GlossaryDefinition
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1. An azimuth (from the pl. form of the Ar … 1. An azimuth (from the pl. form of the Arabic noun "السَّمْت" as-samt, meaning "the direction") is an angular measurement in a spherical coordinate system. The vector from an observer (origin) to a point of interest is projected perpendicularly onto a reference plane; the angle between the projected vector and a reference vector on the reference plane is called the azimuth.the reference plane is called the azimuth.
, 2. The azimuth of a celestial body is the angle between the vertical plane containing it and the plane of the meridian.
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