diff options
author | Roland McGrath <roland@gnu.org> | 1994-08-22 19:22:58 +0000 |
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committer | Roland McGrath <roland@gnu.org> | 1994-08-22 19:22:58 +0000 |
commit | cce268dfab48dae434c0af2e0a01796252980fa0 (patch) | |
tree | 1e3af11e51eff1895117bcbe71160a79af63eaa5 /time | |
parent | 110febc258106eca7aab6a151c9be676acbb4637 (diff) |
New data from ADO & Eggert.
Diffstat (limited to 'time')
-rw-r--r-- | time/asia | 19 | ||||
-rw-r--r-- | time/australasia | 43 | ||||
-rw-r--r-- | time/europe | 79 | ||||
-rw-r--r-- | time/northamerica | 20 |
4 files changed, 139 insertions, 22 deletions
@@ -1,10 +1,10 @@ -# @(#)asia 7.10 +# @(#)asia 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 # 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> (August 18, 1994): # # A good source for time zone historical data outside the U.S. is # Thomas G. Shanks, The International Atlas (3rd edition), @@ -15,6 +15,10 @@ # Whitman Publishing Co, 2 Niagara Av, Ealing, London (undated), which # I found in the UCLA library. # +# A reliable and entertaining source about time zones is +# Derek Howse, Greenwich time and the discovery of the longitude, +# Oxford University Press (1980). +# # I invented the abbreviations marked `*' in the following table; # the rest are from earlier versions of this file, or from other sources. # Corrections are welcome! @@ -287,7 +291,7 @@ Zone Asia/Calcutta 5:53:28 - LMT 1880 5:30 - IST 1942 Sep 5:30 1:00 IST 1945 Oct 15 5:30 - IST -# The following are like India/Calcutta: +# The following are like Asia/Calcutta: # Andaman Is # Lakshadweep (Laccadive, Minicoy and Amindivi Is) # Nicobar Is @@ -509,11 +513,9 @@ Zone Asia/Amman 2:23:44 - LMT 1931 2:00 Jordan EET%s # Kazakhstan -# From Paul Eggert <eggert@twinsun.com> (November 18, 1993): -# Before 1993, Almaty was known by its Russian name ``Alma-Ata''. # From Shanks (1991): # Zone NAME GMTOFF RULES FORMAT [UNTIL] -Zone Asia/Almaty 5:07:48 - LMT 1924 May 2 +Zone Asia/Alma-Ata 5:07:48 - LMT 1924 May 2 5:00 - TSK 1957 Mar 6:00 Russia TS%s @@ -673,6 +675,8 @@ Zone Asia/Gaza 2:17:52 - LMT 1900 Oct # This will undoubtedly change soon. # Philippines +# Howse writes (p 162) that until 1844 the Philippines kept American date. +# The rest of this data is from Shanks. # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S Rule Phil 1899 only - May 11 0:00 0 S Rule Phil 1936 only - Nov 1 0:00 1:00 D @@ -682,7 +686,8 @@ Rule Phil 1954 only - Jul 1 0:00 0 S Rule Phil 1978 only - Mar 22 0:00 1:00 D Rule Phil 1978 only - Sep 21 0:00 0 S # Zone NAME GMTOFF RULES FORMAT [UNTIL] -Zone Asia/Manila 8:04:00 - LMT 1899 May 11 +Zone Asia/Manila -15:56:00 - LMT 1844 + 8:04:00 - LMT 1899 May 11 8:00 Phil P%sT 1942 May 9:00 - JST 1944 Nov 8:00 Phil P%sT diff --git a/time/australasia b/time/australasia index c023b9ecf2..15f520acd4 100644 --- a/time/australasia +++ b/time/australasia @@ -1,4 +1,4 @@ -# @(#)australasia 7.19 +# @(#)australasia 7.20 # This file also includes Pacific islands. # Notes are at the end of this file @@ -52,7 +52,7 @@ 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 max even Mar Sun>=22 3:00 0 - +Rule AS 1990 max even Mar Sun>=18 3:00 0 - Rule AS 1990 