Time in MART and CHOST
The time difference between Marquesas Islands Time (MART) and Choibalsan Summer Time (CHOST) is 18 hours 30 minutes. Choibalsan Summer Time is 18 hours 30 minutes ahead of Marquesas Islands Time.
This means 9am MART is 3:30am CHOST (next day) and 5pm MART is 11:30am CHOST (next day).
Marquesas Islands Time
- The current local time in MART is 10:09 pm (July 18, 2026)
- MART time zone offset is UTC-09:30
Choibalsan Summer Time
- The current local time in CHOST is 9:39 pm (July 18, 2026)
- CHOST time zone offset is UTC+09:00
How to convert Marquesas Islands Time to Choibalsan Summer Time?
Add 18 hours 30 minutes to Marquesas Islands Time to get Choibalsan Summer Time.
Time in MART
00:00
Time in CHOST
00:00
Use the slider above to convert Marquesas Islands Time to Choibalsan Summer 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
| MART | CHOST |
|---|---|
| 12am | 6:30pm |
| 1am | 7:30pm |
| 2am | 8:30pm |
| 3am | 9:30pm |
| 4am | 10:30pm |
| 5am | 11:30pm |
| 6am | 0:30am |
| 7am | 1:30am |
| 8am | 2:30am |
| 9am | 3:30am |
| 10am | 4:30am |
| 11am | 5:30am |
| 12pm | 6:30am |
| 1pm | 7:30am |
| 2pm | 8:30am |
| 3pm | 9:30am |
| 4pm | 10:30am |
| 5pm | 11:30am |
| 6pm | 12:30pm |
| 7pm | 1:30pm |
| 8pm | 2:30pm |
| 9pm | 3:30pm |
| 10pm | 4:30pm |
| 11pm | 5:30pm |