diff options
Diffstat (limited to 'time')
| -rw-r--r-- | time/Makefile | 2 | ||||
| -rw-r--r-- | time/africa | 41 | ||||
| -rw-r--r-- | time/antarctica | 32 | ||||
| -rw-r--r-- | time/asia | 156 | ||||
| -rw-r--r-- | time/australasia | 61 | ||||
| -rw-r--r-- | time/etcetera | 20 | ||||
| -rw-r--r-- | time/europe | 225 | ||||
| -rw-r--r-- | time/northamerica | 82 | ||||
| -rw-r--r-- | time/southamerica | 217 | ||||
| -rw-r--r-- | time/zone.tab | 35 |
10 files changed, 648 insertions, 223 deletions
diff --git a/time/Makefile b/time/Makefile index 772461c778..252b335c9e 100644 --- a/time/Makefile +++ b/time/Makefile @@ -125,7 +125,7 @@ $(installed-localtime-file): $(zonedir)/$(localtime) $(objpfx)zic echo Site timezone NOT reset to Factory.; \ else \ rm -f $@T; \ - $(SHELL) $(top_absdir)/rellns-sh $< $@T; \ + $(SHELL) $(..)/rellns-sh $< $@T; \ mv -f $@T $@; \ fi endif diff --git a/time/africa b/time/africa index a3a28c95ea..49f39fbfab 100644 --- a/time/africa +++ b/time/africa @@ -1,15 +1,23 @@ -# @(#)africa 7.15 +# @(#)africa 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 # tz@elsie.nci.nih.gov for general use in the future). -# From Paul Eggert <eggert@twinsun.com> (1996-09-03): +# From Paul Eggert <eggert@twinsun.com> (1996-11-22): # # 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 otherwise noted, it is the source for the data below. +# +# Gwillim Law <LAW@encmail.encompass.com> writes that a good source +# for recent time zone data is the International Air Transport +# Association's Standard Schedules Information Manual (IATA SSIM), +# published semiannually. Law sent in several helpful summaries +# of the IATA's data after 1990. +# +# 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 @@ -255,12 +263,17 @@ Rule Egypt 1957 1958 - Oct 1 0:00 0 - Rule Egypt 1958 only - May 1 0:00 1:00 S Rule Egypt 1959 1981 - May 1 1:00 1:00 S Rule Egypt 1959 1965 - Sep 30 3:00 0 - -Rule Egypt 1966 max - Oct 1 3:00 0 - +Rule Egypt 1966 1990 - Oct 1 3:00 0 - Rule Egypt 1982 only - Jul 25 1:00 1:00 S Rule Egypt 1983 only - Jul 12 1:00 1:00 S 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 max - May 1 1:00 1:00 S +Rule Egypt 1990 only - May 1 1:00 1:00 S +Rule Egypt 1991 1994 - May 1 0:00 1:00 S +Rule Egypt 1991 1994 - Oct 1 0:00 0 - +Rule Egypt 1995 max - Apr lastFri 0:00 1:00 S +Rule Egypt 1995 max - Sep lastFri 0:00 0 - + # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone Africa/Cairo 2:05:00 - LMT 1900 Oct 2:00 Egypt EE%sT @@ -390,15 +403,15 @@ Rule Libya 1986 only - Oct 3 0:00 0 - Rule Libya 1987 1989 - Apr 1 0:00 1:00 S Rule Libya 1987 1990 - Oct 1 0:00 0 - Rule Libya 1990 only - May 4 0:00 1:00 S +Rule Libya 1996 max - Mar 30 2:00s 1:00 S +Rule Libya 1996 max - Sep 30 2:00s 0 - # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone Africa/Tripoli 0:52:44 - LMT 1920 1:00 Libya CE%sT 1959 2:00 - EET 1982 -# 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 CE%sT 1991 - 2:00 - EET + 2:00 - EET 1996 Mar 30 3:00 + 1:00 Libya CE%sT # Madagascar # Zone NAME GMTOFF RULES FORMAT [UNTIL] @@ -442,7 +455,7 @@ Zone Indian/Mayotte 3:00:56 - LMT 1911 Jul # Mamoutzou 3:00 - EAT # Morocco -# rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S +# RULE NAME FROM TO TYPE IN ON AT SAVE LETTER/S Rule Morocco 1939 only - Sep 12 0:00 1:00 S Rule Morocco 1939 only - Nov 19 0:00 0 - Rule Morocco 1940 only - Feb 25 0:00 1:00 S @@ -474,12 +487,15 @@ Zone Africa/Maputo 2:10:20 - LMT 1903 Mar 2:00 - SAT # Namibia +# RULE NAME FROM TO TYPE IN ON AT SAVE LETTER/S +Rule Namibia 1994 max - Sep Sun>=1 2:00 1:00 S +Rule Namibia 1995 max - Apr Sun>=1 2:00 0 - # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone Africa/Windhoek 1:08:24 - LMT 1892 Feb 8 1:30 - SWAT 1903 Mar # SW Africa Time 2:00 - SAT 1942 Sep 20 2:00 2:00 1:00 SAST 1943 Mar 21 2:00 - 2:00 - SAT + 2:00 Namibia SA%sT # Niger # Zone NAME GMTOFF RULES FORMAT [UNTIL] @@ -618,10 +634,9 @@ Rule Tunisia 1977 only - Sep 24 0:00s 0 - Rule Tunisia 1978 only - May 1 0:00s 1:00 S Rule Tunisia 1978 only - Oct 1 0:00s 0 - Rule Tunisia 1988 only - Jun 1 0:00s 1:00 S -Rule Tunisia 1988 max - Sep lastSun 0:00s 0 - +Rule Tunisia 1988 1990 - Sep lastSun 0:00s 0 - Rule Tunisia 1989 only - Mar 26 0:00s 1:00 S Rule Tunisia 1990 only - May 1 0:00s 1:00 S -Rule Tunisia 1991 max - Mar lastSun 0:00s 1:00 S # Shanks gives 0:09 for Paris Mean Time; go with Howse's more precise 0:09:21. # Shanks says the 1911 switch occurred on Mar 9; go with Howse's Mar 11. # Zone NAME GMTOFF RULES FORMAT [UNTIL] diff --git a/time/antarctica b/time/antarctica index 0c78eb6826..b4a7d397a3 100644 --- a/time/antarctica +++ b/time/antarctica @@ -1,4 +1,4 @@ -# @(#)antarctica 7.4 +# @(#)antarctica 7.5 # From Paul Eggert (1996-09-03): # To keep things manageable, we list only locations occupied year-round; @@ -8,6 +8,20 @@ # I made up all time zone abbreviations mentioned here; corrections welcome! # FORMAT is `___' and GMTOFF is 0 for locations while uninhabited. +# These rules are stolen from the `southamerica' file. +# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S +Rule ArgAQ 1964 1966 - Mar 1 0:00 0 - +Rule ArgAQ 1964 1966 - Oct 15 0:00 1:00 S +Rule ArgAQ 1967 only - Apr 1 0:00 0 - +Rule ArgAQ 1967 1968 - Oct Sun<=7 0:00 1:00 S +Rule ArgAQ 1968 1969 - Apr Sun<=7 0:00 0 - +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 - + # Argentina - 6 year-round bases # General Belgrano II @@ -118,7 +132,21 @@ Rule NZAQ 1990 max - Mar Sun>=15 2:00s 0 S # USA - year-round bases # -# Palmer, Anvers Island +# Palmer, Anvers Island, since 1965 (moved 2 miles in 1968) +# +# From Ethan Dicks <erd@mcmsun5.mcmurdo.gov> (1996-10-06): +# It keeps the same time as Punta Arenas, Chile, because, just like us +# and the South Pole, that's the other end of their supply line.... +# I verified with someone who was there that since 1980, +# Palmer has followed Chile. Prior to that, before the Falklands War, +# Palmer used to be supplied from Argentina. +# +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Zone Antarctica/Palmer 0 - ___ 1965 + -4:00 ArgAQ AR%sT 1969 Oct 5 + -3:00 ArgAQ AR%sT 1982 May + -4:00 ChileAQ CL%sT +# # # McMurdo, Ross Island, since 1956 # Zone NAME GMTOFF RULES FORMAT [UNTIL] @@ -1,16 +1,25 @@ -# @(#)asia 7.25 +# @(#)asia 7.26 # 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> (1995-07-24): +# From Paul Eggert <eggert@twinsun.com> (1996-11-22): # # 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 otherwise noted, it is the source for the data below. # +# Gwillim Law <LAW@encmail.encompass.com> writes that a good source +# for recent time zone data is the International Air Transport +# Association's Standard Schedules Information Manual (IATA SSIM), +# published semiannually. Law sent in several helpful summaries +# of the IATA's data after 1990. +# +# 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. @@ -24,7 +33,6 @@ # Corrections are welcome! # std dst # LMT Local Mean Time -# LST Local Star Time (Russian ``mestnoe zvezdnoe vremya'') # 2:00 EET EEST Eastern European Time # 2:00 IST IDT Israel # 3:00 AST ADT Arabia* @@ -48,12 +56,22 @@ ############################################################################### -# These rules for Russia are stolen from the `europe' file. +# These rules are stolen from the `europe' file. # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S -Rule RussiaAsia 1981 1984 - Apr 1 0:00 1:00 S -Rule RussiaAsia 1981 1983 - Oct 1 0:00 0 - -Rule RussiaAsia 1984 max - Sep lastSun 2:00s 0 - -Rule RussiaAsia 1985 max - Mar lastSun 2:00s 1:00 S +Rule EUAsia 1981 max - Mar lastSun 1:00u 1:00 S +Rule EUAsia 1996 max - Oct lastSun 1:00u 0 - +Rule E-EurAsia 1981 max - Mar lastSun 0:00 1:00 S +Rule E-EurAsia 1979 