sidereal time

Definitions of sidereal time

n measured by the diurnal motion of stars

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day, sidereal day
the time for one complete rotation of the earth relative to a particular star, about 4 minutes shorter than a mean solar day
sidereal year
the time for the earth to make one complete revolution around the sun, relative to the fixed stars
sidereal hour
1/24 of a sidereal day
sidereal month
period between successive conjunctions with a star, 27.322 days
Type of:
cosmic time
the time covered by the physical formation and development of the universe

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