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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(goe518-il) GOE 518 AIRFOIL | Gottingen 518 airfoil Max thickness 18% at 29.8% chord Max camber 7.3% at 29.8% chord | Remove Airfoil details Airfoil plotter |
(usa48-il) USA 48 AIRFOIL | USA-48 airfoil Max thickness 14.9% at 30% chord Max camber 2.9% at 40% chord | Remove Airfoil details Airfoil plotter |
(ea81006-il) EPPLER EA 8(-1)-006 AIRFOIL | Eppler EA 8(-1)-006 airfoil Max thickness 6% at 30% chord Max camber 0% at 0% chord | Remove Airfoil details Airfoil plotter |
(fx77w343-il) WORTMANN FX 77-W-343 AIRFOIL | Wortmann FX 77-W-343 wind turbine airfoil Max thickness 34.4% at 33.9% chord Max camber 4.7% at 25% chord | Remove Airfoil details Airfoil plotter |
(isa962-il) I.S.A. 962 | I.S.A. 962 airfoil Max thickness 9.6% at 20% chord Max camber 4.6% at 40% chord | Remove Airfoil details Airfoil plotter |
(s4094-il) S4094 (root airfoil designed for and used on the E-flite UMX ASK-21 scale RC sailplane) | Selig airfoil for micro RC soaring. Used on the E-flite UMX ASK-21 scale RC sailplane. Max thickness 9.9% at 29.1% chord Max camber 1.8% at 33.6% chord | Remove Airfoil details Airfoil plotter |
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Polars for (goe518-il,usa48-il,ea81006-il,fx77w343-il,isa962-il,s4094-il)
| Plot | Airfoil | Reynolds # | Ncrit | Max Cl/Cd | Description | Source | |
|---|---|---|---|---|---|---|---|
| goe518-il | 50,000 | 9 | 6.5 at α=-3.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe518-il | 50,000 | 5 | 23.7 at α=3.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe518-il | 100,000 | 9 | 41.4 at α=2.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe518-il | 100,000 | 5 | 39.1 at α=6.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe518-il | 200,000 | 9 | 54.1 at α=6.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe518-il | 200,000 | 5 | 48.3 at α=6.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe518-il | 500,000 | 9 | 64.5 at α=6° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe518-il | 500,000 | 5 | 61.8 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe518-il | 1,000,000 | 9 | 81 at α=4.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe518-il | 1,000,000 | 5 | 79.1 at α=4.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| usa48-il | 50,000 | 9 | 24.1 at α=12° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| usa48-il | 50,000 | 5 | 30.6 at α=7.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| usa48-il | 100,000 | 9 | 49.8 at α=7.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| usa48-il | 100,000 | 5 | 49.3 at α=6.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| usa48-il | 200,000 | 9 | 69.1 at α=6.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| usa48-il | 200,000 | 5 | 63.2 at α=5.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| usa48-il | 500,000 | 9 | 85.1 at α=6° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| usa48-il | 500,000 | 5 | 65.1 at α=7.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| usa48-il | 1,000,000 | 9 | 81.4 at α=4.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| usa48-il | 1,000,000 | 5 | 73.2 at α=9° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| ea81006-il | 50,000 | 9 | 17.9 at α=4° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ea81006-il | 50,000 | 5 | 19.4 at α=4.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| ea81006-il | 100,000 | 9 | 22.7 at α=3.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ea81006-il | 100,000 | 5 | 23.4 at α=4.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| ea81006-il | 200,000 | 9 | 35 at α=5.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ea81006-il | 200,000 | 5 | 35.7 at α=6.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| ea81006-il | 500,000 | 9 | 43.3 at α=6.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ea81006-il | 500,000 | 5 | 53.5 at α=6° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| ea81006-il | 1,000,000 | 9 | 67.4 at α=6.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| ea81006-il | 1,000,000 | 5 | 66 at α=6° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx77w343-il | 50,000 | 9 | -0.1 at α=-2.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx77w343-il | 50,000 | 5 | 0.7 at α=-4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx77w343-il | 100,000 | 9 | -0.5 at α=-6.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx77w343-il | 100,000 | 5 | 1.8 at α=-2.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx77w343-il | 200,000 | 9 | 3.6 at α=-1° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx77w343-il | 200,000 | 5 | 20.8 at α=5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx77w343-il | 500,000 | 9 | 45.2 at α=7.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx77w343-il | 500,000 | 5 | 59.6 at α=7.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx77w343-il | 1,000,000 | 9 | 86.8 at α=9° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx77w343-il | 1,000,000 | 5 | 87.6 at α=7.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| isa962-il | 50,000 | 9 | 36.2 at α=5.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| isa962-il | 50,000 | 5 | 39.4 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| isa962-il | 100,000 | 9 | 57.5 at α=4.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| isa962-il | 100,000 | 5 | 56.1 at α=3.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| isa962-il | 200,000 | 9 | 77.1 at α=3° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| isa962-il | 200,000 | 5 | 69.8 at α=2° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| isa962-il | 500,000 | 9 | 98.7 at α=1.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| isa962-il | 500,000 | 5 | 88.3 at α=3.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| isa962-il | 1,000,000 | 9 | 111.8 at α=3.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| isa962-il | 1,000,000 | 5 | 102.5 at α=6.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s4094-il | 50,000 | 9 | 29.1 at α=6.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s4094-il | 50,000 | 5 | 34.8 at α=6.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s4094-il | 100,000 | 9 | 44.9 at α=6.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s4094-il | 100,000 | 5 | 47.1 at α=7° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s4094-il | 200,000 | 9 | 59.3 at α=6.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s4094-il | 200,000 | 5 | 58.8 at α=7° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s4094-il | 500,000 | 9 | 76.5 at α=6.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s4094-il | 500,000 | 5 | 73.3 at α=7° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s4094-il | 1,000,000 | 9 | 87.8 at α=6.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s4094-il | 1,000,000 | 5 | 82.8 at α=7° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
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