The heavens above: a popular handbook of astronomy (1882)
Gillet, J. A. (Joseph Anthony), 1837-1908 · New York, Chicago, Potter, Ainsworth, & Co. · leaf 248
owing to the great eccentricity of its orbit, its distance from the sun varies from about forty-three million milesat aphelion toabout twenty-eightmiUion at perihe-lion. 217. Distance 0/Mercury from theEarth. — It is evi-dent, from Fig.251, that an infe-rior planet, likeMercury, is thewhole… … 226 ASTRONOMY. from the earth at inferior conjunction also varies considera-bly. Mercury is nearest to the earth when its inferiorconjunction occurs at its own aphelion and at the earthsperihelion. 218. Apparent Size of Mercury. — Since Mercurys dis-tance from the earth is variable, the apparent…
Astronomy
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