NACA 63A008 x y (per cent c) 0 0 0.5 0.658 0.75 0.791 1.25 1.003 2.5 1.391 5 1.930 7.5 2.332 10 2.656 15 3.155 20 3.515 25 3.766 30 3.926 35 3.995 40 3.978 45 3.878 50 3.705 55 3.468 60 3.176 65 2.837 70 2.457 75 2.055 80 1.647 85 1.240 90 0.833 95 0.425 100 0.018 L.E. radius 0.473 per cent c T.E. radius 0.020 per cent c NACA 63A008 Basic Thickness Form Source: Abbott, Doenhoff: Theory of Wing Sections, page 342, 2nd Edition, Dover Book, New York, USA, 1959.