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Old 06-25-2009, 05:13 PM
walker walker is offline
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Default Elevations for GPS waypoints

I have a series of 50 or so waypoints from a garmin GPS. I can bring these into Global Mapper no problem. The elevation data the handheld GPS collects is not very accurate. Can I download a digital elevation model into global mapper and then interpolate elevations for these waypoints? Which DEM should I be looking for for the greatest accuracy?
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