Definition of
right_ascension has definitions from the fields of geography,astronomy,geometry
1
[ noun ] (astronomy) the angular distance eastward along the celestial equator from the vernal equinox to the intersection of the hour circle that passes through the body; expressed in hours minutes and second

Synonyms

celestial_longitude RA

Examples

"one hour of right ascension equals fifteen degrees"

Related terms

angular_distance astronomy

2
[ noun ] (geography) an arc of the celestial equator eastward from the vernal equinox

Related terms

celestial_equator

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