proposed time zone data changes
Arthur David Olson
olsona at lecserver.nci.nih.gov
Sun Sep 7 19:51:52 UTC 2008
Below find proposed changes to data files in the time zone package.
The executive summary:
africa
Mauritius
DST 2008 ff. from last Sun Oct to last Sun Mar
(per Riad M. Hossen Ally)
Morocco
End of DST 2008 ff. changed from Sep 28 to Sep 1
(per Steffen Thorsen)
asia
Gaza
End of DST 2008 ff. changed from second Thu in Sep to
last Thu in Aug (per Alexander Krivenyshev)
Pakistan
End of DST 2008 only changed from Sep 1 to Nov 1
(per Alexander Krivenyshev)
europe
Turkey
Add comments about proposed changes in 2011
(per Sue Williams)
southamerica
Argentina
Start of DST 2008 ff. changed from first to third Sun
(per Alexander Krivenyshev)
Brazil
Start of DST 2008 ff. changed from second to third Sun
(per Steffen Thorsen)
I'll let these percolate until 2008-09-15; if no one reports problems,
the ftp archives will be updated to reflect these changes.
--ado
diff -r -c old/africa new/africa
*** old/africa Sun Jul 20 15:47:07 2008
--- new/africa Sun Sep 7 15:42:40 2008
***************
*** 1,4 ****
! # @(#)africa 8.15
# <pre>
# This data is by no means authoritative; if you think you know better,
--- 1,4 ----
! # @(#)africa 8.16
# <pre>
# This data is by no means authoritative; if you think you know better,
***************
*** 436,446 ****
# http://www.worldtimezone.com/dst_news/dst_news_mauritius02.html
# </a>
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
Rule Mauritius 1982 only - Oct 10 0:00 1:00 S
Rule Mauritius 1983 only - Mar 21 0:00 0 -
! Rule Mauritius 2008 only - Oct 26 2:00s 1:00 S
! Rule Mauritius 2009 only - Mar 27 2:00s 0 -
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone Indian/Mauritius 3:50:00 - LMT 1907 # Port Louis
4:00 Mauritius MU%sT # Mauritius Time
--- 436,463 ----
# http://www.worldtimezone.com/dst_news/dst_news_mauritius02.html
# </a>
+ # From Riad M. Hossen Ally (2008-08-03):
+ # The Government of Mauritius weblink
+ # <a href="http://www.gov.mu/portal/site/pmosite/menuitem.4ca0efdee47462e7440a600248a521ca/?content_id=3D4728ca68b2a5b110VgnVCM1000000a04a8c0RCRD">
+ # http://www.gov.mu/portal/site/pmosite/menuitem.4ca0efdee47462e7440a600248a521ca/?content_id=3D4728ca68b2a5b110VgnVCM1000000a04a8c0RCRD
+ # </a>
+ # Cabinet Decision of July 18th, 2008 states as follows:
+ #
+ # 4. ...Cabinet has agreed to the introduction into the National Assembly
+ # of the Time Bill which provides for the introduction of summer time in
+ # Mauritius. The summer time period which will be of one hour ahead of
+ # the standard time, will be aligned with that in Europe and the United
+ # States of America. It will start at two o'clock in the morning on the
+ # last Sunday of October and will end at two o'clock in the morning on
+ # the last Sunday of March the following year. The summer time for the
+ # year 2008 - 2009 will, therefore, be effective as from 26 October 2008
+ # and end on 29 March 2009.
+
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
Rule Mauritius 1982 only - Oct 10 0:00 1:00 S
Rule Mauritius 1983 only - Mar 21 0:00 0 -
! Rule Mauritius 2008 max - Oct lastSun 2:00 1:00 S
! Rule Mauritius 2009 max - Mar lastSun 2:00 0 -
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone Indian/Mauritius 3:50:00 - LMT 1907 # Port Louis
