using System;

using CoordinateSharp;

using CoordinateSharp.Magnetic;     

​

public class Program

{

    public static void Main()

    {

            Coordinate c = new Coordinate(45, -121, DateTime.Now);

            Magnetic m = new Magnetic(c, DataModel.WMM2020);

​

            Console.WriteLine("Declination: " + m.MagneticFieldElements.Declination);

            Console.WriteLine("Declination Uncertainty:" + m.Uncertainty.Declination);

​

    }

}