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Convert Chatham Time to Solomon Islands Time

CHAST · UTC+12:45 → SBT · UTC+11

CHAST is 1 hour 45 minutes ahead of SBT

Today Chatham is on CHADT (UTC+13:45) and Honiara on UTC+11 (UTC+11), so right now Chatham is 2 hours 45 minutes ahead of Honiara.

Chatham · CHADT

Thursday, 8 October 2026

Honiara · UTC+11

Wednesday, 7 October 2026

When are both sides at work?

0003060912151821
ChathamCHADT · +13:45
0003060912151821
HoniaraUTC+11 · +11:00
2100030609121518

Shared working hours: 12:00–18:00 in Chatham is 09:15–15:15 in Honiara.

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

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01:11 Thu 8 Oct Chatham = 22:26 Wed 7 Oct Honiara

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Hour-by-hour conversion

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

About this conversion

CHAST here means Chatham Time, represented by Chatham (Pacific/Chatham), currently UTC+13:45. SBT means Solomon Islands Time, represented by Honiara (Pacific/Guadalcanal), currently UTC+11.

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 Chatham; day boundaries are marked where the date differs.

Quick answers

  • 09:00 CHAST is 06:15 SBT
  • 12:00 CHAST is 09:15 SBT
  • 15:00 CHAST is 12:15 SBT
  • 18:00 CHAST is 15:15 SBT

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