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EPPLER E838 HYDROFOIL AIRFOIL (e838-il) Xfoil prediction polar at RE=500,000 Ncrit=5


Details Polar file
Airfoil: EPPLER E838 HYDROFOIL AIRFOIL (e838-il)
Reynolds number: 500,000
Max Cl/Cd: 64.98 at α=5.5°
Description: Mach=0 Ncrit=5
Source: Xfoil prediction
Download polar: xf-e838-il-500000-n5.txt
Download as CSV file: xf-e838-il-500000-n5.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: EPPLER E838 HYDROFOIL 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
  ------ -------- --------- --------- -------- -------- --------
 -19.750  -0.9412   0.12517   0.12177  -0.0144   1.0000   0.0045
 -19.500  -0.9498   0.11931   0.11579  -0.0177   1.0000   0.0046
 -19.250  -0.9620   0.11299   0.10932  -0.0210   1.0000   0.0046
 -19.000  -0.9706   0.10743   0.10364  -0.0238   1.0000   0.0047
 -18.750  -0.9785   0.10213   0.09822  -0.0264   1.0000   0.0047
 -18.500  -0.9853   0.09716   0.09312  -0.0287   1.0000   0.0047
 -18.250  -0.9916   0.09245   0.08829  -0.0308   1.0000   0.0047
 -18.000  -0.9982   0.08778   0.08349  -0.0327   1.0000   0.0049
 -17.750  -1.0009   0.08381   0.07941  -0.0342   1.0000   0.0049
 -17.500  -1.0047   0.07979   0.07527  -0.0357   1.0000   0.0050
 -17.250  -1.0073   0.07604   0.07141  -0.0369   1.0000   0.0050
 -17.000  -1.0090   0.07253   0.06778  -0.0379   1.0000   0.0052
 -16.750  -1.0101   0.06920   0.06434  -0.0387   1.0000   0.0052
 -16.500  -1.0089   0.06621   0.06124  -0.0395   1.0000   0.0053
 -16.250  -1.0089   0.06317   0.05809  -0.0400   1.0000   0.0053
 -16.000  -1.0057   0.06057   0.05539  -0.0404   1.0000   0.0054
 -15.750  -1.0059   0.05767   0.05240  -0.0407   1.0000   0.0054
 -15.500  -1.0023   0.05523   0.04987  -0.0410   1.0000   0.0055
 -15.250  -1.0028   0.05245   0.04701  -0.0410   1.0000   0.0058
 -15.000  -1.0002   0.05006   0.04456  -0.0410   1.0000   0.0060
 -14.750  -0.9945   0.04803   0.04245  -0.0410   1.0000   0.0061
 -14.500  -0.9877   0.04614   0.04052  -0.0409   1.0000   0.0064
 -14.250  -0.9822   0.04419   0.03849  -0.0406   1.0000   0.0064
 -14.000  -0.9749   0.04245   0.03669  -0.0403   1.0000   0.0067
 -13.750  -0.9663   0.04086   0.03504  -0.0400   1.0000   0.0069
 -13.500  -0.9453   0.03885   0.03291  -0.0430   0.9321   0.0071
 -13.250  -0.9190   0.03713   0.03094  -0.0464   0.8783   0.0076
 -13.000  -0.9115   0.03584   0.02945  -0.0454   0.8498   0.0080
 -12.750  -0.9040   0.03454   0.02802  -0.0444   0.8324   0.0083
 -12.500  -0.8964   0.03323   0.02661  -0.0435   0.8192   0.0088
 -12.000  -0.8770   0.03097   0.02418  -0.0417   0.7983   0.0099
 -11.750  -0.8665   0.02991   0.02302  -0.0408   0.7898   0.0108
 -11.500  -0.8556   0.02888   0.02188  -0.0399   0.7818   0.0114
 -11.250  -0.8468   0.02772   0.02066  -0.0388   0.7753   0.0125
 -11.000  -0.8359   0.02672   0.01961  -0.0378   0.7689   0.0136
 -10.500  -0.8121   0.02488   0.01761  -0.0358   0.7573   0.0154
 -10.250  -0.8015   0.02391   0.01658  -0.0346   0.7519   0.0167
 -10.000  -0.7903   0.02300   0.01563  -0.0334   0.7471   0.0184
  -9.750  -0.7775   0.02218   0.01476  -0.0324   0.7425   0.0202
  -9.500  -0.7658   0.02132   0.01385  -0.0311   0.7379   0.0224
  -9.250  -0.7541   0.02050   0.01299  -0.0298   0.7336   0.0253
  -9.000  -0.7420   0.01969   0.01216  -0.0285   0.7295   0.0292
  -8.750  -0.7305   0.01889   0.01136  -0.0271   0.7253   0.0347
  -8.500  -0.7206   0.01806   0.01053  -0.0254   0.7214   0.0439
