Airfoil Comparison
Select airfoils from the airfoil database or add your own airfoils and compare the airfoil shape and lift/drag polars.
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(goe239-il) GOE 239 (MVA H.31) AIRFOIL | Gottingen 239 (MVA H.31) airfoil Max thickness 11.2% at 19.8% chord Max camber 6% at 39.8% chord | Remove Airfoil details Airfoil plotter |
(fx73170a-il) WORTMANN FX 73-170 A | Wortmann FX 73-170 A airfoil Max thickness 17.1% at 43.5% chord Max camber 5.6% at 43.5% chord | Remove Airfoil details Airfoil plotter |
(fx83w227-il) FX 83-W-227 | Wortmann FX 83-W-227 airfoil for use on wind turbines (W) Max thickness 22.6% at 33.9% chord Max camber 3.4% at 40.2% chord | Remove Airfoil details Airfoil plotter |
(fx711525-il) FX 71-L-150/25 AIRFOIL | Wortmann FX 71-L-150/25 airfoil Max thickness 15% at 33.9% chord Max camber 0% at 0% chord | Remove Airfoil details Airfoil plotter |
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Polars for (goe239-il,fx73170a-il,fx83w227-il,fx711525-il)
| Plot | Airfoil | Reynolds # | Ncrit | Max Cl/Cd | Description | Source | |
|---|---|---|---|---|---|---|---|
| goe239-il | 50,000 | 9 | 17.3 at α=3.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe239-il | 50,000 | 5 | 38.8 at α=5.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe239-il | 100,000 | 9 | 54.5 at α=9.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe239-il | 100,000 | 5 | 60.7 at α=6.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe239-il | 200,000 | 9 | 81.8 at α=7.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe239-il | 200,000 | 5 | 83.6 at α=6.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe239-il | 500,000 | 9 | 118.1 at α=6° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe239-il | 500,000 | 5 | 113 at α=4.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe239-il | 1,000,000 | 9 | 144.3 at α=4.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe239-il | 1,000,000 | 5 | 125.6 at α=5.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx73170a-il | 50,000 | 9 | 4.8 at α=11.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx73170a-il | 50,000 | 5 | 11.1 at α=16° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx73170a-il | 100,000 | 9 | 18.1 at α=14.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx73170a-il | 100,000 | 5 | 17.4 at α=13.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx73170a-il | 200,000 | 9 | 31.2 at α=13° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx73170a-il | 200,000 | 5 | 51.2 at α=6° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx73170a-il | 500,000 | 9 | 117.8 at α=8.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx73170a-il | 500,000 | 5 | 110.3 at α=7.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx73170a-il | 1,000,000 | 9 | 151.7 at α=7.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx73170a-il | 1,000,000 | 5 | 144 at α=7° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx83w227-il | 50,000 | 9 | 2.3 at α=10.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx83w227-il | 50,000 | 5 | 7 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx83w227-il | 100,000 | 9 | 8.9 at α=4.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx83w227-il | 100,000 | 5 | 31.3 at α=6.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx83w227-il | 200,000 | 9 | 56.2 at α=8.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx83w227-il | 200,000 | 5 | 50 at α=8° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx83w227-il | 500,000 | 9 | 73.2 at α=8.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx83w227-il | 500,000 | 5 | 62.9 at α=8.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx83w227-il | 1,000,000 | 9 | 84.4 at α=8.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx83w227-il | 1,000,000 | 5 | 73.5 at α=9.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx711525-il | 50,000 | 9 | 27.4 at α=7° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx711525-il | 50,000 | 5 | 26.8 at α=6.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx711525-il | 100,000 | 9 | 38.7 at α=6.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx711525-il | 100,000 | 5 | 34.2 at α=6° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx711525-il | 200,000 | 9 | 46.1 at α=5.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx711525-il | 200,000 | 5 | 39.1 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx711525-il | 500,000 | 9 | 50.5 at α=4.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx711525-il | 500,000 | 5 | 48.3 at α=7.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx711525-il | 1,000,000 | 9 | 58.2 at α=7.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx711525-il | 1,000,000 | 5 | 57.4 at α=8.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
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