Time in BRT and CHAST
The time difference between Brasília Time (BRT) and Chatham Standard Time (CHAST) is 15 hours 45 minutes. Chatham Standard Time is 15 hours 45 minutes ahead of Brasília Time.
This means 9am BRT is 12:45am CHAST (next day) and 5pm BRT is 8:45am CHAST (next day).
Brasília Time
- The current local time in BRT is 5:09 am (June 4, 2026)
- BRT time zone offset is UTC-03:00
Chatham Standard Time
- The current local time in CHAST is 2:54 pm (June 4, 2026)
- CHAST time zone offset is UTC+12:45
How to convert Brasília Time to Chatham Standard Time?
Add 15 hours 45 minutes to Brasília Time to get Chatham Standard Time.
Time in BRT
00:00
Time in CHAST
00:00
Use the slider above to convert Brasília 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
| BRT | CHAST |
|---|---|
| 12am | 3:45pm |
| 1am | 4:45pm |
| 2am | 5:45pm |
| 3am | 6:45pm |
| 4am | 7:45pm |
| 5am | 8:45pm |
| 6am | 9:45pm |
| 7am | 10:45pm |
| 8am | 11:45pm |
| 9am | 0:45am |
| 10am | 1:45am |
| 11am | 2:45am |
| 12pm | 3:45am |
| 1pm | 4:45am |
| 2pm | 5:45am |
| 3pm | 6:45am |
| 4pm | 7:45am |
| 5pm | 8:45am |
| 6pm | 9:45am |
| 7pm | 10:45am |
| 8pm | 11:45am |
| 9pm | 12:45pm |
| 10pm | 1:45pm |
| 11pm | 2:45pm |