[tz] Chile will keep UTC -3 all year round indefinitely

Tim Parenti tim at timtimeonline.com
Wed Jan 28 18:56:58 UTC 2015


Proposed patch for Chile attached.

Tim Parenti

On 28 Jan 2015 11:35, Juan Correa wrote:
> You are right: 24Horas.cl wrote the timezones for Chile would be 
> unified at the time I wrote the message
>
> The press release has been just published on the Ministry website 
> (http://www.minenergia.cl/ministerio/noticias/generales/ministerio-de-energia-anuncia.html), 
> and it clarifies the following points:
>
> - Chile will drop DST indefinitely
> - There will be 2 timezones: America/Santiago on UTC -3, and 
> Pacific/Easter on UTC -5
>
> As I pointed before, there's no decree published yet; but probably 
> this measure will be enforced from this year
>
> 2015-01-28 13:07 GMT-03:00 Gwillim Law <gwillim at gmail.com 
> <mailto:gwillim at gmail.com>>:
>
>     When I looked at the first source, the text had changed. Now it
>     says, "'El Gobierno ha decidido mantener en forma indefinida un
>     horario único en Chile cntinental e insular', dijo el secretario
>     de Estado. De esta manera, la zona horaria permanente será GMT-3
>     en el continente y de GMT-5 en territorio insular." The second
>     sentence translates, "In this way, the permanent time zone will be
>     GMT-3 on the continent and GMT-5 in the insular territory."
>
>     The change probably represents a clarification. The phrase
>     "horario único" could refer to the contrast between the island
>     areas and the continent, but it could equally well refer to the
>     contrast between the use and the non-use of daylight saving time.
>     I think it's the latter.
>
>     Gwillim Law
>
>     On Wed, Jan 28, 2015 at 9:41 AM, Juan Correa <pottersys at gmail.com
>     <mailto:pottersys at gmail.com>> wrote:
>
>
>         -
>         http://www.soychile.cl/Santiago/Sociedad/2015/01/28/301742/El-horario-de-verano-regira-todo-el-ano.aspx
>
>         "El ministro de Energía, Máximo Pacheco, anunció la suspensión
>         del cambio de horario, por lo que durante todo el año regirá
>         el horario de verano.
>
>         "El Gobierno ha decidido mantener en forma indefinida un
>         horario único en Chile Continental e Insular", dijo el
>         secretario de Estado, enfatizando "que esta medida va a ayudar
>         a mejorar la calidad de vida de los chilenos y a ser un mejor
>         uso de la energía"."
>
>
>
>
>
> -- 
> Juan Correa Poblete
> PS Labs (http://www.pslabs.cl)

-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://mm.icann.org/pipermail/tz/attachments/20150128/836488a7/attachment.html>
-------------- next part --------------
From bf6242b745a58c61bd56955a175c9a014e171dad Mon Sep 17 00:00:00 2001
From: Tim Parenti <tim at timtimeonline.com>
Date: Wed, 28 Jan 2015 13:53:17 -0500
Subject: Chile plans to maintain its summer offsets year-round.

* southamerica (America/Santiago, Pacific/Easter): Model this as a
shift in the standard time zone effective 2015-04-26 03:00 UTC, when
the clocks would otherwise change.
* NEWS: Document this.
---
 NEWS         |  5 +++++
 southamerica | 24 ++++++++++++++++++++----
 2 files changed, 25 insertions(+), 4 deletions(-)

diff --git a/NEWS b/NEWS
index b6b94a7..904e9a7 100644
--- a/NEWS
+++ b/NEWS
@@ -8,6 +8,11 @@ Unreleased, experimental changes
     will shift from Central Time with DST to Eastern Time without DST
     on 2015-02-01 at 02:00.  (Thanks to Steffen Thorsen and Gwillim Law.)
 
+    Chile plans to maintain its summer offsets of UTC-3 for America/Santiago
+    and UTC-5 for Pacific/Easter year-round.  Model this as a change to the
+    standard time effective 2015-04-26 at 03:00 UTC, when the clocks would
+    otherwise change.  (Thanks to Juan Correa Poblete and Gwillim Law.)
+
     New leap second 2015-06-30 23:59:60 UTC as per IERS Bulletin C 49.
     (Thanks to Tim Parenti.)
 
diff --git a/southamerica b/southamerica
index bdc29c2..b9eb4e8 100644
--- a/southamerica
+++ b/southamerica
@@ -1209,6 +1209,20 @@ Zone America/Rio_Branco	-4:31:12 -	LMT	1914
 # NOTE: ChileAQ rules for Antarctic bases are stored separately in the
 # 'antarctica' file.
 
+# From Juan Correa Poblete (2015-01-28):
+# Today the Ministry of Energy announced that Chile will drop DST, will keep
+# "summer time" (UTC -3 / UTC -5) all year round.
+#
+# http://www.soychile.cl/Santiago/Sociedad/2015/01/28/301742/El-horario-de-verano-regira-todo-el-ano.aspx
+# "El Gobierno ha decidido mantener en forma indefinida un horario único en
+# Chile cntinental e insular", dijo el secretario de Estado. De esta manera, la
+# zona horaria permanente será GMT-3 en el continente y de GMT-5 en territorio
+# insular.
+#
+# From Tim Parenti (2015-01-28):
+# Model this as a change in standard time, effective when the clocks would
+# otherwise shift, at 2015-04-26 03:00 UTC.
+
 # 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	-
@@ -1247,8 +1261,8 @@ 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	2011	only	-	Aug	Sun>=16	4:00u	1:00	S
-Rule	Chile	2012	max	-	Apr	Sun>=23	3:00u	0	-
-Rule	Chile	2012	max	-	Sep	Sun>=2	4:00u	1:00	S
+Rule	Chile	2012	2014	-	Apr	Sun>=23	3:00u	0	-
+Rule	Chile	2012	2014	-	Sep	Sun>=2	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]
@@ -1259,11 +1273,13 @@ Zone America/Santiago	-4:42:46 -	LMT	1890
 			-4:00	-	CLT	1919 Jul  1 # Chile Time
 			-4:42:46 -	SMT	1927 Sep  1 # Santiago Mean Time
 			-5:00	Chile	CL%sT	1947 May 22 # Chile Time
-			-4:00	Chile	CL%sT
+			-4:00	Chile	CL%sT	2015 Apr 26  3:00u
+			-3:00	-	CLT
 Zone Pacific/Easter	-7:17:44 -	LMT	1890
 			-7:17:28 -	EMT	1932 Sep    # Easter Mean Time
 			-7:00	Chile	EAS%sT	1982 Mar 13 21:00 # Easter Time
-			-6:00	Chile	EAS%sT
+			-6:00	Chile	EAS%sT	2015 Apr 26  3:00u
+			-5:00	-	EAST
 #
 # Salas y Gómez Island is uninhabited.
 # Other Chilean locations, including Juan Fernández Is, Desventuradas Is,
-- 
2.1.4


More information about the tz mailing list