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-rw-r--r--share/zoneinfo/datfiles/africa16
-rw-r--r--share/zoneinfo/datfiles/antarctica49
-rw-r--r--share/zoneinfo/datfiles/asia114
-rw-r--r--share/zoneinfo/datfiles/australasia50
-rw-r--r--share/zoneinfo/datfiles/europe121
-rw-r--r--share/zoneinfo/datfiles/northamerica63
-rw-r--r--share/zoneinfo/datfiles/southamerica177
-rw-r--r--share/zoneinfo/datfiles/zone.tab15
8 files changed, 369 insertions, 236 deletions
diff --git a/share/zoneinfo/datfiles/africa b/share/zoneinfo/datfiles/africa
index b84d6dcd209..f0cf017fd2b 100644
--- a/share/zoneinfo/datfiles/africa
+++ b/share/zoneinfo/datfiles/africa
@@ -1,10 +1,10 @@
-# @(#)africa 7.25
+# @(#)africa 7.28
# 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> (1997-10-05):
+# From Paul Eggert <eggert@twinsun.com> (1999-03-22):
#
# A good source for time zone historical data outside the U.S. is
# Thomas G. Shanks, The International Atlas (4th edition),
@@ -24,8 +24,7 @@
# 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).
+# Derek Howse, Greenwich time and longitude, Antique Collectors Club (1997).
#
# Previous editions of this database used WAT, CAT, SAT, and EAT
# for +0:00 through +3:00, respectively,
@@ -207,9 +206,9 @@ Rule Egypt 1984 1988 - May 1 1:00 1:00 S
Rule Egypt 1989 only - May 6 1:00 1:00 S
Rule Egypt 1990 1994 - May 1 1:00 1:00 S
# IATA (after 1990) says transitions are at 0:00.
-# Go with IATA starting in 1995.
+# Go with IATA starting in 1995, except correct 1995 entry from 09-30 to 09-29.
Rule Egypt 1995 max - Apr Fri>=22 0:00s 1:00 S
-Rule Egypt 1995 max - Sep lastFri 23:00s 0 -
+Rule Egypt 1995 max - Sep lastThu 23:00s 0 -
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone Africa/Cairo 2:05:00 - LMT 1900 Oct
@@ -470,7 +469,8 @@ Zone Atlantic/St_Helena -0:22:48 - LMT 1890 # Jamestown
# The other parts of the St Helena territory are similar:
# Tristan da Cunha: on GMT, say Whitman and the CIA
# Ascension: on GMT, says usno1995 and the CIA
-# Gough (scientific station since 1955): on GMT, says the CIA
+# Gough (scientific station since 1955; sealers wintered previously):
+# on GMT, says the CIA
# Inaccessible, Nightingale: no information, but probably GMT
# Sao Tome and Principe
@@ -522,7 +522,7 @@ Zone Africa/Johannesburg 1:52:00 - LMT 1892 Feb 8
# on 1994-04-03 at 00:00.
#
# Marion and Prince Edward Is
-# weather station since 1947
+# scientific station since 1947
# no information
# Sudan
diff --git a/share/zoneinfo/datfiles/antarctica b/share/zoneinfo/datfiles/antarctica
index f5422b2bf1a..feee35033f4 100644
--- a/share/zoneinfo/datfiles/antarctica
+++ b/share/zoneinfo/datfiles/antarctica
@@ -1,14 +1,13 @@
-# @(#)antarctica 7.14
+# @(#)antarctica 7.15
-# From Paul Eggert (1997-03-28):
-# To keep things manageable, we list only locations occupied year-round;
-# see
-# <a href="http://earth.agu.org/amen/nations.html">
+# From Paul Eggert (1999-03-22):
+# To keep things manageable, we list only locations occupied year-round; see
+# <a href="http://www.delm.tas.gov.au/comnap/members.html">
# Antarctic Activities of Member Nations of the Antarctic Treaty (1996-05-24)
# </a>
# and
# <a href="http://www.spri.cam.ac.uk/bob/periant.htm">
-# Summary of the Peri-Antarctic Islands (1996-09-05)
+# Summary of the Peri-Antarctic Islands (1998-07-23)
# </a>
# for information.
# Unless otherwise specified, we have no time zone information.
@@ -28,8 +27,12 @@ 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 max - Oct Sun>=9 0:00 1:00 S
-Rule ChileAQ 1970 max - Mar Sun>=9 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 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
+Rule ChileAQ 2000 max - Mar Sun>=9 0:00 0 -
# Argentina - 6 year-round bases
@@ -38,6 +41,7 @@ Rule ChileAQ 1970 max - Mar Sun>=9 0:00 0 -
# Australia - territories
# Heard Island, McDonald Islands (uninhabited)
+# previously sealers and scientific personnel wintered
#
# year-round bases
# Casey, Bailey Peninsula, since 1969
@@ -89,9 +93,10 @@ Zone Antarctica/Mawson 0 - ___ 1954 Feb 13
# Martin-de-Vivies Base, Amsterdam Island, -374105+0773155, since 1950
# Alfred-Faure Base, Crozet Islands, -462551+0515152, since 1964
# Port-aux-Francais, Kerguelen Islands, -492110+0701303, since 1951;
-# a whaling and sealing station operated 1908-14, 1920-29, and 1951-56
+# whaling & sealing station operated 1908/1914, 1920/1929, and 1951/1956
#
-# St Paul Island - near Amsterdam, uninhabited since 1931
+# St Paul Island - near Amsterdam, uninhabited
+# fishing stations operated variously 1819/1931
#
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone Indian/Kerguelen 0 - ___ 1950 # Port-aux-Francais
@@ -123,6 +128,22 @@ Zone Antarctica/DumontDUrville 0 - ___ 1947
# Japan - year-round bases
# Dome Fuji
# Syowa
+#
+# From Hideyuki Suzuki (1999-02-06):
+# In all Japanese stations, +0300 is used as the standard time. [See]
+# <a href="http://www.crl.go.jp/uk/uk201/basyo.htm">[reference in Japanese]</a>
+# and information from KAMO Hiroyasu <wd@ics.nara-wu.ac.jp>.
+#
+# Syowa station, which is the first antarctic station of Japan,
+# was established on 1957-01-29. Since Syowa station is still the main
+# station of Japan, it's appropriate for the principal location.
+# Zone NAME GMTOFF RULES FORMAT [UNTIL]
+Zone Antarctica/Syowa 0 - ___ 1957 Jan 29
+ 3:00 - SYOT # Syowa Time
+# See:
+# <a href="http://www.nipr.ac.jp/english/jare.html">
+# Japanese Antarctic Research Expedition (JARE) (1998-04-09)
+# </a>
# S Korea - year-round base
# King Sejong, King George Island, since 1988
@@ -169,10 +190,12 @@ Rule NZAQ 1990 max - Mar Sun>=15 2:00s 0 S
# British Antarctic Territories (BAT) claims
# South Orkney Islands
# scientific station from 1903
-# whaling station at Signy I 1920-1926
+# whaling station at Signy I 1920/1926
# South Shetland Islands
-# whaling station at Deception I 1912-1931
-# scientific station from 1943
+# whaling station at Deception I 1912/1931
+# scientific station from 1943;
+# previously sealers and a scientific expedition wintered by accident,
+# and a garrison was deployed briefly
#
# year-round bases
# Halley, Coates Land, -7535-2619, since 1956-01-06
diff --git a/share/zoneinfo/datfiles/asia b/share/zoneinfo/datfiles/asia
index 9406aca86a0..23047d52293 100644
--- a/share/zoneinfo/datfiles/asia
+++ b/share/zoneinfo/datfiles/asia
@@ -1,10 +1,10 @@
-# @(#)asia 7.40
+# @(#)asia 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
# tz@elsie.nci.nih.gov for general use in the future).
-# From Paul Eggert <eggert@twinsun.com> (1996-11-22):
+# From Paul Eggert <eggert@twinsun.com> (1999-03-22):
#
# A good source for time zone historical data outside the U.S. is
# Thomas G. Shanks, The International Atlas (4th edition),
@@ -25,8 +25,7 @@
# 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).
+# Derek Howse, Greenwich time and longitude, Antique Collectors Club (1997).
