“planetocentric”的英文意思_释义_用法

单词

planetocentric

释义

planetocentric, a. Astr. and Astronautics.|ˌplænɪtəʊˈsɛntrɪk|
[f. planet n.¹ + -o + -centric.]
Referred to, measured from, or having a planet as centre (usu. a planet other than the earth.)
1960Baker & Makemson Introd. Astrodynamics xii. 264 The regions in space where one would expect the vehicle to be in a predominantly geocentric, heliocentric, or planetocentric field, can be delineated by calculating the ratio of the perturbative accelerations to the two⁓body acceleration.1971S. Herrick Astrodynamics I. v. 106 A similar consideration of the planetocentric velocity at the Mars or Venus end of the trajectory..indicates that it is desirable to have the tangency at Mars's aphelion or at Venus's perihelion.1972Nature 11 Aug. 325/2 The heliocentric orbital longitude of Mars η, and the planetocentric longitude of the Sun are approximately related by η = L₃ + 85°.

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