24:00:00 Online

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

Bus or train timetables may show 00:00 as a departure time (starting the day) and 24:00 as an arrival time (ending the day). 24:00:00

While the US Navy and Marines may use the "24:00" notation, most military communication regulations recommend using 23:59 or 00:01 to avoid any ambiguity regarding which date is being referenced. Format a time or date [complete guide] - Algorithms to Go While they represent the same physical moment, the

Agreements often state they are valid from the start date at 00:00 until the end date at 24:00 to ensure there is no gap in coverage. 24:00:00

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