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Convert Australian Eastern Time to Indian Ocean Time

AEST · UTC+10 → IOT · UTC+6

AEST is 4 hours ahead of IOT

Today Sydney is on AEDT (UTC+11) and Chagos on UTC+6 (UTC+6), so right now Sydney is 5 hours ahead of Chagos.

Sydney · AEDT

Wednesday, 7 October 2026

Chagos · UTC+6

Wednesday, 7 October 2026

When are both sides at work?

0003060912151821
SydneyAEDT · +11:00
0003060912151821
ChagosUTC+6 · +06:00
1922010407101316

Shared working hours: 14:00–18:00 in Sydney is 09:00–13:00 in Chagos.

Working (09–18) Awake, off the clock Asleep (23–07)

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22:23 Wed 7 Oct Sydney = 17:23 Wed 7 Oct Chagos

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Hour-by-hour conversion

Sydney (AEST)Chagos (IOT)
00:0019:00prev. day
01:0020:00prev. day
02:0021:00prev. day
03:0022:00prev. day
04:0023:00prev. day
05:0000:00
06:0001:00
07:0002:00
08:0003:00
09:0004:00
10:0005:00
11:0006:00
12:0007:00
13:0008:00
14:0009:00Both at work
15:0010:00Both at work
16:0011:00Both at work
17:0012:00Both at work
18:0013:00
19:0014:00
20:0015:00
21:0016:00
22:0017:00Now
23:0018:00

About this conversion

AEST here means Australian Eastern Time, represented by Sydney (Australia/Sydney), currently UTC+11. IOT means Indian Ocean Time, represented by Chagos (Indian/Chagos), currently UTC+6.

AEST is used by 2 zones, including Australia. If you meant a different one, 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 Sydney; day boundaries are marked where the date differs.

Quick answers

  • 09:00 AEST is 04:00 IOT
  • 12:00 AEST is 07:00 IOT
  • 15:00 AEST is 10:00 IOT
  • 18:00 AEST is 13:00 IOT

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