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Posted by Holden Cauldfield on June 6, 2005, 9:13 pm
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> Hello,
>
> I'm doing an application which needs to calculate, which towns are
> e.g. 20 km away from one town. I tried to use the formula which is
> written in the other Post, but I think this is too complex.
> Now I'm calculating the distance between my Position to every other
> town. This takes some time. I'm searching for a more suitable way to
> do this.
>
> Can tell me anyone where I can find information about this?
>
> Thanks
>
>
>
This is something that geostatistical packages do quite well. Several free
software packages out there, and many commercial packages. Take a look at
http://gislounge.com/ll/geostatistics.shtml and http://www.gammadesign.com/
for starters.
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