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Convert Acre Time to Chatham Time

ACT · UTC−5 → CHAST · UTC+12:45

ACT is 17 hours 45 minutes behind CHAST

Today Rio Branco is on UTC-5 (UTC−5) and Chatham on CHADT (UTC+13:45), so right now Rio Branco is 18 hours 45 minutes behind Chatham.

Rio Branco · UTC-5

Wednesday, 7 October 2026

Chatham · CHADT

Thursday, 8 October 2026

When are both sides at work?

0003060912151821
Rio BrancoUTC-5 · -05:00
0003060912151821
ChathamCHADT · +13:45
1821000306091215

Shared working hours: 14:30–18:00 in Rio Branco is 09:15–12:45 in Chatham.

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

Pick a time and share it

06:23 Wed 7 Oct Rio Branco = 01:08 Thu 8 Oct Chatham

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Hour-by-hour conversion

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

About this conversion

ACT here means Acre Time, represented by Rio Branco (America/Rio_Branco), currently UTC−5. CHAST means Chatham Time, represented by Chatham (Pacific/Chatham), currently UTC+13:45.

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 Rio Branco; day boundaries are marked where the date differs.

Quick answers

  • 09:00 ACT is 03:45 CHAST
  • 12:00 ACT is 06:45 CHAST
  • 15:00 ACT is 09:45 CHAST
  • 18:00 ACT is 12:45 CHAST

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