HyperDic: hour_angle

English > 2 senses of the expression hour angle:
NOUNlocationhour anglethe angular distance along the celestial equator from the observer's meridian to the hour circle of a given celestial body
shapehour angle, HA(astronomy) the angular distance of a celestial point measured westward along the celestial equator from the zenith crossing
English > hour angle: 2 senses > noun 1, location
MeaningThe angular distance along the celestial equator from the observer's meridian to the hour circle of a given celestial body.
BroaderdistanceThe property created by the space between two objects or points
English > hour angle: 2 senses > noun 2, shape
Meaning(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.
SynonymHA
Categoryastronomy, uranologyThe branch of physics that studies celestial bodies and the universe as a whole
Broaderangular distanceThe angular separation between two objects as perceived by an observer

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