#
# I invented the abbreviations marked `*' in the following table;
# the rest are from earlier versions of this file, or from other sources.
@@ -40,6 +39,7 @@
# 5:30 IST India
# 7:00 ICT Indochina*
# 8:00 CST China
+# 9:00 CJT Central Japanese Time (1896/1937)*
# 9:00 JST Japan
# 9:00 KST Korea
# 9:30 CST (Australian) Central Standard Time
@@ -246,6 +246,10 @@ Zone Asia/Hong_Kong 7:36:36 - LMT 1904 Oct 30
# Taiwan
+# Shanks (1995) writes that Taiwan observed DST during 1945, when it
+# was still controlled by Japan. This is hard to believe, but we don't
+# have any other information.
+
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
Rule Taiwan 1945 1951 - May 1 0:00 1:00 D
Rule Taiwan 1945 1951 - Oct 1 0:00 0 S
@@ -295,11 +299,13 @@ Rule Cyprus 1976 only - Oct 11 0:00 0 -
Rule Cyprus 1977 1980 - Apr Sun>=1 0:00 1:00 S
Rule Cyprus 1977 only - Sep 25 0:00 0 -
Rule Cyprus 1978 only - Oct 2 0:00 0 -
-Rule Cyprus 1979 max - Sep lastSun 0:00 0 -
-Rule Cyprus 1981 max - Mar lastSun 0:00 1:00 S
+Rule Cyprus 1979 1997 - Sep lastSun 0:00 0 -
+Rule Cyprus 1981 1998 - Mar lastSun 0:00 1:00 S
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone Asia/Nicosia 2:13:28 - LMT 1921 Nov 14
- 2:00 Cyprus EE%sT
+ 2:00 Cyprus EE%sT 1998 Sep
+ 2:00 EUAsia EE%sT
+# IATA SSIM (1998-09) has Cyprus using EU rules for the first time.
# Georgia
# From Paul Eggert <eggert@twinsun.com> (1994-11-19):
@@ -321,7 +327,8 @@ Zone Asia/Tbilisi 2:59:16 - LMT 1880
3:00 RussiaAsia GE%sT 1992 # Georgia Time
3:00 E-EurAsia GE%sT 1994 Sep lastSun
4:00 E-EurAsia GE%sT 1996 Oct lastSun
- 5:00 - GET
+ 4:00 1:00 GEST 1997 Mar lastSun
+ 4:00 E-EurAsia GE%sT
# India
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
@@ -509,22 +516,21 @@ Rule Zion 1988 only - Apr 9 0:00 1:00 D
Rule Zion 1988 only - Sep 3 0:00 0 S
# From Ephraim Silverberg <ephraim@cs.huji.ac.il>
-# (1997-03-04 and 1998-03-16):
+# (1997-03-04, 1998-03-16 and 1998-12-28):
# According to the Office of the Secretary General of the Ministry of
# Interior, there is NO set rule for Daylight-Savings/Standard time changes.
-# Each year they decide anew what havoc to wreak on the country. However,
-# there is a "supposed" set of rules which is subject to change depending
-# on the party the Minister of Interior, the size of the coalition
-# government, the phase of the moon and the direction of the wind. Hence,
-# changes may need to be made on a semi-annual basis. One thing is entrenched
-# in law, however: that there must be at least 150 days of daylight savings
-# time annually. Ever since 1993, the change to daylight savings time is
-# on a Thursday night from midnight IST to 1 a.m IDT. The change back to
-# standard time is on a Saturday night from midnight daylight savings time
-# to 11 p.m. standard time. 1996 is an exception to this rule where the
-# change back to standard time took place on Sunday night instead of Saturday
-# night to avoid conflicts with the Jewish New Year.
+# One thing is entrenched in law, however: that there must be at least 150
+# days of daylight savings time annually. From 1993-1998, the change to
+# daylight savings time was on a Friday morning from midnight IST to
+# 1 a.m IDT; up until 1998, the change back to standard time was on a
+# Saturday night from midnight daylight savings time to 11 p.m. standard
+# time. 1996 is an exception to this rule where the change back to standard
+# time took place on Sunday night instead of Saturday night to avoid
+# conflicts with the Jewish New Year. Starting in 1999, the change to
+# daylight savings time will still be on a Friday morning but from
+# 2 a.m. IST to 3 a.m. IDT; furthermore, the change back to standard time
+# will now also be on a Friday morning from 2 a.m. IDT to 1 a.m. IST.
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
Rule Zion 1989 only - Apr 30 0:00 1:00 D
@@ -555,13 +561,12 @@ Rule Zion 1995 only - Sep 3 0:00 0 S
# ftp://ftp.huji.ac.il/pub/tz/announcements/1996-1998.ramon.ps.gz
#
# The dates for 1997-1998 were altered by his successor, Rabbi Eli Suissa.
-# The official announcement for the year 1997 can be viewed at:
#
-# ftp://ftp.huji.ac.il/pub/tz/announcements/1997.ps.gz
+# The official announcements for the years 1997-1999 can be viewed at:
#
-# The official announcement for the year 1998 can be viewed at:
+# ftp://ftp.huji.ac.il/pub/tz/announcements/YYYY.ps.gz
#
-# ftp://ftp.huji.ac.il/pub/tz/announcements/1998.ps.gz
+# where YYYY is the relevant year.
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
Rule Zion 1996 only - Mar 15 0:00 1:00 D
@@ -570,19 +575,21 @@ Rule Zion 1997 only - Mar 21 0:00 1:00 D
Rule Zion 1997 only - Sep 14 0:00 0 S
Rule Zion 1998 only - Mar 20 0:00 1:00 D
Rule Zion 1998 only - Sep 6 0:00 0 S
+Rule Zion 1999 only - Apr 2 2:00 1:00 D
+Rule Zion 1999 only - Sep 3 2:00 0 S
-# From Member of Knesset Avraham Poraz, as quoted in Ha'aretz (1998-09-02):
-# [The 1998-09-06 transition is to] serve the interests of a small minority
-# of ultra-Orthodox Sephardic Jews who, during the [Hebrew] month of Elul,
-# recite Slihot penitential prayers in the early morning hours
-# and thus find daylight time inconvenient.
+# Due to imminent elections in 1999, there are no dates for the year 2000
+# and beyond. There was a move to legislate the DST rules in Israel, but
+# due to the government's fall, it most likely won't be brought to the Knesset
+# for first reading before the elections and will probably be altered by the
+# newly elected government.
-# From Paul Eggert (1998-01-12):
-# Here are guesses for rules after 1998.
+# From Paul Eggert (1999-01-30):
+# Here are guesses for rules after 1999.
# They are probably wrong, but they are more likely than no DST at all.
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
-Rule Zion 1999 max - Mar Fri>=15 0:00 1:00 D
-Rule Zion 1999 max - Sep Sun>=1 0:00 0 S
+Rule Zion 2000 max - Apr Fri>=1 2:00 1:00 D
+Rule Zion 2000 max - Sep Fri>=1 2:00 0 S
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone Asia/Jerusalem 2:20:56 - LMT 1880
@@ -609,13 +616,36 @@ Zone Asia/Jerusalem 2:20:56 - LMT 1880
# but the only locations using it were US military bases.
# We go with Shanks and omit daylight saving in those years for Asia/Tokyo.
+# From Hideyuki Suzuki (1998-11-09):
+# 'Tokyo' usually stands for the former location of Tokyo Astronomical
+# Observatory: E 139 44' 40".90 (9h 18m 58s.727), N 35 39' 16".0.
+# This data is from 'Rika Nenpyou (Chronological Scientific Tables) 1996'
+# edited by National Astronomical Observatory of Japan....
+# JST (Japan Standard Time) has been used since 1888-01-01 00:00 (JST).
+# The law is enacted on 1886-07-07.
+
+# From Hideyuki Suzuki (1998-11-16):
+# The ordinance No. 51 (1886) established "standard time" in Japan,
+# which stands for the time on E 135 degree.
+# In the ordinance No. 167 (1895), "standard time" was renamed to "central
+# standard time". And the same ordinance also established "western standard
+# time", which stands for the time on E 120 degree.... But "western standard
+# time" was abolished in the ordinance No. 529 (1937). In the ordinance No.
