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Polar Distance |
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polar distance [′pō·lər ′dis·təns]
(astronomy) Angular distance from a celestial pole; the arc of an hour circle between a celestial pole, usually the elevated pole, and a point on the celestial sphere, measured from the celestial pole through 180°. Polar Distance one of the coordinates in the equatorial celestial coordinate system. The polar distance p is equal to the arc of the hour circle from the north celestial pole to the celestial body and is related to the declination δ by the equation p = 90°- δ. Want to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit the webmaster's page for free fun content. |
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