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EPPLER 397 AIRFOIL (e397-il) Xfoil prediction polar at RE=1,000,000 Ncrit=5


Details Polar file
Airfoil: EPPLER 397 AIRFOIL (e397-il)
Reynolds number: 1,000,000
Max Cl/Cd: 139.9 at α=3.25°
Description: Mach=0 Ncrit=5
Source: Xfoil prediction
Download polar: xf-e397-il-1000000-n5.txt
Download as CSV file: xf-e397-il-1000000-n5.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: EPPLER 397 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
  ------ -------- --------- --------- -------- -------- --------
 -14.500  -0.5310   0.08377   0.08131  -0.0895   0.9890   0.0025
 -14.250  -0.5527   0.07515   0.07258  -0.0959   0.9852   0.0022
 -14.000  -0.5943   0.06462   0.06191  -0.1029   0.9765   0.0022
 -13.750  -0.6261   0.05467   0.05180  -0.1113   0.9616   0.0022
 -13.500  -0.6299   0.04516   0.04209  -0.1244   0.9485   0.0021
 -13.250  -0.6182   0.03185   0.02836  -0.1491   0.9303   0.0022
 -13.000  -0.6037   0.02693   0.02313  -0.1581   0.8990   0.0022
 -12.500  -0.6189   0.02168   0.01740  -0.1597   0.8531   0.0023
 -12.250  -0.6073   0.02047   0.01605  -0.1595   0.8419   0.0023
 -12.000  -0.5920   0.01946   0.01490  -0.1592   0.8327   0.0024
 -11.500  -0.5545   0.01780   0.01299  -0.1589   0.8162   0.0026
 -11.250  -0.5338   0.01709   0.01216  -0.1588   0.8088   0.0026
 -11.000  -0.5115   0.01642   0.01140  -0.1588   0.8028   0.0028
 -10.750  -0.4885   0.01582   0.01069  -0.1587   0.7966   0.0029
 -10.500  -0.4647   0.01526   0.01003  -0.1587   0.7910   0.0031
 -10.250  -0.4402   0.01472   0.00940  -0.1588   0.7852   0.0032
 -10.000  -0.4154   0.01427   0.00885  -0.1588   0.7794   0.0033
  -9.750  -0.3903   0.01372   0.00821  -0.1589   0.7746   0.0036
  -9.500  -0.3646   0.01324   0.00766  -0.1591   0.7698   0.0039
  -9.250  -0.3386   0.01283   0.00718  -0.1592   0.7649   0.0043
  -9.000  -0.3122   0.01246   0.00672  -0.1593   0.7605   0.0047
  -8.750  -0.2853   0.01210   0.00631  -0.1595   0.7558   0.0051
  -8.500  -0.2585   0.01173   0.00588  -0.1597   0.7512   0.0059
  -8.000  -0.2039   0.01109   0.00514  -0.1601   0.7435   0.0082
  -7.750  -0.1763   0.01079   0.00481  -0.1603   0.7393   0.0101
  -7.500  -0.1487   0.01052   0.00450  -0.1605   0.7351   0.0124
  -7.250  -0.1211   0.01027   0.00421  -0.1607   0.7314   0.0151
  -7.000  -0.0929   0.01000   0.00393  -0.1611   0.7280   0.0185
  -6.750  -0.0648   0.00974   0.00367  -0.1613   0.7243   0.0237
  -6.500  -0.0368   0.00951   0.00343  -0.1616   0.7205   0.0292
  -6.000   0.0197   0.00906   0.00300  -0.1622   0.7137   0.0451
  -5.750   0.0482   0.00884   0.00281  -0.1625   0.7103   0.0551
  -5.500   0.0767   0.00866   0.00264  -0.1628   0.7067   0.0641
  -5.250   0.1051   0.00851   0.00248  -0.1630   0.7032   0.0726
  -5.000   0.1337   0.00835   0.00233  -0.1633   0.7002   0.0831
  -4.750   0.1625   0.00821   0.00221  -0.1636   0.6972   0.0936
  -4.500   0.1913   0.00809   0.00209  -0.1639   0.6938   0.1041
  -4.250   0.2199   0.00797   0.00198  -0.1642   0.6904   0.1156
