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Convert Bangladesh Time to Chatham Time

BST · UTC+6 → CHAST · UTC+12:45

BST is 6 hours 45 minutes behind CHAST

Today Dhaka is on UTC+6 (UTC+6) and Chatham on CHADT (UTC+13:45), so right now Dhaka is 7 hours 45 minutes behind Chatham.

Dhaka · UTC+6

Wednesday, 7 October 2026

Chatham · CHADT

Thursday, 8 October 2026

When are both sides at work?

0003060912151821
DhakaUTC+6 · +06:00
0003060912151821
ChathamCHADT · +13:45
0710131619220104

Shared working hours: 09:00–10:30 in Dhaka is 16:45–18:15 in Chatham.

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

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17:25 Wed 7 Oct Dhaka = 01:10 Thu 8 Oct Chatham

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Hour-by-hour conversion

Dhaka (BST)Chatham (CHAST)
00:0007:45
01:0008:45
02:0009:45
03:0010:45
04:0011:45
05:0012:45
06:0013:45
07:0014:45
08:0015:45
09:0016:45Both at work
10:0017:45Both at work
11:0018:45
12:0019:45
13:0020:45
14:0021:45
15:0022:45
16:0023:45
17:0000:45next dayNow
18:0001:45next day
19:0002:45next day
20:0003:45next day
21:0004:45next day
22:0005:45next day
23:0006:45next day

About this conversion

BST here means Bangladesh Time, represented by Dhaka (Asia/Dhaka), currently UTC+6. CHAST means Chatham Time, represented by Chatham (Pacific/Chatham), currently UTC+13:45.

BST is used by 2 zones, including Bangladesh. If you meant a different one, see every meaning of BST.

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 Dhaka; day boundaries are marked where the date differs.

Quick answers

  • 09:00 BST is 16:45 CHAST
  • 12:00 BST is 19:45 CHAST
  • 15:00 BST is 22:45 CHAST
  • 18:00 BST is 01:45 CHAST

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