diff --git a/antarctica b/antarctica index 1deff8e4ed09..ebae9940717c 100644 --- a/antarctica +++ b/antarctica @@ -47,8 +47,8 @@ Rule ChileAQ 2009 only - Mar Sun>=9 3:00u 0 - Rule ChileAQ 2010 only - Apr Sun>=1 3:00u 0 - Rule ChileAQ 2011 only - May Sun>=2 3:00u 0 - Rule ChileAQ 2011 only - Aug Sun>=16 4:00u 1:00 S -Rule ChileAQ 2012 max - Apr Sun>=23 3:00u 0 - -Rule ChileAQ 2012 max - Sep Sun>=2 4:00u 1:00 S +Rule ChileAQ 2012 2015 - Apr Sun>=23 3:00u 0 - +Rule ChileAQ 2012 2014 - Sep Sun>=2 4:00u 1:00 S # Argentina - year-round bases # Belgrano II, Confin Coast, -770227-0343737, since 1972-02-05 @@ -354,9 +354,10 @@ Zone Antarctica/Rothera 0 - zzz 1976 Dec 1 # # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone Antarctica/Palmer 0 - zzz 1965 - -4:00 ArgAQ AR%sT 1969 Oct 5 + -4:00 ArgAQ AR%sT 1969 Oct 5 -3:00 ArgAQ AR%sT 1982 May - -4:00 ChileAQ CL%sT + -4:00 ChileAQ CL%sT 2015 Apr 26 3:00u + -3:00 - CLT # # # McMurdo Station, Ross Island, since 1955-12 diff --git a/asia b/asia index 1a2bd12ad2a2..8f33b162097d 100644 --- a/asia +++ b/asia @@ -145,10 +145,7 @@ Zone Asia/Baku 3:19:24 - LMT 1924 May 2 4:00 Azer AZ%sT # Bahrain -# Zone NAME GMTOFF RULES FORMAT [UNTIL] -Zone Asia/Bahrain 3:22:20 - LMT 1920 # Manamah - 4:00 - GST 1972 Jun - 3:00 - AST +# See Asia/Qatar. # Bangladesh # From Alexander Krivenyshev (2009-05-13): @@ -1731,9 +1728,7 @@ Zone Asia/Pyongyang 8:23:00 - LMT 1908 Apr 1 ############################################################################### # Kuwait -# Zone NAME GMTOFF RULES FORMAT [UNTIL] -Zone Asia/Kuwait 3:11:56 - LMT 1950 - 3:00 - AST +# See Asia/Riyadh. # Laos # See Asia/Bangkok. @@ -1954,12 +1949,7 @@ Zone Asia/Kathmandu 5:41:16 - LMT 1920 5:45 - NPT # Nepal Time # Oman - -# Milne says 3:54:24 was the meridian of the Muscat Tidal Observatory. - -# Zone NAME GMTOFF RULES FORMAT [UNTIL] -Zone Asia/Muscat 3:54:24 - LMT 1920 - 4:00 - GST +# See Asia/Dubai. # Pakistan @@ -2453,6 +2443,7 @@ Zone Asia/Manila -15:56:00 - LMT 1844 Dec 31 Zone Asia/Qatar 3:26:08 - LMT 1920 # Al Dawhah / Doha 4:00 - GST 1972 Jun 3:00 - AST +Link Asia/Qatar Asia/Bahrain # Saudi Arabia # @@ -2479,6 +2470,8 @@ Zone Asia/Qatar 3:26:08 - LMT 1920 # Al Dawhah / Doha # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone Asia/Riyadh 3:06:52 - LMT 1947 Mar 14 3:00 - AST +Link Asia/Riyadh Asia/Aden # Yemen +Link Asia/Riyadh Asia/Kuwait # Singapore # taken from Mok Ly Yng (2003-10-30) @@ -2767,6 +2760,7 @@ Zone Asia/Ashgabat 3:53:32 - LMT 1924 May 2 # or Ashkhabad # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone Asia/Dubai 3:41:12 - LMT 1920 4:00 - GST +Link Asia/Dubai Asia/Muscat # Oman # Uzbekistan # Byalokoz 1919 says Uzbekistan was 4:27:53. @@ -2851,10 +2845,4 @@ Zone Asia/Ho_Chi_Minh 7:06:40 - LMT 1906 Jul 1 7:00 - ICT # Yemen - -# Milne says 2:59:54 was the meridian of the saluting battery at Aden, -# and that Yemen was at 1:55:56, the meridian of the Hagia Sophia. - -# Zone NAME GMTOFF RULES FORMAT [UNTIL] -Zone Asia/Aden 2:59:54 - LMT 1950 - 3:00 - AST +# See Asia/Riyadh. diff --git a/backward b/backward index 00cbfc416426..3ceda884bdcf 100644 --- a/backward +++ b/backward @@ -5,7 +5,7 @@ # and their old names. Many names changed in late 1993. # Link TARGET LINK-NAME -Link Africa/Asmara Africa/Asmera +Link Africa/Nairobi Africa/Asmera Link Africa/Abidjan Africa/Timbuktu Link America/Argentina/Catamarca America/Argentina/ComodRivadavia Link America/Adak America/Atka diff --git a/europe b/europe index 5e78c549981f..60dfc1dce1fe 100644 --- a/europe +++ b/europe @@ -1407,35 +1407,32 @@ Zone Europe/Budapest 1:16:20 - LMT 1890 Oct # might be a reference to the Julian calendar as opposed to Gregorian, or it # might mean something else (???). # -# From Paul Eggert (2006-03-22): -# The Iceland Almanak, Shanks & Pottenger, and Whitman disagree on many points. -# We go with the Almanak, except for one claim from Shanks & Pottenger, namely -# that Reykavik was 21W57 from 1837 to 1908, local mean time before that. +# From Paul Eggert (2014-11-22): +# The information below is taken from the 1988 Almanak; see +# http://www.almanak.hi.is/klukkan.html # # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S -Rule Iceland 1917 1918 - Feb 19 23:00 1:00 S +Rule Iceland 1917 1919 - Feb 19 23:00 1:00 S Rule Iceland 1917 only - Oct 21 1:00 0 - -Rule Iceland 1918 only - Nov 16 1:00 0 - +Rule Iceland 1918 1919 - Nov 16 1:00 0 - +Rule Iceland 1921 only - Mar 19 23:00 1:00 S +Rule Iceland 1921 only - Jun 23 1:00 0 - Rule Iceland 1939 only - Apr 29 23:00 1:00 S -Rule Iceland 1939 only - Nov 29 2:00 0 - +Rule Iceland 1939 only - Oct 29 2:00 0 - Rule Iceland 1940 only - Feb 25 2:00 1:00 S -Rule Iceland 1940 only - Nov 3 2:00 0 - -Rule Iceland 1941 only - Mar 2 1:00s 1:00 S -Rule Iceland 1941 only - Nov 2 1:00s 0 - -Rule Iceland 1942 only - Mar 8 1:00s 1:00 S -Rule Iceland 1942 only - Oct 25 1:00s 0 - +Rule Iceland 1940 1941 - Nov Sun>=2 1:00s 0 - +Rule Iceland 1941 1942 - Mar Sun>=2 1:00s 1:00 S # 1943-1946 - first Sunday in March until first Sunday in winter Rule Iceland 1943 1946 - Mar Sun>=1 1:00s 1:00 S -Rule Iceland 1943 1948 - Oct Sun>=22 1:00s 0 - +Rule Iceland 1942 1948 - Oct Sun>=22 1:00s 0 - # 1947-1967 - first Sunday in April until first Sunday in winter Rule Iceland 1947 1967 - Apr Sun>=1 1:00s 1:00 S -# 1949 Oct transition delayed by 1 week +# 1949 and 1967 Oct transitions delayed by 1 week Rule Iceland 1949 only - Oct 30 1:00s 0 - Rule Iceland 1950 1966 - Oct Sun>=22 1:00s 0 - Rule Iceland 1967 only - Oct 29 1:00s 0 - # Zone NAME GMTOFF RULES FORMAT [UNTIL] -Zone Atlantic/Reykjavik -1:27:24 - LMT 1837 - -1:27:48 - RMT 1908 # Reykjavik Mean Time? +Zone Atlantic/Reykjavik -1:28 - LMT 1908 -1:00 Iceland IS%sT 1968 Apr 7 1:00s 0:00 - GMT diff --git a/leap-seconds.list b/leap-seconds.list index 0980e7bd838d..17c04663887b 100644 --- a/leap-seconds.list +++ b/leap-seconds.list @@ -47,7 +47,7 @@ # and can be ignored for many purposes. These differences # are tabulated in Circular T, which is published monthly # by the International Bureau of Weights and Measures -# (BIPM). See www.bipm.fr for more information. +# (BIPM). See www.bipm.org for more information. # # 3. The current definition of the relationship between UTC # and TAI dates from 1 January 1972. A number of different @@ -127,6 +127,15 @@ # with, since the difficulty of unambiguously representing the epoch # during the leap second does not arise. # +# Some systems implement leap seconds by amortizing the leap second +# over the last few minutes of the day. The frequency of the local +# clock is decreased (or increased) to realize the positive (or +# negative) leap second. This method removes the time step described +# above. Although the long-term behavior of the time scale is correct +# in this case, this method introduces an error during the adjustment +# period both in time and in frequency with respect to the official +# defintion of UTC. +# # Questions or comments to: # Judah Levine # Time and Frequency Division @@ -134,7 +143,7 @@ # Boulder, Colorado # Judah.Levine@nist.gov # -# Last Update of leap second values: 11 January 2012 +# Last Update of leap second values: 5 January 2015 # # The