A18 (smoothed)

Archer A18 F1C free flight airfoil (smoothed)

Thickness: 7.3%
Camber: 3.8%
Trailing edge angle: 9.0o
Lower flatness: 82.3%
Leading edge radius: 1.3%
Max CL: 1.123
Max CL angle: 5.5
Max L/D: 94.393
Max L/D angle: 4.5
Max L/D CL: 1.017
Stall angle: 5.5
Zero-lift angle: -4.0