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
| 10PM to 4AM | 11PM to 10AM | 1PM to 10PM |
| 1AM to 11PM | 11AM to 1PM | 10AM to 8AM |
| 4PM to 3AM | 4PM to 6PM | 4PM to 9AM |
| 2PM to 9AM | 12AM to 6PM | 10AM to 1PM |
| 10PM to 7PM | 4PM to 12PM | 3AM to 2PM |
| 3AM to 4PM | 3AM to 8AM | 3PM to 1PM |
