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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(goe628-il) GOE 628 AIRFOIL | Gottingen 628 airfoil Max thickness 16.7% at 19.4% chord Max camber 5.6% at 39.3% 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 |
(c5c-il) LOCKHEED C-5A BL576 AIRFOIL | Lockheed-Georgia C-5A transonic wing airfoils Max thickness 11.1% at 40% chord Max camber 1.4% at 65% chord | Remove Airfoil details Airfoil plotter |
(cap21c-il) CAP 21 (TraCFoil) | CAP 21 (TraCFoil) airfoil Max thickness 15.6% at 15.7% chord Max camber 0.6% at 23.9% chord | Remove Airfoil details Airfoil plotter |
(c5a-il) LOCKHEED C-5A BL0 AIRFOIL | Lockheed-Georgia C-5A transonic wing airfoils Max thickness 13.1% at 40% chord Max camber 0.7% at 85% chord | Remove Airfoil details Airfoil plotter |
(c141f-il) LOCKHEED C-141 BL958.89 AIRFOIL | Lockheed-Georgia C-141 transonic wing airfoils Max thickness 10% at 40.2% chord Max camber 2.3% at 45.1% chord | Remove Airfoil details Airfoil plotter |
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Polars for (goe628-il,goe623-il,c5c-il,cap21c-il,c5a-il,c141f-il)
| Plot | Airfoil | Reynolds # | Ncrit | Max Cl/Cd | Description | Source | |
|---|---|---|---|---|---|---|---|
| goe628-il | 50,000 | 9 | 6.9 at α=3.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe628-il | 50,000 | 5 | 27.4 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe628-il | 100,000 | 9 | 43.7 at α=5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe628-il | 100,000 | 5 | 47.5 at α=6.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe628-il | 200,000 | 9 | 64.8 at α=5.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe628-il | 200,000 | 5 | 63.4 at α=5.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe628-il | 500,000 | 9 | 88.6 at α=4.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe628-il | 500,000 | 5 | 84.5 at α=6.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe628-il | 1,000,000 | 9 | 111.4 at α=5.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe628-il | 1,000,000 | 5 | 107.8 at α=7.25° | 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 | |
| c5c-il | 50,000 | 9 | 31.7 at α=5.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| c5c-il | 50,000 | 5 | 30.5 at α=5.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| c5c-il | 100,000 | 9 | 48.2 at α=5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| c5c-il | 100,000 | 5 | 44.1 at α=4.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| c5c-il | 200,000 | 9 | 67.3 at α=4° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| c5c-il | 200,000 | 5 | 55.2 at α=3.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| c5c-il | 500,000 | 9 | 78.4 at α=3° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| c5c-il | 500,000 | 5 | 62.3 at α=7.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| c5c-il | 1,000,000 | 9 | 82.7 at α=1.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| c5c-il | 1,000,000 | 5 | 77.6 at α=9° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| cap21c-il | 50,000 | 9 | 9.9 at α=3° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| cap21c-il | 50,000 | 5 | 14.6 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| cap21c-il | 100,000 | 9 | 17.1 at α=4.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| cap21c-il | 100,000 | 5 | 26 at α=6.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| cap21c-il | 200,000 | 9 | 38.4 at α=10° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| cap21c-il | 200,000 | 5 | 48.1 at α=11.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| cap21c-il | 500,000 | 9 | 74 at α=10° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| cap21c-il | 500,000 | 5 | 77.6 at α=10.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| cap21c-il | 1,000,000 | 9 | 97.4 at α=9.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| cap21c-il | 1,000,000 | 5 | 97.4 at α=9.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| c5a-il | 50,000 | 9 | 27.2 at α=5.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| c5a-il | 50,000 | 5 | 27.1 at α=5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| c5a-il | 100,000 | 9 | 41.5 at α=4.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| c5a-il | 100,000 | 5 | 32.5 at α=4.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| c5a-il | 200,000 | 9 | 44.9 at α=4.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| c5a-il | 200,000 | 5 | 40.7 at α=7.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| c5a-il | 500,000 | 9 | 56.8 at α=3° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| c5a-il | 500,000 | 5 | 55.8 at α=8.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| c5a-il | 1,000,000 | 9 | 68.9 at α=10.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| c5a-il | 1,000,000 | 5 | 72.3 at α=9.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| c141f-il | 50,000 | 9 | 34.6 at α=5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| c141f-il | 50,000 | 5 | 32.6 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| c141f-il | 100,000 | 9 | 50.9 at α=4.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| c141f-il | 100,000 | 5 | 46.1 at α=3.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| c141f-il | 200,000 | 9 | 69.5 at α=3.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| c141f-il | 200,000 | 5 | 59.3 at α=2.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| c141f-il | 500,000 | 9 | 89 at α=2° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| c141f-il | 500,000 | 5 | 70 at α=8.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| c141f-il | 1,000,000 | 9 | 89.7 at α=1.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| c141f-il | 1,000,000 | 5 | 86.3 at α=8° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
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