A high-school astronomy: in which the descriptive, physical, and practical are combined .. (1853)
Mattison, Hiram, 1811-1868 · New York, F. J. Huntingdon [etc.] · leaf 70
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 OF TIIE ECLIlTIC. B A >3°2S … Let tho line A A represent the axis of the earth, and B B tho poles or axis of the eclip-tic. Now if the lino A A inclines toward the plane of the ecliptic, or, in other words,departs from the line B B to the amount of 23° 28, it is obvious that the plane of the 123. What effect has the inclination…
Astronomy
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