EPPLER 668 AIRFOIL

Thickness: 13.9%
Camber: 4.0%
Trailing edge angle: 10.1o
Lower flatness: 9.8%
Leading edge radius: 2.3%
Efficiency: 40.4
Max CL: 1.554
Max CL angle: 10.5
Max L/D: 78.749
Max L/D angle: 6.5
Max L/D CL: 1.299
Stall angle: -0.5
Zero-lift angle: -5.0