From b2ca6e96929bd89f25115a0a3d193debb359a76a Mon Sep 17 00:00:00 2001 From: millert Date: Tue, 23 Jan 2018 21:54:04 +0000 Subject: [PATCH] Update to tzdata2018c from ftp.iana.org --- share/zoneinfo/datfiles/africa | 18 +++- share/zoneinfo/datfiles/asia | 40 ++++----- share/zoneinfo/datfiles/australasia | 8 +- share/zoneinfo/datfiles/europe | 125 +++++++++++++++++++++------ share/zoneinfo/datfiles/leapseconds | 6 +- share/zoneinfo/datfiles/northamerica | 16 +++- share/zoneinfo/datfiles/southamerica | 23 +++-- share/zoneinfo/datfiles/zone.tab | 4 +- share/zoneinfo/datfiles/zone1970.tab | 3 +- 9 files changed, 178 insertions(+), 65 deletions(-) diff --git a/share/zoneinfo/datfiles/africa b/share/zoneinfo/datfiles/africa index d7742e2824b..215df37b065 100644 --- a/share/zoneinfo/datfiles/africa +++ b/share/zoneinfo/datfiles/africa @@ -1,4 +1,4 @@ -# $OpenBSD: africa,v 1.53 2017/10/23 16:14:16 millert Exp $ +# $OpenBSD: africa,v 1.54 2018/01/23 21:54:04 millert Exp $ # This file is in the public domain, so clarified as of # 2009-05-17 by Arthur David Olson. @@ -159,7 +159,6 @@ Link Africa/Abidjan Africa/Freetown # Sierra Leone Link Africa/Abidjan Africa/Lome # Togo Link Africa/Abidjan Africa/Nouakchott # Mauritania Link Africa/Abidjan Africa/Ouagadougou # Burkina Faso -Link Africa/Abidjan Africa/Sao_Tome # São Tomé and Príncipe Link Africa/Abidjan Atlantic/St_Helena # St Helena # Djibouti @@ -426,7 +425,7 @@ Link Africa/Nairobi Indian/Mayotte # # The Nautical Almanac for the Year 1970, p 264, is the source for -0:44:30. # -# In 1972 Liberia was the last country to switch from a UTC offset +# In 1972 Liberia was the last country to switch from a UT offset # that was not a multiple of 15 or 20 minutes. The 1972 change was on # 1972-01-07, according to an entry dated 1972-01-04 on p 330 of: # Presidential Papers: First year of the administration of @@ -1038,6 +1037,19 @@ Zone Indian/Reunion 3:41:52 - LMT 1911 Jun # Saint-Denis # Inaccessible, Nightingale: uninhabited # São Tomé and Príncipe + +# From Steffen Thorsen (2018-01-08): +# Multiple sources tell that São Tomé changed from UTC to UTC+1 as +# they entered the year 2018. +# From Michael Deckers (2018-01-08): +# the switch is from 01:00 to 02:00 ... [Decree No. 25/2017] +# http://www.mnec.gov.st/index.php/publicacoes/documentos/file/90-decreto-lei-n-25-2017 + +Zone Africa/Sao_Tome 0:26:56 - LMT 1884 + -0:36:45 - LMT 1912 # Lisbon Mean Time + 0:00 - GMT 2018 Jan 1 01:00 + 1:00 - WAT + # Senegal # See Africa/Abidjan. diff --git a/share/zoneinfo/datfiles/asia b/share/zoneinfo/datfiles/asia index 900ad8cfc71..69fd7d2f542 100644 --- a/share/zoneinfo/datfiles/asia +++ b/share/zoneinfo/datfiles/asia @@ -1,4 +1,4 @@ -# $OpenBSD: asia,v 1.83 2017/10/23 16:14:16 millert Exp $ +# $OpenBSD: asia,v 1.84 2018/01/23 21:54:04 millert Exp $ # This file is in the public domain, so clarified as of # 2009-05-17 by Arthur David Olson. @@ -51,7 +51,7 @@ # 9:00 KST KDT Korea when at +09 # 9:30 ACST Australian Central Standard Time # Otherwise, these tables typically use numeric abbreviations like +03 -# and +0330 for integer hour and minute UTC offsets. Although earlier +# and +0330 for integer hour and minute UT offsets. Although earlier # editions invented alphabetic time zone abbreviations for every # offset, this did not reflect common practice. # @@ -648,17 +648,17 @@ Zone Asia/Hong_Kong 7:36:42 - LMT 