PLO: Latitude, Longitude, & Orthometric Height Coordinates & ParametersMitch PalmerNovember 27, 2019geolab2020, geolab, record, observation, latitude, longitude, orthometric height, 3D coordinate
PLH: Latitude, Longitude, & Ellipsoidal Height Coordinates & ParametersMitch PalmerNovember 27, 2019geolab2020, geolab, record, observation, latitude, longitude, ellipsoidal height, 3D coordinate
PL: Latitude & Longitude Coordinates & ParametersMitch PalmerNovember 27, 2019geolab2020, geolab, record, observation, latitude, longitude, 2D coordinate