[Proj] Distance calculations

OvV_HN ovv at hetnet.nl
Sat Oct 18 13:49:59 EDT 2008


This method is still used in Simgear.
http://www.simgear.org/doxygen/sg__geodesy_8cxx-source.html
Is there any significant difference with the Vincenty method?

Oscar van Vlijmen

> ----- Original Message ----- 
> From: "Irwin Scollar" <al001 at uni-koeln.de>
> To: <proj at lists.maptools.org>
> Sent: Saturday, October 18, 2008 10:46 AM
> Subject: [Proj] Distance calculations
> 
> 
>> The Zhang Xue-Lian method of distance calculation was implemented in 
>> C in the NIMA/MUSE DTCC4 program for the forward and inverse cases as 
>> distazm.h and distazm.c.  I converted the inverse implementation to 
>> Pascal for use in a dll which is freely available
> .......
>



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