Largest Single Time Jumps
The largest single-instant clock shifts recorded in the IANA time zone database.
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| Zone | Instant | Difference | Shift | Effect |
|---|---|---|---|---|
| America/Adak | 1867-10-19T00:31:13Z | 24.0 hours (1440 min) | +12:13:22 → -11:46:38 | overlap |
| America/Anchorage | 1867-10-19T00:31:13Z | 24.0 hours (1440 min) | +14:00:24 → -09:59:36 | overlap |
| America/Atka | 1867-10-19T00:31:13Z | 24.0 hours (1440 min) | +12:13:22 → -11:46:38 | overlap |
| America/Juneau | 1867-10-19T00:31:13Z | 24.0 hours (1440 min) | +15:02:19 → -08:57:41 | overlap |
| America/Metlakatla | 1867-10-19T00:31:13Z | 24.0 hours (1440 min) | +15:13:42 → -08:46:18 | overlap |
| America/Nome | 1867-10-19T00:31:13Z | 24.0 hours (1440 min) | +12:58:22 → -11:01:38 | overlap |
| America/Sitka | 1867-10-19T00:31:13Z | 24.0 hours (1440 min) | +14:58:47 → -09:01:13 | overlap |
| America/Yakutat | 1867-10-19T00:31:13Z | 24.0 hours (1440 min) | +14:41:05 → -09:18:55 | overlap |
| Asia/Manila | 1844-12-31T15:56:08Z | 24.0 hours (1440 min) | -15:56:08 → +08:03:52 | gap |
| Kwajalein | 1993-08-21T12:00:00Z | 24.0 hours (1440 min) | -12:00 → +12:00 | gap |
| Pacific/Apia | 1892-07-04T11:26:56Z | 24.0 hours (1440 min) | +12:33:04 → -11:26:56 | overlap |
| Pacific/Apia | 2011-12-30T10:00:00Z | 24.0 hours (1440 min) | -10:00 → +14:00 | gap |
| Pacific/Chuuk | 1844-12-31T13:52:52Z | 24.0 hours (1440 min) | -13:52:52 → +10:07:08 | gap |
| Pacific/Enderbury | 1994-12-31T11:00:00Z | 24.0 hours (1440 min) | -11:00 → +13:00 | gap |
| Pacific/Fakaofo | 2011-12-30T11:00:00Z | 24.0 hours (1440 min) | -11:00 → +13:00 | gap |
| Pacific/Guam | 1844-12-31T14:21:00Z | 24.0 hours (1440 min) | -14:21 → +09:39 | gap |
| Pacific/Kanton | 1994-12-31T11:00:00Z | 24.0 hours (1440 min) | -11:00 → +13:00 | gap |
| Pacific/Kiritimati | 1994-12-31T10:00:00Z | 24.0 hours (1440 min) | -10:00 → +14:00 | gap |
| Pacific/Kosrae | 1844-12-31T13:08:04Z | 24.0 hours (1440 min) | -13:08:04 → +10:51:56 | gap |
| Pacific/Kwajalein | 1993-08-21T12:00:00Z | 24.0 hours (1440 min) | -12:00 → +12:00 | gap |
| Pacific/Pago_Pago | 1892-07-04T11:22:48Z | 24.0 hours (1440 min) | +12:37:12 → -11:22:48 | overlap |
| Pacific/Palau | 1844-12-31T15:02:04Z | 24.0 hours (1440 min) | -15:02:04 → +08:57:56 | gap |
| Pacific/Pohnpei | 1844-12-31T13:27:08Z | 24.0 hours (1440 min) | -13:27:08 → +10:32:52 | gap |
| Pacific/Rarotonga | 1899-12-25T10:39:04Z | 24.0 hours (1440 min) | +13:20:56 → -10:39:04 | overlap |
| Pacific/Saipan | 1844-12-31T14:17:00Z | 24.0 hours (1440 min) | -14:17 → +09:43 | gap |
| Pacific/Samoa | 1892-07-04T11:22:48Z | 24.0 hours (1440 min) | +12:37:12 → -11:22:48 | overlap |
| US/Alaska | 1867-10-19T00:31:13Z | 24.0 hours (1440 min) | +14:00:24 → -09:59:36 | overlap |
| US/Aleutian | 1867-10-19T00:31:13Z | 24.0 hours (1440 min) | +12:13:22 → -11:46:38 | overlap |
| US/Samoa | 1892-07-04T11:22:48Z | 24.0 hours (1440 min) | +12:37:12 → -11:22:48 | overlap |
| Kwajalein | 1969-09-30T13:00:00Z | 23.0 hours (1380 min) | +11:00 → -12:00 | overlap |
| Pacific/Kwajalein | 1969-09-30T13:00:00Z | 23.0 hours (1380 min) | +11:00 → -12:00 | overlap |
| Antarctica/McMurdo | 1956-01-01T00:00:00Z | 12.0 hours (720 min) | +00:00 → +12:00 | gap |
| Pacific/Enderbury | 1937-08-31T00:00:00Z | 12.0 hours (720 min) | +00:00 → -12:00 | overlap |
| Pacific/Kanton | 1937-08-31T00:00:00Z | 12.0 hours (720 min) | +00:00 → -12:00 | overlap |
| Antarctica/DumontDUrville | 1947-01-01T00:00:00Z | 10.0 hours (600 min) | +00:00 → +10:00 | gap |
| Antarctica/DumontDUrville | 1952-01-13T14:00:00Z | 10.0 hours (600 min) | +10:00 → +00:00 | overlap |
| Antarctica/DumontDUrville | 1956-11-01T00:00:00Z | 10.0 hours (600 min) | +00:00 → +10:00 | gap |
| Antarctica/Macquarie | 1899-11-01T00:00:00Z | 10.0 hours (600 min) | +00:00 → +10:00 | gap |
| Antarctica/Macquarie | 1919-03-31T14:00:00Z | 10.0 hours (600 min) | +10:00 → +00:00 | overlap |
| Antarctica/Macquarie | 1948-03-25T00:00:00Z | 10.0 hours (600 min) | +00:00 → +10:00 | gap |
| America/Inuvik | 1953-01-01T00:00:00Z | 8.0 hours (480 min) | +00:00 → -08:00 | overlap |
| Antarctica/Casey | 1969-01-01T00:00:00Z | 8.0 hours (480 min) | +00:00 → +08:00 | gap |
| America/Cambridge_Bay | 1920-01-01T00:00:00Z | 7.0 hours (420 min) | +00:00 → -07:00 | overlap |
| Antarctica/Davis | 1957-01-13T00:00:00Z | 7.0 hours (420 min) | +00:00 → +07:00 | gap |
| Antarctica/Davis | 1964-10-31T17:00:00Z | 7.0 hours (420 min) | +07:00 → +00:00 | overlap |
| Antarctica/Davis | 1969-02-01T00:00:00Z | 7.0 hours (420 min) | +00:00 → +07:00 | gap |
| Antarctica/Vostok | 1957-12-16T00:00:00Z | 7.0 hours (420 min) | +00:00 → +07:00 | gap |
| Antarctica/Vostok | 1994-01-31T17:00:00Z | 7.0 hours (420 min) | +07:00 → +00:00 | overlap |
| Antarctica/Vostok | 1994-11-01T00:00:00Z | 7.0 hours (420 min) | +00:00 → +07:00 | gap |
| America/Rankin_Inlet | 1957-01-01T00:00:00Z | 6.0 hours (360 min) | +00:00 → -06:00 | overlap |