+# 167, there is no mention regarding for what place western standard time is
+# standard....
+#
+# I wrote "ordinance" above, but I don't know how to translate.
+# In Japanese it's "chokurei", which means ordinance from emperor.
+
+# Shanks claims JST in use since 1896, and that a few places (e.g. Ishigaki)
+# use +0800; go with Suzuki. Guess that all ordinances took effect on Jan 1.
+
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
-Zone Asia/Tokyo 9:19:04 - LMT 1896
+Zone Asia/Tokyo 9:18:59 - LMT 1887 Dec 31 15:00u
+ 9:00 - JST 1896
+ 9:00 - CJT 1938
9:00 - JST
-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.
+# Since 1938, all Japanese possessions have been like Asia/Tokyo.
# Jordan
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
@@ -918,7 +948,7 @@ Zone Asia/Gaza 2:17:52 - LMT 1900 Oct
# no information
# Philippines
-# Howse writes (p 162) that until 1844 the Philippines kept American date.
+# Howse writes 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 1936 only - Nov 1 0:00 1:00 S
@@ -1017,8 +1047,8 @@ Rule Syria 1991 1992 - Oct 1 0:00 0 -
Rule Syria 1992 only - Apr 8 0:00 1:00 S
Rule Syria 1993 only - Mar 26 0:00 1:00 S
Rule Syria 1993 only - Sep 25 0:00 0 -
-# IATA SSIM (1996-09) says 1997-03-31; (1998-02) says 1998-04-02,
-# 1999-03-29, and 1999-09-29; ignore all these claims for now.
+# IATA SSIM (1996-09) says 1997-03-31; (1998-02) says 1998-04-02;
+# (1998-09) says 1999-03-29 and 1999-09-29; ignore all these claims for now.
Rule Syria 1994 max - Apr 1 0:00 1:00 S
Rule Syria 1994 max - Oct 1 0:00 0 -
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
diff --git a/share/zoneinfo/datfiles/australasia b/share/zoneinfo/datfiles/australasia
index 7e52f181fe5..c5b018e9526 100644
--- a/share/zoneinfo/datfiles/australasia
+++ b/share/zoneinfo/datfiles/australasia
@@ -1,4 +1,4 @@
-# @(#)australasia 7.44
+# @(#)australasia 7.46
# This file also includes Pacific islands.
# Notes are at the end of this file
@@ -110,9 +110,11 @@ 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 1987 1999 - 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 -
+Rule AV 2000 only - Aug 26 2:00s 1:00 -
+Rule AV 2001 max - Oct lastSun 2:00s 1:00 -
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone Australia/Melbourne 9:39:52 - LMT 1895 Feb
10:00 - EST 1917 Jan 1 0:01
@@ -128,9 +130,11 @@ 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 1987 1999 - 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 -
+Rule AN 2000 only - Aug 26 2:00s 1:00 -
+Rule AN 2001 max - Oct lastSun 2:00s 1:00 -
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone Australia/Sydney 10:04:52 - LMT 1895 Feb
10:00 - EST 1917 Jan 1 0:01
@@ -169,7 +173,7 @@ Zone Australia/Lord_Howe 10:36:20 - LMT 1895 Feb
#
# Macquarie
# permanent occupation (scientific station) since 1948;
-# sealing and penguin oil station operated 1888-1917
+# sealing and penguin oil station operated 1888/1917
# no information
#
# Manihiki, Penrhyn, Rakehanga
@@ -197,9 +201,12 @@ Zone Pacific/Rarotonga -10:39:04 - LMT 1901 # Avarua
Zone Indian/Cocos 6:30 - CCT # Cocos Islands Time
# Fiji
+# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
+Rule Fiji 1998 max - Nov Sun>=1 2:00 1:00 S
+Rule Fiji 1999 max - Feb lastSun 3:00 0 -
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone Pacific/Fiji 11:53:40 - LMT 1915 Oct 26 # Suva
- 12:00 - FJT # Fiji Time
+ 12:00 Fiji FJ%sT # Fiji Time
# French Polynesia
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
@@ -312,11 +319,13 @@ Zone Pacific/Chatham 12:45 Chatham CHA%sT
# Auckland Is
-# uninhabited
+# uninhabited; Maori and Moriori, colonial settlers, pastoralists, sealers,
+# and scientific personnel have wintered
# Campbell I
-# minor whaling stations operated 1909-14
-# scientific station operated 1941-1995
+# minor whaling stations operated 1909/1914
+# scientific station operated 1941/1995;
+# previously whalers, sealers, pastoralists, and scientific personnel wintered
# was probably like Pacific/Auckland
###############################################################################
@@ -445,7 +454,7 @@ Zone Pacific/Wallis 12:15:20 - 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> (1996-11-22):
+# From Paul Eggert <eggert@twinsun.com> (1999-03-22):
# A good source for time zone historical data outside the U.S. is
# Thomas G. Shanks, The International Atlas (4th edition),
# San Diego: ACS Publications, Inc. (1995).
@@ -464,8 +473,7 @@ Zone Pacific/Wallis 12:15:20 - LMT 1901
# 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).
+# Derek Howse, Greenwich time and longitude, Antique Collectors Club (1997).
#
# I invented the abbreviations marked `*' in the following table;
# the rest are from earlier versions of this file, or from other sources.
@@ -804,6 +812,10 @@ Zone Pacific/Wallis 12:15:20 - LMT 1901
# This is going to take some time to be negotiated, because the plan is to do
# this in multiple states due to soccer games (which are not just in Sydney).
+# IATA SSIM (1998-09) says that the spring 2000 change for Australian
+# Capital Territory, New South Wales except Lord Howe Island and Broken
+# Hill, and Victoria will be August 26, presumably due to the Sydney Olympics.
+
# Yancowinna
# From John Basser (1989-01-04):
@@ -885,10 +897,22 @@ Zone Pacific/Wallis 12:15:20 - LMT 1901
# Fiji
-# Howse writes (p 162) that in 1879 the British governor of Fiji
+# Howse writes 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.
+# From Rives McDow (1998-10-08):
+# Fiji will introduce DST effective 0200 local time, 1998-11-01
+# until 0300 local time 1999-02-28. Each year the DST period will
+# be from the first Sunday in November until the last Sunday in February.
+
+# From the BBC World Service (1998-10-31 11:32 UTC):
+# The Fijiian government says the main reasons for the time change is to
+# improve productivity and reduce road accidents. But correspondents say it
+# also hopes the move will boost Fiji's ability to compete with other pacific
+# islands in the effort to attract tourists to witness the dawning of the new
+# millenium.
+
# Johnston
# Johnston data is from usno1995.
@@ -910,7 +934,7 @@ Zone Pacific/Wallis 12:15:20 - LMT 1901
# N Mariana Is, Guam
-# Howse writes (p 162) ``The Spaniards, on the other hand, reached the
+# Howse writes ``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/share/zoneinfo/datfiles/europe b/share/zoneinfo/datfiles/europe
index 9e908327590..3053e5078e8 100644
--- a/share/zoneinfo/datfiles/europe
+++ b/share/zoneinfo/datfiles/europe
@@ -1,10 +1,10 @@
-# @(#)europe 7.57
+# @(#)europe 7.60
# 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> (1996-11-22):
+# From Paul Eggert <eggert@twinsun.com> (1999-03-22):
# A good source for time zone historical data outside the U.S. is
# Thomas G. Shanks, The International Atlas (4th edition),
# San Diego: ACS Publications, Inc. (1995).
@@ -18,9 +18,17 @@
# Except where otherwise noted, Shanks is the source for entries through 1990,
# and IATA SSIM is the source for entries after 1990.
#
-# 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.
+# Other sources occasionally used include:
+#
+# Edward W. Whitman, World Time Differences,
+# Whitman Publishing Co, 2 Niagara Av, Ealing, London (undated),
+# which I found in the UCLA library.
+#
+# Brazil's Departamento Servico da Hora (DSH),
+# <a href="http://pcdsh01.on.br/HISTHV.htm">
+# History of Summer Time
+# </a> (1998-09-21, in Portuguese)
+
#
# I invented the abbreviations marked `*' in the following table;
# the rest are from earlier versions of this file, or from other sources.
@@ -38,8 +46,7 @@
# 3:00 MSK MSD Moscow
#
# A reliable and entertaining source about time zones, especially in Britain,
-# is Derek Howse, Greenwich time and the discovery of the longitude,
-# Oxford University Press (1980).
