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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(lrn1015-il) NASA LRN 1015 (NASA TM 102840) | LRN 1015 airfoil used on the Northrop Grumman RQ-4 Global Hawk airfoil Max thickness 15.2% at 40% chord Max camber 4.9% at 44% chord | Remove Airfoil details Airfoil plotter |
(fx79k144-il) WORTMANN FX 79-K-144/17 AIRFOIL | Wortmann FX 79-K-144/17 sailplane airfoil Max thickness 14.4% at 43.5% chord Max camber 2.8% at 40.2% chord | Remove Airfoil details Airfoil plotter |
(fx68h120-il) FX 68-H-120 | Wortmann FX 68-H-120 airfoil Max thickness 11.8% at 25% chord Max camber 2.3% at 33.9% chord | Remove Airfoil details Airfoil plotter |
(e587-il) EPPLER 587 AIRFOIL | Eppler E587 sailplane airfoil Max thickness 16.6% at 41.1% chord Max camber 4.2% at 51.2% chord | Remove Airfoil details Airfoil plotter |
(goe623-il) GOE 623 AIRFOIL | Gottingen 623 airfoil Max thickness 12% at 30% chord Max camber 3.8% at 40% chord | Remove Airfoil details Airfoil plotter |
(e49-il) EPPLER 49 AIRFOIL | Eppler E49 low Reynolds number airfoil Max thickness 7.2% at 38.4% chord Max camber 6.5% at 62.2% chord | Remove Airfoil details Airfoil plotter |
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Polars for (lrn1015-il,fx79k144-il,fx68h120-il,e587-il,goe623-il,e49-il)
| Plot | Airfoil | Reynolds # | Ncrit | Max Cl/Cd | Description | Source | |
|---|---|---|---|---|---|---|---|
| lrn1015-il | 50,000 | 9 | 21.9 at α=12.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| lrn1015-il | 50,000 | 5 | 20.2 at α=11° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| lrn1015-il | 100,000 | 9 | 39.8 at α=9.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| lrn1015-il | 100,000 | 5 | 34 at α=9° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| lrn1015-il | 200,000 | 9 | 70.8 at α=7.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| lrn1015-il | 200,000 | 5 | 72.6 at α=6.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| lrn1015-il | 500,000 | 9 | 127.7 at α=6° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| lrn1015-il | 500,000 | 5 | 112.9 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| lrn1015-il | 1,000,000 | 9 | 154.8 at α=5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| lrn1015-il | 1,000,000 | 5 | 134.4 at α=3.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx79k144-il | 50,000 | 9 | 24.2 at α=10° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx79k144-il | 50,000 | 5 | 22.6 at α=9.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx79k144-il | 100,000 | 9 | 44.3 at α=8.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx79k144-il | 100,000 | 5 | 42.7 at α=7.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx79k144-il | 200,000 | 9 | 75.2 at α=6.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx79k144-il | 200,000 | 5 | 65 at α=6.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx79k144-il | 500,000 | 9 | 91.3 at α=5.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx79k144-il | 500,000 | 5 | 89 at α=4.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx79k144-il | 1,000,000 | 9 | 110.6 at α=4.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx79k144-il | 1,000,000 | 5 | 102.7 at α=3.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx68h120-il | 50,000 | 9 | 28.3 at α=4° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx68h120-il | 50,000 | 5 | 29.2 at α=6.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx68h120-il | 100,000 | 9 | 40.2 at α=9.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx68h120-il | 100,000 | 5 | 41 at α=6.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx68h120-il | 200,000 | 9 | 54.5 at α=8.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx68h120-il | 200,000 | 5 | 54.3 at α=7.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx68h120-il | 500,000 | 9 | 74.9 at α=7° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx68h120-il | 500,000 | 5 | 73.2 at α=6.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fx68h120-il | 1,000,000 | 9 | 91.4 at α=6.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fx68h120-il | 1,000,000 | 5 | 88.2 at α=6° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e587-il | 50,000 | 9 | 7.3 at α=11.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e587-il | 50,000 | 5 | 18.2 at α=11.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e587-il | 100,000 | 9 | 44.8 at α=10.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e587-il | 100,000 | 5 | 41.9 at α=9.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e587-il | 200,000 | 9 | 75.2 at α=7.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e587-il | 200,000 | 5 | 75.9 at α=6.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e587-il | 500,000 | 9 | 116.4 at α=6.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e587-il | 500,000 | 5 | 110 at α=5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e587-il | 1,000,000 | 9 | 145.9 at α=5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e587-il | 1,000,000 | 5 | 131.5 at α=4° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe623-il | 50,000 | 9 | 27.4 at α=7.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe623-il | 50,000 | 5 | 36 at α=7° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe623-il | 100,000 | 9 | 53.5 at α=6.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe623-il | 100,000 | 5 | 55 at α=6° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe623-il | 200,000 | 9 | 75.4 at α=6° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe623-il | 200,000 | 5 | 72.3 at α=5.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe623-il | 500,000 | 9 | 102.6 at α=5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe623-il | 500,000 | 5 | 91.3 at α=3.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe623-il | 1,000,000 | 9 | 120.6 at α=4° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe623-il | 1,000,000 | 5 | 104.4 at α=6.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e49-il | 50,000 | 9 | 37.5 at α=7.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e49-il | 50,000 | 5 | 34.3 at α=6.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e49-il | 100,000 | 9 | 56.6 at α=6.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e49-il | 100,000 | 5 | 50.9 at α=5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e49-il | 200,000 | 9 | 82.3 at α=5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e49-il | 200,000 | 5 | 65 at α=3.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e49-il | 500,000 | 9 | 119.1 at α=3.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e49-il | 1,000,000 | 9 | 155.5 at α=2.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e49-il | 1,000,000 | 5 | 123.1 at α=0.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
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