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EPPLER 398 AIRFOIL (e398-il) Xfoil prediction polar at RE=500,000 Ncrit=5


Details Polar file
Airfoil: EPPLER 398 AIRFOIL (e398-il)
Reynolds number: 500,000
Max Cl/Cd: 124.82 at α=5.75°
Description: Mach=0 Ncrit=5
Source: Xfoil prediction
Download polar: xf-e398-il-500000-n5.txt
Download as CSV file: xf-e398-il-500000-n5.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: EPPLER 398 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 =   5.000
  
   alpha    CL        CD       CDp       CM     Top_Xtr  Bot_Xtr
  ------ -------- --------- --------- -------- -------- --------
 -14.750  -0.4301   0.12079   0.11823  -0.0555   1.0000   0.0055
 -14.500  -0.4586   0.11106   0.10841  -0.0592   1.0000   0.0054
 -14.250  -0.4783   0.10374   0.10102  -0.0620   1.0000   0.0053
 -14.000  -0.4959   0.09592   0.09312  -0.0662   0.9995   0.0054
 -13.750  -0.5055   0.08807   0.08517  -0.0723   0.9980   0.0053
 -13.500  -0.5177   0.07989   0.07690  -0.0790   0.9955   0.0053
 -13.250  -0.5326   0.07183   0.06873  -0.0857   0.9915   0.0053
 -13.000  -0.5481   0.06393   0.06071  -0.0927   0.9858   0.0051
 -12.500  -0.5825   0.04869   0.04521  -0.1062   0.9594   0.0051
 -12.250  -0.5850   0.04047   0.03678  -0.1173   0.9449   0.0053
 -12.000  -0.5663   0.03272   0.02875  -0.1321   0.9318   0.0052
 -11.750  -0.5433   0.02693   0.02264  -0.1449   0.9111   0.0054
 -11.500  -0.5270   0.02423   0.01965  -0.1499   0.8893   0.0055
 -11.250  -0.5125   0.02266   0.01786  -0.1510   0.8724   0.0057
 -11.000  -0.4962   0.02147   0.01647  -0.1513   0.8589   0.0058
 -10.750  -0.4783   0.02041   0.01522  -0.1514   0.8473   0.0060
 -10.500  -0.4593   0.01942   0.01406  -0.1514   0.8361   0.0062
 -10.250  -0.4395   0.01843   0.01293  -0.1514   0.8257   0.0065
 -10.000  -0.4174   0.01770   0.01205  -0.1514   0.8164   0.0068
  -9.750  -0.3945   0.01700   0.01122  -0.1514   0.8073   0.0072
  -9.500  -0.3706   0.01638   0.01046  -0.1514   0.7995   0.0077
  -9.250  -0.3462   0.01582   0.00977  -0.1514   0.7913   0.0082
  -9.000  -0.3217   0.01520   0.00905  -0.1515   0.7836   0.0090
  -8.750  -0.2964   0.01471   0.00844  -0.1515   0.7757   0.0100
  -8.500  -0.2708   0.01421   0.00785  -0.1516   0.7688   0.0116
  -8.250  -0.2446   0.01376   0.00733  -0.1517   0.7618   0.0137
  -8.000  -0.2184   0.01336   0.00685  -0.1518   0.7553   0.0168
  -7.750  -0.1916   0.01297   0.00642  -0.1520   0.7485   0.0205
  -7.500  -0.1648   0.01264   0.00602  -0.1521   0.7419   0.0244
  -7.250  -0.1376   0.01232   0.00565  -0.1522   0.7358   0.0286
  -7.000  -0.1103   0.01201   0.00531  -0.1524   0.7297   0.0337
  -6.500  -0.0552   0.01146   0.00471  -0.1528   0.7182   0.0467
  -6.250  -0.0275   0.01122   0.00444  -0.1529   0.7123   0.0541
  -6.000   0.0002   0.01101   0.00418  -0.1531   0.7070   0.0621
  -5.750   0.0284   0.01080   0.00395  -0.1533   0.7018   0.0707
  -5.500   0.0564   0.01059   0.00373  -0.1535   0.6964   0.0807
