S Africa - year-round bases Marion Island, -4653+03752 SANAE IV, Vesleskarvet, Queen Maud Land, -714022-0025026, since 1997 Ukraine - year-round base Vernadsky (formerly Faraday), Galindez Island, -651445-0641526, since 1954 United Kingdom British Antarctic Territories (BAT) claims South Orkney Islands scientific station from 1903 whaling station at Signy I 1920/1926 South Shetland Islands year-round bases Bird Island, South Georgia, -5400-03803, since 1983 Deception Island, -6259-06034, whaling station 1912/1931, scientific station 1943/1967, previously sealers and a scientific expedition wintered by accident, and a garrison was deployed briefly Halley, Coates Land, -7535-02604, since 1956-01-06 Halley is on a moving ice shelf and is periodically relocated so that it is never more than 10km from its nominal location. Rothera, Adelaide Island, -6734-6808, since 1976-12-01 From Paul Eggert (2002-10-22) <http://webexhibits.org/daylightsaving/g.html> says Rothera is -03 all year. Zone NAME STDOFF RULES FORMAT [UNTIL]
Antarctica/Rothera
Time zone identifier: Antarctica/Rothera
Current civil offset: -03:00 (-03)
Current DST state: Observing Standard Time
First standard time adoption: Adopted on 1976-12-01
Total recorded transitions: 1 transitions across 2 distinct offsets
Associated countries: AQ
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Historical Offset Step Chart (1880 to Present)
Text summary: Antarctica/Rothera shifted between 2 distinct offsets from 1976-12-01 through the modern era.
Complete Transition History (1 Transitions)
| UTC Instant | Local Wall Time | Shift | Abbreviation | DST | Effect |
|---|---|---|---|---|---|
1976-12-01T00:00:00Z | 1976-11-30 21:00:00 | +00:00 → -03:00 | -03 | No | overlap |
Notes from the Maintainers
Years on Record
Methodology Note: The 1970 Rule
tzdb guarantees accuracy for timestamps from 1970 onwards. Transitions prior to 1970 represent best-effort historical reconstructions.
antarctica(Lines 297 to 327)