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Time, Days, Minutes & Seconds Conversions

Time is a measuring system which places events in a sequence. The basic units of time is the second, minutes, hours as measured by clocks and other types of instrument.

The second is usually defined by number of oscilliations on an atomic clock. Specifically he SI definition of the second is:

The second is the duration of 9,192,631,770 periods of the radiation corresponding to the transition between the two hyperfine levels of the ground state of the caesium 133 atom.

Use any of the calculators below to work out the various conversions of unit time.