1995 - Sep lastSun 0:00 0 - +Rule E-EurAsia 1996 max - Oct lastSun 0:00 0 - +Rule RussiaAsia 1981 1984 - Apr 1 0:00 1:00 S +Rule RussiaAsia 1981 1983 - Oct 1 0:00 0 - +Rule RussiaAsia 1984 1991 - Sep lastSun 2:00s 0 - +Rule RussiaAsia 1985 1991 - Mar lastSun 2:00s 1:00 S +Rule RussiaAsia 1992 only - Mar lastSat 23:00 1:00 S +Rule RussiaAsia 1992 only - Sep lastSat 23:00 0 - +Rule RussiaAsia 1993 max - Mar lastSun 2:00s 1:00 S +Rule RussiaAsia 1993 1995 - Sep lastSun 2:00s 0 - +Rule RussiaAsia 1996 max - Oct lastSun 2:00s 0 - # Afghanistan # Zone NAME GMTOFF RULES FORMAT [UNTIL] @@ -85,10 +103,9 @@ Zone Asia/Baku 3:19:24 - LMT 1924 May 2 3:00 - BAKT 1957 Mar # Baku Time 4:00 RussiaAsia BAK%sT 1991 Mar 31 2:00s 3:00 1:00 BAKST 1991 Aug 30 # independence - 3:00 RussiaAsia AZ%sT 1992 # Azerbaijan Time - 3:00 - AZT -# Shanks has Baku using Russian DST rules after 1991, -# but usno1995 has Azerbaijan with no DST. Guess no DST after 1991. + 3:00 RussiaAsia AZ%sT 1992 Sep lastSun 2:00s + 4:00 - AZT 1996 # Azerbaijan time + 4:00 EUAsia AZ%sT # Bahrain # Zone NAME GMTOFF RULES FORMAT [UNTIL] @@ -287,18 +304,20 @@ Zone Asia/Nicosia 2:13:28 - LMT 1921 Nov 14 # an MP who went on a hunger strike for 11 days to force discussion about it! # 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. +# From Mathew Englander <mathew@io.org>, quoting AP (1996-10-23 13:05-04): +# Instead of putting back clocks at the end of October, Georgia +# will stay on daylight savings time this winter to save energy, +# President Eduard Shevardnadze decreed Wednesday. # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone Asia/Tbilisi 2:59:16 - LMT 1880 2:59:16 - TBMT 1924 May 2 # Tbilisi Mean Time 3:00 - TBIT 1957 Mar # Tbilisi Time 4:00 RussiaAsia TBI%sT 1991 Mar 31 2:00s 3:00 1:00 TBIST 1991 Apr 9 # independence - 3:00 RussiaAsia GE%sT 1994 Sep 25 2:00s # Georgia Time - 4:00 - GET + 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 # India # Zone NAME GMTOFF RULES FORMAT [UNTIL] @@ -340,6 +359,13 @@ Rule Iran 1978 1980 - Mar 21 0:00 1:00 S Rule Iran 1978 only - Oct 21 0:00 0 - Rule Iran 1979 only - Sep 19 0:00 0 - Rule Iran 1980 only - Sep 23 0:00 0 - +Rule Iran 1991 only - May 3 0:00s 1:00 S +Rule Iran 1991 only - Sep 20 0:00s 0 - +Rule Iran 1992 only - Mar 22 0:00 1:00 S +Rule Iran 1992 1993 - Sep 23 0:00 0 - +Rule Iran 1993 max - Mar 21 0:00 1:00 S +Rule Iran 1994 1995 - Sep 22 0:00 0 - +Rule Iran 1996 max - Sep 21 0:00 0 - # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone Asia/Tehran 3:25:44 - LMT 1916 3:25:44 - TMT 1946 # Tehran Mean Time @@ -353,8 +379,11 @@ Rule Iraq 1982 only - May 1 0:00 1:00 D Rule Iraq 1982 1984 - Oct 1 0:00 0 S Rule Iraq 1983 only - Mar 31 0:00 1:00 D Rule Iraq 1984 1985 - Apr 1 0:00 1:00 D -Rule Iraq 1985 max - Sep lastSun 1:00s 0 S -Rule Iraq 1986 max - Mar lastSun 1:00s 1:00 D +Rule Iraq 1985 1990 - Sep lastSun 1:00s 0 S +Rule Iraq 1986 1990 - Mar lastSun 1:00s 1:00 D +# IATA SSIM (1991/1996) says Apr 1 12:01am UTC; guess the `:01' is a typo. +Rule Iraq 1991 max - Apr 1 3:00s 1:00 D +Rule Iraq 1991 max - Oct 1 3:00s 0 D # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone Asia/Baghdad 2:57:40 - LMT 1890 2:57:36 - BMT 1918 # Baghdad Mean Time? @@ -512,9 +541,6 @@ Zone Asia/Ishigaki 8:16:36 - LMT 1896 # Other Japanese possessions are probably like Asia/Tokyo. # Jordan -# From Paul Eggert <eggert@twinsun.com> (1993-11-18): -# Most likely Shanks is merely guessing dates from 1992 on. -# From Shanks (1991): # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S Rule Jordan 1973 only - Jun 6 0:00 1:00 S Rule Jordan 1973 1975 - Oct 1 0:00 0 - @@ -529,40 +555,56 @@ Rule Jordan 1986 1988 - Apr Fri>=1 0:00 1:00 S Rule Jordan 1986 1990 - Oct Fri>=1 0:00 0 - Rule Jordan 1989 only - May 8 0:00 1:00 S Rule Jordan 1990 only - Apr 27 0:00 1:00 S -Rule Jordan 1991 only - Apr 19 0:00 1:00 S +Rule Jordan 1991 only - Apr 17 0:00 1:00 S Rule Jordan 1991 only - Sep 27 0:00 0 - -Rule Jordan 1992 max - Apr Fri>=1 0:00 1:00 S -Rule Jordan 1992 max - Oct Fri>=1 0:00 0 - +Rule Jordan 1992 only - Apr 10 0:00 1:00 S +Rule Jordan 1992 1993 - Oct Fri>=1 0:00 0 - +Rule Jordan 1993 max - Apr Fri>=1 0:00 1:00 S +Rule Jordan 1994 only - Sep Fri>=15 0:00 0 - +Rule Jordan 1995 max - Sep Fri>=15 0:00s 0 - # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone Asia/Amman 2:23:44 - LMT 1931 2:00 Jordan EE%sT # Kazakhstan -# From Paul Eggert (1996-04-19): +# From Paul Eggert (1996-11-22): # Andrew Evtichov <evti@chevron.com> (1996-04-13) writes that Kazakhstan -# stayed in sync with Moscow after 1990, and that Aktau is the biggest city -# in western Kazakhstan. Follow Shanks before 1991, Evtichov afterwards. +# stayed in sync with Moscow after 1990, and that Aqtobe (formerly Aktyubinsk) +# and Aqtau (formerly Shevchenko) are the largest cities in their zones. +# Guess that Aqtau and Aqtobe diverged in 1995, since that's the first time +# IATA SSIM mentions a third time zone in Kazakhstan. +# # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone Asia/Alma-Ata 5:07:48 - LMT 1924 May 2 # or Almaty 5:00 - ALMT 1957 Mar # Alma-Ata Time 6:00 RussiaAsia ALM%sT 1991 Mar 31 2:00s 5:00 1:00 ALMST 1991 Sep 29 2:00s 5:00 - ALMT 1992 Jan 19 2:00s - 6:00 RussiaAsia ALM%sT -Zone Asia/Aktau 3:21:04 - LMT 1924 May 2 # or Aqtau + 6:00 E-EurAsia ALM%sT +Zone Asia/Aqtobe 3:48:40 - LMT 1924 May 2 + 4:00 - AKT 1957 Mar # Aktyubinsk Time + 5:00 RussiaAsia AK%sT 1991 Mar 31 2:00s + 4:00 1:00 AKTST 1991 Sep 29 2:00s + 4:00 - AQTT 1992 Jan 19 2:00s # Aqtobe Time + 5:00 E-EurAsia AQT%sT +Zone Asia/Aqtau 3:21:04 - LMT 1924 May 2 # or Aktau 4:00 - SHET 1957 Mar # Fort Shevchenko Time 5:00 RussiaAsia SHE%sT 1991 Mar 31 2:00s - 4:00 1:00 AKTST 1991 Sep 29 2:00s - 4:00 - AKTT 1992 Jan 19 2:00s # Aktau Time - 5:00 RussiaAsia AKT%sT + 4:00 1:00 AQTST 1991 Sep 29 2:00s + 4:00 - AQTT 1992 Jan 19 2:00s # Aqtau Time + 5:00 E-EurAsia AQT%sT 1995 Sep lastSun + 4:00 E-EurAsia AQT%sT # Kirgizstan +# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S +Rule Kirgiz 1992 max - Apr Sun>=7 0:00 1:00 S +Rule Kirgiz 1991 max - Sep lastSun 0:00 0 - # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone Asia/Bishkek 4:58:24 - LMT 1924 May 2 5:00 - FRUT 1957 Mar # Frunze Time 6:00 RussiaAsia FRU%sT 1991 Mar 31 2:00s 5:00 1:00 FRUST 1991 Aug 31 # independence - 5:00 RussiaAsia KG%sT # Kirgizstan Time + 5:00 Kirgiz KG%sT # Kirgizstan Time ############################################################################### @@ -630,10 +672,13 @@ Rule Lebanon 1973 1977 - May 1 0:00 1:00 S Rule Lebanon 1978 only - Apr 30 0:00 1:00 S Rule Lebanon 1978 only - Sep 30 0:00 0 - Rule Lebanon 1984 1987 - May 1 0:00 1:00 S -Rule Lebanon 1984 max - Oct 16 0:00 0 - +Rule Lebanon 1984 1991 - Oct 16 0:00 0 - Rule Lebanon 1988 only - Jun 1 0:00 1:00 S Rule Lebanon 1989 only - May 10 0:00 1:00 S -Rule Lebanon 1990 max - May 1 0:00 1:00 S +Rule Lebanon 1990 1992 - May 1 0:00 1:00 S +Rule Lebanon 1992 only - Oct 4 0:00 0 - +Rule Lebanon 1993 max - Mar lastSun 0:00 1:00 S +Rule Lebanon 1993 max - Sep lastSun 0:00 0 - # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone Asia/Beirut 2:22:00 - LMT 1880 2:00 Lebanon EE%sT @@ -673,8 +718,11 @@ Zone Indian/Maldives 4:54:00 - LMT 1880 # Male # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S Rule Mongol 1981 1984 - Apr 1 0:00 1:00 S Rule Mongol 1981 1984 - Oct 1 0:00 0 - -Rule Mongol 1985 max - Mar lastSun 2:00 1:00 S -Rule Mongol 1985 max - Sep lastSun 3:00 0 - +Rule Mongol 1985 1990 - Mar lastSun 2:00 1:00 S +Rule Mongol 1985 1990 - Sep lastSun 3:00 0 - +Rule Mongol 1991 max - Mar lastSun 0:00 1:00 S +Rule Mongol 1991 1995 - Sep lastSun 0:00 0 - +Rule Mongol 1996 max - Oct Fri>=22 0:00 0 - # Zone NAME