1904 Oct 30 # time", in which abolished the adoption of Western Standard Time in # western islands (listed above), which means the whole Japan # territory, including later occupations, adopt Japan Central Time -# (UTC+9). The adoption began on Oct 1, 1937. The original text can +# (UT+9). The adoption began on Oct 1, 1937. The original text can # be found on Wikisource: # https://ja.wikisource.org/wiki/明治二十八年勅令第百六十七號標準時ニ關スル件中改正ノ件 # -# That is, the time zone of Taipei switched to UTC+9 on Oct 1, 1937. +# That is, the time zone of Taipei switched to UT+9 on Oct 1, 1937. # From Yu-Cheng Chuang (2014-07-02): -# I've found more evidence about when the time zone was switched from UTC+9 -# back to UTC+8 after WW2. I believe it was on Sep 21, 1945. In a document +# I've found more evidence about when the time zone was switched from UT+9 +# back to UT+8 after WW2. I believe it was on Sep 21, 1945. In a document # during Japanese era [1] in which the officer told the staff to change time -# zone back to Western Standard Time (UTC+8) on Sep 21. And in another +# zone back to Western Standard Time (UT+8) on Sep 21. And in another # history page of National Cheng Kung University [2], on Sep 21 there is a # note "from today, switch back to Western Standard Time". From these two # materials, I believe that the time zone change happened on Sep 21. And @@ -1465,17 +1465,17 @@ Zone Asia/Jerusalem 2:20:54 - LMT 1880 # of the Japanese wanted to scrap daylight-saving time, as opposed to 30% who # wanted to keep it.) -# From Paul Eggert (2006-03-22): -# Shanks & Pottenger write that DST in Japan during those years was as follows: +# From Takayuki Nikai (2018-01-19): +# The source of information is Japanese law. +# http://www.shugiin.go.jp/internet/itdb_housei.nsf/html/houritsu/00219480428029.htm +# http://www.shugiin.go.jp/internet/itdb_housei.nsf/html/houritsu/00719500331039.htm +# ... In summary, it is written as follows. From 24:00 on the first Saturday +# in May, until 0:00 on the day after the second Saturday in September. # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S -Rule Japan 1948 only - May Sun>=1 2:00 1:00 D -Rule Japan 1948 1951 - Sep Sat>=8 2:00 0 S -Rule Japan 1949 only - Apr Sun>=1 2:00 1:00 D -Rule Japan 1950 1951 - May Sun>=1 2:00 1:00 D -# but the only locations using it (for birth certificates, presumably, since -# their audience is astrologers) were US military bases. For now, assume -# that for most purposes daylight-saving time was observed; otherwise, what -# would have been the point of the 1951 poll? +Rule Japan 1948 only - May Sat>=1 24:00 1:00 D +Rule Japan 1948 1951 - Sep Sun>=9 0:00 0 S +Rule Japan 1949 only - Apr Sat>=1 24:00 1:00 D +Rule Japan 1950 1951 - May Sat>=1 24:00 1:00 D # From Hideyuki Suzuki (1998-11-09): # 'Tokyo' usually stands for the former location of Tokyo Astronomical @@ -1506,7 +1506,7 @@ Rule Japan 1950 1951 - May Sun>=1 2:00 1:00 D # # ...the Showa Emperor announced Ordinance No. 529 of Showa Year 12 ... which # means the whole Japan territory, including later occupations, adopt Japan -# Central Time (UTC+9). The adoption began on Oct 1, 1937. +# Central Time (UT+9). The adoption began on Oct 1, 1937. # https://ja.wikisource.org/wiki/明治二十八年勅令第百六十七號標準時ニ關スル件中改正ノ件 # Zone NAME GMTOFF RULES FORMAT [UNTIL] @@ -2067,8 +2067,8 @@ Zone Asia/Kuching 7:21:20 - LMT 1926 Mar # Maldives # Zone NAME GMTOFF RULES