Harris, John · Montreal, Lovell Printing and Publishing Co. · leaf 171
obscured bythe shadow, before opposition, and its re-emergence after.All these particulars will be easily apparent on mere in-spection of the Figure, Art. 536. It is only during the shorttime that the earh is in the arc G. H., i. e. between the sunand Jupiter, that the cone of the shadow converging… … Tin pencd (solar period) of Ift^ i^mH is yuo fh.iy& (■neo-lif 2i yein) Tke lerrestrial prrio^ u at present reckoned, according to the theory a/cnmetary orhit», at S.ilO daya. Thii ve eonnder, aceordin.,jo the law of gravitation, npreKenU 3 orbital relurru ^f the co;(m1. Whertfare 2,410, dioiiUA…
Astronomy
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