E71 (5.15%) (e71-il)
E71 (5.15%) - Eppler E71 low Reynolds number airfoil
| Details | Dat file | Parser | |
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(e71-il) E71 (5.15%) Eppler E71 low Reynolds number airfoil Max thickness 5.2% at 25.7% chord. Max camber 4.4% at 54% chord Source UIUC Airfoil Coordinates Database Source dat file The dat file is in Selig format |
E71 (5.15%) 1.00000 0.00000 0.99709 0.00089 0.98872 0.00358 0.97560 0.00786 0.95825 0.01312 0.93676 0.01872 0.91100 0.02438 0.88110 0.03013 0.84742 0.03592 0.81035 0.04160 0.77029 0.04706 0.72768 0.05213 0.68292 0.05667 0.63645 0.06056 0.58870 0.06370 0.54011 0.06603 0.49112 0.06750 0.44221 0.06812 0.39386 0.06790 0.34657 0.06684 0.30081 0.06494 0.25704 0.06224 0.21568 0.05876 0.17712 0.05455 0.14174 0.04968 0.10985 0.04419 0.08172 0.03819 0.05757 0.03178 0.03755 0.02511 0.02177 0.01834 0.01029 0.01171 0.00309 0.00552 0.00002 0.00037 0.00215 -0.00294 0.01011 -0.00495 0.02341 -0.00605 0.04208 -0.00604 0.06606 -0.00501 0.09525 -0.00303 0.12945 -0.00027 0.16836 0.00309 0.21161 0.00683 0.25871 0.01074 0.30912 0.01463 0.36222 0.01831 0.41736 0.02160 0.47382 0.02438 0.53087 0.02651 0.58776 0.02790 0.64373 0.02848 0.69800 0.02823 0.74983 0.02714 0.79850 0.02526 0.84330 0.02264 0.88360 0.01940 0.91880 0.01564 0.94833 0.01149 0.97147 0.00713 0.98763 0.00329 0.99697 0.00082 1.00000 0.00000 |
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Polars for E71 (5.15%) (e71-il)
| Plot | Airfoil | Reynolds # | Ncrit | Max Cl/Cd | Description | Source | |
|---|---|---|---|---|---|---|---|
| e71-il | 50,000 | 9 | 48.5 at α=5.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e71-il | 50,000 | 5 | 49.5 at α=5.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e71-il | 100,000 | 9 | 75.1 at α=5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e71-il | 100,000 | 5 | 74 at α=4.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e71-il | 200,000 | 9 | 108.4 at α=3.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e71-il | 200,000 | 5 | 103.5 at α=3° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e71-il | 500,000 | 9 | 162.3 at α=2.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e71-il | 500,000 | 5 | 143.6 at α=1.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e71-il | 1,000,000 | 9 | 205 at α=1° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e71-il | 1,000,000 | 5 | 139 at α=1.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
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