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Convert French Guiana Time to Vostok Time

GFT · UTC−3 → VOST · UTC+5

GFT is 8 hours behind VOST

Cayenne · UTC-3

Tuesday, 8 September 2026

Mawson · UTC+5

Tuesday, 8 September 2026

When are both sides at work?

0003060912151821
CayenneUTC-3 · -03:00
0003060912151821
MawsonUTC+5 · +05:00
0811141720230205

Shared working hours: 09:00–10:00 in Cayenne is 17:00–18:00 in Mawson.

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

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04:05 Tue 8 Sep Cayenne = 12:05 Tue 8 Sep Mawson

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Hour-by-hour conversion

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

About this conversion

GFT here means French Guiana Time, represented by Cayenne (America/Cayenne), currently UTC−3. 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 Cayenne; day boundaries are marked where the date differs.

Quick answers

  • 09:00 GFT is 17:00 VOST
  • 12:00 GFT is 20:00 VOST
  • 15:00 GFT is 23:00 VOST
  • 18:00 GFT is 02:00 VOST

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