Dimensions: Length: 9.80 m; Height: 2.92 m; Wingspan: 10.92 m; Flying performances: Speed: Min speed: 50 m/s Max speed: 70 m/s Usual speed during measurements: 55 m/s Usual speed during transit flights: 70 m/s Ascent rate: 2 m/s Altitude: (1 ft = 0.31 m) Min altitude: Above sea: 492 ft Above ground: 492 ft Max ceiling: 19586 ft Usual ceiling during measurements: 11500 ft Ceiling limitations: some instruments are limited to 10000 ft or below Payload: Empty weight: 1266 kg Max take-off weight: 1923 kg Max payload: 657 kg Max scientific payload: 400 kg ... (X-coordinate of 2nd point) Usual scientific payload during measurements: 300 kg Endurance: Max endurance: 4 h (at min scientific payload and max fuel) (Y-coordinate of 1st point) Endurance at max scientific payload: 4 h ... (Y-coordinate of 2nd point) Range: Max range: 800 km (at min scientific payload and max fuel) Range at max scientific payload: 800 km Usual range during measurement flight: 800 km Other: Weather conditions limitations: IFR non icing, VFR Take-off runway length: 600 m Engines: 1x TSIO-520-M 310PS @ 2700RPM; Avionics: SM2000 stabilized Platform Ashtec G12-GPS (10Hz) HMR3000 attitude system (20Hz) Crew and scientists on board: Crew (pilots + operators): 2; Seats available for scientists: 3 including pilot Cabin: Length: 4320 mm Width: 740 - 940 mm Height: 650 - 1220 mm Apertures: 1x 490x550 @ 2120mm 1x d=220 @ 2280mm 1x 370x440 @ 3330mm; Cabin pressurized: No Aircraft modifications: Openings: see above Inlets: Wing air inlet Acquisition systems: CDAS Electrical power: Aircraft total electrical power (kW): Generator: Electrosystems 28V 95A Electrical power (kW) and voltages (V) available for scientists: 28V 80A, 230V 1kW