Converting and Displaying Coordinates in ArcGIS 10
How much is the error in physical longitude and lagitude (e.g. meters) corresponding to a +-0.0001 error in GPS coordinates? - Geographic Information Systems Stack Exchange
Converting and Displaying Coordinates in ArcGIS 10
python 3.x - Converting lat/lon coordinates into meters/kilometers for use in a metpy HRRR cross section - Stack Overflow