mag-compass.ac Aircraft/c172p/Models/Effects/interior/c172p-interior Casing Interior Aircraft/c172p/Models/Effects/interior/c172p-interior-radiance Ring rotate Ring /instrumentation/magnetic-compass/indicated-heading-deg -1 -0.36466 0.00 0.2468 -0.36466 0.00 0.23101 pick Ring set-tooltip magnetcompass Magnetic heading: %3d instrumentation/magnetic-compass/indicated-heading-deg heading material Ring 0.45 0.09 0.00001 /sim/model//material/instruments/factor