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
Tho orbit of Venus departs from the ecliptic 3J°, as stated at 10S, while her axis is in-clined to the plane of her orhit 75°, as shown in the above figures. This distinctionshould be kept definitely in view by tho student. 2. The inclination of tho axes of the several planets, each to the plane of… … 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
Astronomy
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