4:00 Mauritius MU%sT # Mauritius Time
***************
*** 525,531 ****
--- 542,563 ----
# From Arthur David Olson (2008-05-09):
# XXX--guess that it is only Morocco for now; guess only 2008 for now.
+ # From Steffen Thorsen (2008-08-27):
+ # Morocco will change the clocks back on the midnight between August 31
+ # and September 1. They originally planned to observe DST to near the end
+ # of September:
+ #
+ # One article about it (in French):
+ # <a href="http://www.menara.ma/fr/Actualites/Maroc/Societe/ci.retour_a_l_heure_gmt_a_partir_du_dimanche_31_aout_a_minuit_officiel_.default">
+ # http://www.menara.ma/fr/Actualites/Maroc/Societe/ci.retour_a_l_heure_gmt_a_partir_du_dimanche_31_aout_a_minuit_officiel_.default
+ # </a>
+ #
+ # We have some further details posted here:
+ # <a href="http://www.timeanddate.com/news/time/morocco-ends-dst-early-2008.html">
+ # http://www.timeanddate.com/news/time/morocco-ends-dst-early-2008.html
+ # </a>
# 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
***************
*** 542,548 ****
Rule Morocco 1978 only - Jun 1 0:00 1:00 S
Rule Morocco 1978 only - Aug 4 0:00 0 -
Rule Morocco 2008 only - Jun 1 0:00 1:00 S
! Rule Morocco 2008 only - Sep 28 0:00 0 -
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone Africa/Casablanca -0:30:20 - LMT 1913 Oct 26
0:00 Morocco WE%sT 1984 Mar 16
--- 574,580 ----
Rule Morocco 1978 only - Jun 1 0:00 1:00 S
Rule Morocco 1978 only - Aug 4 0:00 0 -
Rule Morocco 2008 only - Jun 1 0:00 1:00 S
! Rule Morocco 2008 only - Sep 1 0:00 0 -
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone Africa/Casablanca -0:30:20 - LMT 1913 Oct 26
0:00 Morocco WE%sT 1984 Mar 16
diff -r -c old/asia new/asia
*** old/asia Sun Jul 20 15:09:44 2008
--- new/asia Sun Sep 7 15:42:40 2008
***************
*** 1,4 ****
! # @(#)asia 8.22
# <pre>
# This data is by no means authoritative; if you think you know better,
--- 1,4 ----
! # @(#)asia 8.23
# <pre>
# This data is by no means authoritative; if you think you know better,
***************
*** 1541,1551 ****
# From Arthur David Olson (2008-05-19):
# XXX--midnight transitions is a guess; 2008 only is a guess.
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
Rule Pakistan 2002 only - Apr Sun>=2 0:01 1:00 S
Rule Pakistan 2002 only - Oct Sun>=2 0:01 0 -
Rule Pakistan 2008 only - Jun 1 0:00 1:00 S
! Rule Pakistan 2008 only - Sep 1 0:00 0 -
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone Asia/Karachi 4:28:12 - LMT 1907
5:30 - IST 1942 Sep
--- 1541,1564 ----
# From Arthur David Olson (2008-05-19):
# XXX--midnight transitions is a guess; 2008 only is a guess.
+ # From Alexander Krivenyshev (2008-08-28):
+ # Pakistan government has decided to keep the watches one-hour advanced
+ # for another 2 months--plan to return to Standard Time on October 31
+ # instead of August 31.
+ #
+ # <a href="http://www.worldtimezone.com/dst_news/dst_news_pakistan02.html">
+ # http://www.worldtimezone.com/dst_news/dst_news_pakistan02.html
+ # </a>
+ # OR
+ # <a href="http://dailymailnews.com/200808/28/news/dmbrn03.html">
+ # http://dailymailnews.com/200808/28/news/dmbrn03.html
+ # </a>
+
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
Rule Pakistan 2002 only - Apr Sun>=2 0:01 1:00 S
Rule Pakistan 2002 only - Oct Sun>=2 0:01 0 -
Rule Pakistan 2008 only - Jun 1 0:00 1:00 S
! Rule Pakistan 2008 only - Nov 1 0:00 0 -
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone Asia/Karachi 4:28:12 - LMT 1907
5:30 - IST 1942 Sep
***************
*** 1665,1670 ****
--- 1678,1700 ----
# For lack of better information, predict that future changes will be
# the 2nd Thursday of September at 02:00.
+ # From Alexander Krivenyshev (2008-08-28):
+ # Here is an article, that Mideast running on different clocks at Ramadan.
+ #
+ # Gaza Strip (as Egypt) ended DST at midnight Thursday (Aug 28, 2008), while
+ # the West Bank will end Daylight Saving Time at midnight Sunday (Aug 31, 2008).
