Astronomy for the use of schools and academies (1882)
Gillet, J. A. (Joseph Anthony), 1837-1908, Rolfe, W. J. (William James), 1827-1910 · New York : Potter, Ainsworth, & Co. · leaf 243
Fig. 241. track of the umbra of the moons shadow over the earthin the total eclipse of i860. Fig. 242 shows the track of the total eclipse of 1871across India and the adjacent seas. In a partial eclipse of the sun, more or less of one sideof the suns disk is usually concealed, as shown in Fig.… … Fig. 242. only to observers who are in the central portion of thepenumbra. 212. Comparative Frequency of Solar and LunarEclipses. — There are more eclipses of the sun in the year ASTRONOMY. 221 than of the moon; and yet, at any one place, eclipses ofthe moon are more frequent than those of the sun.…
Astronomy
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