On Fri, Jun 16, 2023 at 7:39 AM Paulo van Breugel <p.vanbreu...@gmail.com> wrote: > > Dear all, > > I am trying to project a DSM raster layer from Belgium > (https://overheid.vlaanderen.be/en/producten-diensten/digital-elevation-model; > EPSG 31370 to EPSG 28992 (Amersfoort / RD New). > > The result is a DEM raster layer with the features shifted roughly 100 m as > compared to the same features in the AHN (Dutch DEM, > https://www.ahn.nl/ahn-4). See screenshot and code below. > > Reprojecting the same in QGIS using the warp function (gdalwarp) results in > the Belgium DSM layer to be fairly closely aligned to the Dutch one. > > I tried to set the bounds before, align to the target raster, and other > suggestions in the help file of r.proj, to no avail. Any idea what I might be > doing wrong?
Just guessing, maybe some geodetic datum file missing? Maybe try this? # https://proj.org/usage/environmentvars.html#envvar-PROJ_NETWORK export PROJ_NETWORK=ON Markus _______________________________________________ grass-dev mailing list grass-dev@lists.osgeo.org https://lists.osgeo.org/mailman/listinfo/grass-dev