proposed time zone package changes--Mexico (revised)
Arthur David Olson
olsona at lecserver.nci.nih.gov
Wed Jan 20 17:38:01 UTC 2010
Based on the updated information from a government web site, here are revised proposed
changes to the time zone package; files "northamerica" and "zone.tab" are involved.
If no problems are found, these will appear in the ftp version on 2010-01-25.
--ado
diff -r -c old/northamerica new/northamerica
*** old/northamerica Mon Jan 18 08:30:04 2010
--- new/northamerica Wed Jan 20 12:37:20 2010
***************
*** 1,5 ****
# <pre>
! # @(#)northamerica 8.28
# This file is in the public domain, so clarified as of
# 2009-05-17 by Arthur David Olson.
--- 1,5 ----
# <pre>
! # @(#)northamerica 8.30
# This file is in the public domain, so clarified as of
# 2009-05-17 by Arthur David Olson.
***************
*** 1955,1960 ****
--- 1955,2012 ----
# http://www.conae.gob.mx/ahorro/horaver2001_m1_2002.html (2002-02-20)
# confirms this. Sonora as usual is the only state where DST is not applied.
+ # From Steffen Thorsen (2009-12-28):
+ #
+ # Steffen Thorsen wrote:
+ # > Mexico's House of Representatives has approved a proposal for northern
+ # > Mexico's border cities to share the same daylight saving schedule as
+ # > the United States.
+ # Now this has passed both the Congress and the Senate, so starting from
+ # 2010, some border regions will be the same:
+ # <a href="http://www.signonsandiego.com/news/2009/dec/28/clocks-will-match-both-sides-border/">
+ # http://www.signonsandiego.com/news/2009/dec/28/clocks-will-match-both-sides-border/
+ # </a>
+ # <a href="http://www.elmananarey.com/diario/noticia/nacional/noticias/empatan_horario_de_frontera_con_eu/621939">
+ # http://www.elmananarey.com/diario/noticia/nacional/noticias/empatan_horario_de_frontera_con_eu/621939
+ # </a>
+ # (Spanish)
+ #
+ # Could not find the new law text, but the proposed law text changes are here:
+ # <a href="http://gaceta.diputados.gob.mx/Gaceta/61/2009/dic/20091210-V.pdf">
+ # http://gaceta.diputados.gob.mx/Gaceta/61/2009/dic/20091210-V.pdf
+ # </a>
+ # (Gaceta Parlamentaria)
+ #
+ # There is also a list of the votes here:
+ # <a href="http://gaceta.diputados.gob.mx/Gaceta/61/2009/dic/V2-101209.html">
+ # http://gaceta.diputados.gob.mx/Gaceta/61/2009/dic/V2-101209.html
+ # </a>
+ #
+ # Our page:
+ # <a href="http://www.timeanddate.com/news/time/north-mexico-dst-change.html">
+ # http://www.timeanddate.com/news/time/north-mexico-dst-change.html
+ # </a>
+
+ # From Arthur David Olson (2010-01-20):
+ # The page
+ # <a href="http://dof.gob.mx/nota_detalle.php?codigo=5127480&fecha=06/01/2010">
+ # http://dof.gob.mx/nota_detalle.php?codigo=5127480&fecha=06/01/2010
+ # </a>
+ # includes this text:
+ # En los municipios fronterizos de Tijuana y Mexicali en Baja California;
+ # Juárez y Ojinaga en Chihuahua; Acuña y Piedras Negras en Coahuila;
+ # Anáhuac en Nuevo León; y Nuevo Laredo, Reynosa y Matamoros en
+ # Tamaulipas, la aplicación de este horario estacional surtirá efecto
+ # desde las dos horas del segundo domingo de marzo y concluirá a las dos
+ # horas del primer domingo de noviembre.
+ # En los municipios fronterizos que se encuentren ubicados en la franja
+ # fronteriza norte en el territorio comprendido entre la línea
+ # internacional y la línea paralela ubicada a una distancia de veinte
+ # kilómetros, así como la Ciudad de Ensenada, Baja California, hacia el
+ # interior del país, la aplicación de este horario estacional surtirá
+ # efecto desde las dos horas del segundo domingo de marzo y concluirá a
+ # las dos horas del primer domingo de noviembre.
