NACA 4 Series:
% camber
location of max camber (fraction)
t/c (%age)
NACA thickness distribution equation:
Mean line (camber) equation:
NACA 4 series airfoil reformulated as a single curve which starts at the upper trailing edge and ends at the lower trailing edge. It also uses a cosine distribution to consentrate the points at the nose and trailing edge.
Spanwise Air-Load Distribution