6 |
|
# tz@iana.org for general use in the future). For more, please see |
7 |
|
# the file CONTRIBUTING in the tz distribution. |
8 |
|
|
9 |
< |
# From Paul Eggert (2013-08-11): |
9 |
> |
# From Paul Eggert (2014-10-31): |
10 |
|
# |
11 |
< |
# A good source for time zone historical data outside the U.S. is |
11 |
> |
# Unless otherwise specified, the source for data through 1990 is: |
12 |
|
# Thomas G. Shanks and Rique Pottenger, The International Atlas (6th edition), |
13 |
|
# San Diego: ACS Publications, Inc. (2003). |
14 |
+ |
# Unfortunately this book contains many errors and cites no sources. |
15 |
|
# |
16 |
|
# Gwillim Law writes that a good source |
17 |
|
# for recent time zone data is the International Air Transport |
18 |
|
# Association's Standard Schedules Information Manual (IATA SSIM), |
19 |
|
# published semiannually. Law sent in several helpful summaries |
20 |
< |
# of the IATA's data after 1990. |
20 |
> |
# of the IATA's data after 1990. Except where otherwise noted, |
21 |
> |
# IATA SSIM is the source for entries after 1990. |
22 |
|
# |
21 |
– |
# Except where otherwise noted, Shanks & Pottenger is the source for |
22 |
– |
# entries through 1990, and IATA SSIM is the source for entries afterwards. |
23 |
– |
# |
23 |
|
# Another source occasionally used is Edward W. Whitman, World Time Differences, |
24 |
|
# Whitman Publishing Co, 2 Niagara Av, Ealing, London (undated), which |
25 |
|
# I found in the UCLA library. |
145 |
|
4:00 Azer AZ%sT |
146 |
|
|
147 |
|
# Bahrain |
148 |
< |
# Zone NAME GMTOFF RULES FORMAT [UNTIL] |
150 |
< |
Zone Asia/Bahrain 3:22:20 - LMT 1920 # Manamah |
151 |
< |
4:00 - GST 1972 Jun |
152 |
< |
3:00 - AST |
148 |
> |
# See Asia/Qatar. |
149 |
|
|
150 |
|
# Bangladesh |
151 |
|
# From Alexander Krivenyshev (2009-05-13): |
1659 |
|
# Korea (North and South) |
1660 |
|
|
1661 |
|
# From Annie I. Bang (2006-07-10): |
1662 |
< |
# http://www.koreaherald.co.kr/SITE/data/html_dir/2006/07/10/200607100012.asp |
1663 |
< |
# The Ministry of Commerce, Industry and Energy has already |
1664 |
< |
# commissioned a research project [to reintroduce DST] and has said |
1665 |
< |
# the system may begin as early as 2008.... Korea ran a daylight |
1670 |
< |
# saving program from 1949-61 but stopped it during the 1950-53 Korean War. |
1662 |
> |
# http://www.koreaherald.com/view.php?ud=200607100012 |
1663 |
> |
# Korea ran a daylight saving program from 1949-61 but stopped it |
1664 |
> |
# during the 1950-53 Korean War. The system was temporarily enforced |
1665 |
> |
# between 1987 and 1988 ... |
1666 |
|
|
1667 |
< |
# From Shanks & Pottenger: |
1667 |
> |
# From Sanghyuk Jung (2014-10-29): |
1668 |
> |
# http://mm.icann.org/pipermail/tz/2014-October/021830.html |
1669 |
> |
# According to the Korean Wikipedia |
1670 |
> |
# http://ko.wikipedia.org/wiki/한국_표준시 |
1671 |
> |
# [oldid=12896437 2014-09-04 08:03 UTC] |
1672 |
> |
# DST in Republic of Korea was as follows.... And I checked old |
1673 |
> |
