Historically distinct IANA time zone
America/Atikokan
- Countries
- Canada
- GPS reference
- 48.76° N, 91.62° W
- Data source
- IANA backzone
- Aliases
- None
- Rule groups
- Canada
CanadaEST - ON (Atikokan), NU (Coral H)
Geographic context
Where this clock belongs
The map marks the IANA reference location and associated country, not a time-zone boundary.
GPS reference: 48.76° N, 91.62° W. Associated countries: CA.
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.
War
Peace
Original IANA source file: northamerica.
A shared present
Same clock today, different past
These nearby zones follow the same current annual pattern, yet retain their own historical record.
Mexico · 3107 km from the reference location · Same annual clock since 2016
Jamaica · 3675 km from the reference location · Same annual clock since 1984Civil-time record
Recorded changes over time
From 1889 to 1908 · 2 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.
- -05:19 · CMTStandard time applies
- -05:00 · ESTStandard time applies
Browse every recorded transition
| Local time after transition | Offset after | Abbreviation | Rule |
|---|---|---|---|
| 1889-12-31 23:58 | -05:19 | CMT | Standard time |
| 1908-04-22 00:19 | -05:00 | EST | Standard time |