+# Derek Howse, Greenwich time and longitude, Antique Collectors Club (1997).
# From Peter Ilieve <peter@memex.co.uk> (1994-12-04),
# The original six [EU members]: Belgium, France, (West) Germany, Italy,
@@ -66,7 +73,6 @@
###############################################################################
# Britain (United Kingdom) and Ireland (Eire)
-# The UK and its colonies adopted the Gregorian calendar on 1752-09-14.
# From Peter Ilieve <peter@memex.co.uk> (1994-07-06):
#
@@ -115,9 +121,10 @@
# transition date for London, namely 1847 Sep 22. We don't know as much
# about Dublin, so we use 1880 Aug 2, the legal transition time.
-# From Paul Eggert (1996-06-12):
+# From Paul Eggert (1999-01-30):
# Summer Time was first seriously proposed by William Willett (1857-1915),
-# a London builder who circulated a pamphlet ``Waste of Daylight'' (1907)
+# a London builder and member of the Royal Astronomical Society
+# who circulated a pamphlet ``Waste of Daylight'' (1907)
# that proposed advancing clocks 20 minutes on each of four Sundays in April,
# and retarding them by the same amount on four Sundays in September.
# A bill was drafted in 1909 and introduced in Parliament several times,
@@ -740,6 +747,20 @@
#
# Whitman says Dublin Mean Time was -0:25:21, which is more precise than Shanks.
+# From Paul Eggert (1999-03-28):
+# Clive Feather (<news:859845706.26043.0@office.demon.net>, 1997-03-31)
+# reports that Cheriton Shuttle Terminal uses Concession Time (CT),
+# equivalent to French civil time.
+# Julian Hill (<news:36118128.5A14@virgin.net>, 1998-09-30) reports that
+# trains between Dollands Moor (the freight facility just outside Cheriton)
+# and Frethun run in CT.
+# My admittedly uninformed guess is that the terminal has two authorities,
+# the French concession operators and the British civil authorities,
+# and that the time depends on who you're talking to.
+# If, say, the British police were called to the station for some reason,
+# I would expect the official police report to use GMT/BST and not CET/CEST.
+# This is a borderline case, but for now let's stick to GMT/BST for Cheriton.
+
# From an anonymous contributor (1996-06-02):
# The law governing time in Ireland is under Statutory Instrument SI 395/94,
# which gives force to European Union 7th Council Directive # 94/21/EC.
@@ -1100,6 +1121,10 @@ Rule Belgium 1922 1927 - Oct Sat>=1 23:00s 0 -
Rule Belgium 1923 only - Apr 21 23:00s 1:00 S
Rule Belgium 1924 only - Mar 29 23:00s 1:00 S
Rule Belgium 1925 only - Apr 4 23:00s 1:00 S
+# DSH writes that a royal decree of 1926-02-22 specified the Sun following 3rd
+# Sat in Apr (except if it's Easter, in which case it's one Sunday earlier),
+# to Sun following 1st Sat in Oct, and that a royal decree of 1928-09-15
+# changed the transition times to 02:00 GMT.
Rule Belgium 1926 only - Apr 17 23:00s 1:00 S
Rule Belgium 1927 only - Apr 9 23:00s 1:00 S
Rule Belgium 1928 only - Apr 14 23:00s 1:00 S
@@ -1157,7 +1182,6 @@ Zone Europe/Sofia 1:33:16 - LMT 1880
# see Yugosloavia
# Czech Republic
-# Gregorian calendar adopted 1584-01-17.
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
Rule Czech 1945 only - Apr 8 2:00s 1:00 S
Rule Czech 1945 only - Nov 18 2:00s 0 -
@@ -1174,7 +1198,6 @@ Zone Europe/Prague 0:57:44 - LMT 1850
1:00 EU CE%sT
# Denmark, Faeroe Islands, and Greenland
-# Gregorian calendar adopted 1700-03-01.
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
Rule Denmark 1916 only - May 14 23:00 1:00 S
Rule Denmark 1916 only - Sep 30 23:00 0 -
@@ -1240,6 +1263,18 @@ Zone America/Thule -4:35:08 - LMT 1916 Jul 28 # Pituffik
# A discussion is running about the summer time efficiency and effect on
# human physiology. It seems that Estonia maybe will not change to
# summer time next spring.''
+
+# From Peter Ilieve <peter@aldie.co.uk> (1998-11-04), heavily edited:
+# <a href="http://trip.rk.ee/cgi-bin/thw?${BASE}=akt&${OOHTML}=rtd&TA=1998&TO=1&AN=1390">
+# The 1998-09-22 Estonian time law
+# </a>
+# refers to the Eighth Directive and cites the association agreement between
+# the EU and Estonia, ratified by the Estonian law (RT II 1995, 22--27, 120).
+#
+# I also asked [my relative] whether they use any standard abbreviation
+# for their standard and summer times. He says no, they use "suveaeg"
+# (summer time) and "talveaeg" (winter time).
+
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone Europe/Tallinn 1:39:00 - LMT 1880
1:39:00 - TMT 1918 Feb # Tallinn Mean Time
@@ -1250,11 +1285,10 @@ Zone Europe/Tallinn 1:39:00 - LMT 1880
1:00 C-Eur CE%sT 1944 Sep 22
3:00 Russia MSK/MSD 1989 Mar 26 2:00s
2:00 1:00 EEST 1989 Sep 24 2:00s
- 2:00 C-Eur EE%sT 1998
+ 2:00 C-Eur EE%sT 1998 Sep 22
2:00 EU EE%sT
# Finland
-# See Sweden for when the Gregorian calendar was adopted.
#
# From Hannu Strang <chs@apu.fi> (25 Sep 1994 06:03:37 UTC):
# Well, here in Helsinki we're just changing from summer time to regular one,
@@ -1274,9 +1308,6 @@ Zone Europe/Helsinki 1:39:52 - LMT 1878 May 31
2:00 EU EE%sT
# France
-# Gregorian calendar adopted 1582-12-20.
-# French Revolutionary calendar used 1793-11-24 through 1805-12-31,
-# and (in Paris only) 1871-05-06 through 1871-05-23.
#
# Shanks seems to use `24:00' ambiguously; we resolve it with Whitman.
# From Shanks (1991):
@@ -1291,6 +1322,9 @@ Rule France 1920 only - Oct 23 23:00s 0 -
Rule France 1921 only - Mar 14 23:00s 1:00 S
Rule France 1921 only - Oct 25 23:00s 0 -
Rule France 1922 only - Mar 25 23:00s 1:00 S
+# DSH writes that a law of 1923-05-24 specified 3rd Sat in Apr at 23:00 to 1st
+# Sat in Oct at 24:00; and that in 1930, because of Easter, the transitions
+# were Apr 12 and Oct 5. Go with Shanks.
Rule France 1922 1938 - Oct Sat>=1 23:00s 0 -
Rule France 1923 only - May 26 23:00s 1:00 S
Rule France 1924 only - Mar 29 23:00s 1:00 S
@@ -1423,7 +1457,6 @@ Zone Europe/Athens 1:34:52 - LMT 1895 Sep 14
2:00 EU EE%sT
# Hungary
-# Gregorian calendar adopted 1587-11-01.
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
Rule Hungary 1918 only - Apr 1 3:00 1:00 S
Rule Hungary 1918 only - Sep 29 3:00 0 -
@@ -1515,7 +1548,6 @@ Zone Atlantic/Reykjavik -1:27:24 - LMT 1837
0:00 - GMT
# Italy
-# Gregorian calendar adopted 1582-10-15.
#
# From Paul Eggert (1996-05-06):
# For Italian DST we have three sources: Shanks, Whitman, and F. Pollastri
@@ -1788,15 +1820,12 @@ Zone Europe/Amsterdam 0:19:28 - LMT 1892 May
1:00 EU CE%sT
# Norway
-# Gregorian calendar adopted 1700-03-01.
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
# Whitman gives 1916 May 21 - 1916 Oct 21; go with Shanks.
Rule Norway 1916 only - May 22 1:00 1:00 S
Rule Norway 1916 only - Sep 30 0:00 0 -
-# Shanks omits the following transition; go with Whitman.