# newspapers in Korean, all articles correspond with data in Wikipedia. |
1674 |
> |
# For example, the article in 1948 (Korean Language) proved that DST |
1675 |
> |
# started at June 1 in that year. For another example, the article in |
1676 |
> |
# 1988 said that DST started at 2:00 AM in that year. |
1677 |
> |
|
1678 |
|
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S |
1679 |
< |
Rule ROK 1960 only - May 15 0:00 1:00 D |
1680 |
< |
Rule ROK 1960 only - Sep 13 0:00 0 S |
1681 |
< |
Rule ROK 1987 1988 - May Sun>=8 0:00 1:00 D |
1682 |
< |
Rule ROK 1987 1988 - Oct Sun>=8 0:00 0 S |
1679 |
> |
Rule ROK 1948 only - Jun 1 0:00 1:00 D |
1680 |
> |
Rule ROK 1948 only - Sep 13 0:00 0 S |
1681 |
> |
Rule ROK 1949 only - Apr 3 0:00 1:00 D |
1682 |
> |
Rule ROK 1949 1951 - Sep Sun>=8 0:00 0 S |
1683 |
> |
Rule ROK 1950 only - Apr 1 0:00 1:00 D |
1684 |
> |
Rule ROK 1951 only - May 6 0:00 1:00 D |
1685 |
> |
Rule ROK 1955 only - May 5 0:00 1:00 D |
1686 |
> |
Rule ROK 1955 only - Sep 9 0:00 0 S |
1687 |
> |
Rule ROK 1956 only - May 20 0:00 1:00 D |
1688 |
> |
Rule ROK 1956 only - Sep 30 0:00 0 S |
1689 |
> |
Rule ROK 1957 1960 - May Sun>=1 0:00 1:00 D |
1690 |
> |
Rule ROK 1957 1960 - Sep Sun>=18 0:00 0 S |
1691 |
> |
Rule ROK 1987 1988 - May Sun>=8 2:00 1:00 D |
1692 |
> |
Rule ROK 1987 1988 - Oct Sun>=8 3:00 0 S |
1693 |
|
|
1694 |
< |
# From Paul Eggert (2014-07-01): |
1695 |
< |
# The following entries are from Shanks & Pottenger, except that I |
1696 |
< |
# guessed that time zone abbreviations through 1945 followed the same |
1694 |
> |
# From Paul Eggert (2014-10-30): |
1695 |
> |
# The Korean Wikipedia entry gives the following sources for UT offsets: |
1696 |
> |
# |
1697 |
> |
# 1908: Official Journal Article No. 3994 (Edict No. 5) |
1698 |
> |
# 1912: Governor-General of Korea Official Gazette Issue No. 367 |
1699 |
> |
# (Announcement No. 338) |
1700 |
> |
# 1954: Presidential Decree No. 876 (1954-03-17) |
1701 |
> |
# 1961: Law No. 676 (1961-08-07) |
1702 |
> |
# 1987: Law No. 3919 (1986-12-31) |
1703 |
> |
# |
1704 |
> |
# The Wikipedia entry also has confusing information about a change |
1705 |
> |
# to UT+9 in April 1910, but then what would be the point of the later change |
1706 |
> |
# to UT+9 on 1912-01-01? Omit the 1910 change for now. |
1707 |
> |
# |
1708 |
> |
# I guessed that time zone abbreviations through 1945 followed the same |
1709 |
|
# rules as discussed under Taiwan, with nominal switches from JST to KST |
1710 |
|
# when the respective cities were taken over by the Allies after WWII. |
1711 |
+ |
# |
1712 |
+ |
# For Pyongyang we have no information; guess no changes since World War II. |
1713 |
|
|
1714 |
|
# Zone NAME GMTOFF RULES FORMAT [UNTIL] |
1715 |
< |
Zone Asia/Seoul 8:27:52 - LMT 1890 |
1716 |
< |
8:30 - KST 1904 Dec |
1688 |
< |
9:00 - JCST 1928 |
1689 |
< |
8:30 - KST 1932 |
1715 |
> |
Zone Asia/Seoul 8:27:52 - LMT 1908 Apr 1 |
1716 |
> |
8:30 - KST 1912 Jan 1 |
1717 |
|
9:00 - JCST 1937 Oct 1 |
1718 |
|
9:00 - JST 1945 Sep 8 |
1719 |
