Cartographic & Geospatial Library
- Map Projections
- Transverse Mercator
- Web Mercator (EPSG 3857)
- ISO 3166-1 Country Codes
- Cartographic Types & Units
- Altitude and AltitudeReferenceFrame
- Latitude Angle
- Longitude Angle
- Elevation Angle
- Geodesic Types & Units
- Elliptical Shapes & Parameters
- Ellipsoidal Shapes & Parameters
- WGS84 Ellipsoid
- WGS84 "Average Sphere"
- WGS84 "Equal Area Sphere"
- WGS84 "Equal Volume Sphere"
- 1924 Hayford International Ellipsoid
- 1979 ITRS GRS80 Ellipsoid
- 1830 Airy Ellipsoid
- Navionics Ellipsoid
- Meridian Arc Length Calculations
- Radii of Curvature Calculations
- Coordinate Types & Units
- Absolute & Relative Coordinates
- Elliptical Coordinates (Latitude, Longitude, Altitude)
- Cartesian Coordinates (X, Y, Z)
- Horizontal Coordinates (Azimuth, Elevation)
- Position Uncertainty
- Altitude Uncertainty
- Specific Position Types
- Earth Centered Earth Fixed Cartesian Position
- WGS84 Elliptical Position
- East North Up Relative Position
- GPS Types
- Satellite Signals
- GPS Fix Types
- Dilutions of Precision