KnowraOrbital periodLinked fromLinked fromThe 40 pages that link to Orbital period, each with the reason it gives.All 40Broader topic 4Related 31Narrower topic 4Compared with 1Sidereal yearNarrower topic: A sidereal year is Earth’s orbital period measured against distant stars.Sidereal monthNarrower topic: The four lunar months all measure the same orbit against different reference directions.Draconic monthNarrower topic: A draconic month is an orbital period measured relative to a node.Dermott's lawNarrower topic: Dermott's law compares the orbital periods of neighboring satellites.