew +++ b/time/pacificnew @@ -1,4 +1,4 @@ -# @(#)pacificnew 7.7 +# @(#)pacificnew 7.8 # From Arthur David Olson (April 5, 1989): # On April 5, 1989, the U. S. House of Representatives passed (238-154) a bill @@ -18,9 +18,9 @@ ## Rule Twilite XXXX max uspres Nov Sun>=7 2:00 0 S ## Rule Twilite XXXX max nonpres Oct lastSun 2:00 0 S -# Zone NAME GMTOFF RULES/SAVE FORMAT [UNTIL] -## Zone US/Pacific-PET -8:00 US P%sT XXXX -## -8:00 Twilite P%sT +# Zone NAME GMTOFF RULES/SAVE FORMAT [UNTIL] +## Zone America/Los_Angeles-PET -8:00 US P%sT XXXX +## -8:00 Twilite P%sT # For now... Link America/Los_Angeles US/Pacific-New ## diff --git a/time/solar87 b/time/solar87 index a4e2f39df9..3f32347973 100644 --- a/time/solar87 +++ b/time/solar87 @@ -1,4 +1,4 @@ -# @(#)solar87 7.2 +# @(#)solar87 7.3 # So much for footnotes about Saudi Arabia. # Apparent noon times below are for Riyadh; your mileage will vary. @@ -380,7 +380,9 @@ Rule sol87 1987 only - Dec 31 12:02:45s -0:02:45 - # Riyadh is at about 46 degrees 46 minutes East: 3 hrs, 7 mins, 4 secs # Before and after 1987, we'll operate on local mean solar time. -# Zone NAME GMTOFF RULES/SAVE FORMAT [UNTIL] -Zone Mideast/Riyadh87 3:07:04 - ?? 1987 - 3:07:04 sol87 ?? 1988 - 3:07:04 - ?? +# Zone NAME GMTOFF RULES/SAVE FORMAT [UNTIL] +Zone Asia/Riyadh87 3:07:04 - ?? 1987 + 3:07:04 sol87 ?? 1988 + 3:07:04 - ?? +# For backward compatibility... +Link Asia/Riyadh87 Mideast/Riyadh87 diff --git a/time/solar88 b/time/solar88 index 0384b17a07..41a64e5023 100644 --- a/time/solar88 +++ b/time/solar88 @@ -1,4 +1,4 @@ -# @(#)solar88 7.2 +# @(#)solar88 7.3 # Apparent noon times below are for Riyadh; they're a bit off for other places. # Times were computed using formulas in the U.S. Naval Observatory's @@ -380,7 +380,9 @@ Rule sol88 1988 only - Dec 31 12:03:05s -0:03:05 - # Riyadh is at about 46 degrees 46 minutes East: 3 hrs, 7 mins, 4 secs # Before and after 1988, we'll operate on local mean solar time. -# Zone NAME GMTOFF RULES/SAVE FORMAT [UNTIL] -Zone Mideast/Riyadh88 3:07:04 - ?? 1988 - 3:07:04 sol88 ?? 1989 - 3:07:04 - ?? +# Zone NAME GMTOFF RULES/SAVE FORMAT [UNTIL] +Zone Asia/Riyadh88 3:07:04 - ?? 1988 + 3:07:04 sol88 ?? 1989 + 3:07:04 - ?? +# For backward compatibility... +Link Asia/Riyadh88 Mideast/Riyadh88 diff --git a/time/solar89 b/time/solar89 index 3221f976c3..5a720a8dfd 100644 --- a/time/solar89 +++ b/time/solar89 @@ -1,4 +1,4 @@ -# @(#)solar89 7.2 +# @(#)solar89 7.3 # Apparent noon times below are for Riyadh; they're a bit off for other places. # Times were computed using a formula provided by the U. S. Naval Observatory: @@ -385,7 +385,9 @@ Rule sol89 1989 only - Dec 31 12:03:00s -0:03:00 - # Riyadh is at about 46 degrees 46 minutes East: 3 hrs, 7 mins, 4 secs # Before and after 1989, we'll operate on local mean solar time. -# Zone NAME GMTOFF RULES/SAVE FORMAT [UNTIL] -Zone Mideast/Riyadh89 3:07:04 - ?? 1989 - 3:07:04 sol89 ?? 1990 - 3:07:04 - ?? +# Zone NAME GMTOFF RULES/SAVE FORMAT [UNTIL] +Zone Asia/Riyadh89 3:07:04 - ?? 1989 + 3:07:04 sol89 ?? 