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EPPLER 399 AIRFOIL (e399-il) Xfoil prediction polar at RE=1,000,000 Ncrit=5


Details Polar file
Airfoil: EPPLER 399 AIRFOIL (e399-il)
Reynolds number: 1,000,000
Max Cl/Cd: 142.43 at α=5.25°
Description: Mach=0 Ncrit=5
Source: Xfoil prediction
Download polar: xf-e399-il-1000000-n5.txt
Download as CSV file: xf-e399-il-1000000-n5.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: EPPLER 399 AIRFOIL                              
  
 1 1 Reynolds number fixed          Mach number fixed         
  
 xtrf =   1.000 (top)        1.000 (bottom)  
 Mach =   0.000     Re =     1.000 e 6     Ncrit =   5.000
  
   alpha    CL        CD       CDp       CM     Top_Xtr  Bot_Xtr
  ------ -------- --------- --------- -------- -------- --------
 -15.250  -0.6102   0.08648   0.08382  -0.0790   0.9976   0.0034
 -15.000  -0.6276   0.07837   0.07561  -0.0853   0.9962   0.0033
 -14.750  -0.6482   0.06992   0.06703  -0.0920   0.9942   0.0032
 -14.500  -0.6814   0.06031   0.05727  -0.0994   0.9911   0.0033
 -14.250  -0.7041   0.05223   0.04906  -0.1063   0.9866   0.0033
 -14.000  -0.7195   0.04517   0.04186  -0.1131   0.9806   0.0032
 -13.750  -0.7380   0.03891   0.03546  -0.1179   0.9645   0.0032
 -13.500  -0.7275   0.03312   0.02949  -0.1272   0.9507   0.0032
 -13.250  -0.6923   0.02752   0.02367  -0.1412   0.9395   0.0033
 -13.000  -0.6527   0.02357   0.01947  -0.1530   0.9185   0.0034
 -12.750  -0.6468   0.02146   0.01710  -0.1552   0.8845   0.0034
 -12.500  -0.6398   0.02018   0.01562  -0.1549   0.8635   0.0035
 -12.250  -0.6269   0.01926   0.01456  -0.1543   0.8480   0.0036
 -12.000  -0.6110   0.01844   0.01360  -0.1538   0.8355   0.0036
 -11.750  -0.5931   0.01771   0.01275  -0.1534   0.8246   0.0037
 -11.500  -0.5738   0.01704   0.01196  -0.1530   0.8138   0.0039
 -11.250  -0.5527   0.01642   0.01124  -0.1528   0.8039   0.0040
 -11.000  -0.5308   0.01587   0.01057  -0.1526   0.7949   0.0041
 -10.750  -0.5076   0.01535   0.00996  -0.1525   0.7866   0.0043
 -10.500  -0.4846   0.01479   0.00930  -0.1523   0.7789   0.0045
 -10.250  -0.4605   0.01426   0.00869  -0.1523   0.7711   0.0049
 -10.000  -0.4361   0.01382   0.00816  -0.1522   0.7632   0.0053
  -9.750  -0.4106   0.01341   0.00768  -0.1523   0.7558   0.0057
  -9.500  -0.3851   0.01304   0.00723  -0.1523   0.7485   0.0062
  -9.250  -0.3590   0.01262   0.00676  -0.1524   0.7424   0.0071
  -9.000  -0.3326   0.01229   0.00637  -0.1525   0.7355   0.0080
  -8.750  -0.3062   0.01194   0.00596  -0.1526   0.7292   0.0096
  -8.500  -0.2792   0.01161   0.00560  -0.1528   0.7226   0.0113
  -8.250  -0.2524   0.01132   0.00526  -0.1529   0.7160   0.0136
  -8.000  -0.2250   0.01103   0.00493  -0.1531   0.7106   0.0163
  -7.750  -0.1974   0.01076   0.00463  -0.1533   0.7049   0.0194
  -7.500  -0.1699   0.01052   0.00436  -0.1534   0.6991   0.0230
  -7.250  -0.1420   0.01028   0.00410  -0.1537   0.6940   0.0269
  -7.000  -0.1140   0.01005   0.00385  -0.1539   0.6881   0.0317
  -6.750  -0.0863   0.00983   0.00362  -0.1541   0.6825   0.0381
  -6.500  -0.0580   0.00958   0.00339  -0.1544   0.6780   0.0465
  -6.250  -0.0296   0.00936   0.00318  -0.1547   0.6731   0.0560