max odd Mar Sun>=1 3:00 0 - # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone Australia/Adelaide 9:14:20 - LMT 1895 Feb @@ -181,7 +181,7 @@ Zone Pacific/Guam 9:39:00 - LMT 1901 # Agana # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone Pacific/Tarawa 11:32:04 - LMT 1901 # Bairiki 12:00 - NZST -Zone Pacific/Enderbury -12:35:40 - LMT 1901 +Zone Pacific/Enderbury -11:24:20 - LMT 1901 -12:00 - KJT 1979 Oct -11:00 - SST Zone Pacific/Kiritimati -10:29:20 - LMT 1901 @@ -330,7 +330,7 @@ Zone Pacific/Wake 11:06:28 - LMT 1901 # Wallis and Futuna # Zone NAME GMTOFF RULES FORMAT [UNTIL] -Zone Pacific/Wallis 11:44:40 - LMT 1901 +Zone Pacific/Wallis 12:15:20 - LMT 1901 12:00 - NZST # Western Samoa @@ -344,11 +344,19 @@ Zone Pacific/Wallis 11:44:40 - LMT 1901 # 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> (August 18, 1994): # 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). -# Except where noted below, it is the source for the data above. +# Except where noted, it is the source for the data above. +# +# Another source occasionally used is Edward W. Whitman, World Time Differences, +# Whitman Publishing Co, 2 Niagara Av, Ealing, London (undated), which +# I found in the UCLA library. +# +# A reliable and entertaining source about time zones is +# Derek Howse, Greenwich time and the discovery of the longitude, +# Oxford University Press (1980). # # I invented the abbreviations marked `*' in the following table; # the rest are from earlier versions of this file, or from other sources. @@ -547,6 +555,16 @@ Zone Pacific/Wallis 11:44:40 - LMT 1901 # numbered year (from 1990). That's when the Adelaide Festival # is on... +# From Robert Elz (March 16, 1992, 00:57:07 +1000): +# DST didn't end in Adelaide today (yesterday).... +# But whether it's "4th Sunday" or "2nd last Sunday" I have no idea whatever... +# (it's just as likely to be "the Sunday we pick for this year"...). + +# From Bradley White (April 11, 1994): +# If Sun, 15 March, 1992 was at +1030 as kre asserts, but yet Sun, 20 March, +# 1994 was at +0930 as John Connolly's customer seems to assert, then I can +# only conclude that the actual rule is more complicated.... + # Australia/Tasmania # From Bradley White (March 4, 1991): @@ -706,6 +724,12 @@ Zone Pacific/Wallis 11:44:40 - LMT 1901 ############################################################################### +# Fiji + +# Howse writes (p 162) that in 1879 the British governor of Fiji +# enacted an ordinance standardizing the islands on +12:00. +# Perhaps it didn't take. We go with Shanks's more precise date in 1915. + # Kwajalein # In comp.risks 14.87 (26 August 1993), Peter Neumann writes: @@ -713,3 +737,10 @@ Zone Pacific/Wallis 11:44:40 - LMT 1901 # August 20, 1993. Thursday night at midnight Kwajalein switched sides with # 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 + +# 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. diff --git a/time/europe b/time/europe index f73ca6ac92..9abf677ef4 100644 --- a/time/europe +++ b/time/europe @@ -1,4 +1,4 @@ -# @(#)europe 7.15 +# @(#)europe 7.16 # 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 @@ -35,7 +35,8 @@ # 4:00 KSK KSD Kuybyshev* # 5:00 ESK ESD Yekaterinburg* # 