R140 (original)

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Thickness: 12.0%
Camber: 0.5%
Trailing edge angle: 15.7o
Lower flatness: 25.0%
Leading edge radius: 1.1%
Max CL: 0.6
Max CL angle: 9.5
Max L/D: 31.632
Max L/D angle: 3.0
Max L/D CL: 0.387
Stall angle: 3.0
Zero-lift angle: 0.0