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Convert Casey Time to Chamorro Time

CAST · UTC+8 → ChST · UTC+10

CAST is 2 hours behind ChST

Casey · AWST

Wednesday, 7 October 2026

Dededo Village · UTC+10

Wednesday, 7 October 2026

When are both sides at work?

0003060912151821
CaseyAWST · +08:00
0003060912151821
Dededo VillageUTC+10 · +10:00
0205081114172023

Shared working hours: 09:00–16:00 in Casey is 11:00–18:00 in Dededo Village.

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

Pick a time and share it

19:26 Wed 7 Oct Casey = 21:26 Wed 7 Oct Dededo Village

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Hour-by-hour conversion

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

About this conversion

CAST here means Casey Time, represented by Casey (Antarctica/Casey), currently UTC+8. ChST means Chamorro Time, represented by Dededo Village (Pacific/Guam), currently UTC+10.

ChST is used by 2 zones, including Guam. See every meaning of ChST.

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 Casey; day boundaries are marked where the date differs.

Quick answers

  • 09:00 CAST is 11:00 ChST
  • 12:00 CAST is 14:00 ChST
  • 15:00 CAST is 17:00 ChST
  • 18:00 CAST is 20:00 ChST

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