Australia/Brisbane
Time zone identifier: Australia/Brisbane
Current civil offset: +10:00 (AEST)
Current DST state: Observing Standard Time
First standard time adoption: Adopted on 1894-12-31
Local Mean Time (LMT): +10:12:08 based on geographic meridian
Total recorded transitions: 17 transitions across 3 distinct offsets
Associated countries: AU
Aliases (Link targets): Australia/Queensland
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Historical Offset Step Chart (1880 to Present)
Text summary: Australia/Brisbane shifted between 3 distinct offsets from 1894-12-31 through the modern era.
Complete Transition History (17 Transitions)
| UTC Instant | Local Wall Time | Shift | Abbreviation | DST | Effect |
|---|---|---|---|---|---|
1894-12-31T13:47:52Z | 1894-12-31 23:47:52 | +10:12:08 → +10:00 | AEST | No | overlap |
1916-12-31T16:00:00Z | 1917-01-01 03:00:00 | +10:00 → +11:00 | AEDT | Yes | gap |
1917-03-24T16:00:00Z | 1917-03-25 02:00:00 | +11:00 → +10:00 | AEST | No | overlap |
1941-12-31T16:00:00Z | 1942-01-01 03:00:00 | +10:00 → +11:00 | AEDT | Yes | gap |
1942-03-28T16:00:00Z | 1942-03-29 02:00:00 | +11:00 → +10:00 | AEST | No | overlap |
1942-09-26T16:00:00Z | 1942-09-27 03:00:00 | +10:00 → +11:00 | AEDT | Yes | gap |
1943-03-27T16:00:00Z | 1943-03-28 02:00:00 | +11:00 → +10:00 | AEST | No | overlap |
1943-10-02T16:00:00Z | 1943-10-03 03:00:00 | +10:00 → +11:00 | AEDT | Yes | gap |
1944-03-25T16:00:00Z | 1944-03-26 02:00:00 | +11:00 → +10:00 | AEST | No | overlap |
1971-10-30T16:00:00Z | 1971-10-31 03:00:00 | +10:00 → +11:00 | AEDT | Yes | gap |
1972-02-26T16:00:00Z | 1972-02-27 02:00:00 | +11:00 → +10:00 | AEST | No | overlap |
1989-10-28T16:00:00Z | 1989-10-29 03:00:00 | +10:00 → +11:00 | AEDT | Yes | gap |
1990-03-03T16:00:00Z | 1990-03-04 02:00:00 | +11:00 → +10:00 | AEST | No | overlap |
1990-10-27T16:00:00Z | 1990-10-28 03:00:00 | +10:00 → +11:00 | AEDT | Yes | gap |
1991-03-02T16:00:00Z | 1991-03-03 02:00:00 | +11:00 → +10:00 | AEST | No | overlap |
1991-10-26T16:00:00Z | 1991-10-27 03:00:00 | +10:00 → +11:00 | AEDT | Yes | gap |
1992-02-29T16:00:00Z | 1992-03-01 02:00:00 | +11:00 → +10:00 | AEST | No | overlap |
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.