Adak to Sydney time
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HAST · UTC−10 → AEDT · UTC+11
Adak is 21 hours behind Sydney
Adak · HAST
Thursday, 5 November 2026
Sydney · AEDT
Friday, 6 November 2026
When are both sides at work?Each column is one hour of the day in the first city; the second row shows the same moment in the other city. Gold means office hours (09:00–18:00), dusk means awake but off work, night means asleep (23:00–07:00). Columns where both rows are gold are good meeting times.
0003060912151821
AdakHAST · -10:00
0003060912151821
SydneyAEDT · +11:00
2100030609121518
Shared working hours: 12:00–18:00 in Adak is 09:00–15:00 in Sydney.
Working (09–18) Awake, off the clock Asleep (23–07)
Pick a time and share it
10:55 Thu 5 Nov Adak = 07:55 Fri 6 Nov Sydney
Hour-by-hour conversion
| AdakEvery hour of today in the first city, with the matching time in the second. “Next day” means the calendar date is already tomorrow there. The highlighted row is right now. | Sydney | |
|---|---|---|
| 00:00 | 21:00 | |
| 01:00 | 22:00 | |
| 02:00 | 23:00 | |
| 03:00 | 00:00next day | |
| 04:00 | 01:00next day | |
| 05:00 | 02:00next day | |
| 06:00 | 03:00next day | |
| 07:00 | 04:00next day | |
| 08:00 | 05:00next day | |
| 09:00 | 06:00next day | |
| 10:00 | 07:00next day | Now |
| 11:00 | 08:00next day | |
| 12:00 | 09:00next day | Both at work |
| 13:00 | 10:00next day | Both at work |
| 14:00 | 11:00next day | Both at work |
| 15:00 | 12:00next day | Both at work |
| 16:00 | 13:00next day | Both at work |
| 17:00 | 14:00next day | Both at work |
| 18:00 | 15:00next day | |
| 19:00 | 16:00next day | |
| 20:00 | 17:00next day | |
| 21:00 | 18:00next day | |
| 22:00 | 19:00next day | |
| 23:00 | 20:00next day |
Planning between Adak and Sydney
Adak (America/Adak) is UTC−10 and Sydney (Australia/Sydney) is UTC+11 right now. Working hours are shown as 09:00–18:00 local, sleeping hours as 23:00–07:00.
- 09:00 in Adak is 06:00 in Sydney
- 12:00 in Adak is 09:00 in Sydney
- 15:00 in Adak is 12:00 in Sydney
- 18:00 in Adak is 15:00 in Sydney
Reverse: Sydney to Adak. Or open both in the meeting planner with more cities.