1990 + 3:07:04 - ?? +# For backward compatibility... +Link Asia/Riyadh88 Mideast/Riyadh88 diff --git a/time/southamerica b/time/southamerica index 52da58f4f2..893d038908 100644 --- a/time/southamerica +++ b/time/southamerica @@ -1,4 +1,4 @@ -# @(#)southamerica 7.8 +# @(#)southamerica 7.11 # 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 @@ -107,6 +107,12 @@ Zone America/Buenos_Aires -3:53:48 - LMT 1894 Nov -4:00 Arg A%sT 1969 Oct 5 -3:00 Arg AR%sT +# Aruba +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Zone America/Aruba -4:40:24 - LMT 1912 Feb 12 # Oranjestad + -4:30 - NAST 1965 # Netherlands Antilles + -4:00 - AST + # Bolivia # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone America/La_Paz -4:32:36 - LMT 1890 @@ -121,8 +127,8 @@ Zone America/La_Paz -4:32:36 - LMT 1890 # ending dates, giving them as "estimated date(s) based on previous year". We # infer a rule here from one example, always a dangerous practice.... Yes, # they really do switch on Saturday, according to the OAG. -# "Brazil/Acre" is for the Territory of Acre; "Brazil/DeNoronha" is for -# Fernando De Noronha. +# "[America/Porto_Acre]" is for the Territory of Acre; +# "[America/Noronha]" is for Fernando De Noronha. # From Bob Devine (January 28, 1988): # The only information I found is that there was no DST up to 1985. @@ -199,21 +205,17 @@ Zone America/Porto_Acre -4:31:12 - LMT 1914 # Chile -# From Guy Harris: -# The OAG lists October 11, 1987 and March 12, 1988 as the starting and -# ending dates, giving them as "estimated date(s) based on previous year." - -# From Bob Devine (January 28, 1988): -# Chile has had 2nd Sunday in October to 2nd Sunday in March DST since 1977. -# Switch is at midnight. OAG is right. +# From Eduardo Krell (1995-10-19): +# The law says to switch to DST at midnight [24:00] on the second SATURDAY +# of October.... The law is the same for March and October. # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S Rule Chile 1918 only - Sep 1 0:00 1:00 D Rule Chile 1919 only - Jul 2 0:00 0 S Rule Chile 1927 1931 - Sep 1 0:00 1:00 D Rule Chile 1928 1932 - Apr 1 0:00 0 S -Rule Chile 1969 max - Oct Sun>=8 0:00 1:00 D -Rule Chile 1970 max - Mar Sun>=8 0:00 0 S +Rule Chile 1969 max - Oct Sun>=9 0:00 1:00 D +Rule Chile 1970 max - Mar Sun>=9 0:00 0 S # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone America/Santiago -4:42:40 - LMT 1890 -4:43 - SMT 1910 # Santiago Mean Time @@ -334,7 +336,7 @@ Zone Atlantic/South_Georgia -2:26:08 - LMT 1890 # Grytviken -2:00 - FST # South Sandwich Is -# no information +# uninhabited # Suriname # Zone NAME GMTOFF RULES FORMAT [UNTIL] @@ -352,7 +354,6 @@ Zone America/Port_of_Spain -4:06:04 - LMT 1912 Mar 2 # Uruguay # From Paul Eggert <eggert@twinsun.com> (November 18, 1993): # Uruguay wins the prize for the strangest peacetime manipulation of the rules. -# Your guess is as good as mine for what happened after 1989. # From Shanks (1991): # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S Rule Uruguay 1920 only - May 1 0:00 0 S |