Observatory log
Tokyo and Chepes, compared
- 01Difference now
Chepes is 12 hours behind Tokyo.
Tokyo: JST (UTC+9) · Chepes: UTC−3 (UTC−3)
- 02Through 2026–2027
The difference stays the same all year.
- 1 January 2026 – 31 December 2027−12 h
Difference of Chepes from Tokyo. It changes on the days either place changes its clocks (dates local to that place).
- 03Shared working hours
Their working days never overlap.
Counted as 09:00–17:00 local time on each place’s own working days, for the next seven days.
- 04Best time to meet
21:00–22:00 in Tokyo = 09:00–10:00 in Chepes
No shared office hours: this is early or late for one side (Mon–Fri).
Also possible: Tue–Fri: 09:00–10:00 in Tokyo = 21:00–22:00 in Chepes (yesterday) · 1 h.
- 05Weekend
Tokyo: Saturday and Sunday
Chepes: Saturday and Sunday
24 hours
A day in Tokyo, in Chepes
| Tokyo | Chepes | Working hours, evening, night or weekend in each place |
|---|---|---|
| 00:00 | 12:00Yesterday | |
| 01:00 | 13:00Yesterday | |
| 02:00 | 14:00Yesterday | |
| 03:00 | 15:00Yesterday | |
| 04:00 | 16:00Yesterday | |
| 05:00 | 17:00Yesterday | |
| 06:00 | 18:00Yesterday | |
| 07:00 | 19:00Yesterday | |
| 08:00 | 20:00Yesterday | |
| 09:00 | 21:00Yesterday | |
| 10:00 | 22:00Yesterday | |
| 11:00 | 23:00Yesterday | |
| 12:00 | 00:00 | |
| 13:00 | 01:00 | |
| 14:00 | 02:00 | |
| 15:00 | 03:00 | |
| 16:00 | 04:00 | |
| 17:00 | 05:00 | |
| 18:00 | 06:00 | |
| 19:00 | 07:00 | |
| 20:00 | 08:00 | |
| 21:00 | 09:00 | |
| 22:00 | 10:00 | |
| 23:00 | 11:00 |
Working hoursEarly or eveningNightWeekend
Plan a meeting: Tokyo and Chepes
More time differences with Tokyo
Questions
Asked about Tokyo and Chepes
What is the time difference between Tokyo and Chepes?
Chepes is 12 hours behind Tokyo. The difference stays the same all year.
What is the best time for a call between Tokyo and Chepes?
No shared office hours. The least awkward windows, early or late for one side: Mon–Fri: 21:00–22:00 in Tokyo = 09:00–10:00 in Chepes · 1 h; Tue–Fri: 09:00–10:00 in Tokyo = 21:00–22:00 in Chepes (yesterday) · 1 h.
When does the time difference between Tokyo and Chepes change?
It does not change in the next 12 months: Tokyo and Chepes either keep the same time all year or change their clocks on the same dates.