[GRASS-user] DEM CGIAR

Markus Neteler neteler at osgeo.org
Thu Jan 15 08:06:39 EST 2009


On Thu, Jan 15, 2009 at 12:48 PM, Edmondo Elisei
<edmondo.elisei at gmail.com> wrote:
> Hi all,
> I downloaded srtm-cgiar data (Lat long datum WGS84).
> I need to use these geotiff in UTM33 N (datum EUR 50).
>
> By using r.proj,the resulting raster shows a relevant offset from correct
> position (2000 m in N-S direction).
>
> It's due to different DATUM?

Possibly also the ellipsoid you selected is wrong? please post
the output of

g.proj -w

of your UTM location.

Markus


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