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Re: GeoDistance gives other value than SpheroidalDistance

  • To: mathgroup at smc.vnet.net
  • Subject: [mg100020] Re: GeoDistance gives other value than SpheroidalDistance
  • From: Szabolcs Horvát <szhorvat at gmail.com>
  • Date: Fri, 22 May 2009 01:42:37 -0400 (EDT)
  • References: <gv2jg6$96l$1@smc.vnet.net>

Karsten W. wrote:
> Hello,
> 
> after switching to Mathematica 7, I tried to eliminate calls to
> SpheroidalDistance by calls to GeoDistance.
> However, the result of GeoDistance seems to differ by a factor 1000:
> 
> args = {{46.8475, 15.4453}, {47.141163, 14.661255}};
> GeoDistance @@ args
> SpheroidalDistance @@ args
> 
> Any comment appreciated,

One returns the distance in kilometres, the other in metres ;-)


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