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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(usa45-il) USA 45 AIRFOIL | USA-45 airfoil Max thickness 14.5% at 29.8% chord Max camber 4.1% at 29.8% chord | Remove Airfoil details Airfoil plotter |
(nacam12-il) NACA M12 | NACA M12 airfoil Max thickness 11.9% at 30% chord Max camber 2% at 30% chord | Remove Airfoil details Airfoil plotter |
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Polars for (usa45-il,nacam12-il)
| Plot | Airfoil | Reynolds # | Ncrit | Max Cl/Cd | Description | Source | |
|---|---|---|---|---|---|---|---|
| usa45-il | 50,000 | 9 | 17.1 at α=0.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| usa45-il | 50,000 | 5 | 25.6 at α=3.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| usa45-il | 100,000 | 9 | 33 at α=3.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| usa45-il | 100,000 | 5 | 42.3 at α=7.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| usa45-il | 200,000 | 9 | 59 at α=10.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| usa45-il | 200,000 | 5 | 62 at α=9° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| usa45-il | 500,000 | 9 | 90 at α=9.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| usa45-il | 500,000 | 5 | 89.9 at α=8° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| usa45-il | 1,000,000 | 9 | 115.9 at α=8.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| usa45-il | 1,000,000 | 5 | 112.3 at α=7.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| nacam12-il | 50,000 | 9 | 31.8 at α=8.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| nacam12-il | 50,000 | 5 | 33.6 at α=7.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| nacam12-il | 100,000 | 9 | 49.4 at α=7.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| nacam12-il | 100,000 | 5 | 48.8 at α=6.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| nacam12-il | 200,000 | 9 | 66.3 at α=6.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| nacam12-il | 200,000 | 5 | 56.6 at α=7.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| nacam12-il | 500,000 | 9 | 71.5 at α=6.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| nacam12-il | 500,000 | 5 | 62.7 at α=6.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| nacam12-il | 1,000,000 | 9 | 78.3 at α=5.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| nacam12-il | 1,000,000 | 5 | 71.7 at α=9.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
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