heliosynchronous
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English
[edit]Etymology
[edit]From helio- + synchronous.
Adjective
[edit]heliosynchronous (not comparable)
- Describing an orbit around the Earth where each passage in the same direction along a given latitude will occur throughout the year at the same true solar time.
- Synonym: Sun-synchronous
- 1987, Pierre Lellouche, Satellite warfare: a challenge for the international community, Institut français des relations internationales, United Nations Institute for Disarmament Research, United Nations:
- A heliosynchronous orbit is an orbit [around the Earth] whose plane precesses by [a little less than] one degree a day around the line of the poles, thus keeping the same position in relation to the Earth-Sun line.
- Describing an orbit around the Sun in which the period of revolution is the same as the Sun's period of rotation.
Derived terms
[edit]Related terms
[edit]Translations
[edit]describing an orbit around the Earth
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describing an orbit around the Sun
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