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-rw-r--r--share/zoneinfo/southamerica93
1 files changed, 67 insertions, 26 deletions
diff --git a/share/zoneinfo/southamerica b/share/zoneinfo/southamerica
index b51e7cfd5019..4e6743c9c614 100644
--- a/share/zoneinfo/southamerica
+++ b/share/zoneinfo/southamerica
@@ -1,4 +1,4 @@
-# @(#)southamerica 7.40
+# @(#)southamerica 7.42
# This data is by no means authoritative; if you think you know better,
# go ahead and edit the file (and please send any changes to
@@ -9,7 +9,7 @@
# Thomas G. Shanks, The International Atlas (5th edition),
# San Diego: ACS Publications, Inc. (1999).
#
-# Gwillim Law <Gwil_Law@bridge-point.com> writes that a good source
+# Gwillim Law writes that a good source
# for recent time zone data is the International Air Transport
# Association's Standard Schedules Information Manual (IATA SSIM),
# published semiannually. Law sent in several helpful summaries
@@ -125,6 +125,29 @@ Rule Arg 2000 only - Mar Sun>=1 0:00 0 -
# de la Rua on March 2, 2000, because it would make people spend more energy
# in the winter time, rather than less. The change took effect on March 3.
#
+# From Mariano Absatz (2001-06-06):
+# one of the major newspapers here in Argentina said that the 1999
+# Timezone Law (which never was effectively applied) will (would?) be
+# in effect.... The article is at
+# http://ar.clarin.com/diario/2001-06-06/e-01701.htm
+# ... The Law itself is "Ley No 25155", sanctioned on 1999-08-25, enacted
+# 1999-09-17, and published 1999-09-21. The official publication is at:
+# http://www.boletin.jus.gov.ar/BON/Primera/1999/09-Septiembre/21/PDF/BO21-09-99LEG.PDF
+# Regretfully, you have to subscribe (and pay) for the on-line version....
+#
+# (2001-06-12):
+# the timezone for Argentina will not change next Sunday.
+# Apparently it will do so on Sunday 24th....
+# http://ar.clarin.com/diario/2001-06-12/s-03501.htm
+#
+# (2001-06-25):
+# Last Friday (yes, the last working day before the date of the change), the
+# Senate annulled the 1999 law that introduced the changes later postponed.
+# http://www.clarin.com.ar/diario/2001-06-22/s-03601.htm
+# It remains the vote of the Deputies..., but it will be the same....
+# This kind of things had always been done this way in Argentina.
+# We are still -03:00 all year round in all of the country.
+#
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
#
# Buenos Aires (BA), Capital Federal (CF), Santa Cruz (SC),
@@ -206,7 +229,7 @@ Zone America/Aruba -4:40:24 - LMT 1912 Feb 12 # Oranjestad
# Bolivia
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone America/La_Paz -4:32:36 - LMT 1890
- -4:32:36 - LPMT 1931 Oct 15 # La Paz Mean Time
+ -4:32:36 - CMT 1931 Oct 15 # Calamarca MT
-4:32:36 1:00 BOST 1932 Mar 21 # Bolivia ST
-4:00 - BOT # Bolivia Time
@@ -382,8 +405,14 @@ Rule Brazil 2000 only - Feb 27 0:00 0 -
# repeals DST in PE and RR, effective 2000-10-15 00:00.
# Decree <a href="http://pcdsh01.on.br/Dec3632.jpg">3,632</a> (2000-10-17)
# repeals DST in SE, AL, PB, RN, CE, PI and MA, effective 2000-10-22 00:00.
+# Decree <a href="http://pcdsh01.on.br/figuras/HV3916.gif">3,916</a>
+# (2001-09-13) reestablishes DST in AL, CE, MA, PB, PE, PI, RN, SE.
+#
+# The latest decree listed above says that the following states observe DST:
+# AL, BA, CE, DF, ES, GO, MA, MG, MS, MT,
+# PB, PE, PI, PR, RJ, RN, RS, SC, SE, SP, TO.
