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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(e407-il) EPPLER 407 AIRFOIL | Eppler E407 sailplane airfoil Max thickness 14.4% at 36.6% chord Max camber 3.5% at 71.7% chord | Remove Airfoil details Airfoil plotter |
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Polars for (e407-il)
| Plot | Airfoil | Reynolds # | Ncrit | Max Cl/Cd | Description | Source | |
|---|---|---|---|---|---|---|---|
| e407-il | 50,000 | 9 | 34.2 at α=8.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e407-il | 50,000 | 5 | 30.9 at α=8.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e407-il | 100,000 | 9 | 50.6 at α=7.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e407-il | 100,000 | 5 | 48.2 at α=6.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e407-il | 200,000 | 9 | 72 at α=6° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e407-il | 200,000 | 5 | 72 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e407-il | 500,000 | 9 | 113 at α=4° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e407-il | 500,000 | 5 | 104.1 at α=2.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e407-il | 1,000,000 | 9 | 144.3 at α=2.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e407-il | 1,000,000 | 5 | 121.5 at α=1.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
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