[Qgis-user] measuring tool in error?

Magnus Homann magnus at homann.se
Mon Sep 15 13:47:16 PDT 2008


Jim Hammack wrote:
> Another question regarding 0.11.0-Metis under Slackware 12.1.  When measuring 
> distances, the results are obviously incorrect.  In the screen capture 
> (http://unisips.com/qgis), I have measured from the end of the chain of green 
> points to the coastline (the white line.)  The distance is given as over 227,000 
> degrees - clearly wrong.  Shapefiles are geographic (lat/lon) in NAD83:
> 
> +proj=longlat +ellps=GRS80 +datum=NAD83 +no_defs
> 
> I just started using qgis and am extremely happy with it.  I'm relatively new to 
> GIS in general, so I'm not sure if I've found a bug or if I'm doing something 
> wrong.  Any help would be appreciated.

Did you have on-the-fly projection set?

Magnus



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