Name

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      ANG_DIFF

Purpose

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      Return difference between two angles in degress.

Category

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Calling Sequence

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      d = ang_diff(a1,a2)

Inputs

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      a1, a2 = Input angles in degrees. in

Keyword Parameters

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Outputs

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      d = returned difference in degress. out

Common Blocks

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Notes

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      Notes: deals with 0/360 deg discontinuety.

Modification History

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      R. Sterner, 2006 Nov 07
      R. Sterner, 2013 Apr 22 --- Now works for any mix of scalars or arrays.
  Copyright (C) 2006, Johns Hopkins University/Applied Physics Laboratory
  This software may be used, copied, or redistributed as long as it is not
  sold and this copyright notice is reproduced on each copy made. This
  routine is provided as is without any express or implied warranties
  whatsoever. Other limitations apply as described in the file disclaimer.txt.