Name

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  skymat

Purpose (one Line Only)

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  Compute the sky plane rotation matrix from angular coordinates

Description

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Category

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  Mathematical

Calling Sequence

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  skymat,lat,lon,rotmat

Inputs

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  lat - latitude (spherical coordinate, radians, scalar)
  lon - longitude (spherical coordinate, radians, scalar)

Optional Input Parameters

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Keyword Input Parameters

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Outputs

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  rotmat - rotation matrix (always double, 3x3 matrix)

Keyword Output Parameters

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Common Blocks

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Side Effects

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Restrictions

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Procedure

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Modification History

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  2011/11/29, Written by Marc W. Buie, Southwest Research Institute
                cloned from SKYMAT.F written by David J. Tholen