following line shows this last update date in NTP timestamp # format. This is the date on which the most recent change to @@ -142,7 +151,7 @@ # be identified by the unique pair of characters in the first two # columns as shown below. # -#$ 3535228800 +#$ 3629404800 # # The NTP timestamps are in units of seconds since the NTP epoch, # which is 1 January 1900, 00:00:00. The Modified Julian Day number @@ -190,10 +199,10 @@ # current -- the update time stamp, the data and the name of the file # will not change. # -# Updated through IERS Bulletin C48 -# File expires on: 28 June 2015 +# Updated through IERS Bulletin C49 +# File expires on: 28 December 2015 # -#@ 3644438400 +#@ 3660249600 # 2272060800 10 # 1 Jan 1972 2287785600 11 # 1 Jul 1972 @@ -221,6 +230,7 @@ 3345062400 33 # 1 Jan 2006 3439756800 34 # 1 Jan 2009 3550089600 35 # 1 Jul 2012 +3644697600 36 # 1 Jul 2015 # # the following special comment contains the # hash value of the data in this file computed @@ -236,4 +246,4 @@ # the hash line is also ignored in the # computation. # -#h a4862ccd c6f43c6 964f3604 85944a26 b5cfad4e +#h 45e70fa7 a9df2033 f4a49ab0 ec648273 7b6c22c diff --git a/northamerica b/northamerica index c91430c0337d..cb94c5e502ba 100644 --- a/northamerica +++ b/northamerica @@ -124,7 +124,7 @@ Rule US 1918 1919 - Mar lastSun 2:00 1:00 D Rule US 1918 1919 - Oct lastSun 2:00 0 S Rule US 1942 only - Feb 9 2:00 1:00 W # War Rule US 1945 only - Aug 14 23:00u 1:00 P # Peace -Rule US 1945 only - Sep 30 2:00 0 S +Rule US 1945 only - Sep lastSun 2:00 0 S Rule US 1967 2006 - Oct lastSun 2:00 0 S Rule US 1967 1973 - Apr lastSun 2:00 1:00 D Rule US 1974 only - Jan 6 2:00 1:00 D @@ -2124,11 +2124,11 @@ Zone America/Dawson -9:17:40 - LMT 1900 Aug 20 # Mexico -# From Paul Eggert (2001-03-05): +# From Paul Eggert (2014-12-07): # The Investigation and Analysis Service of the # Mexican Library of Congress (MLoC) has published a # history of Mexican local time (in Spanish) -# http://www.cddhcu.gob.mx/bibliot/publica/inveyana/polisoc/horver/ +# http://www.diputados.gob.mx/bibliot/publica/inveyana/polisoc/horver/index.htm # # Here are the discrepancies between Shanks & Pottenger (S&P) and the MLoC. # (In all cases we go with the MLoC.) @@ -2297,6 +2297,24 @@ Zone America/Dawson -9:17:40 - LMT 1900 Aug 20 # efecto desde las dos horas del segundo domingo de marzo y concluirá a # las dos horas del primer domingo de noviembre. +# From Steffen Thorsen (2014-12-08), translated by Gwillim Law: +# The Mexican state of Quintana Roo will likely change to EST in 2015. +# +# http://www.unioncancun.mx/articulo/2014/12/04/medio-ambiente/congreso-aprueba-una-hora-mas-de-sol-en-qroo +# "With this change, the time conflict that has existed between the municipios +# of Quintana Roo and the municipio of Felipe Carrillo Puerto may come to an +# end. The latter declared itself in rebellion 15 years ago when a time change +# was initiated in Mexico, and since then it has refused to change its time +# zone along with the rest of the country." +# +# From Steffen Thorsen (2015-01-14), translated by Gwillim Law: +# http://sipse.com/novedades/confirman-aplicacion-de-nueva-zona-horaria-para-quintana-roo-132331.html +# "...the new time zone will come into effect at two o'clock on the first Sunday +# of February, when we will have to advance the clock one hour from its current +# time..." +# +# Also, the new zone will not use DST. + # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S Rule Mexico 1939 only - Feb 5 0:00 1:00 D Rule Mexico 1939 only - Jun 25 0:00 0 S @@ -2317,7 +2335,8 @@ Rule Mexico 2002 max - Oct lastSun 2:00 0 S Zone America/Cancun -5:47:04 - LMT 1922 Jan 1 0:12:56 -6:00 - CST 1981 Dec 23 -5:00 Mexico E%sT 1998 Aug 2 2:00 - -6:00 Mexico C%sT + -6:00 Mexico C%sT 2015 Feb 1 2:00 + -5:00 - EST # Campeche, Yucatán; represented by Mérida Zone America/Merida -5:58:28 - LMT 1922 Jan 1 0:01:32 -6:00 - CST 1981 Dec 23 diff --git a/southamerica b/southamerica index bdc29c214ed6..3ab353e329a8 100644 --- a/southamerica +++ b/southamerica @@ -1206,6 +1206,11 @@ Zone America/Rio_Branco -4:31:12 - LMT 1914 # DST Start: first Saturday of September 2014 (Sun 07 Sep 2014 04:00 UTC) # http://www.diariooficial.interior.gob.cl//media/2014/02/19/do-20140219.pdf +# From Juan Correa (2015-01-28): +# ... today the Ministry of Energy announced that Chile will drop DST, will keep +# "summer time" (UTC -3 / UTC -5) all year round.... +# http://www.minenergia.cl/ministerio/noticias/generales/ministerio-de-energia-anuncia.html + # NOTE: ChileAQ rules for Antarctic bases are stored separately in the # 'antarctica' file. @@ -1247,8 +1252,8 @@ Rule Chile 2009 only - Mar Sun>=9 3:00u 0 - Rule Chile 2010 only - Apr Sun>=1 3:00u 0 - Rule Chile 2011 only - May Sun>=2 3:00u 0 - Rule Chile 2011 only - Aug Sun>=16 4:00u 1:00 S -Rule Chile 2012 max - Apr Sun>=23 3:00u 0 - -Rule Chile 2012 max - Sep Sun>=2 4:00u 1:00 S +Rule Chile 2012 2015 - Apr Sun>=23 3:00u 0 - +Rule Chile 2012 2014 - Sep Sun>=2 4:00u 1:00 S # IATA SSIM anomalies: (1992-02) says 1992-03-14; # (1996-09) says 1998-03-08. Ignore these. # Zone NAME GMTOFF RULES FORMAT [UNTIL] @@ -1259,11 +1264,13 @@ Zone America/Santiago -4:42:46 - LMT 1890 -4:00 - CLT 1919 Jul 1 # Chile Time -4:42:46 - SMT 1927 Sep 1 # Santiago Mean Time -5:00 Chile CL%sT 1947 May 22 # Chile Time - -4:00 Chile CL%sT + -4:00 Chile CL%sT 2015 Apr 26 3:00u + -3:00 - CLT Zone Pacific/Easter -7:17:44 - LMT 1890 -7:17:28 - EMT 1932 Sep # Easter Mean Time - -7:00 Chile EAS%sT 1982 Mar 13 21:00 # Easter Time - -6:00 Chile EAS%sT + -7:00 Chile EAS%sT 1982 Mar 13 3:00u # Easter Time + -6:00 Chile EAS%sT 2015 Apr 26 3:00u + -5:00 - EAST # # Salas y Gómez Island is uninhabited. # Other Chilean locations, including Juan Fernández Is, Desventuradas Is, diff --git a/zone.tab b/zone.tab index a7373f177df5..f418e7ffca1a 100644 --- a/zone.tab +++ b/zone.tab @@ -274,7 +274,7 @@ MU -2010+05730 Indian/Mauritius MV +0410+07330 Indian/Maldives MW -1547+03500 Africa/Blantyre MX +1924-09909 America/Mexico_City Central Time - most locations -MX +2105-08646 America/Cancun Central Time - Quintana Roo +MX +2105-08646 America/Cancun Eastern Standard Time - Quintana Roo MX +2058-08937 America/Merida Central Time - Campeche, Yucatan MX +2540-10019 America/Monterrey Mexican Central Time - Coahuila, Durango, Nuevo Leon, Tamaulipas away from US border MX +2550-09730 America/Matamoros US Central Time - Coahuila, Durango, Nuevo Leon, Tamaulipas near US border diff --git a/zone1970.tab b/zone1970.tab index e971bc7f5a21..5da0200b434d 100644 --- a/zone1970.tab +++ b/zone1970.tab @@ -233,7 +233,7 @@ MT +3554+01431 Europe/Malta MU -2010+05730 Indian/Mauritius MV +0410+07330 Indian/Maldives MX +1924-09909 America/Mexico_City Central Time - most locations -MX +2105-08646 America/Cancun Central Time - Quintana Roo +MX +2105-08646 America/Cancun Eastern Standard Time - Quintana Roo MX +2058-08937 America/Merida Central Time - Campeche, Yucatán MX +2540-10019 America/Monterrey Mexican Central Time - Coahuila, Durango, Nuevo León, Tamaulipas away from US border MX +2550-09730 America/Matamoros US Central Time - Coahuila, Durango, Nuevo León, Tamaulipas near US border