 | William Augustus Norton - Astronomy - 1839 - 530 pages
...motion contrary to the order of the signs, or from east to west, is called a retrograde motion. 26. The Right Ascension of a heavenly body is the arc of the equator, intercepted between the vernal equinox and the declination circle which passes through the... | |
 | Henry W. Jeans - Trigonometry - 1842 - 138 pages
...through its place in the celestial concave, intercepted between this place and the celestial equator : the right ascension of a heavenly body is the arc of the celestial equator intercepted between the first point of Aries and the circle of declination passing... | |
 | Ezra Otis Kendall - Astronomy - 1845 - 404 pages
...poles of the heavens. The Equinoctial Colure is the declination circle passing through the equinoxes. The Right Ascension of a heavenly body is the arc of the equator reckoned from the vernal equinox eastward to the declination circle passing through the body.... | |
 | John Frederick William Herschel - Astronomy - 1849 - 672 pages
...angles, generally, are angles included at the pole between different hour circles. (108.) DEF. 25. The right ascension of a heavenly body is the arc of the equinoctial included between a certain point in that circle called the Vernal Equinox, and the point in the same... | |
 | H. W. Jeans - Nautical astronomy - 1853 - 314 pages
...and the celestial equator: thus let x be the place of a heavenly body, then x E is its declination. The right ascension of a heavenly body is the arc of the equator, intercepted between the first point of Aries and the circle of declination, passing through... | |
 | H. W. Jeans - Nautical astronomy - 1858 - 314 pages
...and the celestial equator: thus let x be the place of a heavenly body, then x в is its declination. The right ascension of a heavenly body is the arc of the equator, intercepted between the first point of Aries and the circle of declination, passing through... | |
 | Henry William Jeans - 1868 - 80 pages
...passing through its place in the celestial concave, intercepted between the place and the equator. The right ascension of a heavenly body is the arc of the celestial equator intercepted between the first point of Aries and the circle of declination passing... | |
 | Henry William Jeans - 1868 - 228 pages
...through its place in the celestial concave, intercepted between that place and the celestial equator. 29. The right ascension of a heavenly body is the arc of the equator, intercepted between the first point of Aries and the circle of declination passing through... | |
 | Henry William Jeans - 1873 - 292 pages
...through its place in the celestial concave, intercepted between this place and the celestial equator ; the right ascension of a heavenly body is the arc of the celestial equator intercepted between the first point of Aries and the circle of declination passing... | |
 | William Guy Peck - Astronomy - 1883 - 406 pages
...arc PT is equal to 83° ST. Fig. 3. Blustration of definitions. Right Ascension and Declination. 16. The right ascension of a heavenly body is the arc of the equinoctial included between the vernal equinox and the hour circle of the body. Thus, in Fig. 3 the arc VR is... | |
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The right ascension of a heavenly body is the arc of the equator, intercepted between the first point of Aries and the circle of declination, passing through the place of the... 
