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Elements of astronomy .. (1870)

Brocklesby, John, 1811-1889. [from old catalog] · New York, Sheldon and company · leaf 197

An illustration from Elements of astronomy .., 1870, leaf 197
her. Twoplaces may be so situated that the moon is on the horizonat one station and in the zenith at the other, when a solareclipse is about to happen. Now it is possible that thelunar shadow may fall just short of the place where themoon appears upon the horizon, but as the other stationis nearer… … AiTlTUDE OF THE MOON ITS EFFECT ON ECLIPSES. Here ZBHE represents the earth, OR the moons orbit,M and Ml two positions of the moon, and S, S1 hershadow. To a spectator at H, the moon M is on the hori-ion, and there is no total eclipse, for the shadow doesnot reach him, but when the moon in her…

Astronomy

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