hour angle

/aʊər ˌæŋgəl/

Other forms: hour angles

Definitions of hour angle

1. noun

   the angular distance along the celestial equator from the observer's meridian to the hour circle of a given celestial body
   type of:

   distance

   the property created by the space between two objects or points
2. noun

   (astronomy) the angular distance of a celestial point measured westward along the celestial equator from the zenith crossing; the right ascension for an observer at a particular location and time of day
   synonyms: HA

   type of:

   angular distance

   the angular separation between two objects as perceived by an observer