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The time duration from 5pm to 9am is exactly 16 hours, which equals 960 minutes or 57600 seconds.
5pm to 9am spans 16 hours. This period is during the evening hours when many people are finishing their workday and heading home.
The calculator above automatically sets the times to 5pm (17:00) and 9am (09:00), but you can adjust the date or add seconds for more specific calculations.
When the end time is earlier than the start time, the calculator automatically sets the end date to the next day.