-Rule Norway 1935 only - Aug 11 0:00 1:00 S
-# Whitman says DST observed until 1942 Nov 1, then 1943 Mar 29 - Oct 4,
-# 1944 Apr 3 - Oct 2, and 1945 Apr 1 - Oct 1; go with Shanks after 1940.
+# Whitman says DST observed 1935-08-11/1942-11-01, then 1943-03-29/10-04,
+# 1944-04-03/10-02, and 1945-04-01/10-01; go with Shanks.
Rule Norway 1945 only - Apr 2 2:00s 1:00 S
Rule Norway 1945 only - Oct 1 2:00s 0 -
Rule Norway 1959 1964 - Mar Sun>=15 2:00s 1:00 S
@@ -1855,7 +1884,6 @@ Zone Europe/Warsaw 1:24:00 - LMT 1880
# Stick with W-Eur for now.
# Portugal
-# Gregorian calendar adopted 1582-10-15.
#
# From Rui Pedro Salgueiro <rps@inescca.inescc.pt> (1992-11-12):
# Portugal has recently (September, 27) changed timezone
@@ -1874,6 +1902,9 @@ Zone Europe/Warsaw 1:24:00 - LMT 1880
# harmonized with the EU), and that they stayed +0:00 that winter.
#
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
+# DSH writes that despite Decree 1,469 (1915), the change to the clocks was not
+# done every year, depending on what Spain did, because of railroad schedules.
+# Go with Shanks.
Rule Port 1916 only - Jun 17 23:00 1:00 S
# Whitman gives 1916 Oct 31; go with Shanks.
Rule Port 1916 only - Nov 1 1:00 0 -
@@ -1977,15 +2008,6 @@ Zone Europe/Bucharest 1:44:24 - LMT 1891 Oct
# Russia
-# From Chris Carrier <72157.3334@CompuServe.COM> (1996-12-02):
-# On 1929-10-01 the Soviet Union instituted an ``Eternal Calendar''
-# with 30-day months plus 5 holidays, with a 5-day week.
-# On 1931-12-01 it changed to a 6-day week; in 1934 it reverted to the
-# Gregorian calendar while retaining the 6-day week; on 1940-06-27 it
-# reverted to the 7-day week. With the 6-day week the usual days
-# off were the 6th, 12th, 18th, 24th and 30th of the month.
-# (Source: Evitiar Zerubavel, _The Seven Day Circle_)
-#
# From Paul Eggert <eggert@twinsun.com> (1996-11-22):
# Except for Moscow after 1919-07-01, I invented the time zone abbreviations,
# and (unless otherwise specified) guessed what happened after 1991.
@@ -2105,7 +2127,6 @@ Link Europe/Prague Europe/Bratislava
# see Yugoslavia
# Spain
-# Gregorian calendar adopted 1582-10-15.
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
# For 1917-1919 Whitman gives Apr Sat>=1 - Oct Sat>=1; go with Shanks.
Rule Spain 1917 only - May 5 23:00s 1:00 S
@@ -2176,32 +2197,6 @@ 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: msb@sq.com (Mark Brader)
-# <a href="news:1996Jul6.012937.29190@sq.com">
-# Subject: Re: Gregorian reform -- a part of locale?
-# </a>
-# Date: 1996-07-06
-#
-# In 1700, Denmark made the transition from Julian to Gregorian. Sweden
-# decided to *start* a transition in 1700 as well, but rather than have one of
-# those unsightly calendar gaps :-), they simply decreed that the next leap
-# year after 1696 would be in 1744 -- putting the whole country on a calendar
-# different from both Julian and Gregorian for a period of 40 years.
-#
-# However, in 1704 something went wrong and the plan was not carried through;
-# they did, after all, have a leap year that year. And one in 1708. In 1712
-# they gave it up and went back to Julian, putting 30 days in February that
-# year!...
-#
-# Then in 1753, Sweden made the transition to Gregorian in the usual manner,
-# getting there only 13 years behind the original schedule.
-#
-# (A previous posting of this story was challenged, and Swedish readers
-# produced the following references to support it: "Tiderakning och historia"
-# by Natanael Beckman (1924) and "Tid, en bok om tiderakning och
-# kalendervasen" by Lars-Olof Lode'n (no date was given).)
-
# 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
@@ -2211,9 +2206,7 @@ Zone Europe/Stockholm 1:12:12 - LMT 1878 May 31
1:00 EU CE%sT
# Switzerland
-# The Gregorian calendar was introduced gradually in Switzerland,
-# by omitting leap years during 1583-1812.
-# From Howse (1988), p 82:
+# From Howse:
# By the end of the 18th century clocks and watches became commonplace
# and their performance improved enormously. Communities began to keep
# mean time in preference to apparent time -- Geneva from 1780 ....
diff --git a/share/zoneinfo/datfiles/northamerica b/share/zoneinfo/datfiles/northamerica
index 150ba3d67e2..8743f4b49ed 100644
--- a/share/zoneinfo/datfiles/northamerica
+++ b/share/zoneinfo/datfiles/northamerica
@@ -1,14 +1,13 @@
-# @(#)northamerica 7.41
+# @(#)northamerica 7.44
# 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> (1994-08-17):
+# From Paul Eggert <eggert@twinsun.com> (1999-03-22):
# A reliable and entertaining source about time zones is
-# Derek Howse, Greenwich time and the discovery of the longitude,
-# Oxford University Press (1980).
+# Derek Howse, Greenwich time and longitude, Antique Collectors Club (1997).
###############################################################################
@@ -59,6 +58,9 @@ Rule US 1974 only - Jan 6 2:00 1:00 D
Rule US 1975 only - Feb 23 2:00 1:00 D
Rule US 1976 1986 - Apr lastSun 2:00 1:00 D
Rule US 1987 max - Apr Sun>=1 2:00 1:00 D
+# <a href="http://thomas.loc.gov/cgi-bin/bdquery/z?d106:h.r.00177:">
+# H.R.177
+# </a> (introduced 1999-01-06) would change April to March in the above rule.
# From Bob Devine (1988-01-28):
# ...Alaska (and Hawaii) had the timezone names changed in 1967.
@@ -398,7 +400,7 @@ Zone America/Louisville -5:43:02 - LMT 1883 Nov 18 12:00
#
# 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
+# but Howse 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
@@ -440,8 +442,14 @@ Zone America/Menominee -5:50:27 - LMT 1885 Sep 18 12:00
-6:00 US C%sT
# Navassa
-# uninhabited
-
+# 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
+# currently uninhabited
+# see Mark Fineman, ``An Isle Rich in Guano and Discord'',
+# _Los Angeles Times_ (1998-11-10), A1, A10; it cites
+# Jimmy Skaggs, _The Great Guano Rush_ (1994).
# Old names, for S5 users
@@ -850,7 +858,7 @@ Zone America/Dawson_Creek -8:00:56 - LMT 1884
-7:00 - MST
-# Northwest Territories, Yukon
+# Northwest Territories, Nunavut, Yukon
# From Paul Eggert (1996-10-07):
# Dawson switched to PST in 1973. Inuvik switched to MST in 1979.
@@ -985,6 +993,10 @@ Zone America/Dawson -9:17:40 - LMT 1900 Aug 20
# ``Diario Oficial: Time Zone Changeover'' (1996-01-04).
# </a>
+# From Rives McDow (1998-10-08):
+# The State of Quintana Roo has reverted back to central STD and DST times
+# (i.e. UTC -0600 and -0500 as of 1998-08-02).
+
# From Shanks (1991):
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
Rule Mexico 1939 only - Feb 5 0:00 1:00 D
@@ -1006,7 +1018,8 @@ Rule BajaN 1961 1966 - Oct lastSun 2:00 0 S
Zone America/Cancun -5:47:04 - LMT 1922 Jan 1 1:12:42
-6:00 - CST 1996
-6:00 Mexico C%sT 1997 Oct lastSun 2:00
- -5:00 Mexico E%sT
+ -5:00 Mexico E%sT 1998 Aug 2 2:00
+ -6:00 Mexico C%sT
# Central Mexico
Zone America/Mexico_City -6:36:36 - LMT 1922 Jan 1 0:23:24
-7:00 - MST 1927 Jun 10 23:00
@@ -1137,16 +1150,17 @@ Zone America/Costa_Rica -5:36:20 - LMT 1890 # San Jose
# Cuba
-# From Bob Devine (1988-01-28):
-# . . .DST is from 2nd Sunday in May to 2nd Sunday in October since 1981.
