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GaryK [48]
2 years ago
5

Why does a geostationary satellite must orbit the Earth in 1 sidereal day rather than 1 solar day?

Biology
1 answer:
Kisachek [45]2 years ago
4 0
There is a difference between the time under a solar day and a sidereal day. A geostationary satellite has to remain at the same position as seen from earth so it has to follow time of a sidereal day. If it follows a solar day, its position will change with respect to a stationary viewer on earth.
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