calculate distance using latitude and longitude c#
var sCoord = new GeoCoordinate(sLatitude, sLongitude);
var eCoord = new GeoCoordinate(eLatitude, eLongitude);
return sCoord.GetDistanceTo(eCoord);calculate distance using latitude and longitude c#
var sCoord = new GeoCoordinate(sLatitude, sLongitude);
var eCoord = new GeoCoordinate(eLatitude, eLongitude);
return sCoord.GetDistanceTo(eCoord);calculate distance using latitude and longitude c#
public static double DistanceTo(double lat1, double lon1, double lat2, double lon2, char unit = 'K')
{
double rlat1 = Math.PI*lat1/180;
double rlat2 = Math.PI*lat2/180;
double theta = lon1 - lon2;
double rtheta = Math.PI*theta/180;
double dist =
Math.Sin(rlat1)*Math.Sin(rlat2) + Math.Cos(rlat1)*
Math.Cos(rlat2)*Math.Cos(rtheta);
dist = Math.Acos(dist);
dist = dist*180/Math.PI;
dist = dist*60*1.1515;
switch (unit)
{
case 'K': //Kilometers -> default
return dist*1.609344;
case 'N': //Nautical Miles
return dist*0.8684;
case 'M': //Miles
return dist;
}
return dist;
}Copyright © 2021 Codeinu
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