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 |
(goe652-il) GOE 652 AIRFOIL | Gottingen 652 airfoil Max thickness 17.1% at 20% chord Max camber 9.3% at 50% chord | Remove Airfoil details Airfoil plotter |
(goe683-il) GOE 683 AIRFOIL | Gottingen 683 airfoil Max thickness 19.9% at 30% chord Max camber 3% at 30% chord | Remove Airfoil details Airfoil plotter |
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Polars for (goe647-il,goe652-il,goe683-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 | |
| goe652-il | 50,000 | 9 | 5.4 at α=10° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe652-il | 50,000 | 5 | 21.2 at α=5.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe652-il | 100,000 | 9 | 49.6 at α=7.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe652-il | 100,000 | 5 | 53.1 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe652-il | 200,000 | 9 | 77.3 at α=5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe652-il | 200,000 | 5 | 78 at α=3.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe652-il | 500,000 | 9 | 112.7 at α=3.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe652-il | 500,000 | 5 | 102.8 at α=2.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe652-il | 1,000,000 | 9 | 135.7 at α=2.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe652-il | 1,000,000 | 5 | 115.7 at α=0.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe683-il | 50,000 | 9 | 7.9 at α=-0.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe683-il | 50,000 | 5 | 21.1 at α=2.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe683-il | 100,000 | 9 | 31.2 at α=3° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe683-il | 100,000 | 5 | 41.5 at α=6.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe683-il | 200,000 | 9 | 58.1 at α=7° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe683-il | 200,000 | 5 | 59.3 at α=6.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe683-il | 500,000 | 9 | 85.8 at α=8° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe683-il | 500,000 | 5 | 70.8 at α=8.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe683-il | 1,000,000 | 9 | 98.2 at α=10° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe683-il | 1,000,000 | 5 | 81.1 at α=8.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
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