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The time duration from 10am to 8am is exactly 22 hours, which equals 1320 minutes or 79200 seconds.
10am to 8am spans 22 hours. This period is during the morning hours when most people are active and starting their workday.
The calculator above automatically sets the times to 10am (10:00) and 8am (08:00), 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.