E178 (8.69%) (e178-il)
E178 (8.69%) - Eppler E178 low Reynolds number airfoil
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(e178-il) E178 (8.69%) Eppler E178 low Reynolds number airfoil Max thickness 8.7% at 29.8% chord. Max camber 2.8% at 38.8% chord Source UIUC Airfoil Coordinates Database Source dat file The dat file is in Selig format |
E178 (8.69%) 1.00000 0.00000 0.99678 0.00019 0.98722 0.00086 0.97156 0.00218 0.95011 0.00428 0.92328 0.00726 0.89158 0.01111 0.85553 0.01581 0.81571 0.02124 0.77271 0.02731 0.72716 0.03385 0.67971 0.04067 0.63103 0.04753 0.58180 0.05414 0.53261 0.06005 0.48378 0.06484 0.43563 0.06834 0.38845 0.07036 0.34250 0.07086 0.29801 0.06984 0.25523 0.06750 0.21461 0.06409 0.17657 0.05969 0.14150 0.05444 0.10977 0.04845 0.08166 0.04185 0.05745 0.03476 0.03731 0.02735 0.02143 0.01980 0.00985 0.01236 0.00263 0.00545 0.00000 -0.00018 0.00302 -0.00470 0.01190 -0.00876 0.02598 -0.01222 0.04524 -0.01497 0.06953 -0.01698 0.09870 -0.01829 0.13248 -0.01896 0.17054 -0.01905 0.21249 -0.01867 0.25788 -0.01788 0.30619 -0.01678 0.35687 -0.01546 0.40934 -0.01398 0.46296 -0.01243 0.51712 -0.01086 0.57114 -0.00933 0.62440 -0.00787 0.67625 -0.00651 0.72607 -0.00529 0.77326 -0.00421 0.81725 -0.00328 0.85749 -0.00250 0.89350 -0.00187 0.92482 -0.00136 0.95106 -0.00092 0.97194 -0.00049 0.98729 -0.00014 0.99677 -0.00001 1.00000 0.00000 |
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Polars for E178 (8.69%) (e178-il)
| Plot | Airfoil | Reynolds # | Ncrit | Max Cl/Cd | Description | Source | |
|---|---|---|---|---|---|---|---|
| e178-il | 50,000 | 9 | 36.7 at α=7.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e178-il | 50,000 | 5 | 37.7 at α=7° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e178-il | 100,000 | 9 | 56.3 at α=7° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e178-il | 100,000 | 5 | 55.8 at α=6.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e178-il | 200,000 | 9 | 77.2 at α=6.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e178-il | 200,000 | 5 | 73.5 at α=5.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e178-il | 500,000 | 9 | 105 at α=5.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e178-il | 500,000 | 5 | 95.1 at α=4.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e178-il | 1,000,000 | 9 | 125.1 at α=4.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e178-il | 1,000,000 | 5 | 108.8 at α=3.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
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