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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(goe423-il) GOE 423 AIRFOIL | Gottingen 423 airfoil Max thickness 16.9% at 39.7% chord Max camber 5.1% at 39.7% chord | Remove Airfoil details Airfoil plotter |
(goe176-il) GOE 176 (ALBATROS 7020) AIRFOIL | Gottingen 176 (Albatros 7020) airfoil Max thickness 10.3% at 19.8% chord Max camber 5.6% at 39.8% chord | Remove Airfoil details Airfoil plotter |
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Polars for (goe423-il,goe176-il)
| Plot | Airfoil | Reynolds # | Ncrit | Max Cl/Cd | Description | Source | |
|---|---|---|---|---|---|---|---|
| goe423-il | 50,000 | 9 | 4.7 at α=10° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe423-il | 50,000 | 5 | 14.4 at α=0.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe423-il | 100,000 | 9 | 22.8 at α=0.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe423-il | 100,000 | 5 | 40.2 at α=8° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe423-il | 200,000 | 9 | 69.3 at α=9.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe423-il | 200,000 | 5 | 70.5 at α=7.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe423-il | 500,000 | 9 | 105.9 at α=7.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe423-il | 500,000 | 5 | 101.1 at α=6.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe423-il | 1,000,000 | 9 | 133.4 at α=6.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe423-il | 1,000,000 | 5 | 124.5 at α=5.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe176-il | 50,000 | 9 | 30.3 at α=3.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe176-il | 50,000 | 5 | 40.2 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe176-il | 100,000 | 9 | 56 at α=6.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe176-il | 100,000 | 5 | 57.5 at α=4° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe176-il | 200,000 | 9 | 73.7 at α=8.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe176-il | 200,000 | 5 | 73.6 at α=7° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe176-il | 500,000 | 9 | 99.2 at α=5.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe176-il | 500,000 | 5 | 87 at α=3.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe176-il | 1,000,000 | 9 | 113.1 at α=4° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe176-il | 1,000,000 | 5 | 93.5 at α=5.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
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