celestial pole

Noun

Meaning

one of two points of intersection of the Earth's axis and the celestial sphere

Synonyms

Hypernyms

Examples

A line drawn between Alpha Hydri and Beta Centauri is bisected by the south celestial pole. Source: Internet

An alternate definition is that SHA of a celestial body is the arc of the Equinoctial or the angle at the celestial pole contained between the celestial meridian of the First point of Aries and that through the body, measured westward from Aries. Source: Internet

For example, the north celestial pole has a declination of +90°. Source: Internet

Just over 3.5 degrees from the north celestial pole, Delta is a white main-sequence star of spectral type A1V with an apparent magnitude of 4.35, citation located 172±1 light-years from Earth. Source: Internet

Its relative faintness means that it is not practical for navigation.sfn Conveniently for navigators, there are other, much easier methods for locating the southern celestial pole. Source: Internet

In about 5,500 years, the pole will have moved near the position of the star Alderamin (Alpha Cephei), and in 12,000 years, Vega (Alpha Lyrae) will become our north star, but it will be about six degrees from the true north celestial pole. Source: Internet

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