释义 |
stationary orbit
stationary orbitn. A geostationary orbit.stationary orbit n (Astronautics) astronautics an orbit lying in, or approximately in, the plane of the equator for which the orbital period is equal to the spin period of the central body stationary orbit
stationary orbit Short for geostationary orbit. See geosynchronous orbit.stationary orbit[′stā·shə‚ner·ē ′ȯr·bət] (aerospace engineering) A circular, equatorial orbit in which the satellite revolves about the primary body at the angular rate at which the primary body rotates on its axis; from the primary body, the satellite thus appears to be stationary over a point on the primary body; a stationary orbit must be synchronous, but the reverse need not be true. |