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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(usa51-il) USA 51 AIRFOIL | USA-51 airfoil Max thickness 9.3% at 30% chord Max camber 2.6% at 30% chord | Remove Airfoil details Airfoil plotter |
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Polars for (usa51-il)
| Plot | Airfoil | Reynolds # | Ncrit | Max Cl/Cd | Description | Source | |
|---|---|---|---|---|---|---|---|
| usa51-il | 50,000 | 9 | 32.4 at α=8.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| usa51-il | 50,000 | 5 | 35.2 at α=6.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| usa51-il | 100,000 | 9 | 48.2 at α=6° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| usa51-il | 100,000 | 5 | 48.9 at α=5.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| usa51-il | 200,000 | 9 | 63.2 at α=5.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| usa51-il | 200,000 | 5 | 60.3 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| usa51-il | 500,000 | 9 | 80.7 at α=4° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| usa51-il | 500,000 | 5 | 73 at α=3.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| usa51-il | 1,000,000 | 9 | 92.1 at α=3.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| usa51-il | 1,000,000 | 5 | 86.2 at α=5.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
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