GMTOFF RULES FORMAT [UNTIL] #Zone Asia/Dariv 6:14:32 - LMT 1905 Aug # 6:00 - DART 1978 # Dariv Time @@ -712,9 +760,9 @@ Zone Asia/Karachi 4:28:12 - LMT 1907 Rule EgyptAsia 1957 only - May 10 0:00 1:00 S Rule EgyptAsia 1957 1958 - Oct 1 0:00 0 - Rule EgyptAsia 1958 only - May 1 0:00 1:00 S -Rule EgyptAsia 1959 1981 - May 1 1:00 1:00 S +Rule EgyptAsia 1959 1967 - May 1 1:00 1:00 S Rule EgyptAsia 1959 1965 - Sep 30 3:00 0 - -Rule EgyptAsia 1966 max - Oct 1 3:00 0 - +Rule EgyptAsia 1966 only - Oct 1 3:00 0 - # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone Asia/Gaza 2:17:52 - LMT 1900 Oct 2:00 - EET 1957 May 10 @@ -806,8 +854,16 @@ Rule Syria 1987 1988 - Oct 31 2:00 0 - Rule Syria 1988 only - Mar 15 2:00 1:00 S Rule Syria 1989 only - Mar 31 2:00 1:00 S Rule Syria 1989 only - Oct 1 2:00 0 - -Rule Syria 1990 max - Apr 1 2:00 1:00 S -Rule Syria 1990 max - Sep 30 2:00 0 - +Rule Syria 1990 only - Apr 1 2:00 1:00 S +Rule Syria 1990 only - Sep 30 2:00 0 - +Rule Syria 1991 only - Apr 1 0:00 1:00 S +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; assume that it should be 1997-04-01. +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] Zone Asia/Damascus 2:25:12 - LMT 1920 2:00 Syria EE%sT @@ -820,10 +876,6 @@ Zone Asia/Dushanbe 4:35:12 - LMT 1924 May 2 5:00 1:00 DUSST 1991 Sep 9 # independence 5:00 RussiaAsia TJ%sT 1992 5:00 - TJT # Tajikistan Time -# Shanks has Dushanbe at 5:00 (6:00 summer) after 1991, -# but a cable from the American Embassy at Dushanbe -# <URL:http://www.itaiep.doc.gov/bisnis/cables/960703ti.html> (1996-07-02) -# says that Tajikistan is at 5:00. Guess no DST after 1991. # Thailand # Zone NAME GMTOFF RULES FORMAT [UNTIL] @@ -836,12 +888,10 @@ Zone Asia/Bangkok 6:42:04 - LMT 1880 Zone Asia/Ashkhabad 3:53:32 - LMT 1924 May 2 # or Ashgabat 4:00 - ASHT 1957 Mar # Ashkhabad Time 5:00 RussiaAsia ASH%sT 1991 Mar 31 2:00s - 4:00 1:00 ASHST 1991 Oct 27 # independence - 4:00 RussiaAsia TM%sT 1992 # Turkmenistan Time - 4:00 - TMT -# Shanks has Ashkhabad at 4:00 (5:00 summer) after 1991, but -# DHL <URL:http://www.dhl.com/dhlinfo/country/turkmeni.html> (1996-07-26) -# reports 4:00. Guess no DST after 1991. + 4:00 1:00 ASHST 1991 Sep 29 2:00s + 4:00 - ASHT 1991 Oct 27 # independence + 4:00 - TMT 1992 Jan 19 2:00s + 5:00 - TMT # Turkmenistan Time # United Arab Emirates # Zone NAME GMTOFF RULES FORMAT [UNTIL] diff --git a/time/australasia b/time/australasia index 27e018bcde..be15771b07 100644 --- a/time/australasia +++ b/time/australasia @@ -1,4 +1,4 @@ -# @(#)australasia 7.29 +# @(#)australasia 7.30 # This file also includes Pacific islands. # Notes are at the end of this file @@ -35,17 +35,33 @@ Zone Australia/Perth 7:43:24 - LMT 1895 Dec 8:00 1:00 WST 1992 Mar Sun>=1 2:00s 8:00 - WST # Queensland +# +# From Alex Livingston <alex@agsm.unsw.edu.au> (1996-11-01): +# I have heard or read more than once that some resort islands off the coast +# of Queensland chose to keep observing daylight-saving time even after +# Queensland ceased to. +# +# From Paul Eggert (1996-11-22): +# IATA SSIM (1993-02/1994-09) say that the Holiday Islands (Hayman, Lindeman, +# Hamilton) observed DST for two years after the rest of Queensland stopped. +# Hamilton is the largest, but there is also a Hamilton in Victoria, +# so use Lindeman. +# +# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S +Rule QL 1989 1991 - Oct lastSun 2:00s 1:00 - +Rule QL 1990 1992 - Mar Sun>=1 2:00s 0 - +Rule Holiday 1989 1993 - Oct lastSun 2:00s 1:00 - +Rule Holiday 1990 1994 - Mar Sun>=1 2:00s 0 - Zone Australia/Brisbane 10:12:08 - LMT 1895 10:00 - EST 1917 Jan 1 0:01 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 + 10:00 QL EST +Zone Australia/Lindeman 9:55:56 - LMT 1895 + 10:00 - EST 1917 Jan 1 0:01 + 10:00 Aus EST 1971 Oct lastSun 2:00s + 10:00 1:00 EST 1972 Feb lastSun 2:00s + 10:00 Holiday EST # South Australia # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S @@ -289,11 +305,13 @@ Rule NZ 1990 max - Oct Sun>=1 2:00s 1:00 D Rule NZ 1975 only - Feb 23 2:00s 0 S Rule NZ 1976 1989 - Mar Sun>=1 2:00s 0 S Rule NZ 1990 max - Mar Sun>=15 2:00s 0 S +Rule Chatham 1990 max - Oct Sun>=1 2:45s 1:00 D +Rule Chatham 1991 max - Mar Sun>=15 2:45s 0 S # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone Pacific/Auckland 11:39:04 - LMT 1868 11:30 NZ NZ%sT 1940 Sep 29 2:00 12:00 NZ NZ%sT -Zone Pacific/Chatham 12:45 NZ CHA%sT +Zone Pacific/Chatham 12:45 Chatham CHA%sT # Antipodes Is, Kermadec Is @@ -375,9 +393,9 @@ Zone Pacific/Funafuti 11:56:52 - LMT 1901 Rule Vanuatu 1983 only - Sep 25 0:00 1:00 S Rule Vanuatu 1984 1991 - Mar Sun>=23 0:00 0 - Rule Vanuatu 1984 only - Oct 23 0:00 1:00 S -Rule Vanuatu 1985 1990 - Sep Sun>=23 0:00 1:00 S -Rule Vanuatu 1991 max - Sep lastSun 0:00 1:00 S -Rule Vanuatu 1992 max - Mar lastSun 0:00 0 - +Rule Vanuatu 1985 1991 - Sep Sun>=23 0:00 1:00 S +Rule Vanuatu 1992 1993 - Jan Sun>=23 0:00 0 - +Rule Vanuatu 1992 only - Oct Sun>=23 0:00 1:00 S # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone Pacific/Efate 11:13:16 - LMT 1912 Jan 13 # Vila 11:00 Vanuatu VU%sT # Vanuatu Time @@ -400,11 +418,19 @@ 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> (1996-01-22); +# From Paul Eggert <eggert@twinsun.com> (1996-11-22): # 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, it is the source for the data above. +# +# Gwillim Law <LAW@encmail.encompass.com> writes that a good source +# for recent time zone data is the International Air Transport +# Association's Standard Schedules Information Manual (IATA SSIM), +# published semiannually. Law sent in several helpful summaries +# of the IATA's data after 1990. +# +# 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 @@ -799,8 +825,11 @@ Zone Pacific/Wallis 12:15:20 - LMT 1901 # 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. +# From Paul Eggert (1996-11-22): +# Shanks gives no data for Chatham; usno1989 says it's +12:45, +# usno1995 says it's +12:45/+13:45, and IATA SSIM (1991/1996) +# gives the NZ rules but with transitions at 2:45 local standard time. +# Guess that they adopted DST in 1990. ############################################################################### diff --git a/time/etcetera b/time/etcetera index 73ad68ee0a..c47fae7a68 100644 --- a/time/etcetera +++ b/time/etcetera @@ -1,15 +1,19 @@ -# @(#)etcetera 7.5 +# @(#)etcetera 7.6 -# All of these are set up just so people can "zic -l" to a timezone -# that's right for their area, even if it doesn't have a name or DST rules -# (half hour zones are too much to bother with -- when someone asks!) +# These entries are mostly present for historical reasons, so that +# people in areas not otherwise covered by the tz files could "zic -l" +# to a time zone that was right for their area. These days, the +# tz files cover almost all the inhabited world, so there's little +# need now for the entries that are not on UTC. Zone Etc/GMT 0 - GMT -Link Etc/GMT Etc/UTC -Link Etc/GMT Etc/UCT -Link Etc/GMT Etc/Universal +Zone Etc/UTC 0 - UTC +Zone Etc/UCT 0 - UCT + +Link Etc/UTC Etc/Universal +Link Etc/UTC Etc/Zulu + Link Etc/GMT Etc/Greenwich -Link Etc/GMT Etc/Zulu Link Etc/GMT Etc/GMT-0 Link Etc/GMT Etc/GMT+0 Link Etc/GMT Etc/GMT0 diff --git a/time/europe b/time/europe index abeba98386..6eb92b769d 100644 --- a/time/europe +++ b/time/europe @@ -1,14 +1,22 @@ -# @(#)europe 7.40 +# @(#)europe 7.41 # 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> (1996-09-03): +# From Paul Eggert <eggert@twinsun.com> (1996-11-22): # 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 otherwise noted, it is the source for the data below. +# +# Gwillim Law <LAW@encmail.encompass.com> writes that a good source +# for recent time zone data is the International Air Transport +# Association's Standard Schedules Information Manual (IATA SSIM), +# published semiannually. Law sent in several helpful summaries +# of the IATA's data after 1990. +# +# 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 @@ -27,6 +35,7 @@ # 0:00 WET WEST Western Europe # 1:00 CET CEST Central Europe # 2:00 EET EEST Eastern Europe +# 3:00 MSK MSD Moscow # # See the `africa' file for time zone naming and abbreviation conventions. # @@ -826,6 +835,14 @@ Rule C-Eur 1979 1995 - Sep lastSun 2:00s 0 - Rule C-Eur 1981 max - Mar lastSun 2:00s 1:00 S Rule C-Eur 1996 max - Oct lastSun 2:00s 0 - +# E-Eur differs from EU only in that E-Eur switches at midnight local time. +Rule E-Eur 1977 1980 - Apr Sun>=1 0:00 1:00 S +Rule E-Eur 1977 only - Sep lastSun 0:00 0 - +Rule E-Eur 1978 only - Oct 1 0:00 0 - +Rule E-Eur 1979 1995 - Sep lastSun 0:00 0 - +Rule E-Eur 1981 max - Mar lastSun 0:00 1:00 S +Rule E-Eur 1996 max - Oct lastSun 0:00 0 - + # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S Rule Russia 1917 only - Jul 1 23:00 1:00 MST # Moscow Summer Time Rule Russia 1917 only - Dec 28 0:00 0 MMT # Moscow Mean Time @@ -836,15 +853,20 @@ Rule Russia 1919 only - Jul 1 2:00 1:00 S Rule Russia 1919 only - Aug 16 0:00 0 - Rule Russia 1921 only - Feb 14 23:00 1:00 S # Shanks gives 1921 Mar 21 for the following transition. -# From Andrew A. Chernov <ache@astral.msk.su> (1993-11-12): +# From Andrey A. Chernov <ache@astral.msk.su> (1993-11-12): # My sources says, that it is Mar 20, not 21. Rule Russia 1921 only - Mar 20 23:00 2:00 DS Rule Russia 1921 only - Sep 1 0:00 1:00 S Rule Russia 1921 only - Oct 1 0:00 0 - Rule Russia 1981 1984 - Apr 1 0:00 1:00 S Rule Russia 1981 1983 - Oct 1 0:00 0 - -Rule Russia 1984 max - Sep lastSun 2:00s 0 - -Rule Russia 1985 max - Mar lastSun 2:00s 1:00 S +Rule Russia 1984 1991 - Sep lastSun 2:00s 0 - +Rule Russia 1985 1991 - Mar lastSun 2:00s 1:00 S +Rule Russia 1992 only - Mar lastSat 23:00 1:00 S +Rule Russia 1992 only - Sep lastSat 23:00 0 - +Rule Russia 1993 max - Mar lastSun 2:00s 1:00 S +Rule Russia 1993 1995 - Sep lastSun 2:00s 0 - +Rule Russia 1996 max - Oct lastSun 2:00s 0 - # These are for backward compatibility with older versions. @@ -913,7 +935,8 @@ Rule Albania 1984 only - Oct 1 0:00 0 - Zone Europe/Tirane 1:19:20 - LMT 1914 1:00 - CET 1940 Jun 16 1:00 Albania CE%sT 1985 Mar 31 1:00 - 1:00 W-Eur CE%sT + 1:00 W-Eur CE%sT 1991 + 1:00 EU CE%sT # Andorra # Zone NAME GMTOFF RULES FORMAT [UNTIL] @@ -944,11 +967,13 @@ Zone Europe/Vienna 1:05:20 - LMT 1893 Apr # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone Europe/Minsk 1:50:16 - LMT 1880 2:30:20 Russia %s 1919 Jul 1 2:00 - 3:00 Russia MOS%sT 1922 Oct # Moscow Time + 3:00 Russia MSK/MSD 1922 Oct 2:00 - EET 1930 Jun 21 - 3:00 Russia MOS%sT 1991 Mar 31 2:00s + 3:00 Russia MSK/MSD 1991 Mar 31 2:00s 2:00 1:00 EEST 1991 Sep 29 2:00s - 2:00 C-Eur EE%sT + 2:00 - EET 1992 Mar 29 0:00 + 2:00 1:00 EEST 1992 Sep 27 0:00 + 2:00 Russia EE%sT # Belgium # Whitman and Shanks disagree; go with Shanks, usually. @@ -1021,7 +1046,8 @@ Zone Europe/Sofia 1:33:16 - LMT 1880 1:00 C-Eur CE%sT 1945 Apr 2 3:00 2:00 - EET 1979 Mar 31 23:00 2:00 Bulg EE%sT 1982 Sep 26 2:00 - 2:00 C-Eur EE%sT + 2:00 C-Eur EE%sT 1991 + 2:00 E-Eur EE%sT # Croatia # Zone NAME GMTOFF RULES FORMAT [UNTIL] @@ -1077,30 +1103,54 @@ Zone Europe/Copenhagen 0:50:20 - LMT 1890 Zone Atlantic/Faeroe -0:27:04 - LMT 1908 Jan 11 # Torshavn 0:00 - WET 1981 0:00 EU WE%sT -Zone America/Scoresbysund -1:29:00 - LMT 1916 Jul 28 +# +# From Paul Eggert (1996-11-22): +# Greenland joined the EU as part of Denmark, obtained home rule on 1979-05-01, +# and left the EU on 1985-02-01. It therefore should have been using EU +# rules at least through 1984. Shanks says Scoresbysund and Godthab +# used C-Eur rules after 1980, but IATA SSIM (1991/1996) says they use EU +# rules since at least 1991. Assume EU rules since 1980. + +# +# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S +Rule Thule 1993 max - Apr Sun>=1 2:00 1:00 D +Rule Thule 1993 max - Oct lastSun 2:00 0 S +# +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Zone America/Scoresbysund -1:29:00 - LMT 1916 Jul 28 # Ittoqqortoormit -2:00 - CGT 1980 Apr 6 2:00 -2:00 C-Eur CG%sT 1981 Mar 29 - -1:00 C-Eur EG%sT -Zone America/Godthab -3:26:56 - LMT 1916 Jul 28 + -1:00 EU EG%sT +Zone America/Godthab -3:26:56 - LMT 1916 Jul 28 # Nuuk -3:00 - WGT 1980 Apr 6 2:00 - -3:00 C-Eur WG%sT -Zone America/Thule -4:35:08 - LMT 1916 Jul 28 - -4:00 - AST + -3:00 EU WG%sT +Zone America/Thule -4:35:08 - LMT 1916 Jul 28 # Pituffik + -4:00 Thule A%sT # Estonia # From Peter Ilieve <peter@memex.co.uk> (1994-10-15): # A relative in Tallinn confirms the accuracy of the data for 1989 onwards # [through 1994] and gives the legal authority for it, # a regulation of the Government of Estonia, No. 111 of 1989.... +# +# From Peter Ilieve <peter@aldie.co.uk> (1996-10-28): +# [IATA SSIM (1992/1996) claims that the Baltic republics switch at 01:00s, +# but a relative confirms that Estonia still switches at 02:00s, writing:] +# ``I do not [know] exactly but there are some little different +# (confusing) rules for International Air and Railway Transport Schedules +# conversion in Sunday connected with end of summer time in Estonia.... +# 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.'' # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone Europe/Tallinn 1:39:00 - LMT 1880 1:39:00 - TMT 1918 Feb # Tallinn Mean Time 1:00 C-Eur CE%sT 1919 Jul 1:39:00 - TMT 1921 May 2:00 - EET 1940 Aug 6 - 3:00 - MOST 1941 Sep 15 # Moscow Time + 3:00 - MSK 1941 Sep 15 1:00 C-Eur CE%sT 1944 Sep 22 - 3:00 Russia MOS%sT 1989 Mar 26 2:00s + 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 @@ -1418,6 +1468,14 @@ Link Europe/Rome Europe/Vatican Link Europe/Rome Europe/San_Marino # Latvia +# From Paul Eggert (1996-11-22): +# Rules after 1991 are by extension from Shanks. They contradict +# IATA SSIM (1992/1996), which claims Latvia uses W-Eur rules, but +# Peter Ilieve's relative writes that Latvia switched in September this year, +# so we'll assume that the old C-Eur-style rules still apply. +# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S +Rule Latvia 1992 max - Mar lastSun 2:00s 1:00 S +Rule Latvia 1992 max - Sep lastSun 2:00s 0 - # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone Europe/Riga 1:36:24 - LMT 1880 1:36:24 - RMT 1918 Apr 15 2:00 #Riga Mean Time @@ -1426,11 +1484,11 @@ Zone Europe/Riga 1:36:24 - LMT 1880 1:36:24 1:00 LST 1919 May 22 3:00 1:36:24 - RMT 1926 May 11 2:00 - EET 1940 Aug 5 - 3:00 - MOST 1941 Jul # Moscow Time + 3:00 - MSK 1941 Jul 1:00 C-Eur CE%sT 1944 Aug 8 - 3:00 Russia MOS%sT 1991 Mar 31 2:00s + 3:00 Russia MSK/MSD 1991 Mar 31 2:00s 2:00 1:00 EEST 1991 Sep 29 2:00s - 2:00 C-Eur EE%sT + 2:00 Latvia EE%sT # Liechtenstein # Zone NAME GMTOFF RULES FORMAT [UNTIL] @@ -1446,11 +1504,14 @@ Zone Europe/Vilnius 1:41:16 - LMT 1880 1:00 - CET 1920 Jul 12 2:00 - EET 1920 Oct 9 1:00 - CET 1940 Aug 3 - 3:00 - MOST 1941 Jun 24 # Moscow Time + 3:00 - MSK 1941 Jun 24 1:00 C-Eur CE%sT 1944 Aug - 3:00 Russia MOS%sT 1991 Mar 31 2:00s + 3:00 Russia MSK/MSD 1991 Mar 31 2:00s 2:00 1:00 EEST 1991 Sep 29 2:00s 2:00 C-Eur EE%sT +# From Paul Eggert (1996-11-22): +# IATA SSIM (1992/1996) says Lithuania uses W-Eur rules, but since it is +# known to be wrong about Estonia and Latvia, assume it's wrong here too. # Luxembourg # Whitman disagrees with most of these dates in minor ways; go with Shanks. @@ -1517,9 +1578,9 @@ Zone Europe/Malta 0:58:04 - LMT 1893 Nov 2 # Valletta # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone Europe/Chisinau 1:55:20 - LMT 1924 May 2 2:00 - EET 1930 Jun 21 - 3:00 Russia MOS%sT 1991 Mar 31 2:00s # Moscow Time + 3:00 Russia MSK/MSD 1991 Mar 31 2:00s 2:00 1:00 EEST 1991 Sep 29 2:00s - 2:00 C-Eur EE%sT + 2:00 E-Eur EE%sT # Monaco # Shanks gives 0:09 for Paris Mean Time; go with Howse's more precise 0:09:21. @@ -1631,9 +1692,30 @@ Zone Europe/Warsaw 1:24:00 - LMT 1880 1:00 C-Eur CE%sT 1944 Oct 1:00 Poland CE%sT 1977 Apr 3 1:00 1:00 W-Eur CE%sT +# IATA SSIM (1991/1996) gives EU rules, but the _The Warsaw Voice_ +# <URL:http://www.contact.waw.pl/voice/v361/NewsInBrief.shtml> +# (1995-09-24) says the autumn 1995 switch was at 02:00. +# 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 +# (from WET to MET or CET) to harmonize with EEC. +# +# Martin Bruckmann <martin@ua.pt> (1996-02-29) reports via Peter Ilieve +# that Portugal is reverting to 0:00 by not moving its clocks this spring. +# The new Prime Minister was fed up with getting up in the dark in the winter. +# +# From Paul Eggert (1996-11-12): +# IATA SSIM (1991-09) reports several 1991-09 and 1992-09 transitions +# at 02:00u, not 01:00u. Assume that these are typos. +# IATA SSIM (1991/1992) reports that the Azores were at -1:00. +# IATA SSIM (1993-02) says +0:00; later issues (through 1996-09) say -1:00. +# Guess that the Azores changed to EU rules in 1992 (since that's when Portugal +# harmonized with the EU), and that they stayed +0:00 that winter. +# # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S Rule Port 1916 only - Jun 17 23:00 1:00 S # Whitman gives 1916 Oct 31; go with Shanks. @@ -1701,23 +1783,16 @@ Zone Europe/Lisbon -0:36:32 - LMT 1884 0:00 Port WE%sT 1966 Apr 3 2:00 1:00 - CET 1976 Sep 26 1:00 0:00 Port WE%sT 1983 Sep 25 1:00s -# From Rui Pedro Salgueiro <rps@inescca.inescc.pt> (1992-11-12): -# Portugal has recently (September, 27) changed timezone -# (from WET to MET or CET) to harmonize with EEC. - 0:00 EU WE%sT 1992 Sep 27 1:00s -# Martin Bruckmann <martin@ua.pt> (1996-02-29) reports via Peter Ilieve -# that Portugal is reverting to 0:00 by not moving its clocks this spring. -# The new Prime Minister was fed up with getting up in the dark in the winter. + 0:00 W-Eur WE%sT 1992 Sep 27 1:00s 1:00 EU CE%sT 1996 Mar 31 1:00u 0:00 EU WE%sT -# We don't know what happened to Madeira or the Azores, -# so we'll just use Shanks for now. -# Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone Atlantic/Azores -1:42:40 - LMT 1884 # Ponta Delgada -1:55 - HMT 1911 May 24 # Horta Mean Time -2:00 Port AZO%sT 1966 Apr 3 2:00 # Azores Time -1:00 Port AZO%sT 1983 Sep 25 1:00s - -1:00 W-Eur AZO%sT + -1:00 W-Eur AZO%sT 1992 Sep 27 1:00s + 0:00 EU WE%sT 1993 Mar 28 1:00u + -1:00 EU AZO%sT Zone Atlantic/Madeira -1:07:36 - LMT 1884 # Funchal -1:08 - FMT 1911 May 24 # Funchal Mean Time -1:00 Port MAD%sT 1966 Apr 3 2:00 # Madeira Time @@ -1733,38 +1808,62 @@ Rule Romania 1979 only - May 27 0:00 1:00 S Rule Romania 1979 only - Sep lastSun 0:00 0 - Rule Romania 1980 only - Apr 5 23:00 1:00 S Rule Romania 1980 only - Sep lastSun 1:00 0 - +Rule Romania 1991 1993 - Mar lastSun 0:00s 1:00 S +Rule Romania 1991 1993 - Sep lastSun 0:00s 0 - # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone Europe/Bucharest 1:44:24 - LMT 1891 Oct 1:44:24 - BMT 1931 Jul 24 # Bucharest MT 2:00 Romania EE%sT 1981 Mar 29 2:00s - 2:00 C-Eur EE%sT + 2:00 C-Eur EE%sT 1991 + 2:00 Romania EE%sT 1994 + 2:00 E-Eur EE%sT # Russia # From Shanks (1991): # In 1929 the Soviet Union instituted a 5 day week; in 1932 it instituted # a 6 day week; on 1940-06-27 it returned to the Gregorian week. # -# From Paul Eggert <eggert@twinsun.com> (1996-09-03): -# Moscow rules after 1991 are from Andrew A. Chernov <ache@astral.msk.su>. -# I invented the time zone names, and (unless otherwise specified) -# guessed what happened after 1991; the clocks were chaotic, and we know little. -# The rest is from Shanks. +# 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. +# Moscow time zone abbreviations after 1919-07-01, and Moscow rules after 1991, +# are from Andrey A. Chernov. The rest is from Shanks and the IATA. +# +# From Andrey A. Chernov <ache@nagual.ru> (1996-10-04): +# `MSK' and `MSD' were born and used initially on Moscow computers with +# Unix-like OSes by several developer groups (e.g. Demos group, Kiae group).... +# The next step was the UUCP network, the Relcom predecessor +# (used mainly for mail), and MSK/MSD was actively used there. +# +# From Chris Carrier <72157.3334@CompuServe.COM> (1996-10-30): +# According to a friend of mine who rode the Trans-Siberian Railroad from +# Moscow to Irkutsk in 1995, public air and rail transport in Russia ... +# still follows Moscow time, no matter where in Russia it is located. # # Zone NAME GMTOFF RULES FORMAT [UNTIL] +Zone Europe/Kaliningrad 1:22:00 - LMT 1893 Apr + 1:00 C-Eur CE%sT 1945 + 2:00 Poland CET 1946 + 3:00 Russia MSK/MSD 1991 Mar 31 2:00s + 2:00 1:00 EEST 1991 Sep 29 2:00s + 2:00 - EET 1992 Jan 19 2:00s + 3:00 Russia MSK/MSD 1994 +# IATA SSIM (1994-02) says Kaliningrad is at UTC+2; guess 1994 change. + 2:00 Russia EE%sT Zone Europe/Moscow 2:30:20 - LMT 1880 2:30:20 Russia %s 1919 Jul 1 2:00 - 3:00 Russia MOS%sT 1922 Oct # Moscow TIme + 3:00 Russia MSK/MSD 1922 Oct 2:00 - EET 1930 Jun 21 - 3:00 Russia MOS%sT 1991 Mar 31 2:00s + 3:00 Russia MSK/MSD 1991 Mar 31 2:00s 2:00 1:00 EEST 1991 Sep 29 2:00s 2:00 - EET 1992 Jan 19 2:00s - 3:00 Russia MOS%sT -Zone Europe/Kuybyshev 3:20:36 - LMT 1924 May 2 + 3:00 Russia MSK/MSD +Zone Europe/Samara 3:20:36 - LMT 1924 May 2 3:00 - KUYT 1957 Mar # Kuybyshev Time 4:00 Russia KUY%sT 1991 Mar 31 2:00s 3:00 1:00 KUYST 1991 Sep 29 2:00s - 3:00 - KUYT 1992 Jan 19 2:00s - 4:00 Russia KUY%sT + 3:00 - SAMT 1992 Jan 19 2:00s # Samara Time + 4:00 Russia SAM%sT Zone Asia/Yekaterinburg 4:02:34 - LMT 1924 May 2 4:00 - SVET 1957 Mar # Sverdlovsk Time 5:00 Russia SVE%sT 1991 Mar 31 2:00s @@ -1916,6 +2015,8 @@ Zone Atlantic/Canary -1:01:36 - LMT 1922 Mar # Las Palmas de Gran C. 0:00 - WET 1980 Apr 6 0:00s 0:00 1:00 WEST 1980 Sep 28 0:00s 0:00 EU WE%sT +# IATA SSIM (1996-09) says the Canaries switch at 2:00u, not 1:00u. +# Ignore this for now, as the Canaries are part of the EU. # Sweden @@ -2026,7 +2127,8 @@ Zone Europe/Istanbul 1:55:52 - LMT 1880 2:00 Turkey EE%sT 1978 Oct 15 3:00 Turkey TR%sT 1985 Apr 20 # Turkey Time 2:00 Turkey EE%sT 1986 - 2:00 C-Eur EE%sT + 2:00 C-Eur EE%sT 1991 + 2:00 EU EE%sT Link Europe/Istanbul Asia/Istanbul # Istanbul is in both continents. # Ukraine @@ -2053,23 +2155,28 @@ Rule Crimea 1921 only - Feb 14 23:00 1:00 CST Rule Crimea 1921 only - Mar 21 23:00 2:00 CDST Rule Crimea 1921 only - Sep 1 0:00 1:00 CST Rule Crimea 1921 only - Oct 1 0:00 0 NMT +Rule Crimea 1996 max - Mar lastSun 0:00u 1:00 - +Rule Crimea 1996 max - Oct lastSun 0:00u 0 - # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone Europe/Kiev 2:02:04 - LMT 1880 2:02:04 Ukraine %s 1924 May 2 2:00 - EET 1930 Jun 21 - 3:00 Russia MOS%sT 1990 Jul 17 # Moscow Time - 2:00 C-Eur EE%sT + 3:00 Russia MSK/MSD 1990 Jul 17 + 2:00 E-Eur EE%sT 1996 + 2:00 EU EE%sT Zone Europe/Simferopol 2:16:24 - LMT 1880 2:08:00 Crimea %s 1924 May 2 2:00 - EET 1930 Jun 21 - 3:00 Russia MOS%sT 1991 Mar 31 2:00s + 3:00 Russia MSK/MSD 1991 Mar 31 2:00s 2:00 1:00 EEST 1991 Sep 29 2:00s -# From Paul Eggert <eggert@twinsun.com> (1994-05-28): -# Today's _Economist_ (p 45) reports that Crimea switched -# from Kiev to Moscow time sometime after the January elections. -# For now, we'll guess that there was a 2-hour leap forward on March 27. - 2:00 C-Eur EE%sT 1994 Mar 27 2:00s - 3:00 Russia MOS%sT +# From Paul Eggert <eggert@twinsun.com> (1996-10-21): +# The _Economist_ (1994-05-28, p 45) reports that most of Crimea switched +# from Kiev to Moscow time sometime after the January 1994 elections. +# For now, guess it changed Feb 1. + 2:00 