4
votes
Polygons no longer completely overlap after reprojection
As user30184 pointed out, this behavior is due to the fact that only the vertices were transformed. A straight line was then drawn between the transformed vertices when in reality the line should not ...
3
votes
Accepted
QGIS: Importing Data points from the same CSV-file puts them into different locations
See at the bottom for a workflow how to load the points correctly, correcting "wrong" coordinate values and using a virtual layer.
The problem: older "false easting" values
The ...
3
votes
How to make the longitude decrease from south to north in QGIS
Try a engineering projection.
I posted an answer to a question about custom-crs-for-artwork. Which is a similar problem, different specifics.
Maybe a projection like the following would do for your ...
3
votes
Availability of www.opengis.net CRS database
You can get a copy of the EPSG database from EPSG.org You'll need to register, but then it's a simple download.
Multiple variants are offered
1
vote
Unable to edit SRID in PostgreSQL pgAdmin
The CRS of your data is stored as a typemod of the column, postGIS keeps track of this value in the geometry_columns view which as you have discovered you can't edit (changing this would confuse ...
1
vote
What map projection is this ? is it Dymaxion map (Fuller)?
Looks like a Peirce quincuncial projection. See Wikipedia Peirce quincuncial projection for details
1
vote
Accepted
How to know which coordinate value is Lat/Lon resp. x/y?
You can use the QgsCoordinateReferenceSystem.hasAxisInverted() method to check against the standard case (which seems to be "east, north", i.e. "x, y").
Examples with a fairly ...
Only top scored, non community-wiki answers of a minimum length are eligible
Related Tags
coordinate-system × 8304qgis × 2024
arcgis-desktop × 993
python × 569
gdal × 476
raster × 474
r × 449
coordinates × 406
arcmap × 350
shapefile × 350
proj × 338
wgs84 × 333
epsg × 296
postgis × 290
latitude-longitude × 244
utm × 235
arcpy × 196
convert × 193
georeferencing × 183
datum × 175
openlayers × 157
openlayers-2 × 156
gdalwarp × 150
qgis-3 × 146
pyproj × 141