From e57260824dfb93b1f266e36dd21ff5265f955286 Mon Sep 17 00:00:00 2001 From: Arthur David Olson Date: Sat, 3 Mar 2012 13:18:47 -0500 Subject: [PATCH] 2012a Chile extends DST in 2011-2012; Falklands have permanent DST SCCS-file: southamerica SCCS-SID: 8.53 --- southamerica | 51 +++++++++++++++++++++++++++++++++++++++++++++------ 1 file changed, 45 insertions(+), 6 deletions(-) diff --git a/southamerica b/southamerica index 48df951..789bbb7 100644 --- a/southamerica +++ b/southamerica @@ -1218,6 +1218,28 @@ Zone America/Rio_Branco -4:31:12 - LMT 1914 # August, not in October as they have since 1968. This is a pilot plan # which will be reevaluated in 2012. +# From Mauricio Parada (2012-02-22), translated by Glenn Eychaner (2012-02-23): +# As stated in the website of the Chilean Energy Ministry +# http://www.minenergia.cl/ministerio/noticias/generales/gobierno-anuncia-fechas-de-cambio-de.html +# The Chilean Government has decided to postpone the entrance into winter time +# (to leave DST) from March 11 2012 to April 28th 2012. The decision has not +# been yet formalized but it will within the next days. +# Quote from the website communication: +# +# 6. For the year 2012, the dates of entry into winter time will be as follows: +# a. Saturday April 28, 2012, clocks should go back 60 minutes; that is, at +# 23:59:59, instead of passing to 0:00, the time should be adjusted to be 23:00 +# of the same day. +# b. Saturday, September 1, 2012, clocks should go forward 60 minutes; that is, +# at 23:59:59, instead of passing to 0:00, the time should be adjusted to be +# 01:00 on September 2. +# +# Note that...this is yet another "temporary" change that will be reevaluated +# AGAIN in 2013. + +# 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 1932 - Sep 1 0:00 1:00 S Rule Chile 1928 1932 - Apr 1 0:00 0 - @@ -1248,8 +1270,6 @@ Rule Chile 1998 only - Mar Sun>=9 3:00u 0 - Rule Chile 1998 only - Sep 27 4:00u 1:00 S Rule Chile 1999 only - Apr 4 3:00u 0 - Rule Chile 1999 2010 - Oct Sun>=9 4:00u 1:00 S -Rule Chile 2011 only - Aug Sun>=16 4:00u 1:00 S -Rule Chile 2012 max - Oct Sun>=9 4:00u 1:00 S Rule Chile 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. @@ -1257,7 +1277,11 @@ Rule Chile 2008 only - Mar 30 3:00u 0 - Rule Chile 2009 only - Mar Sun>=9 3:00u 0 - Rule Chile 2010 only - Apr Sun>=1 3:00u 0 - Rule Chile 2011 only - May Sun>=2 3:00u 0 - -Rule Chile 2012 max - Mar Sun>=9 3:00u 0 - +Rule Chile 2011 only - Aug Sun>=16 4:00u 1:00 S +Rule Chile 2012 only - Apr Sun>=23 3:00u 0 - +Rule Chile 2012 only - Sep Sun>=2 4:00u 1:00 S +Rule Chile 2013 max - Mar Sun>=9 3:00u 0 - +Rule Chile 2013 max - Oct Sun>=9 4:00u 1:00 S # IATA SSIM anomalies: (1992-02) says 1992-03-14; # (1996-09) says 1998-03-08. Ignore these. # Zone NAME GMTOFF RULES FORMAT [UNTIL] @@ -1403,6 +1427,21 @@ Zone Pacific/Galapagos -5:58:24 - LMT 1931 # Puerto Baquerizo Moreno # will not revert to local mean time, but clocks will remain on Summer # time (UTC/GMT - 3 hours) throughout the whole of 2011. Any long term # change to local time following the trial period will be notified. +# +# From Andrew Newman (2012-02-24) +# A letter from Justin McPhee, Chief Executive, +# Cable & Wireless Falkland Islands (dated 2012-02-22) +# states... +# The current Atlantic/Stanley entry under South America expects the +# clocks to go back to standard Falklands Time (FKT) on the 15th April. +# The database entry states that in 2011 Stanley was staying on fixed +# summer time on a trial basis only. FIG need to contact IANA and/or +# the maintainers of the database to inform them we're adopting +# the same policy this year and suggest recommendations for future years. +# +# For now we will assume permanent summer time for the Falklands +# until advised differently (to apply for 2012 and beyond, after the 2011 +# experiment was apparently successful.) # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S Rule Falk 1937 1938 - Sep lastSun 0:00 1:00 S Rule Falk 1938 1942 - Mar Sun>=19 0:00 0 - @@ -1415,14 +1454,14 @@ Rule Falk 1984 only - Sep 16 0:00 1:00 S Rule Falk 1985 2000 - Sep Sun>=9 0:00 1:00 S Rule Falk 1986 2000 - Apr Sun>=16 0:00 0 - Rule Falk 2001 2010 - Apr Sun>=15 2:00 0 - -Rule Falk 2012 max - Apr Sun>=15 2:00 0 - -Rule Falk 2001 max - Sep Sun>=1 2:00 1:00 S +Rule Falk 2001 2010 - Sep Sun>=1 2:00 1:00 S # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone Atlantic/Stanley -3:51:24 - LMT 1890 -3:51:24 - SMT 1912 Mar 12 # Stanley Mean Time -4:00 Falk FK%sT 1983 May # Falkland Is Time -3:00 Falk FK%sT 1985 Sep 15 - -4:00 Falk FK%sT + -4:00 Falk FK%sT 2010 Sep 5 02:00 + -3:00 - FKST # French Guiana # Zone NAME GMTOFF RULES FORMAT [UNTIL]