24:00:00 Instant

Shift schedules use 00:00 for shifts starting at midnight and 24:00 for shifts ending at midnight. 3. Conversion Guide

Used to mark the very start of a new calendar day. 24:00:00

The most recent international standard for time representation has officially disallowed the use of "24" as an hour, favoring "00:00" to represent the beginning of the day. Shift schedules use 00:00 for shifts starting at

While they represent the same physical moment, the choice of notation depends on the perspective of the time interval: 24:00:00