-# Change at midnight. In 1979 & 1980, started at 3rd Sunday in March
-# (I think).
-
-# From U. S. Naval Observatory (1989-01-19):
-# CUBA 5 H BEHIND UTC
-# CUBA 4 H BEHIND UTC MAR 20 - OCT 8
+# From Arthur David Olson (1999-03-29):
+# The 1999-03-28 exhibition baseball game held in Havana, Cuba, between
+# the Cuban National Team and the Baltimore Orioles was carried live on
+# the Orioles Radio Network, including affiliate WTOP in Washington, DC.
+# During the game, play-by-play announcer Jim Hunter noted that
+# "We'll be losing two hours of sleep...Cuba switched to Daylight Saving
+# Time today." (The "two hour" remark referred to losing one hour of
+# sleep on 1999-03-28--when the announcers were in Cuba as it switched
+# to DST--and one more hour on 1999-04-04--when the announcers will have
+# returned to Baltimore, which switches on that date.)
-# From Shanks (1991):
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
Rule Cuba 1928 only - Jun 10 0:00 1:00 D
Rule Cuba 1928 only - Oct 10 0:00 0 S
@@ -1174,9 +1188,8 @@ Rule Cuba 1990 1997 - Apr Sun>=1 0:00 1:00 D
Rule Cuba 1991 1995 - Oct Sun>=8 0:00s 0 S
Rule Cuba 1996 only - Oct 6 0:00s 0 S
Rule Cuba 1997 only - Oct 12 0:00s 0 S
-Rule Cuba 1998 only - Mar 29 0:00 1:00 D
+Rule Cuba 1998 max - Mar lastSun 0:00s 1:00 D
Rule Cuba 1998 max - Oct lastSun 0:00s 0 S
-Rule Cuba 1999 max - Apr Sun>=1 0:00s 1:00 D
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone America/Havana -5:29:28 - LMT 1890
@@ -1251,6 +1264,8 @@ Zone America/Port-au-Prince -4:49:20 - LMT 1890
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone America/Tegucigalpa -5:48:52 - LMT 1921 Apr
-6:00 Salv C%sT
+#
+# Great Swan I ceded by US to Honduras in 1972
# Jamaica
@@ -1285,6 +1300,11 @@ Zone America/Montserrat -4:08:52 - LMT 1911 Jul 1 0:01 # Olveston
-4:00 - AST
# Nicaragua
+#
+# From Steffen Thorsen (1998-12-29):
+# Nicaragua seems to be back at -6:00 but I have not been able to find when
+# they changed from -5:00.
+#
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
Rule Nic 1979 1980 - Mar Sun>=16 0:00 1:00 D
Rule Nic 1979 1980 - Jun Mon>=23 0:00 0 S
@@ -1296,7 +1316,8 @@ Zone America/Managua -5:45:08 - LMT 1890
-6:00 - CST 1973 May
-5:00 - EST 1975 Feb 16
-6:00 Nic C%sT 1993 Jan 1 4:00
- -5:00 - EST
+ -5:00 - EST 1998 Dec
+ -6:00 - CST
# Panama
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
diff --git a/share/zoneinfo/datfiles/southamerica b/share/zoneinfo/datfiles/southamerica
index 3f0cf8c5649..35678b9027a 100644
--- a/share/zoneinfo/datfiles/southamerica
+++ b/share/zoneinfo/datfiles/southamerica
@@ -1,4 +1,4 @@
-# @(#)southamerica 7.25
+# @(#)southamerica 7.27
# 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
@@ -249,70 +249,90 @@ Zone America/La_Paz -4:32:36 - LMT 1890
# <a href="http://pcdsh01.on.br/DecHV.html">
# Decretos sobre o Horario de Verao no Brasil
# </a> (1998-09-25, in Portuguese).
-# I don't read Portuguese, and haven't been able to verify them against
-# the Shanks and IATA data; there do seem to be minor discrepancies.
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
-# Decree <a href="http://pcdsh01.on.br/HV20466.htm">20.466</a> (1931-01-10)
-# Decree <a href="http://pcdsh01.on.br/HV21896.htm">21.896</a> (1932-01-10)
+# Decree <a href="http://pcdsh01.on.br/HV20466.htm">20,466</a> (1931-10-01)
+# Decree <a href="http://pcdsh01.on.br/HV21896.htm">21,896</a> (1932-01-10)
Rule Brazil 1931 only - Oct 3 11:00 1:00 D
Rule Brazil 1932 1933 - Apr 1 0:00 0 S
Rule Brazil 1932 only - Oct 3 0:00 1:00 D
-# Decree <a href="http://pcdsh01.on.br/HV23195.htm">23.195</a> (1933-10-10)
+# Decree <a href="http://pcdsh01.on.br/HV23195.htm">23,195</a> (1933-10-10)
# revoked DST.
-# Decree <a href="http://pcdsh01.on.br/HV27496.htm">27.496</a> (1949-11-24)
-# Decree <a href="http://pcdsh01.on.br/HV27998.htm">27.998</a> (1950-04-13)
-# Decree <a href="http://pcdsh01.on.br/HV32308.htm">32.308</a> (1953-02-24)
+# Decree <a href="http://pcdsh01.on.br/HV27496.htm">27,496</a> (1949-11-24)
+# Decree <a href="http://pcdsh01.on.br/HV27998.htm">27,998</a> (1950-04-13)
Rule Brazil 1949 1952 - Dec 1 0:00 1:00 D
-Rule Brazil 1950 only - Apr 16 0:00 0 S
-Rule Brazil 1951 1953 - Apr 1 0:00 0 S
-# Decree <a href="http://pcdsh01.on.br/HV34724.htm">34.724</a> (1953-11-30)
+Rule Brazil 1950 only - Apr 16 1:00 0 S
+Rule Brazil 1951 1952 - Apr 1 0:00 0 S
+# Decree <a href="http://pcdsh01.on.br/HV32308.htm">32,308</a> (1953-02-24)
+Rule Brazil 1953 only - Mar 1 0:00 0 S
+# Decree <a href="http://pcdsh01.on.br/HV34724.htm">34,724</a> (1953-11-30)
# revoked DST.
-# Decree <a href="http://pcdsh01.on.br/HV52700.htm">52.700</a> (1963-10-18)
-# Decree <a href="http://pcdsh01.on.br/HV53071.htm">53.071</a> (1963-12-03)
+# Decree <a href="http://pcdsh01.on.br/HV52700.htm">52,700</a> (1963-10-18)
+# established DST from 1963-10-23 00:00 to 1964-02-29 00:00
+# in SP, RJ, GB, MG, ES, due to the prolongation of the drought.
+# Decree <a href="http://pcdsh01.on.br/HV53071.htm">53,071</a> (1963-12-03)
+# extended the above decree to all of the national territory on 12-09.
Rule Brazil 1963 only - Dec 9 0:00 1:00 D
-# Decree <a href="http://pcdsh01.on.br/HV53604.htm">53.604</a> (1964-02-25)
+# Decree <a href="http://pcdsh01.on.br/HV53604.htm">53,604</a> (1964-02-25)
+# extended summer time by one day to 1964-03-01 00:00 (start of school).
