DST ended early in Palestine (+ other accumulated changes)

Paul Eggert eggert at CS.UCLA.EDU
Tue Sep 26 18:18:40 UTC 2006


Steffen Thorsen <straen at thorsen.priv.no> writes:

> Daylight Saving Time ended Friday for "Rule Palestine"

Thanks for the heads-up.  Here is a proposed patch, which incorporates
the Palestine change along with the other changes already proposed to
this list recently.

===================================================================
RCS file: RCS/africa,v
retrieving revision 2006.12
retrieving revision 2006.12.0.1
diff -pu -r2006.12 -r2006.12.0.1
--- africa	2006/09/18 16:58:11	2006.12
+++ africa	2006/09/20 19:35:29	2006.12.0.1
@@ -212,35 +212,13 @@ Rule	Egypt	1990	1994	-	May	 1	1:00	1:00	
 # Go with IATA starting in 1995, except correct 1995 entry from 09-30 to 09-29.
 Rule	Egypt	1995	max	-	Apr	lastFri	 0:00s	1:00	S
 Rule	Egypt	1995	2005	-	Sep	lastThu	23:00s	0	-
-# From Hammad Hassan (2006-09-13), quoting The Egyptian Gazette (2006-09-10),
-# issue no. 41,083, page 1, column 1:
-# Egypt will switch back to the winter time on the eve of the first day of
-# the Muslim holy month of Ramadan, expected to start this year on Sept. 24....
-# "Clocks will be turned back starting from the night on which Darul Ifta ...
-# announces sighting the crescent of the month of Ramadan,..." Magdi Radi,
-# the Cabinet spokesman, said yesterday.
-# From Hammad Hassan (2006-09-17):
-# when we reach 1:00AM at Sep 25 the clocks will be turned back to 12:00AM.
-# I think also this change will be this year and may be the next couple of
-# years only.   (They just want to exclude Ramadan from the summer time; if
-# so, the change will be among 3 years only if my calculations are correct).
-# From Paul Eggert (2006-09-17):
-# For now, assume a similar rule will be followed in 2006/2008, and that
-# Ramadan will start as predicted by GNU Emacs 21.4.  Here's the code used
-# to generate the 2006/2008 lines:
-# (let ((year 1427))
-#   (while (< year (+ 1427 3))
-#     (let ((date (calendar-gregorian-from-absolute
-#		   (calendar-absolute-from-islamic (list 9 2 year)))))
-#	(insert (format "Rule\tEgypt\t%d\tonly\t-\t%s\t%2d\t 1:00\t0\t-\n"
-#			(extract-calendar-year date)
-#			(calendar-month-name (extract-calendar-month date) 3)
-#			(extract-calendar-day date))))
-#     (setq year (1+ year)))))
-Rule	Egypt	2006	only	-	Sep	25	 1:00	0	-
-Rule	Egypt	2007	only	-	Sep	14	 1:00	0	-
-Rule	Egypt	2008	only	-	Sep	 3	 1:00	0	-
-Rule	Egypt	2009	max	-	Sep	lastThu	23:00s	0	-
+# From Steffen Thorsen (2006-09-19):
+# The Egyptian Gazette, issue 41,090 (2006-09-18), page 1, reports:
+# Egypt will turn back clocks by one hour at the midnight of Thursday
+# after observing the daylight saving time since May.
+# http://news.gom.com.eg/gazette/pdf/2006/09/18/01.pdf
+Rule	Egypt	2006	only	-	Sep	21	23:00s	0	-
+Rule	Egypt	2007	max	-	Sep	lastThu	23:00s	0	-
 
 # Zone	NAME		GMTOFF	RULES	FORMAT	[UNTIL]
 Zone	Africa/Cairo	2:05:00 -	LMT	1900 Oct
===================================================================
RCS file: RCS/asia,v
retrieving revision 2006.11
retrieving revision 2006.11.0.3
diff -pu -r2006.11 -r2006.11.0.3
--- asia	2006/08/28 16:18:48	2006.11
+++ asia	2006/09/26 17:55:21	2006.11.0.3
@@ -1476,6 +1476,15 @@ Zone	Asia/Karachi	4:28:12 -	LMT	1907
 # Gaza changed as well, but presumed Gaza to follow the same rules as
 # the West Bank.
 
