IT glossary of terms, acronyms and abbreviations. Faulkner Information Services . 2015.
synchronous satellite — synchronous satellite, an artificial satellite whose orbit is synchronous with the rotation of the earth on its axis. It orbits the earth once every 24 hours at a fixed altitude above the equator, and thus appears to be stationary; geostationary… … Useful english dictionary
orbit, subsynchronous satellite — A satellite orbit that is at lower altitude than the 35,880 kilometers required for a synchronous equatorial orbit … IT glossary of terms, acronyms and abbreviations
Synchronous orbit — A synchronous orbit is an orbit in which an orbiting body (usually a satellite) has a period equal to the average rotational period of the body being orbited (usually a planet), and in the same direction of rotation as that body.PropertiesA… … Wikipedia
synchronous orbit — noun (Military) A satellite orbit where the orbital period is equal to, or multiples of, the Earth’s rotational period; i.e. making one, two, three, etc., orbits in a 24 hour period. ::Examples include geosynchronous (period equals Earth’s… … Wiktionary
synchronous — ► ADJECTIVE 1) existing or occurring at the same time. 2) referring to a satellite which revolves in its orbit in exactly the same time as the primary body rotates on its axis. DERIVATIVES synchronously adverb. ORIGIN Greek sunkhronos, from sun… … English terms dictionary
Satellite — This article is about artificial satellites. For natural satellites, also known as moons, see Natural satellite. For other uses, see Satellite (disambiguation). An animation depicting the orbits of GPS satellites in medium Earth orbit … Wikipedia
Orbit — This article is about orbits in celestial mechanics, due to gravity. For other uses, see Orbit (disambiguation). A satellite orbiting the Earth has a tangential velocity and an inward acceleration … Wikipedia
Orbit of the Moon — Not to be confused with Lunar orbit in the sense of a selenocentric orbit, that is, an orbit around the Moon The Moon completes its orbit around the Earth in approximately 27.3 days (a sidereal month). The Earth and Moon orbit about their… … Wikipedia
Satellite television — List of digital television broadcast standards DVB standards (Europe) DVB S (satellite) DVB S2 DVB T (terrestrial) DVB T2 DVB C … Wikipedia
satellite communication — Introduction in telecommunication, the use of artificial satellites to provide communications links between various points on Earth (Earth satellite). Communications satellites relay voice, video, and data signals between widely separated fixed… … Universalium
