Time in IRST and CHAST
The time difference between Iran Standard Time (IRST) and Chatham Standard Time (CHAST) is 9 hours 15 minutes. Chatham Standard Time is 9 hours 15 minutes ahead of Iran Standard Time.
Iran Standard Time
- The current local time in IRST is 2:04 pm (May 9, 2024)
- IRST time zone offset is UTC+03:30
Chatham Standard Time
- The current local time in CHAST is 11:19 pm (May 9, 2024)
- CHAST time zone offset is UTC+12:45
How to convert Iran Standard Time to Chatham Standard Time?
Add 9 hours 15 minutes to Iran Standard Time to get Chatham Standard Time.
Time in IRST
00:00
Time in CHAST
00:00
Use the slider above to convert Iran Standard Time to Chatham 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
| IRST | CHAST |
|---|---|
| 12am | 9:15am |
| 1am | 10:15am |
| 2am | 11:15am |
| 3am | 12:15pm |
| 4am | 1:15pm |
| 5am | 2:15pm |
| 6am | 3:15pm |
| 7am | 4:15pm |
| 8am | 5:15pm |
| 9am | 6:15pm |
| 10am | 7:15pm |
| 11am | 8:15pm |
| 12pm | 9:15pm |
| 1pm | 10:15pm |
| 2pm | 11:15pm |
| 3pm | 0:15am |
| 4pm | 1:15am |
| 5pm | 2:15am |
| 6pm | 3:15am |
| 7pm | 4:15am |
| 8pm | 5:15am |
| 9pm | 6:15am |
| 10pm | 7:15am |
| 11pm | 8:15am |