Title_en,OctetNo,Contents_en,Note_en,noteIDs,codeTable,flagTable,Status general unstructured grid,15,Shape of the Earth,(see Code table 3.2),,3.2,,Operational general unstructured grid,16-18,Number of grid used (defined by originating centre),,,,,Operational general unstructured grid,19,Number of grid in reference (to allow annotating for Arakawa C-grid on arbitrary grid),(see Note),86,,,Operational general unstructured grid,20-35,Universally Unique Identifier of horizontal grid,,,,,Operational