+
# 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
***************
*** 1981,1993 ****
-6:00 - CST 1981 Dec 23
-5:00 - EST 1982 Dec 2
-6:00 Mexico C%sT
! # Coahuila, Durango, Nuevo Leon, Tamaulipas
Zone America/Monterrey -6:41:16 - LMT 1921 Dec 31 23:18:44
-6:00 - CST 1988
-6:00 US C%sT 1989
-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
-6:00 - CST 1930 Nov 15
-7:00 - MST 1931 May 1 23:00
--- 2033,2051 ----
-6:00 - CST 1981 Dec 23
-5:00 - EST 1982 Dec 2
-6:00 Mexico C%sT
! # Coahuila, Durango, Nuevo Leon, Tamaulipas (near US border)
! Zone America/Matamoros -6:40:00 - LMT 1921 Dec 31 23:20:00
! -6:00 - CST 1988
! -6:00 US C%sT 1989
! -6:00 Mexico C%sT 2010
! -6:00 US C%sT
! # Coahuila, Durango, Nuevo Leon, Tamaulipas (away from US border)
Zone America/Monterrey -6:41:16 - LMT 1921 Dec 31 23:18:44
-6:00 - CST 1988
-6:00 US C%sT 1989
-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
-6:00 - CST 1930 Nov 15
-7:00 - MST 1931 May 1 23:00
***************
*** 1996,2002 ****
-6:00 Mexico C%sT 2001 Sep 30 02:00
-6:00 - CST 2002 Feb 20
-6:00 Mexico C%sT
! # Chihuahua
Zone America/Chihuahua -7:04:20 - LMT 1921 Dec 31 23:55:40
-7:00 - MST 1927 Jun 10 23:00
-6:00 - CST 1930 Nov 15
--- 2054,2072 ----
-6:00 Mexico C%sT 2001 Sep 30 02:00
-6:00 - CST 2002 Feb 20
-6:00 Mexico C%sT
! # Chihuahua (near US border)
! Zone America/Ojinaga -6:57:40 - LMT 1922 Jan 1 0:02:20
! -7:00 - MST 1927 Jun 10 23:00
! -6:00 - CST 1930 Nov 15
! -7:00 - MST 1931 May 1 23:00
! -6:00 - CST 1931 Oct
! -7:00 - MST 1932 Apr 1
! -6:00 - CST 1996
! -6:00 Mexico C%sT 1998
! -6:00 - CST 1998 Apr Sun>=1 3:00
! -7:00 Mexico M%sT 2010
! -7:00 US M%sT
! # Chihuahua (away from US border)
Zone America/Chihuahua -7:04:20 - LMT 1921 Dec 31 23:55:40
-7:00 - MST 1927 Jun 10 23:00
-6:00 - CST 1930 Nov 15
***************
*** 2030,2039 ****
-7:00 - MST 1949 Jan 14
-8:00 - PST 1970
-7:00 Mexico M%sT
! # Baja California
Zone America/Tijuana -7:48:04 - LMT 1922 Jan 1 0:11:56
-7:00 - MST 1924
-8:00 - PST 1927 Jun 10 23:00
-7:00 - MST 1930 Nov 15
-8:00 - PST 1931 Apr 1
-8:00 1:00 PDT 1931 Sep 30
--- 2100,2129 ----
-7:00 - MST 1949 Jan 14
-8:00 - PST 1970
-7:00 Mexico M%sT
! # Baja California (near US border)
Zone America/Tijuana -7:48:04 - LMT 1922 Jan 1 0:11:56
-7:00 - MST 1924
-8:00 - PST 1927 Jun 10 23:00
+ -7:00 - MST 1930 Nov 15
+ -8:00 - PST 1931 Apr 1
+ -8:00 1:00 PDT 1931 Sep 30
+ -8:00 - PST 1942 Apr 24
+ -8:00 1:00 PWT 1945 Aug 14 23:00u
+ -8:00 1:00 PPT 1945 Nov 12 # Peace
+ -8:00 - PST 1948 Apr 5
+ -8:00 1:00 PDT 1949 Jan 14
+ -8:00 - PST 1954
+ -8:00 CA P%sT 1961
+ -8:00 - PST 1976
+ -8:00 US P%sT 1996
+ -8:00 Mexico P%sT 2001
+ -8:00 US P%sT 2002 Feb 20
+ -8:00 Mexico P%sT 2010
+ -8:00 US P%sT
+ # Baja California (away from US border)
+ Zone America/Santa_Isabel -7:39:28 - LMT 1922 Jan 1 0:20:32
+ -7:00 - MST 1924
+ -8:00 - PST 1927 Jun 10 23:00
-7:00 - MST 1930 Nov 15
-8:00 - PST 1931 Apr 1
-8:00 1:00 PDT 1931 Sep 30
diff -r -c old/zone.tab new/zone.tab
*** old/zone.tab Mon Jan 18 08:30:04 2010
--- new/zone.tab Wed Jan 20 12:25:55 2010
***************
*** 1,5 ****
# <pre>
! # @(#)zone.tab 8.31
# This file is in the public domain, so clarified as of
# 2009-05-17 by Arthur David Olson.
#
--- 1,5 ----
# <pre>
! # @(#)zone.tab 8.33
# This file is in the public domain, so clarified as of
# 2009-05-17 by Arthur David Olson.
#
***************
*** 279,289 ****
MX +1924-09909 America/Mexico_City Central Time - most locations
MX +2105-08646 America/Cancun Central Time - Quintana Roo
MX +2058-08937 America/Merida Central Time - Campeche, Yucatan
! MX +2540-10019 America/Monterrey Central Time - Coahuila, Durango, Nuevo Leon, Tamaulipas
MX +2313-10625 America/Mazatlan Mountain Time - S Baja, Nayarit, Sinaloa
! MX +2838-10605 America/Chihuahua Mountain Time - Chihuahua
MX +2904-11058 America/Hermosillo Mountain Standard Time - Sonora
! MX +3232-11701 America/Tijuana Pacific Time
MY +0310+10142 Asia/Kuala_Lumpur peninsular Malaysia
MY +0133+11020 Asia/Kuching Sabah & Sarawak
MZ -2558+03235 Africa/Maputo
--- 279,292 ----
MX +1924-09909 America/Mexico_City Central Time - most locations
MX +2105-08646 America/Cancun Central 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
MX +2313-10625 America/Mazatlan Mountain Time - S Baja, Nayarit, Sinaloa
! MX +2838-10605 America/Chihuahua Mexican Mountain Time - Chihuahua away from US border
! MX +2934-10425 America/Ojinaga US Mountain Time - Chihuahua near US border
MX +2904-11058 America/Hermosillo Mountain Standard Time - Sonora
! MX +3232-11701 America/Tijuana US Pacific Time - Baja California near US border
! MX +3018-11452 America/Santa_Isabel Mexican Pacific Time - Baja California away from US border
MY +0310+10142 Asia/Kuala_Lumpur peninsular Malaysia
MY +0133+11020 Asia/Kuching Sabah & Sarawak
MZ -2558+03235 Africa/Maputo
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