hourly; from one minute to the next; from hour to hour; moment by moment; with each passing moment
departure time; flight time
estimated time of arrival; ETA
estimated time of departure; ETD
arrival of the ideal time (for); arrival of an opportunity (to)
daylight saving time; daylight savings time; summer time
time of receipt (of a package, etc. by the post office)
delivery time stamp indication
submission time stamp indication; MS