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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(s9037-il) S9037 (9%) | Selig S9037 (9%) low Reynolds number airfoil used on the Opus R/C sailplane Max thickness 9% at 28.5% chord Max camber 3.3% at 42.4% chord | Remove Airfoil details Airfoil plotter |
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Polars for (s9037-il)
| Plot | Airfoil | Reynolds # | Ncrit | Max Cl/Cd | Description | Source | |
|---|---|---|---|---|---|---|---|
| s9037-il | 50,000 | 9 | 34.7 at α=7.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s9037-il | 50,000 | 5 | 39.8 at α=6.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s9037-il | 100,000 | 9 | 56.8 at α=6° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s9037-il | 100,000 | 5 | 57.7 at α=5.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s9037-il | 200,000 | 9 | 78.1 at α=5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s9037-il | 200,000 | 5 | 74.3 at α=5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s9037-il | 500,000 | 9 | 104.8 at α=4.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s9037-il | 500,000 | 5 | 95.2 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s9037-il | 1,000,000 | 9 | 123.2 at α=4.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s9037-il | 1,000,000 | 5 | 110.1 at α=4.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
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