+# From Steffen Thorsen (2006-09-26):
+# according to the Palestine News Network (2006-09-19):
+# http://english.pnn.ps/index.php?option=com_content&task=view&id=596&Itemid=5
+# > The Council of Ministers announced that this year its winter schedule
+# > will begin early, as of midnight Thursday.  It is also time to turn
+# > back the clocks for winter.  Friday will begin an hour late this week.
+# I guess it is likely that next year's date will be moved as well,
+# because of the Ramadan.
+
 # 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
@@ -1488,8 +1497,10 @@ Rule EgyptAsia	1966	only	-	Oct	 1	3:00	0
 Rule Palestine	1999	2005	-	Apr	Fri>=15	0:00	1:00	S
 Rule Palestine	1999	2003	-	Oct	Fri>=15	0:00	0	-
 Rule Palestine	2004	only	-	Oct	 1	1:00	0	-
-Rule Palestine	2005	max	-	Oct	 4	2:00	0	-
+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	-	Oct	Fri>=15	0:00	0	-
 
 # Zone	NAME		GMTOFF	RULES	FORMAT	[UNTIL]
 Zone	Asia/Gaza	2:17:52	-	LMT	1900 Oct
@@ -1668,11 +1679,18 @@ Rule	Syria	1993	only	-	Sep	25	0:00	0	-
 # IATA SSIM (1998-02) says 1998-04-02;
 # (1998-09) says 1999-03-29 and 1999-09-29; (1999-02) says 1999-04-02,
 # 2000-04-02, and 2001-04-02; (1999-09) says 2000-03-31 and 2001-03-31;
-# ignore all these claims and go with Shanks & Pottenger.
+# (2006) says 2006-03-31 and 2006-09-22;
+# for now ignore all these claims and go with Shanks & Pottenger,
+# except for the 2006-09-22 claim (which seems right for Ramadan).
 Rule	Syria	1994	1996	-	Apr	 1	0:00	1:00	S
-Rule	Syria	1994	max	-	Oct	 1	0:00	0	-
+Rule	Syria	1994	2005	-	Oct	 1	0:00	0	-
 Rule	Syria	1997	1998	-	Mar	lastMon	0:00	1:00	S
 Rule	Syria	1999	max	-	Apr	 1	0:00	1:00	S
+# From Stephen Colebourne (2006-09-18):
+# According to IATA data, Syria will change DST on 21st September [21:00 UTC]
+# this year [only]....  This is probably related to Ramadan, like Egypt.
+Rule	Syria	2006	only	-	Sep	22	0:00	0	-
+Rule	Syria	2007	max	-	Oct	 1	0:00	0	-
 # Zone	NAME		GMTOFF	RULES	FORMAT	[UNTIL]
 Zone	Asia/Damascus	2:25:12 -	LMT	1920	# Dimashq
 			2:00	Syria	EE%sT
===================================================================
RCS file: RCS/southamerica,v
retrieving revision 2006.3
retrieving revision 2006.3.0.2
diff -pu -r2006.3 -r2006.3.0.2
--- southamerica	2006/04/03 14:07:15	2006.3
+++ southamerica	2006/09/20 19:35:02	2006.3.0.2
@@ -1064,6 +1064,10 @@ Rule	Uruguay	2005	only	-	Mar	27	 2:00	0	
 # 02:00 local time, official time in Uruguay will be at GMT -2.
 Rule	Uruguay	2005	only	-	Oct	 9	 2:00	1:00	S
 Rule	Uruguay	2006	only	-	Mar	12	 2:00	0	-
+# From Jesper Norgaard Welen (2006-09-06):
+# http://www.presidencia.gub.uy/_web/decretos/2006/09/CM%20210_08%2006%202006_00001.PDF
+Rule	Uruguay	2006	max	-	Oct	Sun>=1	 2:00	1:00	S
+Rule	Uruguay	2007	max	-	Mar	Sun>=8	 2:00	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



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