  -4.000   0.2484   0.00787   0.00189  -0.1645   0.6872   0.1282
  -3.750   0.2773   0.00776   0.00180  -0.1648   0.6844   0.1415
  -3.500   0.3062   0.00765   0.00173  -0.1651   0.6812   0.1554
  -3.250   0.3351   0.00757   0.00166  -0.1654   0.6779   0.1688
  -3.000   0.3637   0.00751   0.00161  -0.1656   0.6748   0.1813
  -2.750   0.3922   0.00745   0.00156  -0.1658   0.6716   0.1959
  -2.500   0.4212   0.00738   0.00152  -0.1661   0.6688   0.2110
  -2.250   0.4501   0.00732   0.00149  -0.1664   0.6657   0.2243
  -1.750   0.5074   0.00724   0.00145  -0.1669   0.6591   0.2531
  -1.500   0.5358   0.00722   0.00144  -0.1671   0.6560   0.2678
  -1.250   0.5647   0.00718   0.00144  -0.1674   0.6531   0.2809
  -1.000   0.5935   0.00714   0.00144  -0.1676   0.6497   0.2955
  -0.750   0.6221   0.00712   0.00145  -0.1679   0.6463   0.3093
  -0.500   0.6504   0.00712   0.00146  -0.1680   0.6428   0.3238
  -0.250   0.6788   0.00712   0.00148  -0.1682   0.6396   0.3376
   0.000   0.7075   0.00710   0.00151  -0.1685   0.6361   0.3527
   0.250   0.7359   0.00709   0.00154  -0.1686   0.6322   0.3674
   0.500   0.7640   0.00711   0.00157  -0.1688   0.6282   0.3828
   0.750   0.7921   0.00712   0.00161  -0.1689   0.6243   0.3985
   1.000   0.8205   0.00711   0.00166  -0.1691   0.6197   0.4151
   1.250   0.8484   0.00713   0.00171  -0.1692   0.6147   0.4321
   1.500   0.8760   0.00716   0.00177  -0.1692   0.6100   0.4502
   1.750   0.9042   0.00717   0.00184  -0.1694   0.6046   0.4696
   2.000   0.9315   0.00721   0.00190  -0.1693   0.5982   0.4889
   2.250   0.9591   0.00724   0.00198  -0.1694   0.5920   0.5087
   2.500   0.9861   0.00729   0.00207  -0.1693   0.5838   0.5291
   2.750   1.0130   0.00734   0.00216  -0.1692   0.5749   0.5507
   3.000   1.0387   0.00745   0.00227  -0.1689   0.5613   0.5724
   3.250   1.0632   0.00760   0.00240  -0.1683   0.5417   0.5945
   3.500   1.0864   0.00782   0.00257  -0.1675   0.5185   0.6178
   3.750   1.1101   0.00802   0.00275  -0.1668   0.4978   0.6413
   4.250   1.1552   0.00854   0.00320  -0.1650   0.4522   0.6921
   4.500   1.1763   0.00886   0.00347  -0.1639   0.4271   0.7198
   4.750   1.1953   0.00927   0.00380  -0.1624   0.3951   0.7478
   5.000   1.2138   0.00966   0.00414  -0.1608   0.3662   0.7814
   5.250   1.2320   0.01002   0.00448  -0.1590   0.3415   0.8192
   5.500   1.2478   0.01035   0.00482  -0.1568   0.3172   0.8700
   5.750   1.2569   0.01058   0.00510  -0.1531   0.2954   1.0000
   6.000   1.2722   0.01102   0.00545  -0.1509   0.2730   1.0000
   6.250   1.2853   0.01156   0.00586  -0.1483   0.2491   1.0000
   6.500   1.2982   0.01212   0.00630  -0.1457   0.2246   1.0000
   6.750   1.3108   0.01270   0.00678  -0.1432   0.2025   1.0000
   7.000   1.3233   0.01329   0.00727  -0.1407   0.1818   1.0000
   7.250   1.3354   0.01392   0.00781  -0.1382   0.1633   1.0000
   7.500   1.3479   0.01455   0.00837  -0.1359   0.1464   1.0000
   7.750   1.3551   0.01545   0.00913  -0.1328   0.1216   1.0000
