Declinations definition of Declinations in the Free Online Encyclopedia.

declination, in astronomy, one of the coordinates in the equatorial coordinate system equatorial coordinate system, the most commonly used astronomical coordinate system for indicating the positions of stars or other celestial objects on the celestial sphere . The celestial sphere is an imaginary sphere with the observer at its center.
..... Click the link for more information. . The declination of a celestial body is its angular distance north or south of the celestial equator measured along its hour circle hour circle, in astronomy, a secondary axis in the equatorial coordinate system . The hour circle of a celestial body is the great circle on the celestial sphere that passes through both the body and the north celestial pole.
..... Click the link for more information. .

declination

1. Astronomy the angular distance, esp in degrees, of a star, planet, etc., from the celestial equator measured north (positive) or south (negative) along the great circle passing through the celestial poles and the body

2. See magnetic declination

declination (redirected from Declinations)

declination
(redirected from Declinations)