Convert Australian Central Time to Australian Eastern Time
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ACST · UTC+9:30 → AEST · UTC+10
ACST is 30 minutes behind AEST
Adelaide · ACDT
Wednesday, 7 October 2026
Sydney · AEDT
Wednesday, 7 October 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.
Shared working hours: 09:00–17:30 in Adelaide is 09:30–18:00 in Sydney.
Working (09–18) Awake, off the clock Asleep (23–07)
Pick a time and share it
21:53 Wed 7 Oct Adelaide = 22:23 Wed 7 Oct Sydney
Hour-by-hour conversion
| Adelaide (ACST)Every 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 (AEST) | |
|---|---|---|
| 00:00 | 00:30 | |
| 01:00 | 01:30 | |
| 02:00 | 02:30 | |
| 03:00 | 03:30 | |
| 04:00 | 04:30 | |
| 05:00 | 05:30 | |
| 06:00 | 06:30 | |
| 07:00 | 07:30 | |
| 08:00 | 08:30 | |
| 09:00 | 09:30 | Both at work |
| 10:00 | 10:30 | Both at work |
| 11:00 | 11:30 | Both at work |
| 12:00 | 12:30 | Both at work |
| 13:00 | 13:30 | Both at work |
| 14:00 | 14:30 | Both at work |
| 15:00 | 15:30 | Both at work |
| 16:00 | 16:30 | Both at work |
| 17:00 | 17:30 | Both at work |
| 18:00 | 18:30 | |
| 19:00 | 19:30 | |
| 20:00 | 20:30 | |
| 21:00 | 21:30 | Now |
| 22:00 | 22:30 | |
| 23:00 | 23:30 |
About this conversion
ACST here means Australian Central Time, represented by Adelaide (Australia/Adelaide), currently UTC+10:30. AEST means Australian Eastern Time, represented by Sydney (Australia/Sydney), currently UTC+11.
ACST is used by 2 zones, including Australia. If you meant a different one, see every meaning of ACST.
AEST is used by 2 zones, including Australia. See every meaning of AEST.
Working hours are shown as 09:00–18:00 local, and sleeping hours as 23:00–07:00. The hour table is anchored on the current day in Adelaide; day boundaries are marked where the date differs.
Quick answers
- 09:00 ACST is 09:30 AEST
- 12:00 ACST is 12:30 AEST
- 15:00 ACST is 15:30 AEST
- 18:00 ACST is 18:30 AEST
Related conversions
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- Acre Time to Australian Eastern TimeACT → AEST
- Australian Eastern Time to Afghanistan TimeAEST → AFT
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- Australian Central Time to India TimeACST → IST
- Australian Eastern Time to India TimeAEST → IST
- Time in Adelaidenow, DST, offset
- Time in Sydneynow, DST, offset