EntityQ1155470· pop 35· linked from 669 articlesEarth radiusSign in to savemean distance from the Earth's center to its surfaceConnectionsparsecEntitylatitudeEntityreference ellipsoidEntityfigure of the EarthEntityWorld Geodetic SystemEntitysemi-axisEntitysea levelEntityspheroidEntitygeodesic curveEntitycircumferenceEntityconversion of unitsEntitygeodetic reference systemEntityInternational Union of Geodesy and GeophysicsEntityGaussian curvatureEntityradius of curvatureEntityspatial reference systemEntitymeridian arcEntityGeodetic coordinatesEntityEarthConceptAsiaEntityCategoriesEarthPlanetary geologyPlanetary scienceRadiiUnits of measurement in astronomy