http://www.oehive.org/taxonomy/term/993/0 oehive http://www.oehive.org/node/2058 <p>This is the Haversine formula translated into an ABL procedure. The Haversine formula is used for determining the Great-Circle distance in km between two latitude/longitude references.</p> <p>The formula is based off the Javascript interpretation here: <a href="http://www.codecodex.com/wiki/Calculate_Distance_Between_Two_Points_on_a_Globe#JavaScript" title="http://www.codecodex.com/wiki/Calculate_Distance_Between_Two_Points_on_a_Globe#JavaScript">http://www.codecodex.com/wiki/Calculate_Distance_Between_Two_Points_on_a...</a></p> <p>Requires <a href="http://www.oehive.org/project/lib">Progress STandard Libraries</a> with <code>math_asin</code> function uncommented (see <a href="http://www.oehive.org/node/2057" title="http://www.oehive.org/node/2057">http://www.oehive.org/node/2057</a>)</p> <br class="clear" /><div class="og_rss_groups"><ul class="links"><li class="first last og_links"><a href="/node/667" class="og_links">ABL(4GL) General Programming Group</a></li> </ul></div><p><a href="http://www.oehive.org/node/2058">read more</a></p> http://www.oehive.org/node/2058#comments distance Haversine latitudue longitude Code Samples ABL(4GL) General Programming Group Mon, 06 Feb 2012 06:44:31 +0000 d.cook 2058 at http://www.oehive.org