+ #
+ # <a href="http://www.guardian.co.uk/world/feedarticle/7759001">
+ # http://www.guardian.co.uk/world/feedarticle/7759001
+ # </a>
+ # <a href="http://www.abcnews.go.com/International/wireStory?id=5676087">
+ # http://www.abcnews.go.com/International/wireStory?id=5676087
+ # </a>
+ # or
+ # <a href="http://www.worldtimezone.com/dst_news/dst_news_gazastrip01.html">
+ # http://www.worldtimezone.com/dst_news/dst_news_gazastrip01.html
+ # </a>
+
# The rules for Egypt are stolen from the `africa' file.
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
Rule EgyptAsia 1957 only - May 10 0:00 1:00 S
***************
*** 1680,1686 ****
Rule Palestine 2005 only - Oct 4 2:00 0 -
Rule Palestine 2006 max - Apr 1 0:00 1:00 S
Rule Palestine 2006 only - Sep 22 0:00 0 -
! Rule Palestine 2007 max - Sep Thu>=8 2:00 0 -
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone Asia/Gaza 2:17:52 - LMT 1900 Oct
--- 1710,1717 ----
Rule Palestine 2005 only - Oct 4 2:00 0 -
Rule Palestine 2006 max - Apr 1 0:00 1:00 S
Rule Palestine 2006 only - Sep 22 0:00 0 -
! Rule Palestine 2007 only - Sep Thu>=8 2:00 0 -
! Rule Palestine 2008 max - Aug lastThu 2:00 0 -
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone Asia/Gaza 2:17:52 - LMT 1900 Oct
diff -r -c old/europe new/europe
*** old/europe Mon Jul 28 14:10:59 2008
--- new/europe Sun Sep 7 15:42:41 2008
***************
*** 1,4 ****
! # @(#)europe 8.17
# <pre>
# This data is by no means authoritative; if you think you know better,
--- 1,4 ----
! # @(#)europe 8.18
# <pre>
# This data is by no means authoritative; if you think you know better,
***************
*** 2353,2358 ****
--- 2353,2379 ----
# (on a non-government server though) describing dates between 2002 and 2006:
# http://www.alomaliye.com/bkk_2002_3769.htm
+ # From Sue Williams (2008-08-11):
+ # I spotted this news article about a potential change in Turkey.
+ #
+ # <a href="http://www.hurriyet.com.tr/english/domestic/9626174.asp?scr=1">
+ # http://www.hurriyet.com.tr/english/domestic/9626174.asp?scr=1
+ # </a>
+
+ # From Sue Williams (2008-08-20):
+ # This article says that around the end of March 2011, Turkey wants to
+ # adjust the clocks forward by 1/2 hour and stay that way permanently.
+ # The article indicates that this is a change in timezone offset in addition
+ # to stopping observance of DST.
+ # This proposal has not yet been approved.
+ #
+ # Read more here...
+ #
+ # Turkey to abandon daylight saving time in 2011
+ # <a href="http://www.turkishdailynews.com.tr/article.php?enewsid=112989">
+ # http://www.turkishdailynews.com.tr/article.php?enewsid=112989
+ # </a>
+
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
Rule Turkey 1916 only - May 1 0:00 1:00 S
Rule Turkey 1916 only - Oct 1 0:00 0 -
diff -r -c old/southamerica new/southamerica
*** old/southamerica Mon Jul 7 09:51:38 2008
--- new/southamerica Sun Sep 7 15:42:41 2008
***************
*** 1,4 ****
! # @(#)southamerica 8.26
# <pre>
# This data is by no means authoritative; if you think you know better,
--- 1,4 ----
! # @(#)southamerica 8.27
# <pre>
# This data is by no means authoritative; if you think you know better,
***************
*** 164,172 ****
# From Paul Eggert (2007-12-22):
# For dates after mid-2008, the following rules are my guesses and
# are quite possibly wrong, but are more likely than no DST at all.
Rule Arg 2007 only - Dec 30 0:00 1:00 S
Rule Arg 2008 max - Mar Sun>=15 0:00 0 -
! Rule Arg 2008 max - Oct Sun>=1 0:00 1:00 S
# From Mariano Absatz (2004-05-21):
# Today it was officially published that the Province of Mendoza is changing
--- 164,185 ----
# From Paul Eggert (2007-12-22):
# For dates after mid-2008, the following rules are my guesses and
# are quite possibly wrong, but are more likely than no DST at all.
+
+ # From Alexander Krivenyshev (2008-09-05):
+ # As per message from Carlos Alberto Fonseca Arauz (Nicaragua),
+ # Argentina will start DST on Sunday October 19, 2008.