  -5.250   0.0844   0.01041   0.00353  -0.1537   0.6915   0.0911
  -5.000   0.1128   0.01024   0.00335  -0.1539   0.6863   0.1017
  -4.750   0.1411   0.01009   0.00319  -0.1541   0.6813   0.1132
  -4.000   0.2262   0.00971   0.00279  -0.1547   0.6674   0.1536
  -3.750   0.2545   0.00961   0.00268  -0.1549   0.6629   0.1689
  -3.500   0.2830   0.00952   0.00259  -0.1551   0.6589   0.1838
  -3.250   0.3117   0.00942   0.00251  -0.1554   0.6545   0.1996
  -2.750   0.3684   0.00930   0.00238  -0.1557   0.6459   0.2320
  -2.250   0.4256   0.00918   0.00231  -0.1562   0.6379   0.2636
  -2.000   0.4540   0.00915   0.00228  -0.1563   0.6337   0.2796
  -1.500   0.5109   0.00910   0.00225  -0.1567   0.6261   0.3108
  -1.250   0.5394   0.00907   0.00225  -0.1569   0.6221   0.3264
  -1.000   0.5677   0.00907   0.00226  -0.1570   0.6181   0.3424
  -0.750   0.5959   0.00908   0.00227  -0.1571   0.6144   0.3584
  -0.500   0.6244   0.00906   0.00229  -0.1573   0.6108   0.3744
  -0.250   0.6528   0.00906   0.00233  -0.1575   0.6068   0.3909
   0.000   0.6809   0.00907   0.00236  -0.1576   0.6029   0.4080
   0.250   0.7089   0.00910   0.00240  -0.1577   0.5993   0.4254
   0.500   0.7372   0.00911   0.00246  -0.1578   0.5957   0.4435
   0.750   0.7654   0.00911   0.00252  -0.1580   0.5918   0.4622
   1.000   0.7934   0.00913   0.00259  -0.1581   0.5878   0.4818
   1.250   0.8212   0.00917   0.00266  -0.1581   0.5841   0.5029
   1.500   0.8492   0.00920   0.00275  -0.1582   0.5805   0.5242
   1.750   0.8771   0.00922   0.00284  -0.1583   0.5764   0.5467
   2.000   0.9048   0.00925   0.00293  -0.1583   0.5723   0.5693
   2.250   0.9321   0.00931   0.00303  -0.1583   0.5684   0.5930
   2.500   0.9597   0.00934   0.00315  -0.1583   0.5644   0.6171
   2.750   0.9872   0.00938   0.00327  -0.1583   0.5600   0.6423
   3.000   1.0141   0.00943   0.00339  -0.1582   0.5554   0.6683
   3.250   1.0407   0.00950   0.00352  -0.1580   0.5511   0.6954
   3.500   1.0676   0.00953   0.00366  -0.1579   0.5462   0.7245
   3.750   1.0936   0.00957   0.00381  -0.1576   0.5408   0.7557
   4.000   1.1185   0.00965   0.00395  -0.1570   0.5357   0.7889
   4.250   1.1432   0.00966   0.00410  -0.1564   0.5299   0.8259
   4.500   1.1645   0.00968   0.00423  -0.1550   0.5235   0.8722
   4.750   1.1846   0.00962   0.00429  -0.1532   0.5171   1.0000
   5.000   1.2105   0.00977   0.00444  -0.1530   0.5095   1.0000
   5.250   1.2359   0.00994   0.00460  -0.1526   0.5026   1.0000
   5.500   1.2612   0.01011   0.00478  -0.1523   0.4942   1.0000
   5.750   1.2856   0.01030   0.00496  -0.1518   0.4851   1.0000
   6.000   1.3086   0.01054   0.00517  -0.1510   0.4743   1.0000
   6.250   1.3321   0.01075   0.00539  -0.1503   0.4628   1.0000
   6.500   1.3545   0.01101   0.00563  -0.1494   0.4505   1.0000
   6.750   1.3756   0.01130   0.00590  -0.1483   0.4370   1.0000
   7.000   1.3949   0.01165   0.00621  -0.1469   0.4206   1.0000
   7.250   1.4120   0.01204   0.00655  -0.1451   0.4030   1.0000
   7.500   1.4260   0.01250   0.00693  -0.1427   0.3846   1.0000
