Assertion: moon's period | /r/HasProperty | sidereal month
Facets:
Source sentences:
text: the period of time ( sidereal month ) taken by the moon to make one complete revolution around the earth, measured between two successive conjunctions with a distant star; 27.321 66 days (approximately 27 days, 7 hours, 43 minutes, 11 seconds)
text: Thus, the time it takes the Moon to travel from apogee to perigee and back again is slightly longer than its orbital period (the Sidereal Month).
text: The period of the Moon's orbit as defined with respect to the celestial sphere of apparently fixed stars (the International Celestial Reference Frame (ICRF)) is known as a sidereal month because it is the time it takes the Moon to return to a similar position among the stars (Latin: sidera):
text: This period is known as a Sidereal Month, and is 27.321661 days.