Synonyms of hour angle

Noun

1. hour angle, distance

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

2. hour angle, HA, angular distance

usage: (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