spherical angle


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spherical angle

See spherical triangle.

spherical angle

[¦sfir·ə·kəl ′aŋ·gəl]
(mathematics)
The figure formed by the intersection of two great circles on a sphere, and equal in size to the angle formed by the tangents to the great circles at the point of intersection.
References in periodicals archive ?
The spherical angle from each threat to the boresight of a single antenna will be calculated for each antenna output and the attenuation set accordingly.