EUFAR - The EUropean Facility for Airborne Research

Aircraft: ATR42 - SAFIRE

Dimensions

Length: 22.67 m
Height: 7.75 m
Wingspan: 24.57 m

22.67 m 7.75 m 24.57 m

Flying performances

Speed


Min speed	70 m/s
Max speed	134 m/s
Usual speed during measurements	100 m/s
Usual speed during transit flights	134 m/s
Ascent rate	6 m/s

Altitude


Min altitude	Above sea: 200 ft Above ground: 500 ft
Max ceiling	25 000 ft
Usual ceiling during measurements	21 000 ft
Ceiling limitations	n/c

Payload


Empty weight	11 300 kg
Max take-off weight	16 900 kg
Max payload	4 600 kg
Max scientific payload	3 300 kg (X-coordinate of 2nd point)
Usual scientific payload during measurements	2 000 kg
Scientific payload for max endurance	100 kg (X-coordinate of 1st point)

Aircraft autonomy

Endurance


Max endurance at min scientific payload and max fuel	6 h (Y-coordinate of 1st point)
Endurance at max scientific payload	2 h (Y-coordinate of 2nd point)

Range


Max range	2 200 km (at min scientific payload and max fuel)
Conditions for max range	n/c
Range at max scientific payload	0 km
Usual range during measurement flight	1 500 km

Other


Weather conditions limitations	VFR, IFR, icing conditions
Take-off runway length	1 200 m
Engines	2 x Pratt&Whitney PW121
Avionics	EFIS equipped

Crew and scientists on board


Crew (pilots + operators)	2 + 2
Seats available for scientists	7

Cabin


Length	11.56 m
Width	2.57 m
Height	1.91 m
Apertures	main door: W0.75 m x H1.75 m ; Cargo door: W1.28 m x H1.53 m
Cabin pressurized	yes
More information	no

Aircraft modifications


Nose boom	a 5 holes probe in the nose for high rate turbulence measurements
Windows	all windows can be equipped with scientific instruments
Openings	top of fuselage: 2 holes D0.150 m, 1 hole D0.20 m, 1 hole D0.40 m ; bottom of fuselage: 1 large front opening W0.40 m x L0.60 m, 1 large back opening W0.40 m x L0.70 m, 2 holes D0.15 m, 1 hole D0.20 m
Hard points	PMS carrying points under the wings (3 per wing max.) Other heavier carrying point around fuselage (4 points)
Inlets	- Isokinetic Aerosol inlet on the front right window - CVI aerosol inlet on the top left of fuselage (on demand) - many chemistry inflow or reverse flow inlets.
Additionnal systems	see all aircraft modifications in the attached document

Acquisition systems

Data acquisition is centralized and each scientist can display all parameters on his/her screen. Time series of all data can be provided after each flight (within 2 hours).

Electrical power


Aircraft total electrical power (kW)	18 kW at ground with external power 20 kW in flight 14 kW in hotel mode (On ground with engine running. When no ground power unit available)
Electrical power (kW) and voltages (V) available for scientists

Aircraft acronym	ATR42 - SAFIRE	Registration number	F-HMTO
Operator	Service des Avions Francais Instrumentés pour la Recherche en Environnement	Transnational Access status	Open to TA
Manufacturer	ATR, ATR42-320	Engine category	Turbo propeller
Aircraft type	Research	Categories	Troposphere