Time in CHOST and AST
The time difference between Choibalsan Summer Time (CHOST) and Atlantic Standard Time (AST) is 13 hours. Atlantic Standard Time is 13 hours behind Choibalsan Summer Time.
This means 9am CHOST is 8pm AST (previous day) and 5pm CHOST is 4am AST.
Choibalsan Summer Time
- The current local time in CHOST is 10:10 pm (July 18, 2026)
- CHOST time zone offset is UTC+09:00
Atlantic Standard Time
- The current local time in AST is 5:10 pm (July 18, 2026)
- AST time zone offset is UTC-04:00
How to convert Choibalsan Summer Time to Atlantic Standard Time?
Subtract 13 hours from Choibalsan Summer Time to get Atlantic Standard Time.
Time in CHOST
00:00
Time in AST
00:00
Use the slider above to convert Choibalsan Summer Time to Atlantic Standard 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
| CHOST | AST |
|---|---|
| 12am | 11am |
| 1am | 12pm |
| 2am | 1pm |
| 3am | 2pm |
| 4am | 3pm |
| 5am | 4pm |
| 6am | 5pm |
| 7am | 6pm |
| 8am | 7pm |
| 9am | 8pm |
| 10am | 9pm |
| 11am | 10pm |
| 12pm | 11pm |
| 1pm | 12am |
| 2pm | 1am |
| 3pm | 2am |
| 4pm | 3am |
| 5pm | 4am |
| 6pm | 5am |
| 7pm | 6am |
| 8pm | 7am |
| 9pm | 8am |
| 10pm | 9am |
| 11pm | 10am |