[Proj] Detecting new lat, lon coordinates from a initial point with an angle and length

Charles Karney charles.karney at sri.com
Mon Dec 16 09:47:18 EST 2013

On 2013-12-16 09:16, Norman Vine wrote:
> Proj includes the geod command line utilities for this
> http://trac.osgeo.org/proj/wiki/man_geod
> You might need to use the proj utility to get your coordinates into a
> form that geod wants
> http://trac.osgeo.org/proj/wiki/man_proj
> Geographiclib also has standalone and web tools todo this
> http://geographiclib.sourceforge.net/

Proj 4.9.0 will use improved algorithms for geodesics (the same as those
in GeographicLib) and will expose an API for these calculations.  See


for documentation.  A beta release of this version of Proj.4 is
available at


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