   8.000   1.3658   0.01622   0.00983  -0.1303   0.1053   1.0000
   8.250   1.3771   0.01700   0.01056  -0.1280   0.0924   1.0000
   8.500   1.3882   0.01782   0.01133  -0.1258   0.0803   1.0000
   8.750   1.3929   0.01904   0.01242  -0.1229   0.0569   1.0000
   9.000   1.4029   0.02002   0.01336  -0.1207   0.0479   1.0000
   9.250   1.4149   0.02091   0.01425  -0.1189   0.0438   1.0000
   9.500   1.4279   0.02177   0.01513  -0.1173   0.0403   1.0000
   9.750   1.4425   0.02255   0.01595  -0.1159   0.0386   1.0000
  10.000   1.4560   0.02342   0.01685  -0.1145   0.0365   1.0000
  10.250   1.4680   0.02443   0.01786  -0.1129   0.0342   1.0000
  10.500   1.4801   0.02544   0.01891  -0.1115   0.0317   1.0000
  10.750   1.4935   0.02639   0.01989  -0.1102   0.0295   1.0000
  11.000   1.5034   0.02762   0.02111  -0.1086   0.0252   1.0000
  11.250   1.5123   0.02897   0.02244  -0.1070   0.0198   1.0000
  11.500   1.5204   0.03042   0.02387  -0.1055   0.0155   1.0000
  11.750   1.5293   0.03184   0.02530  -0.1041   0.0130   1.0000
  12.000   1.5381   0.03331   0.02680  -0.1027   0.0109   1.0000
  12.250   1.5467   0.03483   0.02836  -0.1014   0.0093   1.0000
  12.500   1.5554   0.03638   0.02993  -0.1002   0.0078   1.0000
  12.750   1.5638   0.03798   0.03158  -0.0990   0.0067   1.0000
  13.000   1.5718   0.03967   0.03330  -0.0979   0.0056   1.0000
  13.250   1.5799   0.04139   0.03506  -0.0969   0.0049   1.0000
  13.500   1.5880   0.04315   0.03687  -0.0960   0.0043   1.0000
  13.750   1.5952   0.04503   0.03880  -0.0950   0.0038   1.0000
  14.000   1.6025   0.04695   0.04078  -0.0942   0.0035   1.0000
  14.250   1.6099   0.04889   0.04278  -0.0934   0.0032   1.0000
  14.500   1.6162   0.05100   0.04495  -0.0927   0.0029   1.0000
  14.750   1.6219   0.05321   0.04722  -0.0920   0.0027   1.0000
  15.000   1.6273   0.05550   0.04957  -0.0914   0.0025   1.0000
  15.250   1.6326   0.05785   0.05199  -0.0909   0.0023   1.0000
  15.500   1.6382   0.06021   0.05442  -0.0905   0.0022   1.0000
  15.750   1.6427   0.06275   0.05704  -0.0901   0.0021   1.0000
  16.000   1.6467   0.06541   0.05977  -0.0899   0.0020   1.0000
  16.250   1.6501   0.06817   0.06261  -0.0897   0.0019   1.0000
  16.500   1.6525   0.07113   0.06565  -0.0896   0.0017   1.0000
  16.750   1.6540   0.07427   0.06886  -0.0896   0.0016   1.0000
  17.000   1.6551   0.07753   0.07221  -0.0897   0.0015   1.0000
  17.250   1.6553   0.08097   0.07574  -0.0900   0.0015   1.0000
  17.500   1.6560   0.08439   0.07924  -0.0903   0.0014   1.0000
  17.750   1.6562   0.08794   0.08289  -0.0908   0.0014   1.0000
  18.000   1.6559   0.09162   0.08666  -0.0914   0.0013   1.0000
  18.250   1.6550   0.09545   0.09059  -0.0921   0.0013   1.0000
  18.500   1.6532   0.09948   0.09472  -0.0931   0.0013   1.0000
  18.750   1.6506   0.10367   0.09902  -0.0941   0.0012   1.0000
  19.000   1.6477   0.10796   0.10340  -0.0953   0.0012   1.0000
  19.250   1.6442   0.11240   0.10795  -0.0967   0.0011   1.0000
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