[Qgis-user] Beginner: scanned and georeferenced map looks stretched

Alex Mandel tech_dev at wildintellect.com
Fri Jul 29 10:27:36 PDT 2011


On 07/29/2011 09:49 AM, Magnus Ekhall wrote:
> I'm a beginner with qgis and need some help.
> 
> I've scanned a map and georeferenced it using the plugin.
> 
> When it appears in qgis it looks stretched: about double as wide as on paper.
> However, the coordinates are correct. I can load a gpx-file into a
> vector layer, and it gets overlaid on the correct parts of the raster
> map.
> 
> Is there a way to change horizontal and/or vertical scale on the screen?
> 
> I think the reason might be (please correct me if I'm wrong) that the
> paper map is originally in SWEREF99, but I georeferenced in using
> points of WGS84...
> 
> I tried to georeference it in SWEREF99 directly, but then the gpx
> tracks would load to completely different areas.
> 
> Regards,
> Magnus

Try reprojecting it to the SWEREF99 and it will likely look more like
the paper map.

Enjoy,
Alex



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