+ #
+ # <a href="http://www.worldtimezone.com/dst_news/dst_news_argentina03.html">
+ # http://www.worldtimezone.com/dst_news/dst_news_argentina03.html
+ # </a>
+ # OR
+ # <a href="http://www.impulsobaires.com.ar/nota.php?id=57832 (in spanish)">
+ # http://www.impulsobaires.com.ar/nota.php?id=57832 (in spanish)
+ # </a>
+
Rule Arg 2007 only - Dec 30 0:00 1:00 S
Rule Arg 2008 max - Mar Sun>=15 0:00 0 -
! Rule Arg 2008 max - Oct Sun>=15 0:00 1:00 S
# From Mariano Absatz (2004-05-21):
# Today it was officially published that the Province of Mendoza is changing
***************
*** 591,596 ****
--- 604,639 ----
# Decretos sobre o Horario de Verao no Brasil
# </a>.
+ # From Steffen Thorsen (2008-08-29):
+ # As announced by the government and many newspapers in Brazil late
+ # yesterday, Brazil will start DST on 2008-10-19 (need to change rule) and
+ # it will end on 2009-02-15 (current rule for Brazil is fine). Based on
+ # past years experience with the elections, there was a good chance that
+ # the start was postponed to November, but it did not happen this year.
+ #
+ # It has not yet been posted to http://pcdsh01.on.br/DecHV.html
+ #
+ # An official page about it:
+ # <a href="http://www.mme.gov.br/site/news/detail.do?newsId=16722">
+ # http://www.mme.gov.br/site/news/detail.do?newsId=16722
+ # </a>
+ # Note that this link does not always work directly, but must be accessed
+ # by going to
+ # <a href="http://www.mme.gov.br/first>"
+ # http://www.mme.gov.br/first
+ # </a>
+ #
+ # One example link that works directly:
+ # <a href="http://jornale.com.br/index.php?option=com_content&task=view&id=13530&Itemid=54">
+ # http://jornale.com.br/index.php?option=com_content&task=view&id=13530&Itemid=54
+ # (Portuguese)
+ # </a>
+ #
+ # We have a written a short article about it as well:
+ # <a href="http://www.timeanddate.com/news/time/brazil-dst-2008-2009.html">
+ # http://www.timeanddate.com/news/time/brazil-dst-2008-2009.html
+ # </a>
+
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
# Decree <a href="http://pcdsh01.on.br/HV20466.htm">20,466</a> (1931-10-01)
# Decree <a href="http://pcdsh01.on.br/HV21896.htm">21,896</a> (1932-01-10)
***************
*** 724,731 ****
Rule Brazil 2007 only - Feb 25 0:00 0 -
# Decree <a href="http://pcdsh01.on.br/DecHV6212.gif">6,212</a> (2007-09-26),
# adopted by the same states as before.
! Rule Brazil 2007 max - Oct Sun>=8 0:00 1:00 S
Rule Brazil 2008 max - Feb Sun>=15 0:00 0 -
# The latest ruleset listed above says that the following states observe DST:
# DF, ES, GO, MG, MS, MT, PR, RJ, RS, SC, SP.
# For dates after mid-2008, the above rules with TO="max" are guesses
--- 767,775 ----
Rule Brazil 2007 only - Feb 25 0:00 0 -
# Decree <a href="http://pcdsh01.on.br/DecHV6212.gif">6,212</a> (2007-09-26),
# adopted by the same states as before.
! Rule Brazil 2007 only - Oct Sun>=8 0:00 1:00 S
Rule Brazil 2008 max - Feb Sun>=15 0:00 0 -
+ Rule Brazil 2008 max - Oct Sun>=15 0:00 1:00 S
# The latest ruleset listed above says that the following states observe DST:
# DF, ES, GO, MG, MS, MT, PR, RJ, RS, SC, SP.
# For dates after mid-2008, the above rules with TO="max" are guesses
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