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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(goe531-il) GOE 531 AIRFOIL | Gottingen 531 airfoil Max thickness 13.8% at 19.5% chord Max camber 14.7% at 49.3% chord | Remove Airfoil details Airfoil plotter |
(goe417a-il) GOE 417A (GEW. PLATTE) AIRFOIL | Gottingen 417A (GEW. PLATTE) airfoil Max thickness 3.2% at 2.5% chord Max camber 5.9% at 40% chord | Remove Airfoil details Airfoil plotter |
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Polars for (goe531-il,goe417a-il)
| Plot | Airfoil | Reynolds # | Ncrit | Max Cl/Cd | Description | Source | |
|---|---|---|---|---|---|---|---|
| goe531-il | 50,000 | 9 | 4.2 at α=16.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe531-il | 50,000 | 5 | 7.1 at α=18.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe531-il | 100,000 | 9 | 7.7 at α=19.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe531-il | 100,000 | 5 | 9.9 at α=18.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe531-il | 200,000 | 9 | 13.7 at α=19.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe531-il | 200,000 | 5 | 13.5 at α=17.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe531-il | 500,000 | 9 | 67.5 at α=2° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe531-il | 500,000 | 5 | 66.1 at α=3.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe531-il | 1,000,000 | 9 | 100.8 at α=2° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe531-il | 1,000,000 | 5 | 86.7 at α=2.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe417a-il | 50,000 | 9 | 46.5 at α=6.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe417a-il | 50,000 | 5 | 45.2 at α=6.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe417a-il | 100,000 | 9 | 65.5 at α=6° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe417a-il | 100,000 | 5 | 56.4 at α=5.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe417a-il | 200,000 | 9 | 71.8 at α=5.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe417a-il | 200,000 | 5 | 61.1 at α=6° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe417a-il | 500,000 | 9 | 75.9 at α=5.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe417a-il | 500,000 | 5 | 68.1 at α=6.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe417a-il | 1,000,000 | 9 | 86.7 at α=7.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe417a-il | 1,000,000 | 5 | 116.9 at α=1.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
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