Berry, Arthur,b. 1862 · London, J. Murray · leaf 95
pparchus as being at least 36 (equivalent to onedegree in a century), and probably more. Its true value isconsiderably more, namely about 50. An important consequence of the motion of the equatorthus discovered is that the sun in its annual journey roundthe ecliptic, after starting from the… … 7 Fig. 24.—The precession of the equinoxes. otherwise would. From this fact is derived the name pre-cession of the equinoxes, or more shortly, precession, whichis applied to the motion that we have been considering.Hence it becomes necessary to recognise, as Hipparchusdid, two different kinds of…
Astronomy
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