FORMAT [UNTIL] -Zone Indian/Maldives 4:54:00 - LMT 1880 # Male - 4:54:00 - MMT 1960 # Male Mean Time +Zone Indian/Maldives 4:54:00 - LMT 1880 # Malé + 4:54:00 - MMT 1960 # Malé Mean Time 5:00 - +05 # Mongolia diff --git a/share/zoneinfo/datfiles/australasia b/share/zoneinfo/datfiles/australasia index ad224566dbd..b1cf236debb 100644 --- a/share/zoneinfo/datfiles/australasia +++ b/share/zoneinfo/datfiles/australasia @@ -1,4 +1,4 @@ -# $OpenBSD: australasia,v 1.60 2017/10/23 16:14:16 millert Exp $ +# $OpenBSD: australasia,v 1.61 2018/01/23 21:54:04 millert Exp $ # This file is in the public domain, so clarified as of # 2009-05-17 by Arthur David Olson. @@ -684,8 +684,8 @@ Zone Pacific/Guadalcanal 10:39:48 - LMT 1912 Oct # Honiara # From Steffen Thorsen (2012-07-25) # ... we double checked by calling hotels and offices based in Tokelau asking # about the time there, and they all told a time that agrees with UTC+13.... -# Shanks says UTC-10 from 1901 [but] ... there is a good chance the change -# actually was to UTC-11 back then. +# Shanks says UT-10 from 1901 [but] ... there is a good chance the change +# actually was to UT-11 back then. # # From Paul Eggert (2012-07-25) # A Google Books snippet of Appendix to the Journals of the House of @@ -1451,7 +1451,7 @@ Zone Pacific/Wallis 12:15:20 - LMT 1901 # # From Paul Eggert (2006-03-22): # The Department of Internal Affairs (DIA) maintains a brief history, -# as does Carol Squires; see tz-link.htm for the full references. +# as does Carol Squires; see tz-link.html for the full references. # Use these sources in preference to Shanks & Pottenger. # # For Chatham, IATA SSIM (1991/1999) gives the NZ rules but with diff --git a/share/zoneinfo/datfiles/europe b/share/zoneinfo/datfiles/europe index bf8023181e5..6ea1a5a4d29 100644 --- a/share/zoneinfo/datfiles/europe +++ b/share/zoneinfo/datfiles/europe @@ -1,4 +1,4 @@ -# $OpenBSD: europe,v 1.69 2017/10/23 16:14:16 millert Exp $ +# $OpenBSD: europe,v 1.70 2018/01/23 21:54:04 millert Exp $ # This file is in the public domain, so clarified as of # 2009-05-17 by Arthur David Olson. @@ -69,14 +69,15 @@ # 0:00 WET WEST WEMT Western Europe # 0:19:32.13 AMT* NST* Amsterdam, Netherlands Summer (1835-1937) # 1:00 BST British Standard (1968-1971) +# 1:00 IST GMT Irish Standard (1968-) with winter DST # 1:00 CET CEST CEMT Central Europe # 1:00:14 SET Swedish (1879-1899) # 1:36:34 RMT* LST* Riga, Latvian Summer (1880-1926)* # 2:00 EET EEST Eastern Europe # 3:00 MSK MSD MDST* Moscow -# From Peter Ilieve (1994-12-04), -# The original six [EU members]: Belgium, France, (West) Germany, Italy, +# From Peter Ilieve (1994-12-04), re EEC/EC/EU members: +# The original six: Belgium, France, (West) Germany, Italy, # Luxembourg, the Netherlands. # Plus, from 1 Jan 73: Denmark, Ireland, United Kingdom. # Plus, from 1 Jan 81: Greece. @@ -279,16 +280,31 @@ # The following claim by Shanks & Pottenger is possible though doubtful; # we'll ignore it for now. # * Dublin's 1971-10-31 switch was at 02:00, even though London's was 03:00. + +# From Paul Eggert (2017-12-04): # -# -# Whitman says Dublin Mean Time was -0:25:21, which is more precise than -# Shanks & Pottenger. -# Perhaps this was Dunsink Observatory Time, as Dunsink Observatory -# (8 km NW of Dublin's center) seemingly was to Dublin as Greenwich was -# to London. For example: +# Dunsink Observatory (8 km NW of Dublin's center) was to Dublin as +# Greenwich was to London. For example: # # "Timeball on the ballast office is down. Dunsink time." # -- James Joyce, Ulysses +# +# The abbreviation DMT stood for "Dublin Mean Time" or "Dunsink Mean Time"; +# this being Ireland, opinions differed. +# +# Whitman says Dublin/Dunsink Mean Time was UT-00:25:21, which agrees +# with measurements of recent visitors to the Meridian Room of Dunsink +# Observatory; see Malone D. Dunsink and timekeeping. 