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The Atlantic Time Zone is a geographical region that keeps standard time—called Atlantic Standard Time (AST)—by subtracting four hours from Coordinated Universal Time , resulting in UTC−04:00. AST is observed in parts of North America and some Caribbean islands.
The Yukon Time Zone (GMT−09:00) covered Yukon from 1900 until 1966. In 1983, the zone (then covering only a small portion of Alaska) was restructured to cover most of Alaska and renamed the Alaska Time Zone. In 1988, Newfoundland observed "double daylight saving time" from April 3 until October 30, meaning that the time was set ahead by 2 ...
Tz database#Names of time zones describes the rules for constructing time zone names for the database. Category:Tz database is a category that includes a pile of individual Wikipedia pages for individual zone names and redirects to locations. List of tz database time zones gives a list of zone names. Guy Harris 00:54, 7 October 2011 (UTC)
The standard was called Western Standard Time (西部標準時) with time offset of UTC+08:00, based on 120°E longitude. On 1 October 1937, the Western Standard Time zone was abolished and the Central Standard Time (中央標準時), with time offset of UTC+09:00, was enforced in the entire country of Japan including Taiwan.
This is a list representing time zones by country. Countries are ranked by total number of time zones on their territory. Time zones of a country include that of dependent territories (except Antarctic claims). France, including its overseas territories, has the most time zones with 12 (13 including its claim in Antarctica and all other counties ).
ISO 8601 is an international standard covering the worldwide exchange and communication of date and time-related data.It is maintained by the International Organization for Standardization (ISO) and was first published in 1988, with updates in 1991, 2000, 2004, and 2019, and an amendment in 2022. [1]
During the Western Australian trial of DST from 2006 to 2009, this area also sets its clocks ahead one hour during summer. This time zone is not officially recognised, but is marked by official road signs. It is tracked in the tz database, the record of time zones for computers, as "Australia/Eucla". [24]
Standard time was first adopted in Mexico in 1922, under a decree by President Álvaro Obregón establishing two time zones. One time zone based on 105°W (7 hours behind GMT) covered most of the country, from Baja California to Veracruz and Oaxaca. A second time zone based on 90°W (6 hours behind GMT) covered the southeastern part of the ...