GeoidHeightsDotNet
Calculate point geoid undulations at any given WGS 84 latitude and longitude by spherical harmonic synthesis. C# library with all necessary data ported from fortran code published here: http://earth-info.nga.mil/GandG/wgs84/gravitymod/egm96/egm96.html Usage Example: double h = GeoidHeights.undulation(38.6281550, 269.7791550);
Install
dotnet add package GeoidHeightsDotNet --version 1.0.3
Install-Package GeoidHeightsDotNet -Version 1.0.3
<PackageReference Include="GeoidHeightsDotNet" Version="1.0.3" />
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