Look here: http://williams.best.vwh.net/avform.htm#LL and remember to read the top notes about using radians.
Kind regards Uffe Kousgaard www.routeware.dk ----- Original Message ----- From: "Tim Smith" <[EMAIL PROTECTED]> A C++ algorithm to do it would be fine. I can't believe MapX doesn't support such a calculation. Tim --------------------------------------------------------------------- List hosting provided by Directions Magazine | www.directionsmag.com | To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED] Message number: 12396