Aruba
America/Aruba
Time zone identifier: America/Aruba
Current civil offset: -04:00 (AST)
Current DST state: Observing Standard Time
First standard time adoption: Adopted on 1912-02-12
Local Mean Time (LMT): -04:40:24 based on geographic meridian
Total recorded transitions: 2 transitions across 3 distinct offsets
Associated countries: AW
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Historical Offset Step Chart (1880 to Present)
Text summary: America/Aruba shifted between 3 distinct offsets from 1912-02-12 through the modern era.
Complete Transition History (2 Transitions)
| UTC Instant | Local Wall Time | Shift | Abbreviation | DST | Effect |
|---|---|---|---|---|---|
1912-02-12T04:40:24Z | 1912-02-12 00:10:24 | -04:40:24 → -04:30 | -0430 | No | gap |
1965-01-01T04:30:00Z | 1965-01-01 00:30:00 | -04:30 → -04:00 | AST | No | gap |
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.
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