_this = createMarker ["AIBase", [6894.39,11433.8,0.001]];
    _this setMarkerShape "ELLIPSE";
    _this setMarkerType "Empty";
    _this setMarkerBrush "Solid";
    _this setMarkerSize [350, 350];
    _this setMarkerAlpha 0;

    _this = createMarker ["AIBase2", [6900.98,11399.4,0.002]];
    _this setMarkerShape "ELLIPSE";
    _this setMarkerType "Empty";
    _this setMarkerBrush "Solid";
    _this setMarkerSize [100, 100];
    _this setMarkerAlpha 0;

    _this = createMarker ["AIBase3", [6908.45,11433.2,0.001]];
    _this setMarkerShape "ELLIPSE";
    _this setMarkerType "Empty";
    _this setMarkerBrush "Solid";
    _this setMarkerSize [100, 100];
    _this setMarkerAlpha 0;

    _this = createMarker ["AIBase4", [6879.3,11432.6,0.001]];
    _this setMarkerShape "ELLIPSE";
    _this setMarkerType "Empty";
    _this setMarkerBrush "Solid";
    _this setMarkerSize [100, 100];
    _this setMarkerAlpha 0;