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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(b707c-il) BOEING 707 .40 SPAN AIRFOIL | Boeing Commercial Airplane Company model 707 airfoils Max thickness 9.6% at 30% chord Max camber 1.9% at 15% chord | Remove Airfoil details Airfoil plotter |
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Polars for (b707c-il)
| Plot | Airfoil | Reynolds # | Ncrit | Max Cl/Cd | Description | Source | |
|---|---|---|---|---|---|---|---|
| b707c-il | 50,000 | 9 | 33.7 at α=5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| b707c-il | 50,000 | 5 | 30.1 at α=3.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| b707c-il | 100,000 | 9 | 42.4 at α=3.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| b707c-il | 100,000 | 5 | 34.3 at α=5.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| b707c-il | 200,000 | 9 | 43.2 at α=4.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| b707c-il | 200,000 | 5 | 43.4 at α=6.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| b707c-il | 500,000 | 9 | 61.9 at α=7.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| b707c-il | 500,000 | 5 | 58.1 at α=5.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| b707c-il | 1,000,000 | 9 | 73.1 at α=6.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| b707c-il | 1,000,000 | 5 | 61.6 at α=6.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
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