[Proj] Google Earth Accuracy
Jan Hartmann
j.l.h.hartmann at uva.nl
Sun Nov 30 13:13:12 EST 2008
Couldn't that be a Datum problem? That is the sort of error I get when I
don't apply a shift to WGS84
Jan
Markus Neteler wrote:
> How about precision in mountainous regions such as the Southern Alps?
> PROJ4/OGR reprojected mountain peak points from geonames.org as
> well as known points from our province are off for > 100m when
> visualized in GE which they match our local orthophotos. Is the
positional
> error related to the height of the point (here, satellite
orthorectification)?
>
> Markus
>
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