2016-01-24. +# . Malone +# writes that the Nautical Almanac listed UT-00:25:22 until 1896, when +# it moved to UT-00:25:21.1 (I confirmed that the 1893 edition used +# the former and the 1896 edition used the latter). Evidently the +# news of this change propagated slowly, as Milne 1899 still lists +# UT-00:25:22 and cites the International Telegraph Bureau. As it is +# not clear that there was any practical significance to the change +# from UT-00:25:22 to UT-00:25:21.1 in civil timekeeping, omit this +# transition for now and just use the latter value, omitting its +# fraction since our format cannot represent fractions. # "Countess Markievicz ... claimed that the [1916] abolition of Dublin Mean Time # was among various actions undertaken by the 'English' government that @@ -348,12 +364,28 @@ # regulations. I spoke this morning with the Secretary of the Department of # Justice (tel +353 1 678 9711) who confirmed to me that the correct name is # "Irish Summer Time", abbreviated to "IST". +# +# From Paul Eggert (2017-12-07): +# The 1996 anonymous contributor's goal was to determine the correct +# abbreviation for summer time in Dublin and so the contributor +# focused on the "IST", not on the "Irish Summer Time". Though the +# "IST" was correct, the "Irish Summer Time" appears to have been an +# error, as Ireland's Standard Time (Amendment) Act, 1971 states that +# standard time in Ireland remains at UT +01 and is observed in +# summer, and that Greenwich mean time is observed in winter. (Thanks +# to Derick Rethans for pointing out the error.) That is, when +# Ireland amended the 1968 act that established UT +01 as Irish +# Standard Time, it left standard time unchanged and established GMT +# as a negative daylight saving time in winter. So, in this database +# IST stands for Irish Summer Time for timestamps before 1968, and for +# Irish Standard Time after that. See: +# http://www.irishstatutebook.ie/eli/1971/act/17/enacted/en/print # Michael Deckers (2017-06-01) gave the following URLs for Ireland's # Summer Time Act, 1925 and Summer Time Orders, 1926 and 1947: -# http://www.irishstatutebook.ie/eli/1925/act/8/enacted/en/print.html -# http://www.irishstatutebook.ie/eli/1926/sro/919/made/en/print.html -# http://www.irishstatutebook.ie/eli/1947/sro/71/made/en/print.html +# http://www.irishstatutebook.ie/eli/1925/act/8/enacted/en/print +# http://www.irishstatutebook.ie/eli/1926/sro/919/made/en/print +# http://www.irishstatutebook.ie/eli/1947/sro/71/made/en/print # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S # Summer Time Act, 1916 @@ -477,9 +509,23 @@ Link Europe/London Europe/Jersey Link Europe/London Europe/Guernsey Link Europe/London Europe/Isle_of_Man +# From Paul Eggert (2018-01-19): +# The following is like GB-Eire and EU, except with standard time in +# summer and negative daylight saving time in winter. +# Although currently commented out, this will need