Newcomb, Simon, 1835-1909, Holden, Edward Singleton, 1846-1914, joint author · New York, H. Holt · leaf 197
nish to zero. The correspond-ing limits for an eclipse of the moon are 9° and 12£°—thatis, if at the moment of full moon the distance of themoon from her node is greater than 12^° no eclipse canoccur, while if the distance is less than 9° an eclipse is cer-tain. We may put the mean limit at 11°.… … Fig. 64.—Illustrating lunar eclipse at different distances from the node. The dark■circles are the earths shadow, the centre of which is always in the ecliptic A B. Themoons orbit is represented by CD. At G the eclipse is central and total, at ^ it ispartial, and at E there ia barely an eclipse. As…
Astronomy
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