#
-# These give only one year's rules. After that, the rules are guesses
+# For dates after mid-2002, the following rules are guesses
# and are quite possibly wrong, but are more likely than no DST at all.
Rule Brazil 2000 max - Oct Sun>=8 0:00 1:00 S
Rule Brazil 2001 max - Feb Sun>=15 0:00 0 -
@@ -409,14 +438,16 @@ Zone America/Fortaleza -2:34:00 - LMT 1914
-3:00 Brazil BR%sT 1990 Sep 17
-3:00 - BRT 1999 Sep 30
-3:00 Brazil BR%sT 2000 Oct 22
- -3:00 - BRT
+ -3:00 - BRT 2001 Sep 13
+ -3:00 Brazil BR%sT
#
# Pernambuco (PE) (except Atlantic islands)
Zone America/Recife -2:19:36 - LMT 1914
-3:00 Brazil BR%sT 1990 Sep 17
-3:00 - BRT 1999 Sep 30
-3:00 Brazil BR%sT 2000 Oct 15
- -3:00 - BRT
+ -3:00 - BRT 2001 Sep 13
+ -3:00 Brazil BR%sT
#
# Tocantins (TO)
Zone America/Araguaina -3:12:48 - LMT 1914
@@ -431,7 +462,8 @@ Zone America/Maceio -2:22:52 - LMT 1914
-3:00 Brazil BR%sT 1996 Sep 4
-3:00 - BRT 1999 Sep 30
-3:00 Brazil BR%sT 2000 Oct 22
- -3:00 - BRT
+ -3:00 - BRT 2001 Sep 13
+ -3:00 Brazil BR%sT
#
# Bahia (BA), Goias (GO), Distrito Federal (DF), Minas Gerais (MG),
# Espirito Santo (ES), Rio de Janeiro (RJ), Sao Paulo (SP), Parana (PR),
@@ -441,7 +473,7 @@ Zone America/Sao_Paulo -3:06:28 - LMT 1914
-3:00 1:00 BRST 1964
-3:00 Brazil BR%sT
#
-# Mato Grosso, Mato Grosso do Sul
+# Mato Grosso (MT), Mato Grosso do Sul (MS)
Zone America/Cuiaba -3:44:20 - LMT 1914
-4:00 Brazil AM%sT
#
@@ -493,16 +525,26 @@ Zone America/Rio_Branco -4:31:12 - LMT 1914
# Because of the same drought, the government decided to end DST later,
# on April 3, (one-time change).
-# From Gwillim Law (2001-02-20):
-# I came across a Chilean on-line newspaper, La Tercera. Its
-# <a href="http://www.tercera.cl/diario/1998/03/13/extras.html">
-# 1998-03-13 issue
-# </a>, says (my translation):
-# "At 24:00 (midnight) tomorrow (Saturday) - 22:00 in the insular
-# territory [Easter Island, Juan Fernandez, etc.] - winter time will
-# begin in the entire country."
-
-# From Paul Eggert (2001-02-21):
+# From Gwillim Law (2001-05-04):
+# I came across another article in "La Tercera" about Chilean DST.
+# <http://www.tercera.cl/diario/2000/10/13/t-extras.html>
+# It clearly confirms my earlier suggestion, that DST begins at 22:00
+# on Easter Island.... But it also seems to be saying that the
+# observance of DST in Chile began in 1966, rather than 1969 as
+# ... [Shanks] has it....
+#
+# My translation:
+#
+# "The Chilean Army has announced that summer time will begin tomorrow,
+# Saturday, October 14 in continental Chile, insular Chile, and
+# Antarctica, as provided by Supreme Decree 25 of January 11, 1966.
+# By the preceding, official time in continental Chile and Chilean
+# Antarctic, and official time in Western Insular Chile, which applies
+# to Easter Island and Sala y Gomez Island, will be set forward at
+# midnight and at 22:00, respectively, by 20 minutes."
+
+# From Paul Eggert (2001-05-04):
+# Go with this article in preference to Shanks's 1969 date for modern DST.
# Assume this rule has been used since DST was introduced in the islands.
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
@@ -510,8 +552,8 @@ Rule Chile 1918 only - Sep 1 0:00 1:00 S
Rule Chile 1919 only - Jul 2 0:00 0 -
Rule Chile 1927 1931 - Sep 1 0:00 1:00 S
Rule Chile 1928 1932 - Apr 1 0:00 0 -
-Rule Chile 1969 1997 - Oct Sun>=9 4:00u 1:00 S
-Rule Chile 1970 1998 - Mar Sun>=9 3:00u 0 -
+Rule Chile 1966 1997 - Oct Sun>=9 4:00u 1:00 S
+Rule Chile 1967 1998 - 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 max - Oct Sun>=9 4:00u 1:00 S
@@ -528,10 +570,9 @@ Zone Pacific/Easter -7:17:28 - LMT 1890 # Mataveri
-7:00 Chile EAS%sT 1982 Mar 14 # Easter I Time
-6:00 Chile EAS%sT
#
-# Whitman says Juan Fernandez Is are like America/Santiago.
-# San Ambrosio, San Felix
-# no information; probably like America/Santiago
-
+# Sala y Gomez Island is like Pacific/Easter.
+# Other Chilean locations, including Juan Fernandez Is, San Ambrosio,
+# San Felix, and Antarctic bases, are like America/Santiago.
# Colombia
# Shanks specifies 24:00 for 1992 transition times; go with IATA,
@@ -717,7 +758,7 @@ Rule Peru 1994 only - Jan 1 0:00 1:00 S
Rule Peru 1994 only - Apr 1 0:00 0 -
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone America/Lima -5:08:12 - LMT 1890
- -5:09 - LMT 1908 Jul 28 # Lima Mean Time
+ -5:08:36 - LMT 1908 Jul 28 # Lima Mean Time?
-5:00 Peru PE%sT # Peru Time
# South Georgia
@@ -802,6 +843,6 @@ Zone America/Montevideo -3:44:44 - LMT 1898 Jun 28
# Venezuela
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone America/Caracas -4:27:44 - LMT 1890
- -4:27:44 - CMT 1912 Feb 12 # Caracas Mean Time
+ -4:27:40 - CMT 1912 Feb 12 # Caracas Mean Time?
-4:30 - VET 1965 # Venezuela Time
-4:00 - VET