polar distance

American  

noun

Astronomy.

1. codeclination.

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polar distance British  

noun

1. Also called: codeclination.  the angular distance of a star, planet, etc, from the celestial pole; the complement of the declination

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Etymology

Origin of polar distance

First recorded in 1810–20

Example Sentences

See Examples For:

polar distance

In the measurement of equatorial co-ordinates, the polar distance is determined in an analogous way.

From Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 7 "Arundel, Thomas" to "Athens" by Various

A manuscript catalogue of all the nebulæ and clusters, reduced to 1,800, and arranged in zones of 1° in polar distance; by Miss Carolina Herschel.

From Sir William Herschel: His Life and Works by Holden, Edward Singleton

The latitude is found by further increasing or diminishing this altitude by the polar distance of the star.

From Scientific American Supplement, No. 363, December 16, 1882 by Various

The axis of rotation AB bears a rigidly attached rod DBC inclined to it at an angle equal to the sun’s polar distance.

From Encyclopaedia Britannica, 11th Edition, Volume 13, Slice 2 "Hearing" to "Helmond" by Various

Finally the northern "trial-passage" east of the Great Pyramid has the polar distance 3° 22' + or - 8'.

From The American Journal of Archaeology, 1893-1 by Various