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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(ah93k131-il) AH 93-K-131/15 | Althaus AH 93-K-131/15 airfoil for use with flaps (K) Max thickness 13.1% at 41.3% chord Max camber 3.6% at 41.3% chord | Remove Airfoil details Airfoil plotter |
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Polars for (ah93k131-il)
| Plot | Airfoil | Reynolds # | Ncrit | Max Cl/Cd | Description | Source | |
|---|---|---|---|---|---|---|---|
| ah93k131-il | 50,000 | 9 | 25 at α=11° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ah93k131-il | 50,000 | 5 | 22 at α=10.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| ah93k131-il | 100,000 | 9 | 42.3 at α=9.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ah93k131-il | 100,000 | 5 | 40.3 at α=8.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| ah93k131-il | 200,000 | 9 | 76 at α=7.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ah93k131-il | 200,000 | 5 | 74.3 at α=6.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| ah93k131-il | 500,000 | 9 | 115.7 at α=6.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ah93k131-il | 500,000 | 5 | 105.5 at α=5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| ah93k131-il | 1,000,000 | 9 | 138.3 at α=5.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ah93k131-il | 1,000,000 | 5 | 111.4 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
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