There are total 13 hours or 780 minutes from 1pm to 2am. In words, this duration is equal to thirteen hours or seven hundred eighty minutes.
How many hours from
| 9PM to 6PM | 6AM to 10AM | 12PM to 2PM |
| 6PM to 2AM | 5AM to 4PM | 12AM to 11AM |
| 10AM to 8PM | 7PM to 4AM | 3PM to 6AM |
| 5PM to 2PM | 1AM to 2PM | 5AM to 10AM |
| 10AM to 1AM | 7AM to 6PM | 3AM to 2AM |
| 11PM to 8AM | 2AM to 1AM | 3PM to 3AM |