   7.750   1.4383   0.01303   0.00739  -0.1401   0.3634   1.0000
   8.000   1.4490   0.01365   0.00792  -0.1372   0.3407   1.0000
   8.250   1.4573   0.01440   0.00856  -0.1341   0.3157   1.0000
   8.500   1.4628   0.01530   0.00933  -0.1307   0.2887   1.0000
   8.750   1.4679   0.01628   0.01019  -0.1274   0.2633   1.0000
   9.000   1.4721   0.01735   0.01115  -0.1241   0.2382   1.0000
   9.250   1.4751   0.01856   0.01224  -0.1208   0.2145   1.0000
   9.500   1.4783   0.01984   0.01343  -0.1178   0.1922   1.0000
  10.000   1.4865   0.02255   0.01601  -0.1126   0.1570   1.0000
  10.250   1.4907   0.02402   0.01742  -0.1103   0.1409   1.0000
  10.500   1.4948   0.02557   0.01894  -0.1081   0.1263   1.0000
  10.750   1.4991   0.02720   0.02053  -0.1061   0.1137   1.0000
  11.000   1.5025   0.02896   0.02226  -0.1041   0.1009   1.0000
  11.250   1.5059   0.03079   0.02407  -0.1024   0.0895   1.0000
  11.500   1.5086   0.03275   0.02600  -0.1007   0.0784   1.0000
  11.750   1.5112   0.03479   0.02801  -0.0991   0.0684   1.0000
  12.000   1.5147   0.03682   0.03004  -0.0978   0.0599   1.0000
  12.250   1.5190   0.03885   0.03208  -0.0966   0.0530   1.0000
  12.500   1.5220   0.04106   0.03429  -0.0954   0.0464   1.0000
  12.750   1.5246   0.04338   0.03663  -0.0943   0.0404   1.0000
  13.000   1.5288   0.04561   0.03888  -0.0935   0.0356   1.0000
  13.250   1.5324   0.04795   0.04126  -0.0926   0.0317   1.0000
  13.500   1.5353   0.05042   0.04376  -0.0919   0.0280   1.0000
  13.750   1.5397   0.05281   0.04620  -0.0913   0.0251   1.0000
  14.000   1.5420   0.05549   0.04891  -0.0908   0.0222   1.0000
  14.250   1.5456   0.05806   0.05154  -0.0903   0.0198   1.0000
  14.500   1.5483   0.06079   0.05432  -0.0900   0.0177   1.0000
  14.750   1.5514   0.06354   0.05713  -0.0898   0.0159   1.0000
  15.000   1.5533   0.06650   0.06014  -0.0896   0.0143   1.0000
  15.250   1.5564   0.06934   0.06306  -0.0895   0.0129   1.0000
  15.750   1.5602   0.07552   0.06938  -0.0896   0.0106   1.0000
  16.000   1.5618   0.07872   0.07265  -0.0898   0.0097   1.0000
  16.250   1.5626   0.08211   0.07611  -0.0901   0.0089   1.0000
  16.500   1.5640   0.08544   0.07954  -0.0905   0.0081   1.0000
  16.750   1.5644   0.08894   0.08312  -0.0910   0.0074   1.0000
  17.000   1.5641   0.09264   0.08690  -0.0917   0.0068   1.0000
  17.250   1.5643   0.09629   0.09065  -0.0924   0.0062   1.0000
  17.500   1.5639   0.10006   0.09451  -0.0932   0.0058   1.0000
  17.750   1.5621   0.10411   0.09864  -0.0942   0.0054   1.0000
  18.000   1.5608   0.10811   0.10274  -0.0952   0.0050   1.0000
  18.250   1.5598   0.11208   0.10682  -0.0964   0.0047   1.0000
  18.500   1.5580   0.11624   0.11108  -0.0977   0.0045   1.0000
  18.750   1.5555   0.12055   0.11549  -0.0992   0.0042   1.0000
  19.000   1.5525   0.12497   0.12001  -0.1008   0.0040   1.0000
  19.250   1.5487   0.12952   0.12466  -0.1026   0.0038   1.0000
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