Flammarion, Camille, 1842-1925, Welby, Frances A. (Frances Alice) tr · New York, D. Appleton and company · leaf 88
. It is l millimeter seen at a distance of 206 meters. One millimeterseen at a distance of 20 m. 62 = 10 sees. These values are invisible to theunaided eye. 68 THE STARS, SUNS OF THE INFINITE second and third. Distance 56. Very easy to observe.7 in the Virgin resolves into tw^o splendid diamondsof… … Fig. 17.—The double star Mizar. of a fine orange star, and one emerald-green, v^hichagain is accompanied by a tiny comrade of the deepestblue. This group in a good telescope is most attractive.Magnitudes, second and fifth. Distance, lo^ ^ of the Sw^an, or Albireo, referred to in the lastchapter,…
Astronomy
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