[OpenLayers-Users] correct geodesic measurements?

Greg Troxel gdt at ir.bbn.com
Thu Jan 31 07:53:10 PST 2013


jorgelopez <jorgelopez.physics at gmail.com> writes:


> If I use geodesic property for Control.Measure (geodesic = true), 
> are geodesic measurements equals, no matter map projection used ?????

I don't know, but a conceptual caution: geodesic measurements should be
independent of projection, but not independent of datum (really
ellipsoid).   However, you are probably talking about different
projections on the ellipsoid associated with WGS84.
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