Comparing Airfoils

EPPLER 637 AIRFOIL

AH 80-136

EPPLER 637 AIRFOIL AH 80-136
Thickness (%) 12.069 13.545
Camber (%) 3.543 3.397
Trailing Edge Angle (%) 14.927 8.297
Lower Surface Flatness 11.552 9.527
Leading Edge Radius (%) 2.384 2.211
Maximum Lift (CL) 1.182 1.015
Maximum Lift Angle-of-Attack (deg) 14.000 15.000
Maximum Lift-to-drag (L/D) 33.645 24.677
Lift at Maximum Lift-to-drag 0.503 0.783
Angle-of-Attack for Maximum Lift-to-drag (L/D) 3.000 8.500