The heavens above: a popular handbook of astronomy (1882)
Gillet, J. A. (Joseph Anthony), 1837-1908 · New York, Chicago, Potter, Ainsworth, & Co. · leaf 238
per-colored light. Thislight is refracted into the shadow by the earths atmosphere,and its amount varies with the quantity of clouds and vaporin that portion of the atmosphere which the sunlight mustgraze in order to reach the moon. The duration of an eclipse varies between very widelimits, being,… … Fig. 235. Every eclipse of the moon, whether total or partial, is 2l6 ASTRONOMY. visible at the same time to tlie whole hemisphere of theearth which is turned towards the moon; and the eclipsewill have exactly the same magnitude at every point ofobservation.
Astronomy
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