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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(goe424-il) GOE 424 AIRFOIL | Gottingen 424 airfoil Max thickness 19.9% at 38.5% chord Max camber 4.8% at 38.5% chord | Remove Airfoil details Airfoil plotter |
(goe439-il) GOE 439 AIRFOIL | Gottingen 439 airfoil Max thickness 7.9% at 30% chord Max camber 5.2% at 40% chord | Remove Airfoil details Airfoil plotter |
(goe459-il) GOE 459 AIRFOIL | Gottingen 459 airfoil Max thickness 12.7% at 30% chord Max camber 0% at 0% chord | Remove Airfoil details Airfoil plotter |
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Polars for (goe424-il,goe439-il,goe459-il)
| Plot | Airfoil | Reynolds # | Ncrit | Max Cl/Cd | Description | Source | |
|---|---|---|---|---|---|---|---|
| goe424-il | 50,000 | 9 | 3.6 at α=9.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe424-il | 50,000 | 5 | 16.2 at α=1.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe424-il | 100,000 | 9 | 22.4 at α=2° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe424-il | 100,000 | 5 | 37.4 at α=5.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe424-il | 200,000 | 9 | 59 at α=10° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe424-il | 200,000 | 5 | 63.3 at α=7.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe424-il | 500,000 | 9 | 96.4 at α=8.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe424-il | 500,000 | 5 | 93.8 at α=7.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe424-il | 1,000,000 | 9 | 124.2 at α=7.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe424-il | 1,000,000 | 5 | 117.5 at α=6.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe439-il | 50,000 | 9 | 28.7 at α=9.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe439-il | 50,000 | 5 | 40.8 at α=6.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe439-il | 100,000 | 9 | 59.1 at α=7.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe439-il | 100,000 | 5 | 61.1 at α=5.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe439-il | 200,000 | 9 | 79.3 at α=6.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe439-il | 200,000 | 5 | 80.6 at α=5.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe439-il | 500,000 | 9 | 108.4 at α=4.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe439-il | 500,000 | 5 | 106.1 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe439-il | 1,000,000 | 9 | 129.3 at α=4.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe439-il | 1,000,000 | 5 | 123.7 at α=4° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe459-il | 50,000 | 9 | 28.6 at α=5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe459-il | 50,000 | 5 | 27.8 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe459-il | 100,000 | 9 | 40.5 at α=4.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe459-il | 100,000 | 5 | 37.3 at α=5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe459-il | 200,000 | 9 | 49.3 at α=4.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe459-il | 200,000 | 5 | 45.3 at α=6.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe459-il | 500,000 | 9 | 59 at α=7.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe459-il | 500,000 | 5 | 60.2 at α=8.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe459-il | 1,000,000 | 9 | 75.6 at α=10.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe459-il | 1,000,000 | 5 | 75.4 at α=9.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
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