EntityQ3030660· pop 6· linked from 89 articlesgeographical distanceSign in to savedistance measured along the surface of the earthConnectionsgeodesyEntityEarth radiusEntityspatial reference systemEntityGeodetic coordinatesEntitygeodesics on an ellipsoidEntityEarthConceptgeographic coordinate systemEntityInternational Standard Book NumberEntityPythagorean theoremEntitylatitudeEntitylongitudeEntityGlobal Positioning SystemEntitydistanceEntitydigital object identifierEntitycartographyEntitydeltaEntityradianEntitydegreeEntitygeographic information systemEntitynautical mileEntityCategoriesCartographyEarthGeodesy