Newcomb, Simon, 1835-1909, Holden, Edward Singleton, 1846-1914, joint author · New York, H. Holt · leaf 122
seen that Fig. 44 cor- £responds to the right-hand end JJof 45, but is on a much larger *scale. The sun, moving along |the great circle of the ecliptic, Iwill reach its greatest northern declination about June 21st.This point is indicated on thefigure as 90° from the vernalequinox, and is called… … 104 ASTRONOMY. a point diametrically opposite the vernal equinox. Invirtue of the theorem of spherical trigonometry that allgreat circles intersect each other in two opposite points,the ecliptic and equator intersect at the two opposite equi-noxes. The equinox which the sun crosses on September22d…
Astronomy
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