polar distance

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polar distance

n
(Astronomy) the angular distance of a star, planet, etc, from the celestial pole; the complement of the declination. Also called: codeclination
References in periodicals archive ?
He gave about the same polar distances for these as for the three questionable objects, indicating that the declinations of all should be similar; Herschel's sweeps were fairly limited in declination.
Unfortunately, Sir John left us with what he admitted was only a rough polar distance (90[degrees] minus the declination) for these three, perhaps accurate to the nearest degree.
Caroline, in her early 70s, arranged the nebulae William had spotted in his sweeps into zones of north polar distance and then in order of right ascension--just as she had arranged the reference stars decades before.