C-Eur EE%sT 1994 Feb +# From IATA SSIM (1994/1996), which also says that Kerch is still like Kiev. + 3:00 E-Eur MSK/MSD 1996 + 3:00 Crimea MSK/MSD # Yugoslavia # Zone NAME GMTOFF RULES FORMAT [UNTIL] diff --git a/time/northamerica b/time/northamerica index 5c0c02cc93..af81c5edb9 100644 --- a/time/northamerica +++ b/time/northamerica @@ -1,4 +1,4 @@ -# @(#)northamerica 7.28 +# @(#)northamerica 7.29 # also includes Central America and the Caribbean # This data is by no means authoritative; if you think you know better, @@ -462,11 +462,19 @@ Link Pacific/Honolulu HST ################################################################################ -# From Paul Eggert <eggert@twinsun.com> (1993-11-18): +# From Paul Eggert <eggert@twinsun.com> (1996-11-22): # 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. +# +# Gwillim Law <LAW@encmail.encompass.com> writes that a good source +# for recent time zone data is the International Air Transport +# Association's Standard Schedules Information Manual (IATA SSIM), +# published semiannually. Law sent in several helpful summaries +# of the IATA's data after 1990. +# +# 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 @@ -523,7 +531,7 @@ Rule Canada 1974 max - Oct lastSun 2:00 0 S Rule Canada 1987 max - Apr Sun>=1 2:00 1:00 D -# Newfoundland +# Newfoundland (except Labrador) # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S Rule StJohns 1917 1918 - Apr Sun>=8 2:00 1:00 D @@ -560,11 +568,23 @@ 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] Zone America/St_Johns -3:30:52 - LMT 1884 - -3:31 StJohns N%sT 1935 Mar 30 + -3:30:52 StJohns N%sT 1935 Mar 30 -3:30 StJohns N%sT -# Labrador, New Brunswick, Nova Scotia, Prince Edward I +# east Labrador + +# The name `Happy Valley-Goose Bay' is too long; use `Goose Bay'. +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Zone America/Goose_Bay -4:01:40 - LMT 1884 # Happy Valley-Goose Bay + -3:30:52 StJohns NST 1919 + -3:30:52 - NST 1935 Mar 30 + -3:30 - NST 1936 + -3:30 StJohns N%sT 1966 Mar 15 2:00 + -4:00 StJohns A%sT + + +# west Labrador, New Brunswick, Nova Scotia, Prince Edward I # From Paul Eggert (1996-06-12): # Shanks writes that since 1970 most of this region has been like Halifax. @@ -825,9 +845,17 @@ Zone America/Dawson_Creek -8:00:56 - LMT 1884 # Northwest Territories, Yukon -# From Paul Eggert (1996-06-12): +# From Paul Eggert (1996-10-07): # Dawson switched to PST in 1973. Inuvik switched to MST in 1979. # Shanks's table for Watson Lake is corrupted, so we have no data there. +# Mathew Englander <mathew@io.org> (1996-10-07) gives the following refs: +# * 1967. Paragraph 28(34)(g) of the Interpretation Act, S.C. 1967-68, +# c. 7 defines Yukon standard time as UTC-9. This is still valid; +# see Interpretation Act, R.S.C. 1985, c. I-21, s. 35(1). +# * C.O. 1973/214 switched Yukon to PST on 1973-10-28 00:00. +# * O.I.C. 1980/02 established DST. +# * O.I.C. 1987/056 changed DST to Apr firstSun 2:00 to Oct lastSun 2:00. +# Shanks says Yukon's 1973-10-28 switch was at 2:00; go with Englander. # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S Rule NT_YK 1918 only - Apr 14 2:00 1:00 D @@ -857,7 +885,7 @@ Zone America/Whitehorse -9:00:12 - LMT 1900 Aug 20 -9:00 NT_YK Y%sT 1966 Jul 1 2:00 -8:00 NT_YK P%sT Zone America/Dawson -9:17:40 - LMT 1900 Aug 20 - -9:00 NT_YK Y%sT 1973 Oct lastSun 2:00 + -9:00 NT_YK Y%sT 1973 Oct 28 0:00 -8:00 NT_YK P%sT @@ -1070,8 +1098,10 @@ Zone America/Cayman -5:25:32 - LMT 1890 # Georgetown # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S Rule CR 1979 1980 - Feb lastSun 0:00 1:00 D Rule CR 1979 1980 - Jun Sun>=1 0:00 0 S -Rule CR 1991 only - Jan 19 0:00 1:00 D -Rule CR 1991 only - Jul 1 0:00 0 S +Rule CR 1991 1992 - Jan Sat>=15 0:00 1:00 D +# IATA SSIM (1991-09) says the following was at 1:00; go with Shanks. +Rule CR 1991 only - Jul 1 0:00 0 S +Rule CR 1992 only - Mar 15 0:00 0 S # There are too many San Joses elsewhere, so we'll use `Costa Rica'. # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone America/Costa_Rica -5:36:20 - LMT 1890 # San Jose @@ -1114,10 +1144,11 @@ Rule Cuba 1978 only - May 7 0:00 1:00 D Rule Cuba 1978 1980 - Oct Sun>=8 0:00 0 S Rule Cuba 1979 1980 - Mar Sun>=15 0:00 1:00 D Rule Cuba 1981 1985 - May Sun>=5 0:00 1:00 D -Rule Cuba 1981 max - Oct Sun>=8 0:00 0 S +Rule Cuba 1981 1990 - Oct Sun>=8 0:00 0 S Rule Cuba 1986 1989 - Mar Sun>=14 0:00 1:00 D -Rule Cuba 1990 only - Apr 1 0:00 1:00 D -Rule Cuba 1991 max - Mar Sun>=14 0:00 1:00 D +Rule Cuba 1990 max - Apr Sun>=1 0:00 1:00 D +Rule Cuba 1991 1995 - Oct Sun>=8 0:00s 0 S +Rule Cuba 1996 max - Oct Sun>=1 0:00s 0 S # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone America/Havana -5:29:28 - LMT 1890 @@ -1168,6 +1199,8 @@ Rule Guat 1973 only - Nov 25 0:00 1:00 D Rule Guat 1974 only - Feb 24 0:00 0 S Rule Guat 1983 only - May 21 0:00 1:00 D Rule Guat 1983 only - Sep 22 0:00 0 S +Rule Guat 1991 only - Mar 23 0:00 1:00 D +Rule Guat 1991 only - Sep 7 0:00 0 S # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone America/Guatemala -6:02:04 - LMT 1918 Oct 5 -6:00 Guat C%sT @@ -1177,8 +1210,9 @@ Zone America/Guatemala -6:02:04 - LMT 1918 Oct 5 Rule Haiti 1983 only - May 8 0:00 1:00 D Rule Haiti 1984 1987 - Apr lastSun 0:00 1:00 D Rule Haiti 1983 1987 - Oct lastSun 0:00 0 S -Rule Haiti 1988 max - Apr Sun>=1 2:00 1:00 D -Rule Haiti 1988 max - Oct lastSun 2:00 0 S +# Shanks says AT is 2:00, but IATA SSIM (1991/1996) says 1:00s. Go with IATA. +Rule Haiti 1988 max - Apr Sun>=1 1:00s 1:00 D +Rule Haiti 1988 max - Oct lastSun 1:00s 0 S # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone America/Port-au-Prince -4:49:20 - LMT 1890 -4:49 - PPMT 1917 Jan 24 12:00 # P-a-P MT @@ -1203,7 +1237,8 @@ Zone America/Tegucigalpa -5:48:52 - LMT 1921 Apr Zone America/Jamaica -5:07:12 - LMT 1890 # Kingston -5:07 - KMT 1912 Feb # Kingston Mean Time -5:00 - EST 1974 Jan 6 2:00 - -5:00 US E%sT + -5:00 US E%sT 1984 + -5:00 - EST # Martinique # Zone NAME GMTOFF RULES FORMAT [UNTIL] @@ -1222,12 +1257,15 @@ Zone America/Montserrat -4:08:52 - LMT 1911 Jul 1 0:01 # Plymouth # 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 +Rule Nic 1992 only - Jan 1 4:00 1:00 D +Rule Nic 1992 only - Sep 24 0:00 0 S # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone America/Managua -5:45:08 - LMT 1890 -5:45 - MMT 1934 Jun 23 # Managua Mean Time -6:00 - CST 1973 May -5:00 - EST 1975 Feb 16 - -6:00 Nic C%sT + -6:00 Nic C%sT 1993 Jan 1 4:00 + -5:00 - EST # Panama # Zone NAME GMTOFF RULES FORMAT [UNTIL] @@ -1268,11 +1306,17 @@ Zone America/St_Vincent -4:04:56 - LMT 1890 # Kingstown -4:00 - AST # Turks and Caicos +# From Paul Eggert (1996-11-22): +# Shanks says they use US DST rules, but IATA SSIM (1991/1996) +# says they switch at midnight. Go with IATA SSIM. +# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S +Rule TC 1979 1986 - Apr lastSun 0:00 1:00 D +Rule TC 1979 max - Oct lastSun 0:00 0 S +Rule TC 1987 max - Apr Sun>=1 0:00 1:00 D # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone America/Grand_Turk -4:44:32 - LMT 1890 -5:07 - KMT 1912 Feb # Kingston Mean Time - -5:00 - EST 1979 Apr 29 2:00 - -5:00 US E%sT + -5:00 TC E%sT # British Virgin Is # Zone NAME GMTOFF RULES FORMAT [UNTIL] diff --git a/time/southamerica b/time/southamerica index cd8c84ec6f..1fdde5ebe5 100644 --- a/time/southamerica +++ b/time/southamerica @@ -1,14 +1,22 @@ -# @(#)southamerica 7.14 +# @(#)southamerica 7.15 # 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> (1996-09-03): +# From Paul Eggert <eggert@twinsun.com> (1996-11-22): # 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 otherwise noted, it is the source for the data below. +# +# Gwillim Law <LAW@encmail.encompass.com> writes that