  -6.000  -0.0014   0.00917   0.00300  -0.1549   0.6680   0.0651
  -5.750   0.0269   0.00901   0.00283  -0.1552   0.6633   0.0738
  -5.500   0.0556   0.00883   0.00267  -0.1555   0.6586   0.0838
  -5.250   0.0842   0.00868   0.00252  -0.1557   0.6539   0.0944
  -5.000   0.1126   0.00856   0.00239  -0.1560   0.6494   0.1046
  -4.750   0.1415   0.00843   0.00227  -0.1563   0.6453   0.1151
  -4.500   0.1703   0.00832   0.00217  -0.1565   0.6408   0.1258
  -4.250   0.1990   0.00821   0.00207  -0.1568   0.6363   0.1385
  -3.750   0.2566   0.00801   0.00190  -0.1574   0.6287   0.1664
  -3.500   0.2855   0.00792   0.00183  -0.1577   0.6244   0.1797
  -3.250   0.3143   0.00785   0.00177  -0.1579   0.6202   0.1937
  -3.000   0.3428   0.00779   0.00172  -0.1581   0.6164   0.2085
  -2.750   0.3718   0.00772   0.00168  -0.1584   0.6129   0.2232
  -2.500   0.4008   0.00767   0.00165  -0.1587   0.6090   0.2373
  -2.250   0.4296   0.00763   0.00162  -0.1590   0.6051   0.2514
  -2.000   0.4581   0.00761   0.00161  -0.1592   0.6013   0.2658
  -1.750   0.4869   0.00758   0.00160  -0.1594   0.5979   0.2784
  -1.500   0.5159   0.00755   0.00159  -0.1597   0.5944   0.2912
  -1.000   0.5731   0.00754   0.00160  -0.1601   0.5869   0.3153
  -0.750   0.6014   0.00755   0.00162  -0.1602   0.5831   0.3272
  -0.500   0.6303   0.00754   0.00164  -0.1605   0.5800   0.3384
  -0.250   0.6590   0.00754   0.00166  -0.1607   0.5764   0.3503
   0.000   0.6875   0.00755   0.00169  -0.1609   0.5726   0.3628
   0.250   0.7156   0.00758   0.00172  -0.1610   0.5688   0.3748
   0.500   0.7440   0.00760   0.00176  -0.1611   0.5654   0.3869
   0.750   0.7727   0.00760   0.00181  -0.1613   0.5619   0.4000
   1.000   0.8011   0.00762   0.00185  -0.1615   0.5580   0.4129
   1.250   0.8290   0.00766   0.00191  -0.1616   0.5539   0.4258
   1.500   0.8569   0.00770   0.00197  -0.1617   0.5501   0.4397
   1.750   0.8854   0.00771   0.00204  -0.1619   0.5463   0.4543
   2.000   0.9135   0.00774   0.00211  -0.1620   0.5420   0.4688
   2.250   0.9411   0.00780   0.00219  -0.1620   0.5374   0.4841
   2.500   0.9688   0.00785   0.00227  -0.1621   0.5332   0.4996
   2.750   0.9968   0.00788   0.00235  -0.1622   0.5285   0.5158
   3.000   1.0242   0.00794   0.00245  -0.1622   0.5231   0.5328
   3.250   1.0512   0.00802   0.00256  -0.1621   0.5178   0.5495
   3.500   1.0788   0.00806   0.00265  -0.1621   0.5119   0.5664
   3.750   1.1053   0.00816   0.00278  -0.1620   0.5048   0.5845
   4.000   1.1323   0.00823   0.00290  -0.1619   0.4979   0.6027
   4.250   1.1585   0.00834   0.00303  -0.1617   0.4896   0.6206
   4.500   1.1848   0.00844   0.00317  -0.1615   0.4819   0.6406
   4.750   1.2102   0.00857   0.00332  -0.1611   0.4725   0.6603
   5.000   1.2360   0.00869   0.00349  -0.1608   0.4628   0.6807
   5.250   1.2605   0.00885   0.00367  -0.1603   0.4518   0.7029
   5.500   1.2843   0.00905   0.00388  -0.1597   0.4391   0.7254
   6.000   1.3299   0.00949   0.00435  -0.1580   0.4090   0.7772
   6.250   1.3506   0.00977   0.00464  -0.1568   0.3913   0.8075
   6.500   1.3696   0.01007   0.00495  -0.1553   0.3713   0.8435
   6.750   1.3846   0.01037   0.00527  -0.1528   0.3509   0.8951