Rule Brazil 1964 only - Mar 1 0:00 0 S
-# Decree <a href="http://pcdsh01.on.br/HV55639.htm">55.639</a> (1965-01-27)
+# Decree <a href="http://pcdsh01.on.br/HV55639.htm">55,639</a> (1965-01-27)
Rule Brazil 1965 only - Jan 31 0:00 1:00 D
-Rule Brazil 1965 only - Apr 1 0:00 0 S
-# Decree <a href="http://pcdsh01.on.br/HV57303.htm">57.303</a> (1965-11-22)
+Rule Brazil 1965 only - Mar 31 0:00 0 S
+# Decree <a href="http://pcdsh01.on.br/HV57303.htm">57,303</a> (1965-11-22)
Rule Brazil 1965 only - Dec 1 0:00 1:00 D
-# Decree <a href="http://pcdsh01.on.br/HV57843.htm">57.843</a> (1966-02-18)
+# Decree <a href="http://pcdsh01.on.br/HV57843.htm">57,843</a> (1966-02-18)
Rule Brazil 1966 1968 - Mar 1 0:00 0 S
Rule Brazil 1966 1967 - Nov 1 0:00 1:00 D
-# Decree <a href="http://pcdsh01.on.br/HV63429.htm">63.429</a> (1968-10-15)
-# Decree <a href="http://pcdsh01.on.br/HV91698.htm">91.698</a> (1985-09-27)
+# Decree <a href="http://pcdsh01.on.br/HV63429.htm">63,429</a> (1968-10-15)
+# revoked DST.
+# Decree <a href="http://pcdsh01.on.br/HV91698.htm">91,698</a> (1985-09-27)
Rule Brazil 1985 only - Nov 2 0:00 1:00 D
-# Decree 92.310 (1986-01-21)
-# Decree 92.463 (1986-03-13)
+# Decree 92,310 (1986-01-21)
+# Decree 92,463 (1986-03-13)
Rule Brazil 1986 only - Mar 15 0:00 0 S
-# Decree 93.316 (1986-10-01)
-# Decree <a href="http://pcdsh01.on.br/HV94922.htm">94.922</a> (1987-09-22)
-Rule Brazil 1986 1987 - Oct Sat<=28 0:00 1:00 D
+# Decree 93,316 (1986-10-01)
+Rule Brazil 1986 only - Oct 25 0:00 1:00 D
Rule Brazil 1987 only - Feb 14 0:00 0 S
+# Decree <a href="http://pcdsh01.on.br/HV94922.htm">94,922</a> (1987-09-22)
+Rule Brazil 1987 only - Oct 25 0:00 1:00 D
Rule Brazil 1988 only - Feb 7 0:00 0 S
-# Decree <a href="http://pcdsh01.on.br/HV96676.htm">96.676</a> (1988-09-12)
-# Decree <a href="http://pcdsh01.on.br/HV98077.htm">98.077</a> (1989-08-21)
-# Decree <a href="http://pcdsh01.on.br/HV99530.htm">99.530</a> (1990-09-17)
-# Decree 99.629 (1990-10-19)
-# <a href="http://pcdsh01.on.br/HV1991.htm">Unnumbered decree</a> (1991-09-25):
-# <a href="http://pcdsh01.on.br/HV1992.htm">Unnumbered decree</a> (1992-10-16):
-Rule Brazil 1989 only - Jan 22 0:00 0 S
-Rule Brazil 1988 1989 - Oct Sun>=10 0:00 1:00 D
-Rule Brazil 1990 1991 - Feb Sun>=11 0:00 0 S
-Rule Brazil 1990 1992 - Oct Sun>=20 0:00 1:00 D
+# Decree <a href="http://pcdsh01.on.br/HV96676.htm">96,676</a> (1988-09-12)
+# except for the states of AC, AM, PA, RR, RO, and AP (then a territory)
+Rule Brazil 1988 only - Oct 16 0:00 1:00 D
+Rule Brazil 1989 only - Jan 29 0:00 0 S
+# Decree <a href="http://pcdsh01.on.br/HV98077.htm">98,077</a> (1989-08-21)
+# with the same exceptions
+Rule Brazil 1989 only - Oct 15 0:00 1:00 D
+Rule Brazil 1990 only - Feb 11 0:00 0 S
+# Decree <a href="http://pcdsh01.on.br/HV99530.htm">99,530</a> (1990-09-17)
+# adopted by RS, SC, PR, SP, RJ, ES, MG, GO, MS, DF.
+# Decree 99,629 (1990-10-19) adds BA, MT.
+Rule Brazil 1990 only - Oct 21 0:00 1:00 D
+Rule Brazil 1991 only - Feb 17 0:00 0 S
+# <a href="http://pcdsh01.on.br/HV1991.htm">Unnumbered decree</a> (1991-09-25)
+# adopted by RS, SC, PR, SP, RJ, ES, MG, BA, GO, MT, MS, DF.
+Rule Brazil 1991 only - Oct 20 0:00 1:00 D
Rule Brazil 1992 only - Feb 9 0:00 0 S
+# <a href="http://pcdsh01.on.br/HV1992.htm">Unnumbered decree</a> (1992-10-16)
+# adopted by same states.
+Rule Brazil 1992 only - Oct 25 0:00 1:00 D
+Rule Brazil 1993 only - Jan 31 0:00 0 S
# Decree <a href="http://pcdsh01.on.br/HV942.htm">942</a> (1993-09-28)
-# Decree <a href="http://pcdsh01.on.br/HV1252.htm">1.252</a> (1994-09-22)
-# Decree <a href="http://pcdsh01.on.br/HV1636.htm">1.636</a> (1995-09-14)
-# Decree <a href="http://pcdsh01.on.br/HV1674.htm">1.674</a> (1995-10-13)
+# adopted by same states, plus AM.
+# Decree <a href="http://pcdsh01.on.br/HV1252.htm">1,252</a> (1994-09-22)
+# adopted by same states, minus AM.
+# Decree <a href="http://pcdsh01.on.br/HV1636.htm">1,636</a> (1995-09-14)
+# adopted by same states, plus TO.
+# Decree <a href="http://pcdsh01.on.br/HV1674.htm">1,674</a> (1995-10-13)
+# adds AL, SE.
Rule Brazil 1993 1995 - Oct Sun>=11 0:00 1:00 D
-Rule Brazil 1993 only - Jan 31 0:00 0 S
Rule Brazil 1994 1995 - Feb Sun>=15 0:00 0 S
-# Decree <a href="http://pcdsh01.on.br/HV2000.htm">2.000</a> (1996-09-04)
-Rule Brazil 1996 only - Feb Sun>=11 0:00 0 S
-Rule Brazil 1996 only - Oct Sun>=1 0:00 1:00 D
+Rule Brazil 1996 only - Feb 11 0:00 0 S
+# Decree <a href="http://pcdsh01.on.br/HV2000.htm">2,000</a> (1996-09-04)
+# adopted by same states, minus AL, SE.
+Rule Brazil 1996 only - Oct 6 0:00 1:00 D
+Rule Brazil 1997 only - Feb 16 0:00 0 S
# From Daniel C. Sobral <dcs@gns.com.br> (1998-02-12):
# In 1997, the DS began on October 6. The stated reason was that
# because international television networks ignored Brazil's policy on DS,
@@ -326,16 +346,17 @@ Rule Brazil 1996 only - Oct Sun>=1 0:00 1:00 D
# </a>,
# Church Net UK (1997-10-02).
#
-# Decree 2.317 (1997-09-04)
+# Decree 2,317 (1997-09-04), adopted by same states.
Rule Brazil 1997 only - Oct 6 0:00 1:00 D
-# Decree <a href="http://pcdsh01.on.br/figuras/HV2495.JPG">2.495</a>
+# Decree <a href="http://pcdsh01.on.br/figuras/HV2495.JPG">2,495</a>
# (1998-02-10)
Rule Brazil 1998 only - Mar 1 0:00 0 S
-# Decree <a href="http://pcdsh01.on.br/figuras/Hv98.jpg">2.780</a> (1998-09-11)
+# Decree <a href="http://pcdsh01.on.br/figuras/Hv98.jpg">2,780</a> (1998-09-11)
+# adopted by the same states as before,
# specifies only the 1998-10-11 and 1999-02-21 transitions;
# after that, these rules are guesses and are quite possibly wrong,
# but they are more likely than no DST at all.
-Rule Brazil 1998 max - Oct Sun>=11 0:00 1:00 D
+Rule Brazil 1998 max - Oct Sun>=8 0:00 1:00 D
Rule Brazil 1999 max - Feb Sun>=15 0:00 0 S
@@ -343,46 +364,60 @@ Rule Brazil 1999 max - Feb Sun>=15 0:00 0 S
#
# Fernando de Noronha
Zone America/Noronha -2:09:40 - LMT 1914
- -2:00 - FST 1963 Dec 9
-2:00 Brazil F%sT 1990 Jul
-2:00 - FST
#
-# Amapa, east Para, Maranhao, Piaui, Ceara, Rio Grande do Norte, Paraiba,
+# Amapa, east Para
+Zone America/Belem -3:13:56 - LMT 1914
+ -3:00 Brazil E%sT 1988 Jul
+ -3:00 - EST
+#
+# Maranhao, Piaui, Ceara, Rio Grande do Norte, Paraiba,
# Pernambuco (except Fernando de Noronha)
Zone America/Fortaleza -2:34:00 - LMT 1914
- -3:00 - EST 1963 Dec 9
-3:00 Brazil E%sT 1990 Jul
-3:00 - EST
#
-# Alagoas, Sergipe, Tocantins
-# IATA SSIM (1996/1998) keeps bouncing back and forth as to whether
-# Alagoas and Sergipe observe DST. For now, continue to assume that they do.
