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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(goe591-il) GOE 591 AIRFOIL | Gottingen 591 airfoil Max thickness 11.2% at 30% chord Max camber 5.1% at 40% chord | Remove Airfoil details Airfoil plotter |
(usa35-il) USA 35 AIRFOIL | USA-35 airfoil Max thickness 18.2% at 29.4% chord Max camber 6.4% at 39.4% chord | Remove Airfoil details Airfoil plotter |
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Polars for (goe591-il,usa35-il)
| Plot | Airfoil | Reynolds # | Ncrit | Max Cl/Cd | Description | Source | |
|---|---|---|---|---|---|---|---|
| goe591-il | 50,000 | 9 | 16 at α=14.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe591-il | 50,000 | 5 | 34.4 at α=7.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe591-il | 100,000 | 9 | 52.7 at α=7.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe591-il | 100,000 | 5 | 57.3 at α=6.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe591-il | 200,000 | 9 | 77.2 at α=6.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe591-il | 200,000 | 5 | 76.9 at α=6° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe591-il | 500,000 | 9 | 108 at α=6° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe591-il | 500,000 | 5 | 103.1 at α=5.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe591-il | 1,000,000 | 9 | 132.3 at α=5.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe591-il | 1,000,000 | 5 | 122.7 at α=5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| usa35-il | 50,000 | 9 | 4.3 at α=9° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| usa35-il | 50,000 | 5 | 20.6 at α=2.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| usa35-il | 100,000 | 9 | 35.4 at α=5.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| usa35-il | 100,000 | 5 | 46.4 at α=5.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| usa35-il | 200,000 | 9 | 66.5 at α=7.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| usa35-il | 200,000 | 5 | 67 at α=5.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| usa35-il | 500,000 | 9 | 97.7 at α=5.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| usa35-il | 500,000 | 5 | 92.2 at α=4.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| usa35-il | 1,000,000 | 9 | 122.3 at α=4.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| usa35-il | 1,000,000 | 5 | 109.5 at α=5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
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