A high-school astronomy: in which the descriptive, physical, and practical are combined .. (1859)
Mattison, Hiram, 1811-1868 · New York, Mason brothers · leaf 71
123. The inclination of the earths axis to the plane ofthe ecliptic causes the equinoctial to depart 23° 28/ fromthe ecliptic. This angle made by the equinoctial and theelliptic is called the Obliquity of the Ecliptic. OBLIQUITY OP THE ECLIPTIC. B A 23028 … hct the line A A represent the axis of the earth, and B B the poles or axis of the eclip-tic. Now if the line A A inclines toward the plane of the ecliptic, or, in other words,departs from the line B B to the amoui.t of 23° 28, it is obvious that the plane of the 123. What effect has the…
Astronomy
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