a good source +# for recent time zone data is the International Air Transport +# Association's Standard Schedules Information Manual (IATA SSIM), +# published semiannually. Law sent in several helpful summaries +# of the IATA's data after 1990. +# +# Except where otherwise noted, Shanks is the source for entries through 1990, +# and IATA SSIM is the source for entries after 1990. # # The following abbreviations are used in this file. # Corrections are welcome! @@ -103,11 +111,64 @@ Rule Arg 1989 1992 - Oct Sun>=15 0:00 1:00 S # to the time zones (for daylight saving) are now made. # # Zone NAME GMTOFF RULES FORMAT [UNTIL] +# +# Buenos Aires (BA), Distrito Federal (DF), Santa Cruz (SC), +# Tierra del Fuego (TF) & Antartida e Islas Zone America/Buenos_Aires -3:53:48 - LMT 1894 Nov -4:16:44 - CMT 1920 May # Cordoba Mean Time -4:00 - ART 1930 Dec -4:00 Arg AR%sT 1969 Oct 5 -3:00 Arg AR%sT +# +# Santa Fe (SF), Entre Rios (ER), Corrientes (CN), Misiones (MN), Chaco (CC), +# Formosa (FM), La Pampa (LP), Chubut (CH) +Zone America/Rosario -4:02:40 - LMT 1894 Nov + -4:16:44 - CMT 1920 May + -4:00 - ART 1930 Dec + -4:00 Arg AR%sT 1969 Oct 5 + -3:00 Arg AR%sT 1991 Jul + -3:00 - ART +# +# Cordoba (CB), Santiago del Estero (SE), Salta (SA), Tucuman (TM), La Rioja (LR), San Juan (SJ), San Luis (SL), +# Neuquen (NQ), Rio Negro (RN) +Zone America/Cordoba -4:16:44 - LMT 1894 Nov + -4:16:44 - CMT 1920 May + -4:00 - ART 1930 Dec + -4:00 Arg AR%sT 1969 Oct 5 + -3:00 Arg AR%sT 1990 Jul + -3:00 - ART +# +# Jujuy (JY) +Zone America/Jujuy -4:21:12 - LMT 1894 Nov + -4:16:44 - CMT 1920 May + -4:00 - ART 1930 Dec + -4:00 Arg AR%sT 1969 Oct 5 + -3:00 Arg AR%sT 1991 Mar 3 + -4:00 - WART 1991 Oct 6 + -4:00 1:00 WARST 1992 Mar 15 + -4:00 - WART 1992 Oct 18 + -3:00 - ART +# +# Catamarca (CT) +Zone America/Catamarca -4:23:08 - LMT 1894 Nov + -4:16:44 - CMT 1920 May + -4:00 - ART 1930 Dec + -4:00 Arg AR%sT 1969 Oct 5 + -3:00 Arg AR%sT 1990 Jul + -3:00 - ART 1991 Jul + -3:00 Arg AR%sT 1992 Jul + -3:00 - ART +# +# Mendoza (MZ) +Zone America/Mendoza -4:35:16 - LMT 1894 Nov + -4:16:44 - CMT 1920 May + -4:00 - ART 1930 Dec + -4:00 Arg AR%sT 1969 Oct 5 + -3:00 Arg AR%sT 1991 Mar 3 + -4:00 - WART 1991 Oct 15 + -4:00 1:00 WARST 1992 Mar 1 + -4:00 - WART 1992 Oct 18 + -3:00 - ART # Aruba # Zone NAME GMTOFF RULES FORMAT [UNTIL] @@ -132,38 +193,55 @@ Zone America/La_Paz -4:32:36 - LMT 1890 # "[America/Porto_Acre]" is for the Territory of Acre; # "[America/Noronha]" is for Fernando De Noronha. -# From Bob Devine (1988-01-28): -# The only information I found is that there was no DST up to 1985. -# But there was some before 1952! - -# From U. S. Naval Observatory (1989-01-16): -# BRAZIL WEST 5 H BEHIND UTC TERRITORY OF ACRE -# BRAZIL WEST 4 H BEHIND UTC ACRE OCT 23, '88-FEB 11, -# BRAZIL '89 (ESTIMATED) -# BRAZIL CENTRAL 4 H BEHIND UTC MANAUS -# BRAZIL CENTRAL 3 H BEHIND UTC MANAUS OCT 23, '88-FEB 11, -# BRAZIL CENTRAL '89 (ESTIMATED) -# BRAZIL EAST 3 H BEHIND UTC COASTAL STATES, RIO, SAO -# BRAZIL EAST PAULO, BRASILIA -# BRAZIL EAST 2 H BEHIND UTC COASTAL STATES, RIO, SAO -# BRAZIL PAULO, BRASILIA OCT 23, -# BRAZIL '88-FEB 11, '89 -# BRAZIL (ESTIMATED) -# BRAZIL 2 H BEHIND UTC ATLANTIC ISLANDS, FERNANDO -# BRAZIL DE NORONHA -# BRAZIL 1 H BEHIND UTC OCT 23, '88-FEB 11, '89 -# BRAZIL (ESTIMATED) -# BRAZIL 3 H BEHIND UTC FOR MOST MAJOR AIRPORTS. - # From Paul Eggert <eggert@twinsun.com> (1993-11-18): # The mayor of Rio recently attempted to change the time zone rules # just in his city, in order to leave more summer time for the tourist trade. # The rule change lasted only part of the day; # the federal government refused to follow the city's rules, and business # was in a chaos, so the mayor backed down that afternoon. -# Shanks claims Acre stopped observing DST after 1988 Feb 7, but it -# could just be that his table ran out of room. We're extrapolating -# about time zone changes after 1990 Feb 11. + +# From IATA SSIM (1996-02): +# _Only_ the following states in BR1 observe DST: Rio Grande do Sul (RS), +# Santa Catarina (SC), Parana (PR), Sao Paulo (SP), Rio de Janeiro (RJ), +# Espirito Santo (ES), Minas Gerais (MG), Bahia (BA), Goias (GO), +# Distrito Federal (DF), Tocantins (TO), Sergipe [SE] and Alagoas [AL]. +# [The last three states are new to this issue of the IATA SSIM.] + +# From Gwillim Law (1996-10-07): +# Geography, history (Tocantins was part of Goias until 1989), and other +# sources of time zone information lead me to believe that AL, SE, and TO were +# always in BR1, and so the only change was whether or not they observed DST.... +# The earliest issue of the SSIM I have is 2/91. Each issue from then until +# 9/95 says that DST is observed only in the ten states I quoted from 9/95, +# along with Mato Grosso (MT) and Mato Grosso do Sul (MS), which are in BR2 +# (UTC-4).... The other two time zones given for Brazil are BR3, which is +# UTC-5, no DST, and applies only in the state of Acre (AC); and BR4, which is +# UTC-2, and applies to Fernando de Noronha (formerly FN, but I believe it's +# become part of the state of Pernambuco). The boundary between BR1 and BR2 +# has never been clearly stated. They've simply been called East and West. +# However, some conclusions can be drawn from another IATA manual: the Airline +# Coding Directory, which lists close to 400 airports in Brazil. For each +# airport it gives a time zone which is coded to the SSIM. From that +# information, I'm led to conclude that the states of Amapa (AP), Ceara (CE), +# Maranhao (MA), Paraiba (PR), Pernambuco (PE), Piaui (PI), and Rio Grande do +# Norte (RN), and the eastern part of Para (PA) are all in BR1 without DST. + +# From Paul Eggert (1996-11-22): +# Let's make the following assumptions: +# +# * All data in Shanks are correct through 1990. In particular, +# Shanks was right when he said Acre stopped observing DST in mid-1988. +# * Areas where Shanks reports DST up to 1990, but the IATA reports no DST +# in 1995, stopped observing DST in mid-1990. +# +# Under these assumptions Brazil needs 7 entries to cover all the distinct +# time zone histories since 1970: +# +# Noronha (UTC-2), Fortaleza (UTC-3), and Manaus (UTC-4) stopped observing DST +# in mid-1990. +# Maceio (UTC-3) stopped observing DST in mid-1990, but started again mid-1995. +# Sao Paulo (UTC-3) and Cuiaba (UTC-4) always observed DST. +# Porto Acre (UTC-5) stopped observing DST in mid-1988. # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S Rule Brazil 1931 only - Oct 3 11:00 1:00 D @@ -185,21 +263,59 @@ Rule Brazil 1986 1987 - Oct Sat<=28 0:00 1:00 D Rule Brazil 1987 only - Feb 14 0:00 0 S Rule Brazil 1988 only - Feb 7 0:00 0 S Rule Brazil 1989 only - Jan 22 0:00 0 S -Rule Brazil 1988 max - Oct Sun>=15 0:00 1:00 D -Rule Brazil 1990 max - Feb Sun>=8 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 +Rule Brazil 1992 only - Feb 9 0:00 0 S +Rule Brazil 1993 max - 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 +Rule Brazil 1996 max - Feb Sun>=11 0:00 0 S + # Zone NAME GMTOFF RULES FORMAT [UNTIL] +# +# Fernando de Noronha Zone America/Noronha -2:09:40 - LMT 1914 -2:00 - FST 1963 Dec 9 - -2:00 Brazil F%sT + -2:00 Brazil F%sT 1990 Jul + -2:00 - FST +# +# Amapa, east Para, 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 +Zone America/Maceio -2:22:52 - LMT 1914 + -3:00 - EST 1963 Dec 9 + -3:00 Brazil E%sT 1990 Jul + -3:00 - EST 1995 Jul + -3:00 Brazil E%sT +# +# 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 -Zone America/Manaus -4:00:04 - LMT 1914 +# +# 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 +# +# Roraima, west Para, Amazonas, Rondonia +Zone America/Manaus -4:00:04 - LMT 1914 + -4:00 - WST 1963 Dec 9 + -4:00 Brazil W%sT 1990 