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EPPLER 479 AIRFOIL (e479-il) Xfoil prediction polar at RE=500,000 Ncrit=9


Details Polar file
Airfoil: EPPLER 479 AIRFOIL (e479-il)
Reynolds number: 500,000
Max Cl/Cd: 76.94 at α=8.25°
Description: Mach=0 Ncrit=9
Source: Xfoil prediction
Download polar: xf-e479-il-500000.txt
Download as CSV file: xf-e479-il-500000.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: EPPLER 479 AIRFOIL                              
  
 1 1 Reynolds number fixed          Mach number fixed         
  
 xtrf =   1.000 (top)        1.000 (bottom)  
 Mach =   0.000     Re =     0.500 e 6     Ncrit =   9.000
  
   alpha    CL        CD       CDp       CM     Top_Xtr  Bot_Xtr
  ------ -------- --------- --------- -------- -------- --------
 -18.250  -1.1995   0.08625   0.08182  -0.0176   1.0000   0.0467
 -18.000  -1.2100   0.08139   0.07692  -0.0198   1.0000   0.0482
 -17.750  -1.2184   0.07692   0.07236  -0.0217   1.0000   0.0497
 -17.500  -1.2229   0.07299   0.06833  -0.0233   1.0000   0.0514
 -17.250  -1.2355   0.06817   0.06345  -0.0252   1.0000   0.0528
 -17.000  -1.2476   0.06347   0.05870  -0.0271   1.0000   0.0542
 -16.750  -1.2572   0.05920   0.05438  -0.0287   1.0000   0.0558
 -16.500  -1.2638   0.05542   0.05051  -0.0300   1.0000   0.0576
 -16.000  -1.2796   0.04784   0.04278  -0.0324   1.0000   0.0611
 -15.750  -1.2878   0.04411   0.03898  -0.0335   1.0000   0.0628
 -15.500  -1.2918   0.04091   0.03573  -0.0343   1.0000   0.0649
 -15.250  -1.2909   0.03830   0.03302  -0.0348   1.0000   0.0669
 -15.000  -1.2938   0.03538   0.03003  -0.0353   1.0000   0.0692
 -14.750  -1.2969   0.03254   0.02715  -0.0356   1.0000   0.0716
 -14.500  -1.2949   0.03033   0.02490  -0.0356   1.0000   0.0744
 -14.250  -1.2882   0.02865   0.02312  -0.0354   1.0000   0.0769
 -14.000  -1.2883   0.02655   0.02098  -0.0348   1.0000   0.0795
 -13.750  -1.2857   0.02485   0.01925  -0.0339   1.0000   0.0827
 -13.500  -1.2784   0.02361   0.01796  -0.0328   1.0000   0.0858
 -13.250  -1.2714   0.02248   0.01677  -0.0314   1.0000   0.0890
 -13.000  -1.2675   0.02131   0.01559  -0.0294   1.0000   0.0924
 -12.750  -1.2584   0.02051   0.01476  -0.0275   1.0000   0.0963
 -12.500  -1.2475   0.01986   0.01405  -0.0254   1.0000   0.0997
 -12.250  -1.2421   0.01905   0.01325  -0.0226   1.0000   0.1039
 -12.000  -1.2316   0.01850   0.01268  -0.0201   1.0000   0.1081
 -11.750  -1.2181   0.01801   0.01214  -0.0180   1.0000   0.1124
 -11.500  -1.2050   0.01738   0.01154  -0.0160   1.0000   0.1176
 -11.250  -1.1865   0.01699   0.01111  -0.0146   1.0000   0.1229
 -11.000  -1.1711   0.01641   0.01056  -0.0128   1.0000   0.1289
 -10.750  -1.1522   0.01600   0.01014  -0.0114   1.0000   0.1350
 -10.500  -1.1340   0.01554   0.00968  -0.0100   1.0000   0.1406
 -10.250  -1.1152   0.01511   0.00926  -0.0085   1.0000   0.1468
 -10.000  -1.0948   0.01477   0.00889  -0.0073   1.0000   0.1525
  -9.750  -1.0762   0.01432   0.00848  -0.0058   1.0000   0.1592
  -9.500  -1.0546   0.01406   0.00818  -0.0046   1.0000   0.1652
  -9.250  -1.0360   0.01362   0.00779  -0.0031   1.0000   0.1721
  -9.000  -1.0146   0.01334   0.00750  -0.0019   1.0000   0.1788
  -8.750  -0.9949   0.01297   0.00717  -0.0005   1.0000   0.1859
  -8.500  -0.9736   0.01270   0.00689   0.0008   1.0000   0.1930
  -8.250  -0.9534   0.01239   0.00661   0.0022   1.0000   0.2002
