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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(la203a-il) DOUGLAS LA203A AIRFOIL | Douglas/Liebeck LA203A high lift airfoil Max thickness 15.7% at 34.3% chord Max camber 5.5% at 46% chord | Remove Airfoil details Airfoil plotter |
(n5h15-il) NACA 5-H-15 AIRFOIL | NACA 5-H-15 rotorcraft airfoil Max thickness 15.4% at 40% chord Max camber 2.9% at 30% chord | Remove Airfoil details Airfoil plotter |
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Polars for (la203a-il,n5h15-il)
| Plot | Airfoil | Reynolds # | Ncrit | Max Cl/Cd | Description | Source | |
|---|---|---|---|---|---|---|---|
| la203a-il | 50,000 | 9 | 6 at α=7.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| la203a-il | 50,000 | 5 | 13.7 at α=5.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| la203a-il | 100,000 | 9 | 30.6 at α=12.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| la203a-il | 100,000 | 5 | 46.5 at α=8° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| la203a-il | 200,000 | 9 | 82.4 at α=9° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| la203a-il | 200,000 | 5 | 85.4 at α=7.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| la203a-il | 500,000 | 9 | 127.7 at α=6.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| la203a-il | 500,000 | 5 | 124 at α=5.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| la203a-il | 1,000,000 | 9 | 160.5 at α=5.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| la203a-il | 1,000,000 | 5 | 151.5 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| n5h15-il | 50,000 | 9 | 14.2 at α=14.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| n5h15-il | 50,000 | 5 | 14.8 at α=2.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| n5h15-il | 100,000 | 9 | 30 at α=10.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| n5h15-il | 100,000 | 5 | 43.1 at α=8° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| n5h15-il | 200,000 | 9 | 70 at α=7.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| n5h15-il | 200,000 | 5 | 58.6 at α=7.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| n5h15-il | 500,000 | 9 | 78.2 at α=7.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| n5h15-il | 500,000 | 5 | 71.4 at α=7° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| n5h15-il | 1,000,000 | 9 | 92.8 at α=7.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| n5h15-il | 1,000,000 | 5 | 85.5 at α=6.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
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