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 + -5:00 Brazil A%sT 1988 Jul + -5:00 - AST # # Martin Vaz and Trinidade are like America/Noronha. @@ -217,6 +333,8 @@ Rule Chile 1927 1931 - Sep 1 0:00 1:00 S Rule Chile 1928 1932 - Apr 1 0:00 0 - Rule Chile 1969 max - Oct Sun>=9 0:00 1:00 S Rule Chile 1970 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] Zone America/Santiago -4:42:40 - LMT 1890 -4:42:40 - SMT 1910 # Santiago Mean Time @@ -233,10 +351,13 @@ Zone Pacific/Easter -7:17:28 - LMT 1890 # Mataveri # Colombia +# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S +Rule CO 1992 only - May 2 0:00 1:00 S +Rule CO 1992 only - Dec 31 0:00 0 - # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone America/Bogota -4:56:20 - LMT 1884 Mar 13 -4:56:20 - BMT 1914 Nov 23 # Bogota Mean Time - -5:00 - COT # Colombia Time + -5:00 CO CO%sT # Colombia Time # Malpelo, Providencia, San Andres # no information; probably like America/Bogota @@ -265,8 +386,9 @@ Rule Falk 1943 only - Jan 1 0:00 0 - Rule Falk 1983 only - Sep lastSun 0:00 1:00 S Rule Falk 1984 1985 - Apr lastSun 0:00 0 - Rule Falk 1984 only - Sep 16 0:00 1:00 S -Rule Falk 1985 max - Sep Sun>=9 0:00 1:00 S +Rule Falk 1985 1995 - Sep Sun>=9 0:00 1:00 S Rule Falk 1986 max - Apr Sun>=16 0:00 0 - +Rule Falk 1996 max - Sep Sun>=8 0:00 1:00 S # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone Atlantic/Stanley -3:51:24 - LMT 1890 -3:51:24 - SMT 1912 Mar 12 # Stanley Mean Time @@ -285,8 +407,9 @@ Zone America/Cayenne -3:29:20 - LMT 1911 Jul Zone America/Guyana -3:52:40 - LMT 1915 Mar # Georgetown -3:45 - GBGT 1966 May 26 # Br Guiana Time -3:45 - GYT 1975 Jul 31 # Guyana Time - -3:00 - GYT - + -3:00 - GYT 1991 +# IATA SSIM (1996-06) says -4:00. Assume a 1991 switch. + -4:00 - GYT # Paraguay @@ -303,10 +426,17 @@ Zone America/Guyana -3:52:40 - LMT 1915 Mar # Georgetown Rule Para 1975 1978 - Oct 1 0:00 1:00 S Rule Para 1975 1978 - Mar 1 0:00 0 - # Shanks says 1979 was all DST. -Rule Para 1980 max - Apr 1 0:00 0 - +Rule Para 1980 1991 - Apr 1 0:00 0 - Rule Para 1980 1988 - Oct 1 0:00 1:00 S Rule Para 1989 only - Oct 22 0:00 1:00 S -Rule Para 1990 max - Oct 1 0:00 1:00 S +Rule Para 1990 only - Oct 1 0:00 1:00 S +Rule Para 1991 only - Oct 6 0:00 1:00 S +Rule Para 1992 only - Mar 1 0:00 0 - +Rule Para 1992 only - Oct 5 0:00 1:00 S +Rule Para 1993 only - Mar 31 0:00 0 - +Rule Para 1993 max - Oct 1 0:00 1:00 S +Rule Para 1994 1995 - Feb lastSun 0:00 0 - +Rule Para 1996 max - Mar 1 0:00 0 - # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone America/Asuncion -3:50:40 - LMT 1890 -3:50:40 - AMT 1931 Oct 10 # Asuncion Mean Time @@ -324,6 +454,8 @@ Rule Peru 1987 only - Jan 1 0:00 1:00 S Rule Peru 1987 only - Apr 1 0:00 0 - Rule Peru 1990 only - Jan 1 0:00 1:00 S Rule Peru 1990 only - Apr 1 0:00 0 - +Rule Peru 1993 only - Jan 1 0:00 1:00 S +Rule Peru 1993 only - Apr 1 0:00 0 - # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone America/Lima -5:08:12 - LMT 1890 -5:09 - LMT 1908 Jul 28 # Lima Mean Time @@ -396,7 +528,10 @@ Rule Uruguay 1988 only - Mar 14 0:00 0 - Rule Uruguay 1988 only - Dec 11 0:00 1:00 S Rule Uruguay 1989 only - Mar 12 0:00 0 - Rule Uruguay 1989 only - Oct 29 0:00 1:00 S -Rule Uruguay 1990 only - Mar 4 0:00 0 - +Rule Uruguay 1990 1992 - Mar Sun>=1 0:00 0 - +Rule Uruguay 1990 1991 - Oct Sun>=21 0:00 1:00 S +Rule Uruguay 1992 1993 - Oct Sun>=15 0:00 1:00 S +Rule Uruguay 1993 only - Feb 28 0:00 0 - # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone America/Montevideo -3:44:44 - LMT 1898 Jun 28 -3:44:44 - MMT 1920 May 1 # Montevideo MT diff --git a/time/zone.tab b/time/zone.tab index fef6a7244f..9d86110ca7 100644 --- a/time/zone.tab +++ b/time/zone.tab @@ -31,9 +31,15 @@ AN +1211-06900 America/Curacao AO -0848+01314 Africa/Luanda AQ -7750+16636 Antarctica/McMurdo McMurdo Station, Ross Island AQ -9000+00000 Antarctica/South_Pole Amundsen-Scott Station, South Pole -AQ -6617+11031 Antarctica/Casey Casey Station, Bailey Peninsula +AQ -6448-06406 Antarctica/Palmer Palmer Station, Anvers Island AQ -6736+06253 Antarctica/Mawson Mawson Station, Holme Bay -AR -3436-05827 America/Buenos_Aires +AQ -6617+11031 Antarctica/Casey Casey Station, Bailey Peninsula +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) +AR -2411-06518 America/Jujuy Jujuy (JY) +AR -2828-06547 America/Catamarca Catamarca (CT) +AR -3253-06849 America/Mendoza Mendoza (MZ) AS -1416-17042 Pacific/Pago_Pago AT +4813+01620 Europe/Vienna AU -3133+15905 Australia/Lord_Howe Lord Howe Island @@ -41,7 +47,8 @@ AU -4253+14719 Australia/Hobart Tasmania AU -3749+14458 Australia/Melbourne Victoria AU -3352+15113 Australia/Sydney New South Wales - most locations AU -3157+14127 Australia/Broken_Hill New South Wales - Broken Hill -AU -2728+15302 Australia/Brisbane Queensland +AU -2728+15302 Australia/Brisbane Queensland - most locations +AU -2016+14900 Australia/Lindeman Queensland - Holiday Islands AU -3455+13835 Australia/Adelaide South Australia AU -1228+13050 Australia/Darwin Northern Territory AU -3157+11551 Australia/Perth Western Australia @@ -59,9 +66,12 @@ BJ +0629+00237 Africa/Porto-Novo BM +3217-06446 Atlantic/Bermuda BN +0456+11455 Asia/Brunei BO -1630-06809 America/La_Paz -BR -0351-03225 America/Noronha Atlantic islands -BR -2332-04637 America/Sao_Paulo east Brazil -BR -0308-06001 America/Manaus west Brazil +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 -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 -0934-06731 America/Porto_Acre Acre BS +2505-07721 America/Nassau BT +2728+08939 Asia/Thimbu @@ -69,8 +79,9 @@ BW -2545+02555 Africa/Gaborone BY +5354+02734 Europe/Minsk BZ +1730-08812 America/Belize CA +4734-05243 America/St_Johns Newfoundland Island -CA +4439-06336 America/Halifax Atlantic Time - Nova Scotia (most locations), New Brunswick, Labrador & PEI +CA +4439-06336 America/Halifax Atlantic Time - Nova Scotia (most places), NB, W Labrador, E Quebec & PEI CA +4612-05957 America/Glace_Bay Atlantic Time - Nova Scotia - places that did not observe DST 1966-1971 +CA +5320-06025 America/Goose_Bay Atlantic Time - E Labrador CA +6608-06544 America/Pangnirtung Atlantic Time - Northwest Territories CA +4531-07334 America/Montreal Eastern Time - Ontario & Quebec - most locations CA +4901-08816 America/Nipigon Eastern Time - Ontario & Quebec - places that did not observe DST 1967-1973 @@ -189,7 +200,8 @@ KR +3733+12658 Asia/Seoul KW +2920+04759 Asia/Kuwait KY +1918-08123 America/Cayman KZ +4315+07657 Asia/Alma-Ata east Kazakhstan -KZ +5016+07302 Asia/Aktau west Kazakhstan +KZ +5017+05710 Asia/Aqtobe central Kazakhstan +KZ +4431+05016 Asia/Aqtau west Kazakhstan LA +1758+10236 Asia/Vientiane LB +3353+03530 Asia/Beirut LC +1401-06100 America/St_Lucia @@ -262,15 +274,16 @@ PY -2516-05740 America/Asuncion QA +2517+05132 Asia/Qatar RE -2052+05528 Indian/Reunion RO +4426+02606 Europe/Bucharest +RU +5443+02030 Europe/Kaliningrad Moscow-01 - Kaliningrad RU +5545+03735 Europe/Moscow Moscow+00 - west Russia -RU +5312+05009 Europe/Kuybyshev Moscow+01 - Caspian Sea +RU +5312+05009 Europe/Samara Moscow+01 - Caspian Sea RU +5651+06036 Asia/Yekaterinburg Moscow+02 - Urals RU +5500+07324 Asia/Omsk Moscow+03 - west Siberia RU +5502+08255 Asia/Novosibirsk Moscow+03 - Novosibirsk RU +5601+09250 Asia/Krasnoyarsk Moscow+04 - Yenisei River -RU +5216+10420 Asia/Irkutsk Moscow+05 - Irkutsk +RU +5216+10420 Asia/Irkutsk Moscow+05 - Lake Baikal RU +6200+12940 Asia/Yakutsk Moscow+06 - Lena River -RU +4310+13156 Asia/Vladivostok Moscow+07 - Vladivostok +RU +4310+13156 Asia/Vladivostok Moscow+07 - Amur River RU +5934+15048 Asia/Magadan Moscow+08 - Magadan & Sakhalin RU +5301+15839 Asia/Kamchatka Moscow+09 - Kamchatka RU +6445+17729 Asia/Anadyr Moscow+10 - Bering Sea |