| 单词 | osculating element |
| 释义 | > as lemmasosculating element osculating element n. Astronomy (usually in plural) an element of the data needed to determine the osculating ellipse of a celestial object. ΚΠ 1868 J. C. Watson Theoret. Astron. (1964) viii. 459 The transformation from a system of osculating elements for one epoch to that for another epoch is very easily effected. 1905 Proc. Royal Soc. A. 76 269 The osculating elements referred to the epoch and mean equinox of November 14, 1905, are—M… 359° 2.4′… π… 109 17.1… Ω… 235 55.8… a… 3.5230. 1992 P. K. Seidelmann & G. A. Wilkins in P. K. Seidelmann Explanatory Suppl. Astron. Almanac i. 28 The elements may be given as osculating elements, which are the instantaneous values of the elements or the elements for the elliptical motion that the body would follow if perturbing effects were removed. < as lemmas |
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