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The time duration from 1pm to 1am is exactly 12 hours, which equals 720 minutes or 43200 seconds.
1pm to 1am spans 12 hours. This period is during the afternoon hours when people are typically active and working.
The calculator above automatically sets the times to 1pm (13:00) and 1am (01:00), 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.
