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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(goe374-il) GOE 374 AIRFOIL | Gottingen 374 airfoil Max thickness 6.5% at 30% chord Max camber 4.5% at 30% chord | Remove Airfoil details Airfoil plotter |
(sc20410-il) NASA SC(2)-0410 AIRFOIL | NASA SC(2)-0410 airfoil (NASA TP-2969) Max thickness 10% at 38% chord Max camber 1.1% at 85% chord | Remove Airfoil details Airfoil plotter |
(s9033-il) S9033 (7.5%) | Selig S9033 (7.5%) symmetrical vertical stab airfoil used on the Blackhawk R/C sailplane Max thickness 7.5% at 22.8% chord Max camber 0% at 0% chord | Remove Airfoil details Airfoil plotter |
(s805a-nr) NREL's S805A Airfoil | NREL HAWT airfoil S805A primary Max thickness 13.5% at 40% chord Max camber 2.1% at 35% chord | Remove Airfoil details Airfoil plotter |
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Polars for (goe374-il,sc20410-il,s9033-il,s805a-nr)
| Plot | Airfoil | Reynolds # | Ncrit | Max Cl/Cd | Description | Source | |
|---|---|---|---|---|---|---|---|
| goe374-il | 50,000 | 9 | 32.6 at α=5.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe374-il | 50,000 | 5 | 40.4 at α=6° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe374-il | 100,000 | 9 | 51.8 at α=5.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe374-il | 100,000 | 5 | 57.1 at α=6.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe374-il | 200,000 | 9 | 72.4 at α=6.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe374-il | 200,000 | 5 | 74.5 at α=6° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe374-il | 500,000 | 9 | 98.7 at α=5.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe374-il | 500,000 | 5 | 97.1 at α=5.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe374-il | 1,000,000 | 9 | 117.6 at α=4.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe374-il | 1,000,000 | 5 | 110.4 at α=5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| sc20410-il | 50,000 | 9 | 22.4 at α=4° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| sc20410-il | 50,000 | 5 | 22.1 at α=5.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| sc20410-il | 100,000 | 9 | 30.6 at α=3.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| sc20410-il | 100,000 | 5 | 29.3 at α=5.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| sc20410-il | 200,000 | 9 | 35.3 at α=2.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| sc20410-il | 200,000 | 5 | 41.3 at α=6.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| sc20410-il | 500,000 | 9 | 54 at α=5.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| sc20410-il | 500,000 | 5 | 60.5 at α=6.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| sc20410-il | 1,000,000 | 9 | 71.9 at α=6.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| sc20410-il | 1,000,000 | 5 | 74.7 at α=7° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s9033-il | 50,000 | 9 | 21.7 at α=3.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s9033-il | 50,000 | 5 | 23.5 at α=5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s9033-il | 100,000 | 9 | 29.5 at α=4.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s9033-il | 100,000 | 5 | 32.3 at α=5.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s9033-il | 200,000 | 9 | 39.6 at α=5.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s9033-il | 200,000 | 5 | 42.9 at α=6.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s9033-il | 500,000 | 9 | 56.9 at α=6° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s9033-il | 500,000 | 5 | 58.9 at α=6.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s9033-il | 1,000,000 | 9 | 70.7 at α=6.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s9033-il | 1,000,000 | 5 | 72 at α=7° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s805a-nr | 50,000 | 9 | 30.1 at α=9.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s805a-nr | 50,000 | 5 | 27.1 at α=9° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s805a-nr | 100,000 | 9 | 50.9 at α=8.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s805a-nr | 100,000 | 5 | 50.6 at α=7° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s805a-nr | 200,000 | 9 | 75.6 at α=7° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s805a-nr | 200,000 | 5 | 67 at α=6.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s805a-nr | 500,000 | 9 | 96.9 at α=6.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s805a-nr | 500,000 | 5 | 89.9 at α=5.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s805a-nr | 1,000,000 | 9 | 117.4 at α=5.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s805a-nr | 1,000,000 | 5 | 103.3 at α=4.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
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