-Zone America/Maceio -2:22:52 - LMT 1914
- -3:00 - EST 1963 Dec 9
+# Tocantins
+Zone America/Araguaina -3:12:48 - LMT 1914
-3:00 Brazil E%sT 1990 Jul
-3:00 - EST 1995 Jul
-3:00 Brazil E%sT
#
+# Alagoas, Sergipe
+Zone America/Maceio -2:22:52 - LMT 1914
+ -3:00 Brazil E%sT 1990 Jul
+ -3:00 - EST 1995 Jul
+ -3:00 Brazil E%sT 1996 Jul
+ -3:00 - EST
+#
# Bahia, Goias, Distrito Federal, Minas Gerais, Espirito Santo, Rio de Janeiro,
# Sao Paulo, Parana, Santa Catarina, Rio Grande do Sul
Zone America/Sao_Paulo -3:06:28 - LMT 1914
+ -3:00 Brazil E%sT 1963 Oct 23 00:00
+ -3:00 - EDT 1964
-3:00 Brazil E%sT
#
# Mato Grosso, Mato Grosso do Sul
Zone America/Cuiaba -3:44:20 - LMT 1914
- -4:00 - WST 1963 Dec 9
- -4:00 Brazil W%sT
+ -4:00 Brazil W%sT 1990 Jul
+ -4:00 - WST
#
-# Roraima, west Para, Amazonas, Rondonia
+# Roraima, west Para, Rondonia
+Zone America/Porto_Velho -4:15:36 - LMT 1914
+ -4:00 Brazil W%sT 1988 Jul
+ -4:00 - WST
+#
+# Amazonas
Zone America/Manaus -4:00:04 - LMT 1914
- -4:00 - WST 1963 Dec 9
- -4:00 Brazil W%sT 1990 Jul
+ -4:00 Brazil W%sT 1988 Jul
+ -4:00 - WST 1993 Jul
+ -4:00 Brazil W%sT 1994 Jul
-4:00 - WST
#
# Acre
# Rio_Branco is too ambiguous, since there's a Rio Branco in Uruguay too.
Zone America/Porto_Acre -4:31:12 - LMT 1914
- -5:00 - AST 1963 Dec 9
-5:00 Brazil A%sT 1988 Jul
-5:00 - AST
#
@@ -399,15 +434,21 @@ Zone America/Porto_Acre -4:31:12 - LMT 1914
# DST earlier (saturday 9/26 at 24:00). This is a one-time change only ...
# (unless there's another dry season next year, I guess).
+# From Julio I. Pacheco Troncoso (1999-03-18):
+# Because of the same drought, the government decided to end DST later,
+# on April 3, (one-time change).
+
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
-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 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 0:00 1:00 S
-Rule Chile 1970 max - Mar Sun>=9 0:00 0 -
+Rule Chile 1970 1998 - Mar Sun>=9 0:00 0 -
Rule Chile 1998 only - Sep 27 0:00 1:00 S
+Rule Chile 1999 only - Apr 4 0:00 0 -
Rule Chile 1999 max - Oct Sun>=9 0:00 1:00 S
+Rule Chile 2000 max - Mar Sun>=9 0:00 0 -
# IATA SSIM anomalies: (1990-09) says 1990-09-16; (1992-02) says 1992-03-14;
# (1996-09) says 1998-03-08. Ignore these for now.
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
@@ -518,8 +559,6 @@ Rule Para 1993 1995 - Oct 1 0:00 1:00 S
Rule Para 1994 1995 - Feb lastSun 0:00 0 -
Rule Para 1996 1998 - Mar 1 0:00 0 -
Rule Para 1996 max - Oct Sun>=1 0:00 1:00 S
-# IATA SSIM (1998-02) claims that the 1999 switch will be on 02-27.
-# Assume this is a typo, and that 02-28 was meant.
Rule Para 1999 max - Feb lastSun 0:00 0 -
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone America/Asuncion -3:50:40 - LMT 1890
@@ -551,7 +590,7 @@ Zone Atlantic/South_Georgia -2:26:08 - LMT 1890 # Grytviken
-2:00 - GST # South Georgia Time
# South Sandwich Is
-# uninhabited
+# uninhabited; scientific personnel have wintered
# Suriname
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
diff --git a/share/zoneinfo/datfiles/zone.tab b/share/zoneinfo/datfiles/zone.tab
index 78a0ed458a6..d55269832b9 100644
--- a/share/zoneinfo/datfiles/zone.tab
+++ b/share/zoneinfo/datfiles/zone.tab
@@ -36,6 +36,7 @@ AQ -6736+06253 Antarctica/Mawson Mawson Station, Holme Bay
AQ -6835+07758 Antarctica/Davis Davis Station, Vestfold Hills
AQ -6617+11031 Antarctica/Casey Casey Station, Bailey Peninsula
AQ -6640+14001 Antarctica/DumontDUrville Dumont-d'Urville Base, Terre Adelie
+AQ -690022+0393524 Antarctica/Syowa Syowa Station, E Ongul I
AR -3436-05827 America/Buenos_Aires E Argentina (BA, DF, SC, TF)
AR -3257-06040 America/Rosario NE Argentina (SF, ER, CN, MN, CC, FM, LP, CH)
AR -3124-06411 America/Cordoba W Argentina (CB, SA, TM, LR, SJ, SL, NQ, RN)
@@ -69,11 +70,14 @@ BM +3217-06446 Atlantic/Bermuda
BN +0456+11455 Asia/Brunei
BO -1630-06809 America/La_Paz
BR -0351-03225 America/Noronha Fernando de Noronha
-BR -0343-03830 America/Fortaleza NE Brazil (AP, east PA, MA, PI, CE, RN, PR, PE)
-BR -0940-03543 America/Maceio ENE Brazil (AL, SE, TO)
+BR -0127-04829 America/Belem Amapa, E Para
+BR -0343-03830 America/Fortaleza NE Brazil (MA, PI, CE, RN, PR, PE)
+BR -0712-04812 America/Araguaina Tocantins
+BR -0940-03543 America/Maceio Alagoas, Sergipe
BR -2332-04637 America/Sao_Paulo S & SE Brazil (BA, GO, DF, MG, ES, RJ, SP, PR, SC, RS)
-BR -1535-05605 America/Cuiaba SW Brazil (MT, MS)
-BR -0308-06001 America/Manaus NW Brazil (RR, west PA, AM, RO)
+BR -1535-05605 America/Cuiaba Mato Grosso, Mato Grosso do Sul
+BR -0846-06354 America/Porto_Velho W Para, Rondonia, Roraima
+BR -0308-06001 America/Manaus Amazonas
BR -0934-06731 America/Porto_Acre Acre
BS +2505-07721 America/Nassau
BT +2728+08939 Asia/Thimbu
@@ -188,8 +192,7 @@ IS +6409-02151 Atlantic/Reykjavik
IT +4154+01229 Europe/Rome
JM +1800-07648 America/Jamaica
JO +3157+03556 Asia/Amman
-JP +3542+13946 Asia/Tokyo most locations
-JP +2420+12409 Asia/Ishigaki south Ryukyu Islands
+JP +353916+1394441 Asia/Tokyo
KE -0117+03649 Africa/Nairobi
KG +4254+07436 Asia/Bishkek
KH +1133+10455 Asia/Phnom_Penh
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-21 06:48:12 +0000