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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(goe257-il) GOE 257 AIRFOIL | Gottingen 257 airfoil Max thickness 8.8% at 30% chord Max camber 4.1% at 30% chord | Remove Airfoil details Airfoil plotter |
(goe474-il) GOE 474 AIRFOIL | Gottingen 474 airfoil Max thickness 7% at 30% chord Max camber 2.9% at 40% chord | Remove Airfoil details Airfoil plotter |
(goe288-il) GOE 288 AIRFOIL | Gottingen 288 airfoil Max thickness 17.4% at 29.3% chord Max camber 5.5% at 39.3% chord | Remove Airfoil details Airfoil plotter |
(usa40-il) USA 40 AIRFOIL | USA-40 airfoil Max thickness 13.3% at 30% chord Max camber 4.2% at 40% chord | Remove Airfoil details Airfoil plotter |
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Polars for (goe257-il,goe474-il,goe288-il,usa40-il)
| Plot | Airfoil | Reynolds # | Ncrit | Max Cl/Cd | Description | Source | |
|---|---|---|---|---|---|---|---|
| goe257-il | 50,000 | 9 | 38.5 at α=8.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe257-il | 50,000 | 5 | 39.8 at α=7.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe257-il | 100,000 | 9 | 56.8 at α=7.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe257-il | 100,000 | 5 | 57.5 at α=6.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe257-il | 200,000 | 9 | 74.9 at α=6.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe257-il | 200,000 | 5 | 72.5 at α=5.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe257-il | 500,000 | 9 | 96 at α=5.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe257-il | 500,000 | 5 | 88.9 at α=4.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe257-il | 1,000,000 | 9 | 109.1 at α=4.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe257-il | 1,000,000 | 5 | 92.8 at α=4.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe474-il | 50,000 | 9 | 38.4 at α=5.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe474-il | 50,000 | 5 | 38.3 at α=5.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe474-il | 100,000 | 9 | 57 at α=4.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe474-il | 100,000 | 5 | 54.5 at α=4° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe474-il | 200,000 | 9 | 77.1 at α=4° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe474-il | 200,000 | 5 | 70.1 at α=3.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe474-il | 500,000 | 9 | 101.6 at α=3° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe474-il | 500,000 | 5 | 85.1 at α=2° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe474-il | 1,000,000 | 9 | 115.8 at α=2.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe474-il | 1,000,000 | 5 | 91 at α=5.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe288-il | 50,000 | 9 | 7.6 at α=2.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe288-il | 50,000 | 5 | 27.4 at α=4.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe288-il | 100,000 | 9 | 43.7 at α=6.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe288-il | 100,000 | 5 | 50.6 at α=6° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe288-il | 200,000 | 9 | 70.2 at α=5.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe288-il | 200,000 | 5 | 69.4 at α=5.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe288-il | 500,000 | 9 | 96.5 at α=5.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe288-il | 500,000 | 5 | 91.5 at α=6.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe288-il | 1,000,000 | 9 | 117.1 at α=6.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe288-il | 1,000,000 | 5 | 113.9 at α=8° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| usa40-il | 50,000 | 9 | 23.3 at α=4° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| usa40-il | 50,000 | 5 | 35.3 at α=6.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| usa40-il | 100,000 | 9 | 50.1 at α=8.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| usa40-il | 100,000 | 5 | 53.2 at α=6.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| usa40-il | 200,000 | 9 | 71.1 at α=7.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| usa40-il | 200,000 | 5 | 69.2 at α=6° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| usa40-il | 500,000 | 9 | 95.4 at α=5.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| usa40-il | 500,000 | 5 | 82.2 at α=4.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| usa40-il | 1,000,000 | 9 | 105.1 at α=4.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| usa40-il | 1,000,000 | 5 | 87 at α=2.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
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