When it is 12:00 PM in CHAST, it is 12:15 AM in BST.
📞There is no overlap during standard 9-to-5 business hours, so a call may need to be early or late in the day for one side.
CHAST is 11 hours 45 minutes ahead of BST.
🕐 Subtract 11 hours 45 minutes from CHAST time to get BST time.
CHAST uses 12 hours 45 minutes ahead of Universal Time (UTC+1) and BST uses 1 hour ahead of Universal Time (UTC+1).
| CHAST Time | BST Time | |
|---|---|---|
| 12 AM CHAST Time | ↔ | 12 PM BST Time |
| 1 AM CHAST Time | ↔ | 1 PM BST Time |
| 2 AM CHAST Time | ↔ | 2 PM BST Time |
| 3 AM CHAST Time | ↔ | 3 PM BST Time |
| 4 AM CHAST Time | ↔ | 4 PM BST Time |
| 5 AM CHAST Time | ↔ | 5 PM BST Time |
| 6 AM CHAST Time | ↔ | 6 PM BST Time |
| 7 AM CHAST Time | ↔ | 7 PM BST Time |
| 8 AM CHAST Time | ↔ | 8 PM BST Time |
| 9 AM CHAST Time | ↔ | 9 PM BST Time |
| 10 AM CHAST Time | ↔ | 10 PM BST Time |
| 11 AM CHAST Time | ↔ | 11 PM BST Time |
| CHAST Time | BST Time | |
|---|---|---|
| 12 PM CHAST Time | ↔ | 12 AM BST Time |
| 1 PM CHAST Time | ↔ | 1 AM BST Time |
| 2 PM CHAST Time | ↔ | 2 AM BST Time |
| 3 PM CHAST Time | ↔ | 3 AM BST Time |
| 4 PM CHAST Time | ↔ | 4 AM BST Time |
| 5 PM CHAST Time | ↔ | 5 AM BST Time |
| 6 PM CHAST Time | ↔ | 6 AM BST Time |
| 7 PM CHAST Time | ↔ | 7 AM BST Time |
| 8 PM CHAST Time | ↔ | 8 AM BST Time |
| 9 PM CHAST Time | ↔ | 9 AM BST Time |
| 10 PM CHAST Time | ↔ | 10 AM BST Time |
| 11 PM CHAST Time | ↔ | 11 AM BST Time |
CHAST is 11 hours 45 minutes ahead of BST.
CHAST is ahead of BST by 11 hours 45 minutes.
It is 9:15 PM the previous day in BST.