Concept information
Preferred term
Synodic period
Definition
- For planets, the mean interval of time between successive conjunctions of two planets, as observed from the Earth. For satellites, the mean interval between successive conjunctions of a satellite with the Sun, as observed from the satellite's primary. (en)
Broader concept
- Orbital elements (en)
URI
http://astrothesaurus.org/uat/1676
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