U-2S Dragon Lady

U-2S Dragon Lady (High-altitude reconnaissance) – 31

Manufacturer: Lockheed Skunk Works, Lockheed Martin

Designer: Clarence «Kelly» Johnson

First flight: 1 August 1955

Introduction: 1957

Number built: 104

General characteristics

Crew: 1

Length: 19.2 m

Wingspan: 31.4 m

Height: 4.88 m

Wing area: 92.9 m²

Aspect ratio: 10.6

Empty weight: 6,760 kg

Max. takeoff weight: 18,100 kg

Powerplant: 1× General Electric F118-101 turbofan, 8,668 kgf (85 kN)

Performance

Maximum speed: Mach 0.67 (805 km/h)

Cruise speed: Mach 0.56 (690 km/h)

Stall speed: 130-145 km/h near ground

Range: 10,300 km

Service ceiling: 21,300+ m

Lift-to-drag ratio: 23:1

Flight endurance: 12 hours

U-2R

Re-designed airframes enlarged nearly 30% with underwing pods and increased fuel capacity

U-2S

Redesignation of the U-2R; updated with a General Electric F118 engine, improved sensors, and addition of a GPS receiver