   7.000   1.3947   0.01069   0.00558  -0.1494   0.3295   1.0000
   7.250   1.4082   0.01121   0.00599  -0.1469   0.3046   1.0000
   7.750   1.4318   0.01240   0.00694  -0.1415   0.2577   1.0000
   8.000   1.4413   0.01310   0.00752  -0.1385   0.2335   1.0000
   8.250   1.4488   0.01390   0.00819  -0.1353   0.2081   1.0000
   8.500   1.4561   0.01473   0.00890  -0.1322   0.1846   1.0000
   8.750   1.4622   0.01565   0.00971  -0.1290   0.1630   1.0000
   9.000   1.4705   0.01651   0.01050  -0.1263   0.1469   1.0000
   9.250   1.4789   0.01741   0.01134  -0.1237   0.1322   1.0000
   9.500   1.4871   0.01837   0.01225  -0.1212   0.1193   1.0000
   9.750   1.4940   0.01945   0.01328  -0.1187   0.1059   1.0000
  10.000   1.5007   0.02060   0.01438  -0.1163   0.0939   1.0000
  10.250   1.5068   0.02186   0.01560  -0.1139   0.0824   1.0000
  10.500   1.5119   0.02325   0.01694  -0.1116   0.0708   1.0000
  10.750   1.5176   0.02467   0.01833  -0.1096   0.0616   1.0000
  11.250   1.5280   0.02778   0.02139  -0.1057   0.0451   1.0000
  11.500   1.5336   0.02940   0.02300  -0.1041   0.0389   1.0000
  11.750   1.5390   0.03110   0.02470  -0.1025   0.0332   1.0000
  12.000   1.5452   0.03279   0.02639  -0.1011   0.0287   1.0000
  12.250   1.5513   0.03454   0.02815  -0.0998   0.0248   1.0000
  12.500   1.5563   0.03645   0.03008  -0.0985   0.0210   1.0000
  12.750   1.5619   0.03836   0.03201  -0.0974   0.0181   1.0000
  13.000   1.5673   0.04034   0.03401  -0.0963   0.0157   1.0000
  13.250   1.5739   0.04226   0.03597  -0.0954   0.0141   1.0000
  13.500   1.5796   0.04432   0.03807  -0.0946   0.0126   1.0000
  13.750   1.5851   0.04645   0.04024  -0.0938   0.0113   1.0000
  14.000   1.5915   0.04852   0.04236  -0.0932   0.0103   1.0000
  14.250   1.5968   0.05077   0.04466  -0.0926   0.0093   1.0000
  14.500   1.6020   0.05308   0.04701  -0.0921   0.0086   1.0000
  14.750   1.6076   0.05537   0.04936  -0.0916   0.0078   1.0000
  15.000   1.6118   0.05790   0.05193  -0.0912   0.0071   1.0000
  15.250   1.6165   0.06039   0.05449  -0.0909   0.0064   1.0000
  15.500   1.6206   0.06300   0.05716  -0.0907   0.0059   1.0000
  15.750   1.6238   0.06579   0.06000  -0.0906   0.0054   1.0000
  16.000   1.6277   0.06853   0.06280  -0.0905   0.0049   1.0000
  16.250   1.6304   0.07147   0.06581  -0.0905   0.0045   1.0000
  16.500   1.6330   0.07445   0.06885  -0.0906   0.0041   1.0000
  16.750   1.6346   0.07764   0.07211  -0.0908   0.0038   1.0000
  17.000   1.6368   0.08078   0.07532  -0.0911   0.0036   1.0000
  17.250   1.6390   0.08398   0.07860  -0.0915   0.0033   1.0000
  17.500   1.6395   0.08747   0.08216  -0.0920   0.0031   1.0000
  17.750   1.6399   0.09098   0.08574  -0.0925   0.0029   1.0000
  18.000   1.6395   0.09469   0.08952  -0.0932   0.0027   1.0000
  18.250   1.6395   0.09837   0.09329  -0.0940   0.0025   1.0000
  18.500   1.6399   0.10201   0.09701  -0.0949   0.0024   1.0000
  18.750   1.6389   0.10591   0.10099  -0.0959   0.0023   1.0000
  19.000   1.6375   0.10990   0.10506  -0.0970   0.0021   1.0000
  19.250   1.6363   0.11386   0.10910  -0.0982   0.0020   1.0000
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