  -8.000  -0.9324   0.01214   0.00637   0.0035   1.0000   0.2077
  -7.750  -0.9122   0.01187   0.00613   0.0049   1.0000   0.2150
  -7.500  -0.8919   0.01165   0.00593   0.0063   1.0000   0.2228
  -7.250  -0.8566   0.01138   0.00569   0.0046   0.9964   0.2319
  -6.750  -0.7744   0.01090   0.00526  -0.0008   0.9815   0.2512
  -6.500  -0.7357   0.01068   0.00504  -0.0030   0.9686   0.2601
  -6.250  -0.6954   0.01045   0.00484  -0.0054   0.9510   0.2695
  -6.000  -0.6535   0.01023   0.00461  -0.0082   0.9262   0.2781
  -5.750  -0.6185   0.01011   0.00441  -0.0093   0.8918   0.2864
  -5.500  -0.5920   0.01004   0.00424  -0.0087   0.8564   0.2934
  -5.250  -0.5667   0.01000   0.00410  -0.0079   0.8255   0.3003
  -5.000  -0.5408   0.01000   0.00396  -0.0072   0.7979   0.3070
  -4.750  -0.5155   0.00991   0.00382  -0.0065   0.7721   0.3139
  -4.500  -0.4891   0.00991   0.00370  -0.0060   0.7477   0.3206
  -4.000  -0.4365   0.00980   0.00346  -0.0049   0.7047   0.3340
  -3.750  -0.4094   0.00979   0.00335  -0.0045   0.6839   0.3404
  -3.500  -0.3831   0.00971   0.00325  -0.0041   0.6640   0.3472
  -3.250  -0.3558   0.00970   0.00316  -0.0037   0.6455   0.3540
  -3.000  -0.3289   0.00964   0.00306  -0.0034   0.6277   0.3607
  -2.750  -0.3018   0.00961   0.00298  -0.0030   0.6101   0.3677
  -2.500  -0.2743   0.00961   0.00290  -0.0027   0.5931   0.3745
  -2.250  -0.2474   0.00955   0.00283  -0.0024   0.5774   0.3817
  -2.000  -0.2198   0.00955   0.00277  -0.0021   0.5621   0.3890
  -1.750  -0.1927   0.00952   0.00271  -0.0018   0.5470   0.3964
  -1.500  -0.1651   0.00950   0.00266  -0.0015   0.5323   0.4045
  -1.250  -0.1376   0.00947   0.00262  -0.0013   0.5188   0.4122
  -1.000  -0.1101   0.00947   0.00259  -0.0010   0.5058   0.4210
  -0.750  -0.0827   0.00947   0.00256  -0.0007   0.4933   0.4295
  -0.500  -0.0551   0.00946   0.00254  -0.0005   0.4811   0.4390
  -0.250  -0.0275   0.00944   0.00253  -0.0003   0.4699   0.4486
   0.000   0.0000   0.00948   0.00252   0.0000   0.4591   0.4590
   0.250   0.0275   0.00944   0.00253   0.0003   0.4486   0.4699
   0.500   0.0551   0.00946   0.00254   0.0005   0.4390   0.4811
   0.750   0.0827   0.00947   0.00256   0.0007   0.4295   0.4932
   1.000   0.1101   0.00947   0.00259   0.0010   0.4210   0.5058
   1.250   0.1376   0.00947   0.00262   0.0013   0.4122   0.5188
   1.500   0.1651   0.00950   0.00266   0.0015   0.4045   0.5323
   1.750   0.1927   0.00952   0.00271   0.0018   0.3964   0.5470
   2.000   0.2198   0.00955   0.00277   0.0021   0.3890   0.5622
   2.250   0.2474   0.00955   0.00283   0.0024   0.3817   0.5774
   2.500   0.2743   0.00961   0.00290   0.0027   0.3744   0.5932
   2.750   0.3018   0.00961   0.00298   0.0030   0.3676   0.6102
   3.000   0.3289   0.00964   0.00306   0.0034   0.3607   0.6277
   3.250   0.3558   0.00970   0.00316   0.0037   0.3540   0.6456
   3.500   0.3831   0.00971   0.00325   0.0041   0.3472   0.6640
   3.750   0.4094   0.00979   0.00335   0.0045   0.3404   0.6838
   4.000   0.4366   0.00980   0.00346   0.0049   0.3340   0.7046
   4.500   0.4891   0.00991   0.00370   0.0060   0.3207   0.7476
   4.750   0.5155   0.00991   0.00382   0.0065   0.3139   0.7720
   5.000   0.5408   0.01000   0.00396   0.0072   0.3070   0.7980
   5.250   0.5667   0.01000   0.00410   0.0079   0.3003   0.8256
   5.500   0.5920   0.01004   0.00423   0.0087   0.2933   0.8563