to become uncommented +# once the ICU/OpenJDK workaround is removed; see below. +# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S +#Rule Eire 1971 only - Oct 31 2:00u -1:00 GMT +#Rule Eire 1972 1980 - Mar Sun>=16 2:00u 0 IST +#Rule Eire 1972 1980 - Oct Sun>=23 2:00u -1:00 GMT +#Rule Eire 1981 max - Mar lastSun 1:00u 0 IST +#Rule Eire 1981 1989 - Oct Sun>=23 1:00u -1:00 GMT +#Rule Eire 1990 1995 - Oct Sun>=22 1:00u -1:00 GMT +#Rule Eire 1996 max - Oct lastSun 1:00u -1:00 GMT + # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone Europe/Dublin -0:25:00 - LMT 1880 Aug 2 - -0:25:21 - DMT 1916 May 21 2:00s # Dublin MT + -0:25:21 - DMT 1916 May 21 2:00s -0:25:21 1:00 IST 1916 Oct 1 2:00s 0:00 GB-Eire %s 1921 Dec 6 # independence 0:00 GB-Eire GMT/IST 1940 Feb 25 2:00s @@ -488,16 +534,33 @@ Zone Europe/Dublin -0:25:00 - LMT 1880 Aug 2 0:00 1:00 IST 1947 Nov 2 2:00s 0:00 - GMT 1948 Apr 18 2:00s 0:00 GB-Eire GMT/IST 1968 Oct 27 +# From Paul Eggert (2018-01-18): +# The next line should look like this: +# 1:00 Eire IST/GMT +# However, in January 2018 we discovered that the Eire rules cause +# problems with tests for ICU: +# https://mm.icann.org/pipermail/tz/2018-January/025825.html +# and with tests for OpenJDK: +# https://mm.icann.org/pipermail/tz/2018-January/025822.html +# To work around this problem, use a traditional approximation for +# time stamps after 1971-10-31 02:00 UTC, to give ICU and OpenJDK +# developers breathing room to fix bugs. This approximation has +# correct UTC offsets, but results in tm_isdst flags are the reverse +# of what they should be. This workaround is temporary and should be +# removed reasonably soon. 1:00 - IST 1971 Oct 31 2:00u 0:00 GB-Eire GMT/IST 1996 0:00 EU GMT/IST +# End of workaround for ICU and OpenJDK bugs. + ############################################################################### # Europe -# EU rules are for the European Union, previously known as the EC, EEC, -# Common Market, etc. +# The following rules are for the European Union and for its +# predecessor organization, the European Communities. +# For brevity they are called "EU rules" elsewhere in this file. # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S Rule EU 1977 1980 - Apr Sun>=1 1:00u 1:00 S @@ -930,7 +993,7 @@ Zone Europe/Prague 0:57:44 - LMT 1850 # The page http://www.retsinfo.dk/_GETDOCI_/ACCN/A18930008330-REGL # confirms this, and states that the law was put forth 1893-03-29. # -# The EU treaty with effect from 1973: +# The EU [actually, EEC and Euratom] treaty with effect from 1973: # http://www.retsinfo.dk/_GETDOCI_/ACCN/A19722110030-REGL # # This provoked a new law from 1974 to make possible summer time changes @@ -986,9 +1049,10 @@ Zone Atlantic/Faroe -0:27:04 - LMT 1908 Jan 11 # Tórshavn # East Greenland and Franz Josef Land, but we don't know their time zones. # My source for this is Wilhelm Dege's book mentioned under Svalbard. # -# From Paul Eggert (2006-03-22): -# Greenland joined the EU as part of Denmark, obtained home rule on 1979-05-01, -# and left the EU on 1985-02-01. It therefore should have been using EU +# From Paul Eggert (2017-12-10): +# Greenland joined the European Communities as part of Denmark, +# obtained home rule on 1979-05-01, and left the European Communities +# on 1985-02-01. It therefore should have been using EU # rules at least through 1984. Shanks & Pottenger say Scoresbysund