IANA time zone database: Difference between revisions

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== Bugs ==
== Bugs ==
Some fixes can be found at [[ANNA time zone database]].
[[IANA time zone database - bugs]]
{| class="wikitable sortable"
! Country
! Description
! width=64 | Open since at least
! Why not fixed?
|-
| [[Australia]]
| EST and CST are used as acronyms for AEST/AEDT and CEST/CEDT, i.e. during DST one cannot tell from the acronym what zone is meant.
| 2006-06-02 04:08:36 [http://article.gmane.org/gmane.comp.time.tz/1042/match=est]
| under consideration
|-
| [[Indonesia]]
| WIT means Western Indonesian Time, but in local Indonesian language, WIT stands for Waktu Indonesia Timur (Eastern Indonesian Time), change requests - without mentioning the ambiguity - go back to 2003 [http://article.gmane.org/gmane.linux.debian.devel.glibc/12741/match=wita+wib+wit]
| 2013-02-13 14:17:58 [http://article.gmane.org/gmane.comp.time.tz/5839]
|
|-
| [[Norway]]
| No IANA zone defined for Bouvet Island while Norwegian law sets a standard time http://article.gmane.org/gmane.comp.time.tz/5218/
| 2012-05-29 18:32:23 [http://article.gmane.org/gmane.comp.time.tz/5218/]
| TZ coordinator (Paul Eggert) does not want to fix
|-
| [[Russia]]
|
*Zones in Siberia are wrong
* patch provided 2012-05-02 22:18:43 by Arthur David Olson [http://article.gmane.org/gmane.comp.time.tz/4905/match=barnaul+tomsk]
| 2011-09-17 16:12:16 [http://article.gmane.org/gmane.comp.time.tz/4872/match=siberia]
| 2013-04-18 under consideration
|-
| Australia
| tzid Antarctica/Macquarie is listed for Antarctica, but it is not near the landmass, and not even in the oceanic region included in the Antarctic Treaty. Suggested fix: Pacific/Macquarie. Bug introduced ca 2010 [https://github.com/eggert/tz/commit/13f3a82a08f860d9beac390426e582e5f89c6f6c#zone.tab]
| 2013-04
|
|-
| French Southern and Antarctic Land
| Zone missing:
*http://mm.icann.org/pipermail/tz/2012-May/017804.html
| 2012-05-12 [http://mm.icann.org/pipermail/tz/2012-May/017804.html]
|
|}


==Zone renaming==
==Zone renaming==

Revision as of 2013-09-19T11:51:11

Abbreviations


Components that specify a location

  • Sometimes the ISO 3166-1 alpha-2 country code (cc) is used, then the format often is ccT.
  • Two letters for locality - xxT
    • Brazil - Fernando Noronha: FNT
  • Two letter for locality - xxST
    • Lord Howe : LHST
  • Two letters for locality - xx%sT
    • Several zone in Brazil that use Brasilia BRT (BR is also the country code)

Other: 

Kampala:
3:00	-	EAT	1930
2:30	-	BEAT	1948
2:45	-	BEAUT	1957
Aruba (in ISO 3166-1 AW)
-4:00	-	AST
GBGT	1966 May 26 # Br Guiana Time
NEGT	1975 Nov 20 # Dutch Guiana Time

Components that do not specify a location

position from right Letter Meaning Save Occurrence
1 T Time N/A always
2 D Daylight (Saving) 1:00 several
2 S Standard N/A several
2 S Summer 1:00 europe file: e.g. BST British Summer Time, CEST Central European Summer Time
2 W War 1:00 northamerica file: US and Mexico
2 P Peace 1:00 northamerica file: US
2 M Mean N/A
  • africa file: LMT # Lisbon Mean Time, FMT # Freetown Mean Time, PMT # Paris Mean Time
  • europe file: MMT # Moscow Mean Time
  • southamerica file: CMT # Cordoba Mean Time, CMT # Calamarca MT(!), QMT # Quito Mean Time, BMT # Bogota Mean Time, SMT # Stanley Mean Time, SMT # Santiago Mean Time, MMT # Montevideo MT(!), PMT # Paramaribo Mean Time, CMT # Caracas Mean Time
2 M Midsummer 2:00 europe file: Moscow - M # Midsummer, also for Spain, France, Germany/SovietZone
32 LM Local Mean N/A several
32 DS Double Summer 2:00 europe file: MDST # Moscow Double Summer Time, BDST - British Double Summer Time
32 DD Double Daylight (Saving) 2:00 northamerica file: StJohns 1988)
32 HS Half Summer 0:30
  • australasia file: Pacific/Rarotonga CK%sT and "HS"
  • southamerica file: Uruguay
32 HS Half Summer 0:20
  • africa file: Rule Ghana 1936-1942
32 HD Half Daylight (Saving) 0:30
  • northamerica file: Rule Belize 1918-1942
  • northamerica file: Rule DR 1969-1973

Bugs

IANA time zone database - bugs

Zone renaming

Removal

Localization

CLDR

http://unicode.org/repos/cldr/trunk/common/supplemental/metaZones.xml

  • territory 001 - might refer to the UN M.49 code for "World".

Zone changes

2013-08-11 

-AQ     -7750+16636     Antarctica/McMurdo      McMurdo Station, Ross Island
-AQ     -9000+00000     Antarctica/South_Pole   Amundsen-Scott Station, South Pole
+AQ     -7750+16636     Pacific/Auckland        McMurdo, South Pole, Scott (New Zealand time)

So Pacific/Auckland now has two pairs of coordinates, the new AQ-one and the old NZ-one. 

NZ	-3652+17446	Pacific/Auckland	most locations
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