FA20 - DLR
The information displayed on this website is subject to change.
Its nature is only indicative and confirmation must be provided by the operator of the facility.
Min speed: 82 m/s
Max speed: 260 m/s
Usual speed during transit flights: 200 m/s
Ascent rate: 7 m/s
Altitude: (1 ft = 0.31 m)
Above sea: 500 ft
Max ceiling: 42000 ft
Above ground: 500 ft
Usual ceiling during measurements: 39000 ft
Data sheet / LBA (German Aviation Authority)
Airframe and Enginetyp determined
Empty weight: 8317 kg
Max take-off weight: 13755 kg
Max payload: 1400 kg
Usual scientific payload during measurements: 1640 kg
Max endurance: 4 h (at min scientific payload and max fuel) (Y-coordinate of 1st point)
Max range: 3150 km (at min scientific payload and max fuel)
Conditions for max range:
FL350 at max fuel. Speed = 400 KTAS
Range at max scientific payload: 2780 km
Weather conditions limitations:
VFR (2 pilots), IFR (2 pilots)
Take-off runway length: 1830 m
Honeywell TFE 731-5BR-2C;(2*4750 lbs);
EFIS-cockpit with GNS-X flight management systems.
Crew and scientists on board:
Crew (pilots + operators): 2 pilots for all operations;
Seats available for scientists: From 2 to 10 depending on missions.
Length: LH : 5.10 m RH : 4.60 m
Width: 1.5 m (on the floor)
Height: 1.64 m - 1.72 m
Main door : 1.5 m x 0.8 m;
length 1.8 m made of CFK for carrying measuring probes (e.g. five hole probes for turbulence measurements)
2 coverable foto windows in the bottom and 1 on top of the fuselage with a diameter of 520 mm each.
Opening with a size of 250 x 570 mm at the left fuselage side for optical or IR-equipment. 4 openings with a diameter of 80 mm on top of the fuselage.
5 hardpoint stations (2 under each wing, 1 under the bottom of the fuselage) to carry loads up to 130 kg each.
pyranometer - radiometer
pyrgeometer - surface temp
KT 19 Heimann
up to 126 Data channels
up to 100 Hz sampling rate
several interfaces to connect user acquisition systems
inflight data processing
online graphic quicklook system
separate storage of raw and online processed physical data
redundant storage (4x)
Aircraft total electrical power (kW):
28 V / max 600 A conversion to 220V / 50 Hz
Electrical power (kW) and voltages (V) available for scientists: