General characteristics · Crew: 2 · Length: 8.18 m (26 ft 10 in) · Wingspan: 16 m (52 ft 6 in) · Height: 1.6 m (5 ft 3 in) · Wing area: 17.5 m2 (188 sq ft) · Aspect ratio: 14.6:1 · Airfoil: Gö 535/Gö 549 · Empty weight: 295 kg (650 lb) · Max takeoff weight: 480 kg (1,058 lb) Performance · Stall speed: 57 km/h (35 mph; 31 kn) · Never exceed speed: 200 km/h (124 mph; 108 kn) in smooth air 140 km/h (76 kn) in rough air 140 km/h (76 kn) on aero-tow 100 km/h (54 kn) on winch launch · g limits: +4.0 -2.0 at 140 km/h (76 kn) · Maximum glide ratio: 27 at 85 km/h (46 kn) · Rate of sink: 0.80 m/s (157 ft/min) at 68 km/h (37 kn) · Wing loading: 27.7 kg/m2 (5.7 lb/sq ft)