EntityQ161779· pop 9· linked from 126 articlesspatial reference systemSign in to saveframe of reference used to represent positions on or near EarthConnectionsISO 0070EntityISO 31EntityUniversal Transverse MercatorEntityWorld Geodetic SystemEntityOrdnance Survey National GridEntityWS-AddressingEntitygeographic coordinate systemEntitygeographic information systemEntityreference ellipsoidEntityISO/IEC 8859EntityGRS 80Entityprojected coordinate systemEntitySimple FeaturesEntityHTMLEntitymetreEntityInternational Standard Book NumberEntityequatorEntityQ2407EntityWikidataEntityartificial satelliteEntityCategoriesGeodesyGeographic coordinate systemsGeographic information systemsGIS file formatsISO/TC 211Open Geospatial Consortium