Found 1 items, similar to celestial longitude.
English → English (WordNet) Definition: celestial longitude celestial longitude n : (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 and minutes and second; used with declination to specify positions on the celestial sphere; “one hour of right ascension equals fifteen degrees” [syn: right ascension, RA]