====== Boarder Radius GPX ====== using BAMCIS.GIS; using System; using System.Text; namespace Radius { // NuGet: BAMCIS.GeoCoordinate internal class Program { private const double Radius = 11.0; static void Main(string[] args) { GeoCoordinate Source = new GeoCoordinate(-40.166507, 175.470452); var output = new StringBuilder(); output.AppendLine(@" 10k Boarder 9 "); for (int i = 0; i < 361; i += 4) { var point = Source.FindDestination(i, Radius, DistanceType.KILOMETERS); output.AppendLine($" "); } output.AppendLine(@" "); Console.WriteLine(output.ToString()); System.IO.File.WriteAllText("10k Boarder.gpx", output.ToString()); } } }