Mapping slope angle vs reality

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  Beginner
  Slim op 13 October 2019 · 16:14

  Recently there have been some discussions about slope angles calculated from maps vs reality.
  Here is a good image, a) is from caltopo, image b) is from more powerful GiS software based on LIDAR measurements:
  
  

  *
  
  Hopefully this is a good starting point to start thinking about this issue.
  
  *This image is part of an article on caltopo on Wildsnow.com:
  https://www.wildsnow.com/26963/caltopo-planning-tool-for-avalanche-ter...
  
  *message edited by Slim op 13 Oct 2019 16:16 (15% bewerkt)

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