hour angle meaning

UK /ˈaʊə ˈæŋɡəl/ US /ˈaʊɚ ˈæŋɡəl/ 4 syllables

hour angle (noun): the angular distance along the celestial equator from the observer's meridian to the hour circle of a given celestial body.

hour angle has 2 meanings in this dictionary.

hour angle as a noun

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

    Type of: distance

  2. (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

How to pronounce hour angle

hour angle is pronounced /ˈaʊə ˈæŋɡəl/ in British English and /ˈaʊɚ ˈæŋɡəl/ in American English. It has 4 syllables.

More about hour angle on Wikipedia.