6:00 OSK OSD Omsk* -# 7:00 NSK NSD Novosibirsk +# 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* @@ -56,6 +57,27 @@ # United Kingdom +# From Peter Ilieve <peter@memex.co.uk> (July 6, 1994): +# +# On 17 Jan 1994 the Independent, a UK quality newspaper, had a piece about +# historical vistas along the Thames in west London. There was a photo +# and a sketch map showing some of the sightlines involved. One paragraph +# of the text said: +# +# `An old stone obelisk marking a forgotten terrestrial meridian stands +# beside the river at Kew. In the 18th century, before time and longditude +# was standardised by the Royal Observatory in Greenwich, scholars observed +# this stone and the movement of stars from Kew Observatory nearby. They +# made their calculations and set the time for the Horse Guards and Parliament, +# but now the stone is obscured by scrubwood and can only be seen by walking +# along the towpath within a few yards of it.' +# +# I have a one inch to one mile map of London and my estimate of the stone's +# position is 51 deg. 28' 30" N, 0 deg. 18' 45" W. The longditude should +# be within about +-2". The Ordnance Survey grid reference is TQ172761. +# +# [This yields GMTOFF = -0:01:15 for London LMT in the 18th century.] + # From Paul Eggert <eggert@twinsun.com> (November 18, 1993): # # Howse writes that Britain was the first country to use standard time. @@ -548,6 +570,28 @@ # 1993 28 Mar 24 Oct fixed # 1994 27 Mar 23 Oct fixed +# From Peter Ilieve <peter@memex.co.uk> (June 8, 1994): +# The European Union bureaucracy has edged a step closer to a 7th Directive +# on summer-time arrangements. I have the text of a Common Position +# (EC No 9/94) and a statement of the Council's reasons dated 4 March 94, +# reported in the Official Journal of the EC, No. C 137/38--41.... +# The dates again: +# Year Start End End (UK & Eire, 1995 only) +# (rule) (last Sun) (last Sun) (4th Sun) +# 1995 26 March 24 September 22 October +# 1996 31 March 27 October +# 1997 30 March 26 October + +# 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 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 +# directive for just this year. I don't have the text of the 5th EC +# directive (for 1990--92) but my guess would be it said 4th Sun. +# To maintain strict historical accuracy you could start a new UK ending rule +# of Oct Sun>=22 in 1990. # From Paul Eggert <eggert@twinsun.com> (November 18, 1993): # @@ -652,9 +696,13 @@ Rule GB-Eire 1972 1980 - Oct Sun>=23 2:00s 0 GMT # Current rules Rule GB-Eire 1981 max - Mar lastSun 1:00s 1:00 BST Rule GB-Eire 1981 max - Oct Sun>=23 1:00s 0 GMT +# Under the 7th EU proposal, replace the above line with the following three: +#Rule GB-Eire 1981 1989 - Oct Sun>=23 1:00s 0 GMT +#Rule GB-Eire 1990 1995 - Oct Sun>=22 1:00s 0 GMT +#Rule GB-Eire 1996 max - Oct lastSun 1:00s 0 GMT # Zone NAME GMTOFF RULES FORMAT [UNTIL] -Zone Europe/London -0:00:37 - LMT 1847 Sep 22 +Zone Europe/London -0:01:15 - LMT 1847 Sep 22 0:00 GB-Eire %s 1968 Feb 18 2:00 1:00 - BST 1971 Oct 31 2:00 0:00 GB-Eire %s @@ -708,6 +756,9 @@ Rule M-Eur 1977 1980 - Apr Sun>=1 2:00s 1:00 " DST" Rule M-Eur 1977 only - Sep lastSun 2:00s 0 - Rule M-Eur 1978 only - Oct 1 2:00s 0 - Rule M-Eur 1979 max - Sep lastSun 2:00s 0 - +# Under the 7th EU proposal, replace the above line with the following two: +#Rule M-Eur 1979 1995 - Sep lastSun 2:00s 0 - +#Rule M-Eur 1996 max - Oct lastSun 2:00s 0 - Rule M-Eur 1981 max - Mar lastSun 2:00s 1:00 " DST" Rule E-Eur 1981 max - Mar lastSun 3:00s 1:00 " DST" @@ -945,7 +996,7 @@ Zone Europe/Copenhagen 0:50:20 - LMT 1890 1:00 M-Eur MET%s 1945 Apr 2 2:00 1:00 Denmark MET%s 1980 Apr 6 2:00 1:00 M-Eur MET%s -Zone Atlantic/Faeroe 0:27:04 - LMT 1908 Jan 11 # Torshavn +Zone Atlantic/Faeroe -0:27:04 - LMT 1908 Jan 11 # Torshavn 0:00 - WET 1981 Mar 29 1:00 0:00 W-Eur WET%s Zone America/Scoresbysund -1:29:00 - LMT 1916 Jul 28 @@ -1269,7 +1320,7 @@ Zone Europe/Riga 1:36:24 - LMT 1880 # Liechtenstein # Zone NAME GMTOFF RULES FORMAT [UNTIL] -Zone Europe/Vaduz 0:30:04 - LMT 1894 Jun +Zone Europe/Vaduz 0:38:04 - LMT 1894 Jun 1:00 - MET 1981 Mar 29 2:00 1:00 M-Eur MET%s @@ -1618,12 +1669,26 @@ Zone Asia/Omsk 4:53:36 - LMT 1924 May 2 5:00 1:00 OSD 1991 Sep 29 2:00s 5:00 - OSK 1992 Jan 19 2:00s 6:00 Russia OS%s +# From Stanislaw A. Kuzikowski <S.A.Kuz@iae.nsk.su> (June 29, 1994): +# 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. +# Tomsk is still 4 hours ahead of Moscow. Zone Asia/Novosibirsk 5:31:40 - LMT 1924 May 2 6:00 - NSK 1957 Mar 7:00 Russia NS%s 1991 Mar 31 2:00s 6:00 1:00 NSD 1991 Sep 29 2:00s 6:00 - NSK 1992 Jan 19 2:00s - 7:00 Russia NS%s + 7:00 Russia NS%s 1994 Mar 27 2:00s + 6:00 1:00 NSD 1994 Sep 25 2:00s + 6:00 Russia NS%s +Zone Asia/Tomsk 5:39:52 - LMT 1924 May 2 + 6:00 - TSK 1957 Mar + 7:00 Russia TS%s 1991 Mar 31 2:00s + 6:00 1:00 TSD 1991 Sep 29 2:00s + 6:00 - TSK 1992 Jan 19 2:00s + 7:00 Russia TS%s Zone Asia/Irkutsk 6:57:20 - LMT 1880 6:57 - LST 1924 May 2 7:00 - ISK 1957 Mar @@ -1725,7 +1790,7 @@ Rule Spain 1976 1977 - Sep lastSun 1:00 0 - Rule Spain 1977 1978 - Apr 2 23:00 1:00 " DST" Rule Spain 1978 only - Oct 1 1:00 0 - # Zone NAME GMTOFF RULES FORMAT [UNTIL] -Zone Europe/Madrid 0:14:44 - LMT 1901 +Zone Europe/Madrid -0:14:44 - LMT 1901 0:00 Spain WET%s 1946 Sep 30 1:00 Spain MET%s 1979 Apr 1 2:00 1:00 M-Eur MET%s diff --git a/time/northamerica b/time/northamerica index fb4557646f..9cd74b174c 100644 --- a/time/northamerica +++ b/time/northamerica @@ -1,10 +1,15 @@ -# @(#)northamerica 7.10 +# @(#)northamerica 7.11 # also includes Central America and the Caribbean # 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 17, 1994): +# A reliable and entertaining source about time zones is +# Derek Howse, Greenwich time and the discovery of the longitude, +# Oxford University Press (1980). + ############################################################################### # United States @@ -106,6 +111,11 @@ Rule US 1987 max - Apr Sun>=1 2:00 1:00 D # Samoa standard time # The law doesn't give abbreviations. +# From Paul Eggert <eggert@twinsun.com> (August 16, 1994): +# 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). @@ -148,8 +158,14 @@ Zone America/Detroit -5:00 US E%sT 1968 -5:00 US E%sT # Samoa just changes names. No DST, per Naval Observatory. +# +# 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 -11:22:48 - LMT 1911 +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 |