Tobias, Thank you for that suggestion. I am now using the geographiclib routines in Shape Tools' XY to Line routine that was released today. I am still including Great Circle as an option and if you zoom in you can see the differences.
http://plugins.qgis.org/plugins/shapetools/ All the best, Calvin Wait, it's way better to use this one: > https://geographiclib.sourceforge.io/ > > There's a Python port and it's extreme accurate and quick. > It's under MIT and it works great (just tested it). > > It also works with WGS84 and all other ellipsoids (WGS84 should be > fine for most of the users). > > This might be the easiest and best way for accurate distances and > azimuths. > > >
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