Time in CHADT and AST
The time difference between Chatham Daylight Time (CHADT) and Atlantic Standard Time (AST) is 17 hours 45 minutes. Atlantic Standard Time is 17 hours 45 minutes behind Chatham Daylight Time.
This means 9am CHADT is 3:15pm AST (previous day) and 5pm CHADT is 11:15pm AST (previous day).
Chatham Daylight Time
- The current local time in CHADT is 9:26 pm (September 2, 2026)
- CHADT time zone offset is UTC+13:45
Atlantic Standard Time
- The current local time in AST is 11:41 am (September 2, 2026)
- AST time zone offset is UTC-04:00
How to convert Chatham Daylight Time to Atlantic Standard Time?
Subtract 17 hours 45 minutes from Chatham Daylight Time to get Atlantic Standard Time.
Time in CHADT
00:00
Time in AST
00:00
Use the slider above to convert Chatham Daylight 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
| CHADT | AST |
|---|---|
| 12am | 6:15am |
| 1am | 7:15am |
| 2am | 8:15am |
| 3am | 9:15am |
| 4am | 10:15am |
| 5am | 11:15am |
| 6am | 12:15pm |
| 7am | 1:15pm |
| 8am | 2:15pm |
| 9am | 3:15pm |
| 10am | 4:15pm |
| 11am | 5:15pm |
| 12pm | 6:15pm |
| 1pm | 7:15pm |
| 2pm | 8:15pm |
| 3pm | 9:15pm |
| 4pm | 10:15pm |
| 5pm | 11:15pm |
| 6pm | 0:15am |
| 7pm | 1:15am |
| 8pm | 2:15am |
| 9pm | 3:15am |
| 10pm | 4:15am |
| 11pm | 5:15am |