CODE NAME : L-39

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Engines : The aircraft is powered by a
AI-25 TL twin shaft turbofan
engine
Basic performance data
(for a/c weight 4,300 kg)
Maximum level speed : 755 km/h (407 kts)
Dive speed : 910 kn/h (491 kts)
Stall speed
(landing flaps) :
169 - 190 km/h
91 - 103 kts
Maximum climb rate : 22 meters/second
(4,330 feet/minute)
Climb to 5,000 meters : 6 minutes
Range (with
underwing tanks) :
1,800 km (971 nm)
Endurance : 4 hours
Take-off distance
(over 15 meters) :
800 meters (2,625 feet)
Landing distance
(over 15meters) :
930 meters (3,050 feet)
Service ceiling : 11,000 meters (36,080 feet)
Dimensions  
Lenght : 12,13 meters
(39 feet 10 inches)
Height : 4,77 meters
(15 feet 5 inches)
Wingspan : 9,46 meters
(31 feet)
Wing Surface : 18,8 sq meters
(202 sq feet)