| 单词 | mean anomaly |
| 释义 | > as lemmasmean anomaly mean anomaly n. Astronomy the angle in an imaginary circular orbit corresponding to the eccentric anomaly of a body moving in an elliptical orbit. ΚΠ 1602 T. Blundeville Theoriques Seven Planets 50 The meane & true Anomalie or Inequalitie of the Moons latitude. 1670 J. Flamstead in Philos. Trans. 1669 (Royal Soc.) 4 1109 The moons mean Anomaly is 0 s. 15 d. 10 m. 37 sec. 1867 E. B. Denison Astron. without Math. (ed. 3) 32 The distance of a planet from perihelion, or of the moon from perigee..is called its true anomaly; and the distance it would have gone in the same time if it moved uniformly, or in a circle instead of an ellipse, is its mean anomaly. 1992 Amer. Math. Monthly 99 46 Kepler's Equation relates E to t by means of a quantity M = 2πt/T called the mean anomaly of the planet at time t. < as lemmas |
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