Start indoor diese virtuelle Letterbox an the Listingkoordinates in UTM ohne 32U.
Every beginning is heavy, but remember: the Web kann was.
Follow the Weg and the Anweisungen and me nothing you nothing you find heraus the Finalkoordinates.
Use the checker.
Much fun.
P.S. An the reale Listenkoordinaten is nix, only eine sunny yellow letterbox from the Deutsche Post.