and Godthåb # used C-Eur rules after 1980, but IATA SSIM (1991/1996) says they use EU # rules since at least 1991. Assume EU rules since 1980. @@ -1302,7 +1366,7 @@ Zone Europe/Paris 0:09:21 - LMT 1891 Mar 15 0:01 # From Markus Kuhn (1998-09-29): # The German time zone web site by the Physikalisch-Technische # Bundesanstalt contains DST information back to 1916. -# [See tz-link.htm for the URL.] +# [See tz-link.html for the URL.] # From Jörg Schilling (2002-10-23): # In 1945, Berlin was switched to Moscow Summer time (GMT+4) by @@ -1399,7 +1463,7 @@ Zone Europe/Athens 1:34:52 - LMT 1895 Sep 14 1:00 Greece CE%sT 1944 Apr 4 2:00 Greece EE%sT 1981 # Shanks & Pottenger say it switched to C-Eur in 1981; - # go with EU instead, since Greece joined it on Jan 1. + # go with EU rules instead, since Greece joined Jan 1. 2:00 EU EE%sT # Hungary @@ -2098,7 +2162,7 @@ Zone Europe/Warsaw 1:24:00 - LMT 1880 # IATA SSIM (1991/1992) reports that the Azores were at -1:00. # IATA SSIM (1993-02) says +0:00; later issues (through 1996-09) say -1:00. # Guess that the Azores changed to EU rules in 1992 (since that's when Portugal -# harmonized with the EU), and that they stayed +0:00 that winter. +# harmonized with EU rules), and that they stayed +0:00 that winter. # # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S # DSH writes that despite Decree 1,469 (1915), the change to the clocks was not @@ -2773,9 +2837,9 @@ Zone Asia/Omsk 4:53:30 - LMT 1919 Nov 14 # # https://regnum.ru/news/society/1957270.html # has some historical data for Altai Krai: -# before 1957: west part on UTC+6, east on UTC+7 -# after 1957: UTC+7 -# since 1995: UTC+6 +# before 1957: west part on UT+6, east on UT+7 +# after 1957: UT+7 +# since 1995: UT+6 # http://barnaul.rusplt.ru/index/pochemu_altajskij_kraj_okazalsja_v_neprivychnom_chasovom_pojase-17648.html # confirms that and provides more details including 1995-05-28 transition date. @@ -3583,6 +3647,17 @@ Zone Europe/Zurich 0:34:08 - LMT 1853 Jul 16 # See above comment. # The change is permanent, so this is the new standard time in Turkey. # It takes effect today, which is not much notice. +# From Kıvanç Yazan (2017-10-28): +# Turkey will go back to Daylight Saving Time starting 2018-10. +# http://www.resmigazete.gov.tr/eskiler/2017/10/20171028-5.pdf +# +# From Even Scharning (2017-11-08): +# ... today it was announced that the DST will become "continuous": +# http://www.hurriyet.com.tr/son-dakika-yaz-saati-uygulamasi-surekli-hale-geldi-40637482 +# From Paul Eggert (2017-11-08): +# Although Google Translate misfires on that source, it looks like +# Turkey reversed last month's decision, and so will stay at +03. + # 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 --git a/share/zoneinfo/datfiles/leapseconds b/share/zoneinfo/datfiles/leapseconds index ac4b9496d1e..2f61087e9c6 100644 --- a/share/zoneinfo/datfiles/leapseconds +++ b/share/zoneinfo/datfiles/leapseconds @@ -1,4 +1,4 @@ -# $OpenBSD: leapseconds,v 1.35 2017/10/23 16:14:16 millert Exp $ +# $OpenBSD: leapseconds,v 1.36 2018/01/23 21:54:04 millert Exp $ # Allowance for leap seconds added to each time zone file. # This file is in the public domain. @@ -58,5 +58,5 @@ Leap 2012 Jun 30 23:59:60 + S Leap 2015 Jun 30 23:59:60 + S Leap 2016 Dec 31 23:59:60 + S -# Updated through IERS Bulletin C54 -# File expires on: 28 June 2018 +# Updated through IERS Bulletin C55 +# File