  -8.250  -0.7109   0.01726   0.00974  -0.0236   0.7180   0.0550
  -7.750  -0.6943   0.01564   0.00823  -0.0193   0.7107   0.0863
  -7.500  -0.6869   0.01491   0.00756  -0.0168   0.7070   0.1058
  -7.250  -0.6827   0.01417   0.00690  -0.0135   0.7037   0.1322
  -7.000  -0.6781   0.01358   0.00642  -0.0099   0.7006   0.1588
  -6.750  -0.6720   0.01292   0.00592  -0.0067   0.6974   0.1957
  -6.500  -0.6621   0.01225   0.00542  -0.0041   0.6942   0.2373
  -6.250  -0.6521   0.01152   0.00488  -0.0015   0.6911   0.2880
  -5.750  -0.6336   0.00983   0.00385   0.0040   0.6855   0.4360
  -5.500  -0.6140   0.00945   0.00364   0.0051   0.6826   0.4831
  -5.250  -0.5899   0.00928   0.00351   0.0056   0.6798   0.5066
  -5.000  -0.5642   0.00917   0.00339   0.0058   0.6770   0.5235
  -4.750  -0.5382   0.00911   0.00330   0.0059   0.6744   0.5405
  -4.500  -0.5116   0.00906   0.00324   0.0060   0.6719   0.5537
  -4.250  -0.4844   0.00902   0.00319   0.0059   0.6692   0.5636
  -4.000  -0.4567   0.00900   0.00311   0.0057   0.6664   0.5721
  -3.750  -0.4289   0.00897   0.00307   0.0055   0.6637   0.5782
  -3.500  -0.4008   0.00895   0.00297   0.0052   0.6611   0.5836
  -3.250  -0.3726   0.00893   0.00290   0.0050   0.6587   0.5873
  -3.000  -0.3441   0.00889   0.00284   0.0046   0.6562   0.5905
  -2.750  -0.3155   0.00886   0.00279   0.0042   0.6535   0.5938
  -2.500  -0.2869   0.00883   0.00272   0.0039   0.6507   0.5972
  -2.250  -0.2583   0.00882   0.00264   0.0035   0.6480   0.6001
  -2.000  -0.2298   0.00879   0.00259   0.0032   0.6455   0.6027
  -1.750  -0.2012   0.00878   0.00256   0.0028   0.6433   0.6055
  -1.500  -0.1724   0.00876   0.00253   0.0024   0.6407   0.6085
  -1.250  -0.1436   0.00875   0.00250   0.0020   0.6378   0.6114
  -1.000  -0.1149   0.00874   0.00245   0.0016   0.6350   0.6143
  -0.750  -0.0862   0.00872   0.00244   0.0012   0.6324   0.6168
  -0.500  -0.0576   0.00872   0.00243   0.0008   0.6302   0.6193
  -0.250  -0.0288   0.00872   0.00242   0.0004   0.6277   0.6219
   0.000   0.0000   0.00872   0.00243   0.0000   0.6248   0.6248
   0.250   0.0288   0.00872   0.00242  -0.0004   0.6218   0.6278
   0.500   0.0576   0.00872   0.00243  -0.0008   0.6192   0.6302
   0.750   0.0862   0.00872   0.00244  -0.0012   0.6167   0.6325
   1.000   0.1149   0.00874   0.00245  -0.0016   0.6142   0.6350
   1.250   0.1436   0.00874   0.00250  -0.0020   0.6113   0.6379
   1.500   0.1724   0.00876   0.00253  -0.0024   0.6084   0.6408
   1.750   0.2012   0.00878   0.00256  -0.0028   0.6054   0.6434
   2.000   0.2298   0.00879   0.00259  -0.0032   0.6026   0.6456
   2.250   0.2583   0.00882   0.00264  -0.0035   0.6001   0.6480
   2.500   0.2869   0.00883   0.00272  -0.0039   0.5971   0.6507
   2.750   0.3155   0.00886   0.00279  -0.0042   0.5938   0.6536
   3.000   0.3441   0.00889   0.00284  -0.0046   0.5905   0.6563
   3.250   0.3726   0.00893   0.00290  -0.0050   0.5873   0.6587
   3.500   0.4008   0.00895   0.00298  -0.0052   0.5836   0.6611
   3.750   0.4289   0.00897   0.00307  -0.0055   0.5782   0.6637
   4.000   0.4567   0.00900   0.00311  -0.0057   0.5721   0.6665
   4.250   0.4844   0.00902   0.00319  -0.0059   0.5636   0.6692
   4.500   0.5117   0.00906   0.00324  -0.0060   0.5539   0.6719
   4.750   0.5382   0.00911   0.00330  -0.0059   0.5406   0.6744
   5.000   0.5642   0.00917   0.00339  -0.0058   0.5235   0.6771
   5.250   0.5899   0.00928   0.00351  -0.0056   0.5063   0.6799
   5.500   0.6141   0.00945   0.00364  -0.0052   0.4837   0.6827