|
9:00 - KST 1954 Mar 21 |
1720 |
< |
8:00 ROK K%sT 1961 Aug 10 |
1694 |
< |
8:30 - KST 1968 Oct |
1720 |
> |
8:30 ROK K%sT 1961 Aug 10 |
1721 |
|
9:00 ROK K%sT |
1722 |
< |
Zone Asia/Pyongyang 8:23:00 - LMT 1890 |
1723 |
< |
8:30 - KST 1904 Dec |
1698 |
< |
9:00 - JCST 1928 |
1699 |
< |
8:30 - KST 1932 |
1722 |
> |
Zone Asia/Pyongyang 8:23:00 - LMT 1908 Apr 1 |
1723 |
> |
8:30 - KST 1912 Jan 1 |
1724 |
|
9:00 - JCST 1937 Oct 1 |
1725 |
|
9:00 - JST 1945 Aug 24 |
1702 |
– |
9:00 - KST 1954 Mar 21 |
1703 |
– |
8:00 - KST 1961 Aug 10 |
1726 |
|
9:00 - KST |
1727 |
|
|
1728 |
|
############################################################################### |
1729 |
|
|
1730 |
|
# Kuwait |
1731 |
< |
# Zone NAME GMTOFF RULES FORMAT [UNTIL] |
1710 |
< |
Zone Asia/Kuwait 3:11:56 - LMT 1950 |
1711 |
< |
3:00 - AST |
1731 |
> |
# See Asia/Riyadh. |
1732 |
|
|
1733 |
|
# Laos |
1734 |
|
# See Asia/Bangkok. |
1904 |
|
# was at the start of 2008-03-31 (the day of Steffen Thorsen's report); |
1905 |
|
# this is almost surely wrong. |
1906 |
|
|
1907 |
+ |
# From Ganbold Tsagaankhuu (2015-03-10): |
1908 |
+ |
# It seems like yesterday Mongolian Government meeting has concluded to use |
1909 |
+ |
# daylight saving time in Mongolia.... Starting at 2:00AM of last Saturday of |
1910 |
+ |
# March 2015, daylight saving time starts. And 00:00AM of last Saturday of |
1911 |
+ |
# September daylight saving time ends. Source: |
1912 |
+ |
# http://zasag.mn/news/view/8969 |
1913 |
+ |
|
1914 |
|
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S |
1915 |
|
Rule Mongol 1983 1984 - Apr 1 0:00 1:00 S |
1916 |
|
Rule Mongol 1983 only - Oct 1 0:00 0 - |
1931 |
|
Rule Mongol 2001 only - Apr lastSat 2:00 1:00 S |
1932 |
|
Rule Mongol 2001 2006 - Sep lastSat 2:00 0 - |
1933 |
|
Rule Mongol 2002 2006 - Mar lastSat 2:00 1:00 S |
1934 |
+ |
Rule Mongol 2015 max - Mar lastSat 2:00 1:00 S |
1935 |
+ |
Rule Mongol 2015 max - Sep lastSat 0:00 0 - |
1936 |
|
|
1937 |
|
# Zone NAME GMTOFF RULES FORMAT [UNTIL] |
1938 |
|
# Hovd, a.k.a. Chovd, Dund-Us, Dzhargalant, Khovd, Jirgalanta |
1958 |
|
5:45 - NPT # Nepal Time |
1959 |
|
|
1960 |
|
# Oman |
1961 |
+ |
# See Asia/Dubai. |
1962 |
|
|
1933 |
– |
# Milne says 3:54:24 was the meridian of the Muscat Tidal Observatory. |
1934 |
– |
|
1935 |
– |
# Zone NAME GMTOFF RULES FORMAT [UNTIL] |
1936 |
– |
Zone Asia/Muscat 3:54:24 - LMT 1920 |
1937 |
– |
4:00 - GST |
1938 |
– |
|
1963 |
|
# Pakistan |
1964 |
|
|
1965 |
|
# From Rives McDow (2002-03-13): |
2351 |
|
# official source...: |
2352 |
|
# http://www.palestinecabinet.gov.ps/ar/Views/ViewDetails.aspx?pid=1252 |
2353 |
|
|
2354 |
< |
# From Paul Eggert (2013-09-24): |
2355 |
< |
# For future dates, guess the last Thursday in March at 24:00 through |
2356 |
< |
# the first Friday on or after September 21 at 00:00. This is consistent with |
2357 |
< |
# the predictions in today's editions of the following URLs, |
2358 |
< |
# which are for Gaza and Hebron respectively: |
2359 |
< |
