9520=COMPD_CS["KSA-GRF17 + KSA-VRF14 height",GEOGCS["KSA-GRF17",DATUM["Kingdom_of_Saudi_Arabia_Geodetic_Reference_Frame_2017",SPHEROID["GRS 1980",6378137,298.257222101,AUTHORITY["EPSG","7019"]],AUTHORITY["EPSG","1268"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","9333"]],VERT_CS["KSA-VRF14 height",VERT_DATUM["Kingdom of Saudi Arabia Vertical Reference Frame Jeddah 2014",2005,AUTHORITY["EPSG","1269"]],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Gravity-related height",UP],AUTHORITY["EPSG","9335"]],AUTHORITY["EPSG","9520"]]