diff options
Diffstat (limited to 'contrib/tzdata/northamerica')
-rw-r--r-- | contrib/tzdata/northamerica | 56 |
1 files changed, 36 insertions, 20 deletions
diff --git a/contrib/tzdata/northamerica b/contrib/tzdata/northamerica index 772d7a4..1964903 100644 --- a/contrib/tzdata/northamerica +++ b/contrib/tzdata/northamerica @@ -1019,6 +1019,9 @@ Zone America/Menominee -5:50:27 - LMT 1885 Sep 18 12:00 # William Willett, The Waste of Daylight, 19th edition # </a> (1914-03) # +# Milne J. Civil time. Geogr J. 1899 Feb;13(2):173-94 +# <http://www.jstor.org/stable/1774359>. +# # See the `europe' file for Greenland. # Canada @@ -2554,6 +2557,8 @@ Zone America/Antigua -4:07:12 - LMT 1912 Mar 2 # Bahamas # +# For 1899 Milne gives -5:09:29.5; round that. +# # From Sue Williams (2006-12-07): # The Bahamas announced about a month ago that they plan to change their DST # rules to sync with the U.S. starting in 2007.... @@ -2563,11 +2568,14 @@ Zone America/Antigua -4:07:12 - LMT 1912 Mar 2 Rule Bahamas 1964 1975 - Oct lastSun 2:00 0 S Rule Bahamas 1964 1975 - Apr lastSun 2:00 1:00 D # Zone NAME GMTOFF RULES FORMAT [UNTIL] -Zone America/Nassau -5:09:24 - LMT 1912 Mar 2 +Zone America/Nassau -5:09:30 - LMT 1912 Mar 2 -5:00 Bahamas E%sT 1976 -5:00 US E%sT # Barbados + +# For 1899 Milne gives -3:58:29.2; round that. + # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S Rule Barb 1977 only - Jun 12 2:00 1:00 D Rule Barb 1977 1978 - Oct Sun>=1 2:00 0 S @@ -2575,8 +2583,8 @@ Rule Barb 1978 1980 - Apr Sun>=15 2:00 1:00 D Rule Barb 1979 only - Sep 30 2:00 0 S Rule Barb 1980 only - Sep 25 2:00 0 S # Zone NAME GMTOFF RULES FORMAT [UNTIL] -Zone America/Barbados -3:58:28 - LMT 1924 # Bridgetown - -3:58:28 - BMT 1932 # Bridgetown Mean Time +Zone America/Barbados -3:58:29 - LMT 1924 # Bridgetown + -3:58:29 - BMT 1932 # Bridgetown Mean Time -4:00 Barb A%sT # Belize @@ -2594,6 +2602,9 @@ Zone America/Belize -5:52:48 - LMT 1912 Apr # Bermuda +# For 1899 Milne gives -4:19:18.3 as the meridian of the clock tower, +# Bermuda dockyard, Ireland I; round that. + # From Dan Jones, reporting in The Royal Gazette (2006-06-26): # Next year, however, clocks in the US will go forward on the second Sunday @@ -2603,7 +2614,7 @@ Zone America/Belize -5:52:48 - LMT 1912 Apr # http://www.theroyalgazette.com/apps/pbcs.dll/article?AID=/20060529/NEWS/105290135 # Zone NAME GMTOFF RULES FORMAT [UNTIL] -Zone Atlantic/Bermuda -4:19:04 - LMT 1930 Jan 1 2:00 # Hamilton +Zone Atlantic/Bermuda -4:19:18 - LMT 1930 Jan 1 2:00 # Hamilton -4:00 - AST 1974 Apr 28 2:00 -4:00 Bahamas A%sT 1976 -4:00 US A%sT @@ -2615,6 +2626,9 @@ Zone America/Cayman -5:25:32 - LMT 1890 # Georgetown -5:00 - EST # Costa Rica + +# Milne gives -5:36:13.3 as San Jose mean time; round to nearest. + # 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 @@ -2625,14 +2639,19 @@ 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 - -5:36:20 - SJMT 1921 Jan 15 # San Jose Mean Time +Zone America/Costa_Rica -5:36:13 - LMT 1890 # San Jose + -5:36:13 - SJMT 1921 Jan 15 # San Jose Mean Time -6:00 CR C%sT # Coco # no information; probably like America/Costa_Rica # Cuba +# From Paul Eggert (2013-02-21): +# Milne gives -5:28:50.45 for the observatory at Havana, -5:29:23.57 +# for the port, and -5:30 for meteorological observations. +# For now, stick with Shanks & Pottenger. + # 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 @@ -2981,24 +3000,21 @@ Zone America/Guatemala -6:02:04 - LMT 1918 Oct 5 # apparently using the same start and end date as USA/Canada. # So this means they have already changed their time. # -# (Sources in French): -# <a href="http://www.alterpresse.org/spip.php?article12510"> # http://www.alterpresse.org/spip.php?article12510 -# </a> -# <a href="http://radiovision2000haiti.net/home/?p=13253"> # http://radiovision2000haiti.net/home/?p=13253 -# </a> # -# Our coverage: -# <a href="http://www.timeanddate.com/news/time/haiti-dst-2012.html"> -# http://www.timeanddate.com/news/time/haiti-dst-2012.html -# </a> - # From Arthur David Olson (2012-03-11): # The alterpresse.org source seems to show a US-style leap from 2:00 a.m. to # 3:00 a.m. rather than the traditional Haitian jump at midnight. -# Assume a US-style fall back as well XXX. -# Do not yet assume that the change carries forward past 2012 XXX. +# Assume a US-style fall back as well. + +# From Steffen Thorsen (2013-03-10): +# It appears that Haiti is observing DST this year as well, same rules +# as US/Canada. They did it last year as well, and it looks like they +# are going to observe DST every year now... +# +# http://radiovision2000haiti.net/public/haiti-avis-changement-dheure-dimanche/ +# http://www.canalplushaiti.net/?p=6714 # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S Rule Haiti 1983 only - May 8 0:00 1:00 D @@ -3010,8 +3026,8 @@ Rule Haiti 1988 1997 - Apr Sun>=1 1:00s 1:00 D Rule Haiti 1988 1997 - Oct lastSun 1:00s 0 S Rule Haiti 2005 2006 - Apr Sun>=1 0:00 1:00 D Rule Haiti 2005 2006 - Oct lastSun 0:00 0 S -Rule Haiti 2012 only - Mar Sun>=8 2:00 1:00 D -Rule Haiti 2012 only - Nov Sun>=1 2:00 0 S +Rule Haiti 2012 max - Mar Sun>=8 2:00 1:00 D +Rule Haiti 2012 max - Nov Sun>=1 2:00 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 |