Selig S1223 high lift low Reynolds number airfoilMax thickness 12.1% at 19.8% chord.Max camber 8.1% at 49% chordSource UIUC Airfoil Coordinates DatabaseSource dat fileThe dat file is in Selig format S1223 1.00000 0.00000 0.99838 0.00126 0.99417 0.00494 0.98825 0.01037 0.98075 0.01646 0.97111 ...
Richard T. LaSalle modification of the S1223 to S1223RTLMax thickness 13.5% at 19.9% chord.Max camber 8.3% at 55.2% chordSource UIUC Airfoil Coordinates DatabaseSource dat fileThe dat file is in Selig format S1223 RTL 1.000000 0.000000 0.993582 0.005174 0.984237 0.012721 0.973452 0.019959 ...