Historically distinct IANA time zone
Asia/Kuching
MalaysiaSabah, Sarawak
Geographic context
Where this clock belongs
The map marks the IANA reference location and associated country, not a time-zone boundary.
GPS reference: 1.55° N, 110.33° E. Associated countries: MY.
The Wikipedia link provides additional context; it is not evidence for a historical claim. Transition data comes from the IANA source file.
Notes from the time database
The story behind the clock
These source notes describe a period or rule. They do not, by themselves, establish a causal claim for a particular clock change.
Brunei Malaysia (eastern)
Original IANA source file: asia.
A shared present
Same clock today, different past
These nearby zones follow the same current annual pattern, yet retain their own historical record.
Singapore · 721 km from the reference location · Same annual clock since 1983
Mongolia · 5166 km from the reference location · Same annual clock since 2017Civil-time record
Recorded changes over time
From 1926 to 1945 · 18 recorded transitions
Recurring daylight-saving changes are grouped separately when JavaScript is available.
Notable changes
One-off changes and transitions outside the recurring seasonal rhythm.
- +07:30 · +0730Standard time applies
- +08:00 · +08Standard time applies
- +08:20 · +0820Daylight saving time begins
- +08:00 · +08Standard time applies
- +08:20 · +0820Daylight saving time begins
- +08:00 · +08Standard time applies
Browse every recorded transition
| Local time after transition | Offset after | Abbreviation | Rule |
|---|---|---|---|
| 1926-03-01 00:08 | +07:30 | +0730 | Standard time |
| 1933-01-01 00:30 | +08:00 | +08 | Standard time |
| 1935-09-14 00:20 | +08:20 | +0820 | Daylight saving time |
| 1935-12-13 23:40 | +08:00 | +08 | Standard time |
| 1936-09-14 00:20 | +08:20 | +0820 | Daylight saving time |
| 1936-12-13 23:40 | +08:00 | +08 | Standard time |
| 1937-09-14 00:20 | +08:20 | +0820 | Daylight saving time |
| 1937-12-13 23:40 | +08:00 | +08 | Standard time |
| 1938-09-14 00:20 | +08:20 | +0820 | Daylight saving time |
| 1938-12-13 23:40 | +08:00 | +08 | Standard time |
| 1939-09-14 00:20 | +08:20 | +0820 | Daylight saving time |
| 1939-12-13 23:40 | +08:00 | +08 | Standard time |
| 1940-09-14 00:20 | +08:20 | +0820 | Daylight saving time |
| 1940-12-13 23:40 | +08:00 | +08 | Standard time |
| 1941-09-14 00:20 | +08:20 | +0820 | Daylight saving time |
| 1941-12-13 23:40 | +08:00 | +08 | Standard time |
| 1942-02-16 01:00 | +09:00 | +09 | Standard time |
| 1945-09-11 23:00 | +08:00 | +08 | Standard time |