   5.750   0.6333   0.00984   0.00385  -0.0039   0.4340   0.6855
   6.000   0.6435   0.01067   0.00431  -0.0013   0.3549   0.6884
   6.250   0.6520   0.01153   0.00488   0.0015   0.2873   0.6912
   6.500   0.6620   0.01226   0.00542   0.0041   0.2368   0.6942
   6.750   0.6716   0.01294   0.00593   0.0067   0.1946   0.6975
   7.000   0.6786   0.01357   0.00641   0.0098   0.1597   0.7007
   7.250   0.6820   0.01419   0.00692   0.0136   0.1305   0.7038
   7.500   0.6864   0.01494   0.00758   0.0168   0.1042   0.7070
   7.750   0.6935   0.01568   0.00826   0.0194   0.0845   0.7107
   8.250   0.7115   0.01724   0.00973   0.0236   0.0556   0.7181
   8.500   0.7203   0.01808   0.01054   0.0255   0.0427   0.7214
   8.750   0.7309   0.01889   0.01135   0.0271   0.0348   0.7253
   9.000   0.7424   0.01968   0.01215   0.0285   0.0292   0.7297
   9.250   0.7545   0.02049   0.01298   0.0298   0.0253   0.7338
   9.500   0.7663   0.02131   0.01384   0.0311   0.0225   0.7380
   9.750   0.7780   0.02216   0.01474   0.0323   0.0201   0.7425
  10.000   0.7910   0.02297   0.01561   0.0334   0.0189   0.7471
  10.250   0.8021   0.02389   0.01657   0.0345   0.0169   0.7519
  10.500   0.8125   0.02488   0.01761   0.0357   0.0155   0.7575
  11.000   0.8367   0.02668   0.01957   0.0377   0.0135   0.7690
  11.250   0.8475   0.02770   0.02065   0.0387   0.0127   0.7754
  11.500   0.8553   0.02892   0.02193   0.0399   0.0115   0.7819
  11.750   0.8665   0.02994   0.02305   0.0408   0.0111   0.7899
  12.000   0.8776   0.03095   0.02416   0.0416   0.0103   0.7985
  12.500   0.8968   0.03324   0.02662   0.0434   0.0090   0.8194
  12.750   0.9048   0.03451   0.02800   0.0444   0.0085   0.8325
  13.000   0.9105   0.03596   0.02958   0.0455   0.0080   0.8500
  13.250   0.9198   0.03710   0.03090   0.0463   0.0078   0.8791
  13.500   0.9463   0.03887   0.03293   0.0428   0.0074   0.9327
  13.750   0.9681   0.04077   0.03495   0.0399   0.0071   1.0000
  14.000   0.9745   0.04255   0.03681   0.0403   0.0068   1.0000
  14.250   0.9829   0.04420   0.03851   0.0405   0.0065   1.0000
  14.500   0.9900   0.04600   0.04036   0.0407   0.0062   1.0000
  14.750   0.9960   0.04796   0.04239   0.0408   0.0062   1.0000
  15.000   1.0009   0.05007   0.04456   0.0409   0.0060   1.0000
  15.250   1.0047   0.05235   0.04692   0.0409   0.0059   1.0000
  15.500   1.0074   0.05479   0.04943   0.0408   0.0057   1.0000
  15.750   1.0056   0.05780   0.05253   0.0406   0.0054   1.0000
  16.000   1.0075   0.06047   0.05529   0.0403   0.0055   1.0000
  16.250   1.0101   0.06314   0.05806   0.0398   0.0054   1.0000
  16.500   1.0104   0.06613   0.06115   0.0393   0.0053   1.0000
  16.750   1.0107   0.06925   0.06438   0.0386   0.0052   1.0000
  17.000   1.0120   0.07230   0.06754   0.0377   0.0051   1.0000
  17.250   1.0105   0.07578   0.07113   0.0367   0.0051   1.0000
  17.500   1.0079   0.07951   0.07498   0.0355   0.0049   1.0000
  17.750   1.0042   0.08350   0.07909   0.0341   0.0049   1.0000
  18.000   1.0004   0.08763   0.08334   0.0325   0.0048   1.0000
  18.250   0.9971   0.09180   0.08762   0.0307   0.0047   1.0000
  18.500   0.9890   0.09677   0.09272   0.0286   0.0048   1.0000
  18.750   0.9807   0.10200   0.09808   0.0262   0.0047   1.0000
  19.000   0.9768   0.10665   0.10283   0.0239   0.0046   1.0000
  19.250   0.9632   0.11303   0.10937   0.0207   0.0046   1.0000
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