   5.750   0.6186   0.01011   0.00441   0.0093   0.2865   0.8918
   6.000   0.6535   0.01023   0.00461   0.0082   0.2781   0.9262
   6.250   0.6954   0.01045   0.00484   0.0054   0.2695   0.9511
   6.500   0.7357   0.01068   0.00504   0.0030   0.2600   0.9687
   6.750   0.7744   0.01089   0.00526   0.0008   0.2513   0.9816
   7.000   0.8149   0.01119   0.00549  -0.0018   0.2412   0.9899
   7.250   0.8567   0.01138   0.00569  -0.0047   0.2319   0.9965
   7.500   0.8918   0.01165   0.00593  -0.0063   0.2228   1.0000
   7.750   0.9121   0.01187   0.00613  -0.0049   0.2151   1.0000
   8.000   0.9323   0.01214   0.00637  -0.0034   0.2076   1.0000
   8.250   0.9533   0.01239   0.00661  -0.0021   0.2000   1.0000
   8.500   0.9736   0.01270   0.00689  -0.0008   0.1930   1.0000
   8.750   0.9949   0.01297   0.00716   0.0005   0.1859   1.0000
   9.000   1.0146   0.01334   0.00749   0.0019   0.1788   1.0000
   9.250   1.0360   0.01362   0.00779   0.0031   0.1722   1.0000
   9.500   1.0546   0.01406   0.00818   0.0046   0.1652   1.0000
   9.750   1.0763   0.01432   0.00848   0.0058   0.1592   1.0000
  10.000   1.0949   0.01476   0.00889   0.0073   0.1525   1.0000
  10.250   1.1153   0.01511   0.00926   0.0085   0.1469   1.0000
  10.500   1.1342   0.01554   0.00968   0.0099   0.1407   1.0000
  10.750   1.1524   0.01600   0.01014   0.0114   0.1350   1.0000
  11.000   1.1713   0.01641   0.01056   0.0128   0.1289   1.0000
  11.250   1.1867   0.01698   0.01110   0.0146   0.1229   1.0000
  11.500   1.2052   0.01738   0.01154   0.0159   0.1175   1.0000
  11.750   1.2181   0.01802   0.01215   0.0180   0.1122   1.0000
  12.000   1.2321   0.01850   0.01267   0.0200   0.1080   1.0000
  12.250   1.2426   0.01905   0.01325   0.0225   0.1038   1.0000
  12.500   1.2482   0.01985   0.01404   0.0253   0.0998   1.0000
  12.750   1.2591   0.02051   0.01475   0.0273   0.0962   1.0000
  13.000   1.2682   0.02131   0.01559   0.0293   0.0924   1.0000
  13.250   1.2718   0.02249   0.01678   0.0313   0.0889   1.0000
  13.500   1.2792   0.02360   0.01795   0.0327   0.0858   1.0000
  13.750   1.2865   0.02483   0.01924   0.0338   0.0826   1.0000
  14.000   1.2893   0.02652   0.02095   0.0347   0.0796   1.0000
  14.250   1.2892   0.02862   0.02309   0.0353   0.0768   1.0000
  14.500   1.2962   0.03029   0.02485   0.0355   0.0742   1.0000
  14.750   1.2983   0.03250   0.02710   0.0355   0.0714   1.0000
  15.000   1.2948   0.03538   0.03003   0.0351   0.0691   1.0000
  15.250   1.2922   0.03828   0.03300   0.0346   0.0670   1.0000
  15.500   1.2932   0.04089   0.03570   0.0341   0.0649   1.0000
  15.750   1.2894   0.04408   0.03895   0.0333   0.0627   1.0000
  16.000   1.2808   0.04787   0.04280   0.0321   0.0609   1.0000
  16.250   1.2680   0.05218   0.04716   0.0308   0.0592   1.0000
  16.500   1.2660   0.05534   0.05043   0.0298   0.0575   1.0000
  16.750   1.2592   0.05916   0.05433   0.0285   0.0558   1.0000
  17.000   1.2499   0.06340   0.05863   0.0269   0.0542   1.0000
  17.250   1.2374   0.06814   0.06342   0.0250   0.0528   1.0000
  17.500   1.2261   0.07281   0.06815   0.0231   0.0513   1.0000
  17.750   1.2203   0.07689   0.07234   0.0214   0.0498   1.0000
  18.000   1.2125   0.08132   0.07683   0.0195   0.0481   1.0000
  18.250   1.2018   0.08621   0.08177   0.0174   0.0467   1.0000
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