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Convert Acre Time to Vostok Time

ACT · UTC−5 → VOST · UTC+5

ACT is 10 hours behind VOST

Rio Branco · UTC-5

Wednesday, 7 October 2026

Mawson · UTC+5

Wednesday, 7 October 2026

When are both sides at work?

0003060912151821
Rio BrancoUTC-5 · -05:00
0003060912151821
MawsonUTC+5 · +05:00
1013161922010407

No overlap in standard working hours. Closest workable window: 09:00–13:00 in Rio Branco, which is 19:00–23:00 in Mawson.

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

Pick a time and share it

06:23 Wed 7 Oct Rio Branco = 16:23 Wed 7 Oct Mawson

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Hour-by-hour conversion

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

About this conversion

ACT here means Acre Time, represented by Rio Branco (America/Rio_Branco), currently UTC−5. VOST means Vostok Time, represented by Mawson (Antarctica/Vostok), currently UTC+5.

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 19:00 VOST
  • 12:00 ACT is 22:00 VOST
  • 15:00 ACT is 01:00 VOST
  • 18:00 ACT is 04:00 VOST

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