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E71 (5.15%) (e71-il)

E71 (5.15%) - Eppler E71 low Reynolds number airfoil


Airfoil e71-il
Details Dat file Parser  
(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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Selig format dat file

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Polars for E71 (5.15%) (e71-il)

PlotAirfoilReynolds #NcritMax Cl/CdDescriptionSource 
   e71-il50,000948.5 at α=5.75°Mach=0 Ncrit=9Xfoil predictionDetails
   e71-il50,000549.5 at α=5.25°Mach=0 Ncrit=5Xfoil predictionDetails
   e71-il100,000975.1 at α=5°Mach=0 Ncrit=9Xfoil predictionDetails
   e71-il100,000574 at α=4.25°Mach=0 Ncrit=5Xfoil predictionDetails
   e71-il200,0009108.4 at α=3.75°Mach=0 Ncrit=9Xfoil predictionDetails
   e71-il200,0005103.5 at α=3°Mach=0 Ncrit=5Xfoil predictionDetails
   e71-il500,0009162.3 at α=2.25°Mach=0 Ncrit=9Xfoil predictionDetails
   e71-il500,0005143.6 at α=1.25°Mach=0 Ncrit=5Xfoil predictionDetails
   e71-il1,000,0009205 at α=1°Mach=0 Ncrit=9Xfoil predictionDetails
   e71-il1,000,0005139 at α=1.25°Mach=0 Ncrit=5Xfoil predictionDetails
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