Time in ULAST and ROTT
The time difference between Ulaanbaatar Summer Time (ULAST) and Rothera Research Station Time (ROTT) is 12 hours. Rothera Research Station Time is 12 hours behind Ulaanbaatar Summer Time.
This means 9am ULAST is 9pm ROTT (previous day) and 5pm ULAST is 5am ROTT.
Ulaanbaatar Summer Time
- The current local time in ULAST is 9:40 pm (July 18, 2026)
- ULAST time zone offset is UTC+09:00
Rothera Research Station Time
- The current local time in ROTT is 3:40 pm (July 18, 2026)
- ROTT time zone offset is UTC-03:00
How to convert Ulaanbaatar Summer Time to Rothera Research Station Time?
Subtract 12 hours from Ulaanbaatar Summer Time to get Rothera Research Station Time.
Time in ULAST
00:00
Time in ROTT
00:00
Use the slider above to convert Ulaanbaatar Summer Time to Rothera Research Station Time and view the day and night map at different times.
Day–night colors on the map:
Day
Civil twilight
Nautical twilight
Astronomical twilight
NightTime Conversion Chart
| ULAST | ROTT |
|---|---|
| 12am | 12pm |
| 1am | 1pm |
| 2am | 2pm |
| 3am | 3pm |
| 4am | 4pm |
| 5am | 5pm |
| 6am | 6pm |
| 7am | 7pm |
| 8am | 8pm |
| 9am | 9pm |
| 10am | 10pm |
| 11am | 11pm |
| 12pm | 12am |
| 1pm | 1am |
| 2pm | 2am |
| 3pm | 3am |
| 4pm | 4am |
| 5pm | 5am |
| 6pm | 6am |
| 7pm | 7am |
| 8pm | 8am |
| 9pm | 9am |
| 10pm | 10am |
| 11pm | 11am |