diurnal libration
1diurnal libration — diurnal libration, an apparent oscillation of the moon as perceived by an observer, produced by the effect of the earth s rotation …
2Libration — This article is about astronomical observations. For molecular motion, see Libration (molecule). Not to be confused with Liberation, Libation, or Vibration. Simulated views of the Moon over one month, demo …
3Libration — Li*bra tion (l[ i]*br[=a] sh[u^]n), n. [L. libratio: cf. F. libration.] 1. The act or state of librating. Jer. Taylor. [1913 Webster] 2. (Astron.) A real or apparent libratory motion, like that of a balance before coming to rest. [1913 Webster]… …
4Libration of the moon — Libration Li*bra tion (l[ i]*br[=a] sh[u^]n), n. [L. libratio: cf. F. libration.] 1. The act or state of librating. Jer. Taylor. [1913 Webster] 2. (Astron.) A real or apparent libratory motion, like that of a balance before coming to rest. [1913… …
5parallactic libration of the moon — diurnal libration of the moon caused by the observer s view over the upper limb of the moon when it is rising and setting …
6Orbit of the Moon — Not to be confused with Lunar orbit in the sense of a selenocentric orbit, that is, an orbit around the Moon The Moon completes its orbit around the Earth in approximately 27.3 days (a sidereal month). The Earth and Moon orbit about their… …
7a — Libration Li*bra tion (l[ i]*br[=a] sh[u^]n), n. [L. libratio: cf. F. libration.] 1. The act or state of librating. Jer. Taylor. [1913 Webster] 2. (Astron.) A real or apparent libratory motion, like that of a balance before coming to rest. [1913… …
8b — Libration Li*bra tion (l[ i]*br[=a] sh[u^]n), n. [L. libratio: cf. F. libration.] 1. The act or state of librating. Jer. Taylor. [1913 Webster] 2. (Astron.) A real or apparent libratory motion, like that of a balance before coming to rest. [1913… …
9c — Libration Li*bra tion (l[ i]*br[=a] sh[u^]n), n. [L. libratio: cf. F. libration.] 1. The act or state of librating. Jer. Taylor. [1913 Webster] 2. (Astron.) A real or apparent libratory motion, like that of a balance before coming to rest. [1913… …
10Science and mathematics from the Renaissance to Descartes — George Molland Early in the nineteenth century John Playfair wrote for the Encyclopaedia Britannica a long article entitled ‘Dissertation; exhibiting a General View of the Progress of Mathematics and Physical Science, since the Revival of Letters …
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