expires on: 28 December 2018 diff --git a/share/zoneinfo/datfiles/northamerica b/share/zoneinfo/datfiles/northamerica index 1f26913c8ac..cb06efe73c5 100644 --- a/share/zoneinfo/datfiles/northamerica +++ b/share/zoneinfo/datfiles/northamerica @@ -1,4 +1,4 @@ -# $OpenBSD: northamerica,v 1.66 2017/10/23 16:14:16 millert Exp $ +# $OpenBSD: northamerica,v 1.67 2018/01/23 21:54:04 millert Exp $ # This file is in the public domain, so clarified as of # 2009-05-17 by Arthur David Olson. @@ -349,6 +349,18 @@ Zone America/New_York -4:56:02 - LMT 1883 Nov 18 12:03:58 # Nebraska, eastern North Dakota, Oklahoma, eastern South Dakota, # western Tennessee, most of Texas, Wisconsin +# From Paul Eggert (2018-01-07): +# In 1869 the Chicago Astronomical Society contracted with the city to keep +# time. Though delayed by the Great Fire, by 1880 a wire ran from the +# Dearborn Observatory (on the University of Chicago campus) to City Hall, +# which then sent signals to police and fire stations. However, railroads got +# their time signals from the Allegheny Observatory, the Madison Observatory, +# the Ann Arbor Observatory, etc., so their clocks did not agree with each +# other or with the city's official time. The confusion took some years to +# clear up. See: +# Moser M. How Chicago gave America its time zones. Chicago. 2018-01-04. +# http://www.chicagomag.com/city-life/January-2018/How-Chicago-Gave-America-Its-Time-Zones/ + # From Larry M. Smith (2006-04-26) re Wisconsin: # https://docs.legis.wisconsin.gov/statutes/statutes/175.pdf # is currently enforced at the 01:00 time of change. Because the local @@ -1897,7 +1909,7 @@ Zone America/Edmonton -7:33:52 - LMT 1906 Sep # manager of the Creston & District Museum. The article was written in May 2009. # http://www.ilovecreston.com/?p=articles&t=spec&ar=260 # According to the article, Creston has not changed its clocks since June 1918. -# i.e. Creston has been stuck on UTC-7 for 93 years. +# i.e. Creston has been stuck on UT-7 for 93 years. # Dawson Creek, on the other hand, changed its clocks as recently as April 1972. # Unfortunately the exact date for the time change in June 1918 remains diff --git a/share/zoneinfo/datfiles/southamerica b/share/zoneinfo/datfiles/southamerica index 0c3949f0197..74af8dfd2a5 100644 --- a/share/zoneinfo/datfiles/southamerica +++ b/share/zoneinfo/datfiles/southamerica @@ -1,4 +1,4 @@ -# $OpenBSD: southamerica,v 1.65 2017/10/23 16:14:17 millert Exp $ +# $OpenBSD: southamerica,v 1.66 2018/01/23 21:54:04 millert Exp $ # This file is in the public domain, so clarified as of # 2009-05-17 by Arthur David Olson. @@ -26,7 +26,7 @@ # https://www.jstor.org/stable/1774359 # # These tables use numeric abbreviations like -03 and -0330 for -# integer hour and minute UTC offsets. Although earlier editions used +# integer hour and minute UT offsets. Although earlier editions used # alphabetic time zone abbreviations, these abbreviations were # invented and did not reflect common practice. @@ -580,7 +580,7 @@ Link America/Curacao America/Aruba # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone America/La_Paz -4:32:36 - LMT 1890 -4:32:36 - CMT 1931 Oct 15 # Calamarca MT - -4:32:36 1:00 BOST 1932 Mar 21 # Bolivia ST + -4:32:36 1:00 BST 1932 Mar 21 # Bolivia ST -4:00 - -04 # Brazil @@ -909,12 +909,25 @@ Rule Brazil 2007 only - Oct Sun>=8 0:00 1:00 S # [t]he DST period in Brazil now on will