[Qgis-user] Measurement tool

[Nicolas Cadieux]

Hi,
Distances depend on the WGS84 ellipsoid.  Some tools don’t take that in consideration.  What tools are you using?
Nicolas

> Le 2 nov. 2018 à 08:36, Josh Hull <josh_hull at live.com> a écrit :
> 
> I'm having problems with the measurement tool. It is giving me an 
> inaccurate measurement when I am measuring both area and straight line 
> distance. I'm currently running QGIS 3.4 because the problem started in 
> 3.2.3 and I thought upgrading might solve the issue. I'm running windows 
> 10, 64bit and installed from the standalone installer. I use shape file 
> overlays of property lines that have been rock solid for the past couple 
> years. When I measure a 40 acre parcel of land with the area measurement 
> tool, QGIS tells me the area is over 83 acres. If I measure a straight 
> line distance along the side of a known 40 (it should be 1/4 mile), the 
> measurement tool shows .368 miles. I haven't made any changes to the CRS 
> and its using WGS 84 / Pseudo-Mercator. I primarily use the software for 
> maps in north central United States.
> 
> Any help would be awesome.
> 
> -- 
> Josh Hull
> Hull Forest Products LLC
> 218-349-9266
> www.forest.solutions
> 
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