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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(goe647-il) GOE 647 AIRFOIL | Gottingen 647 airfoil Max thickness 16.2% at 19.5% chord Max camber 5.3% at 39.4% chord | Remove Airfoil details Airfoil plotter |
(goe681-il) GOE 681 AIRFOIL | Gottingen 681 airfoil Max thickness 16.8% at 29.2% chord Max camber 4.4% at 39.2% chord | Remove Airfoil details Airfoil plotter |
(goe673-il) GOE 673 AIRFOIL | Gottingen 673 airfoil Max thickness 10.8% at 29.7% chord Max camber 2.8% at 49.7% chord | Remove Airfoil details Airfoil plotter |
(goe655-il) GOE 655 AIRFOIL | Gottingen 655 airfoil Max thickness 13.9% at 30% chord Max camber 4.4% at 40% chord | Remove Airfoil details Airfoil plotter |
(goe704-il) GOE 704 AIRFOIL | Gottingen 704 airfoil Max thickness 12.9% at 29.9% chord Max camber 2.1% at 39.9% chord | Remove Airfoil details Airfoil plotter |
(goe735-il) GOE 735 AIRFOIL | Gottingen 735 airfoil Max thickness 20.1% at 30% chord Max camber 4.4% at 30% chord | Remove Airfoil details Airfoil plotter |
(goe765-il) Gottingen 765 airfoil (recovered). Thick: .144 LE radius: 0.02062 LE slope: 0.17300 | Used on the Me163 Komet Max thickness 14.4% at 30% chord Max camber 1.9% at 25.9% chord | Remove Airfoil details Airfoil plotter |
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Polars for (goe647-il,goe681-il,goe673-il,goe655-il,goe704-il,goe735-il,goe765-il)
| Plot | Airfoil | Reynolds # | Ncrit | Max Cl/Cd | Description | Source | |
|---|---|---|---|---|---|---|---|
| goe647-il | 50,000 | 9 | 13.1 at α=1.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe647-il | 50,000 | 5 | 28.3 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe647-il | 100,000 | 9 | 41.5 at α=4.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe647-il | 100,000 | 5 | 44.5 at α=5.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe647-il | 200,000 | 9 | 59 at α=5.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe647-il | 200,000 | 5 | 58.5 at α=6° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe647-il | 500,000 | 9 | 81.7 at α=5.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe647-il | 500,000 | 5 | 81.3 at α=5.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe647-il | 1,000,000 | 9 | 105.8 at α=5.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe647-il | 1,000,000 | 5 | 104.3 at α=7° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe681-il | 50,000 | 9 | 9.7 at α=3.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe681-il | 50,000 | 5 | 26.5 at α=6.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe681-il | 100,000 | 9 | 44.3 at α=4.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe681-il | 100,000 | 5 | 42.2 at α=3.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe681-il | 200,000 | 9 | 61.7 at α=2.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe681-il | 200,000 | 5 | 55.4 at α=3.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe681-il | 500,000 | 9 | 79.3 at α=3.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe681-il | 500,000 | 5 | 73.9 at α=5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe681-il | 1,000,000 | 9 | 97.8 at α=4.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe681-il | 1,000,000 | 5 | 94 at α=5.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe673-il | 50,000 | 9 | 38.1 at α=6.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe673-il | 50,000 | 5 | 37.5 at α=6.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe673-il | 100,000 | 9 | 56 at α=5.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe673-il | 100,000 | 5 | 55.5 at α=5.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe673-il | 200,000 | 9 | 75 at α=4.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe673-il | 200,000 | 5 | 73.4 at α=4.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe673-il | 500,000 | 9 | 100.6 at α=3.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe673-il | 500,000 | 5 | 94.9 at α=3.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe673-il | 1,000,000 | 9 | 118.4 at α=3.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe673-il | 1,000,000 | 5 | 109.5 at α=3.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe655-il | 50,000 | 9 | 16.1 at α=3° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe655-il | 50,000 | 5 | 32.3 at α=6.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe655-il | 100,000 | 9 | 45.6 at α=5.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe655-il | 100,000 | 5 | 49 at α=6.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe655-il | 200,000 | 9 | 64.5 at α=7° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe655-il | 200,000 | 5 | 64.9 at α=7.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe655-il | 500,000 | 9 | 91.1 at α=7.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe655-il | 500,000 | 5 | 89.5 at α=6.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe655-il | 1,000,000 | 9 | 115.7 at α=7.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe655-il | 1,000,000 | 5 | 109 at α=5.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe704-il | 50,000 | 9 | 26 at α=6.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe704-il | 50,000 | 5 | 31.6 at α=6.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe704-il | 100,000 | 9 | 44.9 at α=5.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe704-il | 100,000 | 5 | 44.4 at α=6.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe704-il | 200,000 | 9 | 57.9 at α=5.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe704-il | 200,000 | 5 | 57.5 at α=7.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe704-il | 500,000 | 9 | 78.5 at α=7.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe704-il | 500,000 | 5 | 72.7 at α=8° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe704-il | 1,000,000 | 9 | 90.1 at α=8.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe704-il | 1,000,000 | 5 | 83 at α=7.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe735-il | 50,000 | 9 | 2.9 at α=13° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe735-il | 50,000 | 5 | 16.4 at α=0.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe735-il | 100,000 | 9 | 23.4 at α=1.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe735-il | 100,000 | 5 | 35.9 at α=5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe735-il | 200,000 | 9 | 49.6 at α=7° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe735-il | 200,000 | 5 | 55.4 at α=6.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe735-il | 500,000 | 9 | 82.2 at α=7.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe735-il | 500,000 | 5 | 78.9 at α=8.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe735-il | 1,000,000 | 9 | 105 at α=9° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe735-il | 1,000,000 | 5 | 97.3 at α=8.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe765-il | 50,000 | 9 | 15.1 at α=3° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe765-il | 50,000 | 5 | 28.4 at α=6° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe765-il | 100,000 | 9 | 41.5 at α=7.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe765-il | 100,000 | 5 | 44.6 at α=7.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe765-il | 200,000 | 9 | 59.4 at α=7.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe765-il | 200,000 | 5 | 58.6 at α=8° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe765-il | 500,000 | 9 | 80.4 at α=8.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe765-il | 500,000 | 5 | 68.5 at α=8.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe765-il | 1,000,000 | 9 | 85.9 at α=8.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe765-il | 1,000,000 | 5 | 79.6 at α=7.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
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