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sidereal
01
sidereal
(of divisions of time) determined by daily motion of the stars
02
siderisk
relating to the stars or constellations, especially in terms of their positions relative to Earth
Exempel
Sidereal astrology uses the positions of stars and constellations for horoscopic purposes.
Sidereal charts plot the positions of celestial objects against the background of distant stars.
Sidereal measurements and calculations are based on the fixed positions of stars and constellations in the night sky.