# http://www.timeanddate.com/worldclock/timezone.html?n=702 |
2360 |
< |
# http://www.timeanddate.com/worldclock/timezone.html?n=2364 |
2354 |
> |
# From Steffen Thorsen (2015-03-03): |
2355 |
> |
# Sources such as http://www.alquds.com/news/article/view/id/548257 |
2356 |
> |
# and http://www.raya.ps/ar/news/890705.html say Palestine areas will |
2357 |
> |
# start DST on 2015-03-28 00:00 which is one day later than expected. |
2358 |
> |
# |
2359 |
> |
# From Paul Eggert (2015-03-03): |
2360 |
> |
# http://www.timeanddate.com/time/change/west-bank/ramallah?year=2014 |
2361 |
> |
# says that the fall 2014 transition was Oct 23 at 24:00. |
2362 |
> |
# For future dates, guess the last Friday in March at 24:00 through |
2363 |
> |
# the first Friday on or after October 21 at 00:00. This is consistent with |
2364 |
> |
# the predictions in today's editions of the following URLs: |
2365 |
> |
# http://www.timeanddate.com/time/change/gaza-strip/gaza |
2366 |
> |
# http://www.timeanddate.com/time/change/west-bank/hebron |
2367 |
|
|
2368 |
|
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S |
2369 |
|
Rule EgyptAsia 1957 only - May 10 0:00 1:00 S |
2389 |
|
Rule Palestine 2011 only - Aug 1 0:00 0 - |
2390 |
|
Rule Palestine 2011 only - Aug 30 0:00 1:00 S |
2391 |
|
Rule Palestine 2011 only - Sep 30 0:00 0 - |
2392 |
< |
Rule Palestine 2012 max - Mar lastThu 24:00 1:00 S |
2392 |
> |
Rule Palestine 2012 2014 - Mar lastThu 24:00 1:00 S |
2393 |
|
Rule Palestine 2012 only - Sep 21 1:00 0 - |
2394 |
< |
Rule Palestine 2013 max - Sep Fri>=21 0:00 0 - |
2394 |
> |
Rule Palestine 2013 only - Sep Fri>=21 0:00 0 - |
2395 |
> |
Rule Palestine 2014 max - Oct Fri>=21 0:00 0 - |
2396 |
> |
Rule Palestine 2015 max - Mar lastFri 24:00 1:00 S |
2397 |
|
|
2398 |
|
# Zone NAME GMTOFF RULES FORMAT [UNTIL] |
2399 |
|
Zone Asia/Gaza 2:17:52 - LMT 1900 Oct |
2460 |
|
Zone Asia/Qatar 3:26:08 - LMT 1920 # Al Dawhah / Doha |
2461 |
|
4:00 - GST 1972 Jun |
2462 |
|
3:00 - AST |
2463 |
+ |
Link Asia/Qatar Asia/Bahrain |
2464 |
|
|
2465 |
|
# Saudi Arabia |
2466 |
|
# |
2487 |
|
# Zone NAME GMTOFF RULES FORMAT [UNTIL] |
2488 |
|
Zone Asia/Riyadh 3:06:52 - LMT 1947 Mar 14 |
2489 |
|
3:00 - AST |
2490 |
+ |
Link Asia/Riyadh Asia/Aden # Yemen |
2491 |
+ |
Link Asia/Riyadh Asia/Kuwait |
2492 |
|
|
2493 |
|
# Singapore |
2494 |
|
# taken from Mok Ly Yng (2003-10-30) |
2777 |
|
# Zone NAME GMTOFF RULES FORMAT [UNTIL] |
2778 |
|
Zone Asia/Dubai 3:41:12 - LMT 1920 |
2779 |
|
4:00 - GST |
2780 |
+ |
Link Asia/Dubai Asia/Muscat # Oman |
2781 |
|
|
2782 |
|
# Uzbekistan |
2783 |
|
# Byalokoz 1919 says Uzbekistan was 4:27:53. |
2862 |
|
7:00 - ICT |
2863 |
|
|
2864 |
|
# Yemen |
2865 |
< |
|
2830 |
< |
# Milne says 2:59:54 was the meridian of the saluting battery at Aden, |
2831 |
< |
# and that Yemen was at 1:55:56, the meridian of the Hagia Sophia. |
2832 |
< |
|
2833 |
< |
# Zone NAME GMTOFF RULES FORMAT [UNTIL] |
2834 |
< |
Zone Asia/Aden 2:59:54 - LMT 1950 |
2835 |
< |
3:00 - AST |
2865 |
> |
# See Asia/Riyadh. |