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ELL_GEOCIRC_INT

ELL_GEOCIRC_INT

Name


      ELL_GEOCIRC_INT

Purpose


      Find intersection point of a geodesic and circle.

Category


Calling Sequence


      ell_geocirc_int, a, b, c, r, p

Inputs


      a, b = Points on geodesic. in
        Geodesic ab must cross circle (one intersection).
      c = Circle center. in
      r = Circle radius in m. in

Keyword Parameters


Keywords


        ERROR=err Error flag: 0=ok.

Outputs


      p = Intersection point. out
        Points are structures: {lon:lon, lat:lat}.

Common Blocks


Notes


Modification History


      R. Sterner, 2009 Jan 13
  Copyright (C) 2009, 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.



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