There are total 19 hours or 1140 minutes from 1pm to 8am. In words, this duration is equal to nineteen hours or one thousand one hundred forty minutes.
How many hours from
| 1PM to 11PM | 10PM to 5PM | 2PM to 12PM |
| 9PM to 1PM | 6AM to 2AM | 6PM to 6AM |
| 6AM to 8PM | 5PM to 10PM | 10PM to 5AM |
| 1AM to 6PM | 8AM to 3AM | 11AM to 3PM |
| 2AM to 3AM | 1AM to 8AM | 5AM to 12PM |
| 8PM to 6PM | 9AM to 1PM | 8AM to 7PM |
