e node was 30°, the other would be in longi- why antude 30+180, or 210°; and, as the sun is at the first of ecliPse . . should take these points about the 20th of April, and at the second about piace in anythe 20th of October, the moon could not pass the sun in Particu]arthese months without coming… … For a clearer illustration, wepresent Fig. 52; the right linethrough the center of the figure,represents the equator,the curvedline, T 25 =£=, crossing the equa-tor, at two opposite points, re-presents the ecliptic, and thecurved line, Q €> Q, representsthe path of the moon crossingthe ecliptic…
Astronomy
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