Prandtl-Glauert Correction
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Corrected CL
0.72 CL
1.441× incompressible CL
Beta factor
0.69
sqrt(1 - M²) at M 0.72
Corrected Cp
-0.86
-0.600 scaled by 1/beta
Compressibility amplification
M 0.72 · ×1.441
The correction amplifies the small-disturbance pressure field around the airfoil.
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