celestial_longitude
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: RA right_ascension
Examples:

"one hour of right ascension equals fifteen degrees"

Related terms: angular_distance astronomy
Similar spelling:   celestial_latitude
  celestial_horizon
  celestial_guidance
  celestial_sphere
  celestial_equator
  celestial_mechanics
  celestial_hierarchy
  celestial_navigation