When recently changing the 'Chile' ruleset in 'southamerica', I forgot to update its copy 'ChileAQ' in 'antarctica'. This sort of thing has been a continuing problem over the years. Attempt to make further recurrences less likely by moving 'Antarctica/Palmer' from 'antarctica' to 'southamerica', so that there's no need to copy the rules in question. * antarctica (ArgAQ, ChileAQ): Remove. (Antarctica/Palmer): Move to ... * southamerica: ... this file, and use plain 'Arg' and 'Chile'. * NEWS: Mention Antarctica/Palmer and the other affected zones. --- NEWS | 3 ++- antarctica | 51 +-------------------------------------------------- southamerica | 22 +++++++++++++++++++--- 3 files changed, 22 insertions(+), 54 deletions(-) diff --git a/NEWS b/NEWS index 35d2c10..8bef7a5 100644 --- a/NEWS +++ b/NEWS @@ -4,7 +4,8 @@ Unreleased, experimental changes Changes affecting past time stamps - The following changes affect some pre-1991 time stamps in Chile: + The following changes affect some pre-1991 Chile-related time stamps + in America/Santiago, Antarctica/Palmer, and Pacific/Easter. The 1910 transition was January 10, not January 1. diff --git a/antarctica b/antarctica index ebae994..2af088f 100644 --- a/antarctica +++ b/antarctica @@ -15,41 +15,6 @@ # I made up all time zone abbreviations mentioned here; corrections welcome! # FORMAT is 'zzz' and GMTOFF is 0 for locations while uninhabited. -# These rules are stolen from the 'southamerica' file. -# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S -Rule ArgAQ 1964 1966 - Mar 1 0:00 0 - -Rule ArgAQ 1964 1966 - Oct 15 0:00 1:00 S -Rule ArgAQ 1967 only - Apr 2 0:00 0 - -Rule ArgAQ 1967 1968 - Oct Sun>=1 0:00 1:00 S -Rule ArgAQ 1968 1969 - Apr Sun>=1 0:00 0 - -Rule ArgAQ 1974 only - Jan 23 0:00 1:00 S -Rule ArgAQ 1974 only - May 1 0:00 0 - -Rule ChileAQ 1972 1986 - Mar Sun>=9 3:00u 0 - -Rule ChileAQ 1974 1987 - Oct Sun>=9 4:00u 1:00 S -Rule ChileAQ 1987 only - Apr 12 3:00u 0 - -Rule ChileAQ 1988 1989 - Mar Sun>=9 3:00u 0 - -Rule ChileAQ 1988 only - Oct Sun>=1 4:00u 1:00 S -Rule ChileAQ 1989 only - Oct Sun>=9 4:00u 1:00 S -Rule ChileAQ 1990 only - Mar 18 3:00u 0 - -Rule ChileAQ 1990 only - Sep 16 4:00u 1:00 S -Rule ChileAQ 1991 1996 - Mar Sun>=9 3:00u 0 - -Rule ChileAQ 1991 1997 - Oct Sun>=9 4:00u 1:00 S -Rule ChileAQ 1997 only - Mar 30 3:00u 0 - -Rule ChileAQ 1998 only - Mar Sun>=9 3:00u 0 - -Rule ChileAQ 1998 only - Sep 27 4:00u 1:00 S -Rule ChileAQ 1999 only - Apr 4 3:00u 0 - -Rule ChileAQ 1999 2010 - Oct Sun>=9 4:00u 1:00 S -Rule ChileAQ 2000 2007 - Mar Sun>=9 3:00u 0 - -# N.B.: the end of March 29 in Chile is March 30 in Universal time, -# which is used below in specifying the transition. -Rule ChileAQ 2008 only - Mar 30 3:00u 0 - -Rule ChileAQ 2009 only - Mar Sun>=9 3:00u 0 - -Rule ChileAQ 2010 only - Apr Sun>=1 3:00u 0 - -Rule ChileAQ 2011 only - May Sun>=2 3:00u 0 - -Rule ChileAQ 2011 only - Aug Sun>=16 4:00u 1:00 S -Rule ChileAQ 2012 2015 - Apr Sun>=23 3:00u 0 - -Rule ChileAQ 2012 2014 - Sep Sun>=2 4:00u 1:00 S - # Argentina - year-round bases # Belgrano II, Confin Coast, -770227-0343737, since 1972-02-05 # Carlini, Potter Cove, King George Island, -6414-0602320, since 1982-01 @@ -344,21 +309,7 @@ Zone Antarctica/Rothera 0 - zzz 1976 Dec 1 # USA - year-round bases # # Palmer, Anvers Island, since 1965 (moved 2 miles in 1968) -# -# From Ethan Dicks (1996-10-06): -# It keeps the same time as Punta Arenas, Chile, because, just like us -# and the South Pole, that's the other end of their supply line.... -# I verified with someone who was there that since 1980, -# Palmer has followed Chile. Prior to that, before the Falklands War, -# Palmer used to be supplied from Argentina. -# -# Zone NAME GMTOFF RULES FORMAT [UNTIL] -Zone Antarctica/Palmer 0 - zzz 1965 - -4:00 ArgAQ AR%sT 1969 Oct 5 - -3:00 ArgAQ AR%sT 1982 May - -4:00 ChileAQ CL%sT 2015 Apr 26 3:00u - -3:00 - CLT -# +# See 'southamerica' for Antarctica/Palmer, since it uses South American DST. # # McMurdo Station, Ross Island, since 1955-12 # Amundsen-Scott South Pole Station, continuously occupied since 1956-11-20 diff --git a/southamerica b/southamerica index 908dd6e..be63a88 100644 --- a/southamerica +++ b/southamerica @@ -1225,9 +1225,6 @@ Zone America/Rio_Branco -4:31:12 - LMT 1914 # From Paul Eggert (2015-03-03): # For now, assume that the extension will persist indefinitely. -# NOTE: ChileAQ rules for Antarctic bases are stored separately in the -# 'antarctica' file. - # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S Rule Chile 1927 1931 - Sep 1 0:00 1:00 S Rule Chile 1928 1932 - Apr 1 0:00 0 - @@ -1289,6 +1286,25 @@ Zone Pacific/Easter -7:17:28 - LMT 1890 # Other Chilean locations, including Juan Fernández Is, Desventuradas Is, # and Antarctic bases, are like America/Santiago. +# Antarctic base using South American rules +# (See the file 'antarctica' for more.) +# +# Palmer, Anvers Island, since 1965 (moved 2 miles in 1968) +# +# From Ethan Dicks (1996-10-06): +# It keeps the same time as Punta Arenas, Chile, because, just like us +# and the South Pole, that's the other end of their supply line.... +# I verified with someone who was there that since 1980, +# Palmer has followed Chile. Prior to that, before the Falklands War, +# Palmer used to be supplied from Argentina. +# +# Zone NAME GMTOFF RULES FORMAT [UNTIL] +Zone Antarctica/Palmer 0 - zzz 1965 + -4:00 Arg AR%sT 1969 Oct 5 + -3:00 Arg AR%sT 1982 May + -4:00 Chile CL%sT 2015 Apr 26 3:00u + -3:00 - CLT + # Colombia # Milne gives 4:56:16.4 for Bogotá time in 1899; round to nearest. He writes, -- 2.1.0