sidereal period


Also found in: Encyclopedia, Wikipedia.

sidereal period

n
(Astronomy) astronomy the period of revolution of a body about another with respect to one or more distant stars

sidereal period

The time taken for a planet to complete one orbit of the Sun.
References in periodicals archive ?
A sidereal period is the time taken for a planet or satellite to complete one orbit of its parent, as measured by its position against the background stars.
32 days) for the moon to fully orbit Earth, called the lunar sidereal period.
The calendar period seems to mean the recurring orientation of the laboratory relatively to the Sun, whereas the sidereal period reflects orientation in relation to the sphere of fixed stars.