Hi, Disable projection on the fly. Make sure the project is in the same CRS as your maps. Nicolas
> Le 17 mai 2018 à 12:14, Carlos Henrique Grohmann de Carvalho > <carlos.grohm...@gmail.com> a écrit : > > Hello all > > I have two pngs of topographic maps from southeastern Brazil (a zip file with > images and points is available here: > https://www.dropbox.com/s/mexeh4be46pgsk6/images_georef.zip?dl=0) > > I'm trying to georeference them, but with partial success only. In this image > (https://www.dropbox.com/s/37xxqp4fkwpdyqh/utm_error.png?dl=0) you can see > that the X coordinate is fine, but the Y coordinate of the two maps won't > match. > > Both maps use South American Datum 1969. I selected points near the edges, > and used the UTM values. > > Interestingly, if I use Lat/Long, and place the points at the corners, using > decimal degrees, the maps align perfectly. > > > Any help is appreciated > > > -- > Prof. Carlos Henrique Grohmann > Institute of Energy and Environment - Univ. of São Paulo, Brazil > - Digital Terrain Analysis | GIS | Remote Sensing - > > http://carlosgrohmann.com > http://orcid.org/0000-0001-5073-5572 > ________________ > Can’t stop the signal. > _______________________________________________ > Qgis-user mailing list > Qgis-user@lists.osgeo.org > List info: https://lists.osgeo.org/mailman/listinfo/qgis-user > Unsubscribe: https://lists.osgeo.org/mailman/listinfo/qgis-user
_______________________________________________ Qgis-user mailing list Qgis-user@lists.osgeo.org List info: https://lists.osgeo.org/mailman/listinfo/qgis-user Unsubscribe: https://lists.osgeo.org/mailman/listinfo/qgis-user