be from the 3rd Oct Sunday to the # 3rd Feb Sunday. There is an exception on the return date when this is # the Carnival Sunday then the return date will be the next Sunday... -Rule Brazil 2008 max - Oct Sun>=15 0:00 1:00 S +Rule Brazil 2008 2017 - Oct Sun>=15 0:00 1:00 S Rule Brazil 2008 2011 - Feb Sun>=15 0:00 0 - +# Decree 7,584 (2011-10-13) +# added Bahia. Rule Brazil 2012 only - Feb Sun>=22 0:00 0 - +# Decree 7,826 (2012-10-15) +# removed Bahia and added Tocantins. +# Decree 8,112 (2013-09-30) +# removed Tocantins. Rule Brazil 2013 2014 - Feb Sun>=15 0:00 0 - Rule Brazil 2015 only - Feb Sun>=22 0:00 0 - Rule Brazil 2016 2022 - Feb Sun>=15 0:00 0 - +# From Steffen Thorsen (2017-12-18): +# According to many media sources, next year's DST start in Brazil will move to +# the first Sunday of November, and it will stay like that for the years after. +# ... https://www.timeanddate.com/news/time/brazil-delays-dst-2018.html +# From Steffen Thorsen (2017-12-20): +# http://www.planalto.gov.br/ccivil_03/_ato2015-2018/2017/decreto/D9242.htm +Rule Brazil 2018 max - Nov Sun>=1 0:00 1:00 S Rule Brazil 2023 only - Feb Sun>=22 0:00 0 - Rule Brazil 2024 2025 - Feb Sun>=15 0:00 0 - Rule Brazil 2026 only - Feb Sun>=22 0:00 0 - @@ -1069,7 +1082,7 @@ Zone America/Rio_Branco -4:31:12 - LMT 1914 # From Paul Eggert (2015-04-03): # Shanks & Pottenger says America/Santiago introduced standard time in -# 1890 and rounds its UTC offset to 70W40; guess that in practice this +# 1890 and rounds its UT offset to 70W40; guess that in practice this # was the same offset as in 1916-1919. It also says Pacific/Easter # standardized on 109W22 in 1890; assume this didn't change the clocks. # diff --git a/share/zoneinfo/datfiles/zone.tab b/share/zoneinfo/datfiles/zone.tab index f8a35799a3e..c3c2f4a36a3 100644 --- a/share/zoneinfo/datfiles/zone.tab +++ b/share/zoneinfo/datfiles/zone.tab @@ -1,4 +1,4 @@ -# $OpenBSD: zone.tab,v 1.62 2017/10/23 16:14:17 millert Exp $ +# $OpenBSD: zone.tab,v 1.63 2018/01/23 21:54:04 millert Exp $ # tz zone descriptions (deprecated version) # # This file is in the public domain, so clarified as of @@ -373,7 +373,7 @@ SM +4355+01228 Europe/San_Marino SN +1440-01726 Africa/Dakar SO +0204+04522 Africa/Mogadishu SR +0550-05510 America/Paramaribo -SS +0451+03136 Africa/Juba +SS +0451+03137 Africa/Juba ST +0020+00644 Africa/Sao_Tome SV +1342-08912 America/El_Salvador SX +180305-0630250 America/Lower_Princes diff --git a/share/zoneinfo/datfiles/zone1970.tab b/share/zoneinfo/datfiles/zone1970.tab index 455e7976d24..4ee8ce519d9 100644 --- a/share/zoneinfo/datfiles/zone1970.tab +++ b/share/zoneinfo/datfiles/zone1970.tab @@ -132,7 +132,7 @@ CA +6043-13503 America/Whitehorse Pacific - Yukon (south) CA +6404-13925 America/Dawson Pacific - Yukon (north) CC -1210+09655 Indian/Cocos CH,DE,LI +4723+00832 Europe/Zurich Swiss time -CI,BF,GM,GN,ML,MR,SH,SL,SN,ST,TG +0519-00402 Africa/Abidjan +CI,BF,GM,GN,ML,MR,SH,SL,SN,TG +0519-00402 Africa/Abidjan CK -2114-15946 Pacific/Rarotonga CL -3327-07040 America/Santiago Chile (most areas) CL -5309-07055 America/Punta_Arenas Region of Magallanes @@ -321,6 +321,7 @@ SE +5920+01803 Europe/Stockholm SG +0117+10351 Asia/Singapore SR +0550-05510 America/Paramaribo SS +0451+03137 Africa/Juba +ST +0020+00644 Africa/Sao_Tome SV +1342-08912 America/El_Salvador SY +3330+03618 Asia/Damascus TC +2128-07108 America/Grand_Turk -- 2.20.1