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EPPLER E838 HYDROFOIL AIRFOIL (e838-il) Xfoil prediction polar at RE=1,000,000 Ncrit=5


Details Polar file
Airfoil: EPPLER E838 HYDROFOIL AIRFOIL (e838-il)
Reynolds number: 1,000,000
Max Cl/Cd: 72.22 at α=4.75°
Description: Mach=0 Ncrit=5
Source: Xfoil prediction
Download polar: xf-e838-il-1000000-n5.txt
Download as CSV file: xf-e838-il-1000000-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 =     1.000 e 6     Ncrit =   5.000
  
   alpha    CL        CD       CDp       CM     Top_Xtr  Bot_Xtr
  ------ -------- --------- --------- -------- -------- --------
 -19.750  -1.0974   0.09760   0.09404  -0.0268   1.0000   0.0029
 -19.500  -1.1056   0.09272   0.08906  -0.0289   1.0000   0.0028
 -19.250  -1.1124   0.08815   0.08438  -0.0308   1.0000   0.0029
 -19.000  -1.1182   0.08382   0.07995  -0.0325   1.0000   0.0030
 -18.750  -1.1230   0.07977   0.07580  -0.0339   1.0000   0.0030
 -18.500  -1.1255   0.07616   0.07210  -0.0351   1.0000   0.0030
 -18.250  -1.1289   0.07250   0.06834  -0.0362   1.0000   0.0030
 -18.000  -1.1303   0.06917   0.06492  -0.0370   1.0000   0.0031
 -17.750  -1.1289   0.06628   0.06196  -0.0377   1.0000   0.0031
 -17.500  -1.1289   0.06328   0.05887  -0.0383   1.0000   0.0032
 -17.250  -1.1282   0.06043   0.05594  -0.0388   1.0000   0.0032
 -17.000  -1.1254   0.05788   0.05331  -0.0392   1.0000   0.0033
 -16.750  -1.1235   0.05530   0.05066  -0.0394   1.0000   0.0032
 -16.500  -1.1188   0.05307   0.04836  -0.0396   1.0000   0.0033
 -16.250  -1.1137   0.05093   0.04615  -0.0397   1.0000   0.0034
 -16.000  -1.1071   0.04899   0.04414  -0.0397   1.0000   0.0034
 -15.750  -1.1044   0.04670   0.04177  -0.0396   1.0000   0.0034
 -15.500  -1.0944   0.04516   0.04018  -0.0395   1.0000   0.0035
 -15.250  -1.0913   0.04300   0.03795  -0.0392   1.0000   0.0036
 -15.000  -1.0797   0.04080   0.03567  -0.0406   0.9560   0.0038
 -14.750  -1.0431   0.03879   0.03336  -0.0467   0.8791   0.0041
 -14.500  -1.0378   0.03742   0.03182  -0.0455   0.8429   0.0044
 -14.250  -1.0299   0.03612   0.03038  -0.0447   0.8230   0.0042
 -14.000  -1.0223   0.03474   0.02890  -0.0439   0.8089   0.0045
 -13.750  -1.0121   0.03356   0.02764  -0.0433   0.7976   0.0046
 -13.500  -1.0033   0.03228   0.02627  -0.0425   0.7882   0.0046
 -13.250  -0.9935   0.03112   0.02501  -0.0417   0.7790   0.0049
 -13.000  -0.9837   0.02996   0.02378  -0.0409   0.7710   0.0051
 -12.500  -0.9611   0.02793   0.02161  -0.0392   0.7571   0.0054
 -12.250  -0.9513   0.02684   0.02046  -0.0382   0.7510   0.0057
 -12.000  -0.9398   0.02588   0.01945  -0.0373   0.7458   0.0061
 -11.750  -0.9287   0.02489   0.01842  -0.0363   0.7404   0.0066
 -11.500  -0.9169   0.02399   0.01746  -0.0353   0.7352   0.0070
 -11.250  -0.9044   0.02313   0.01655  -0.0343   0.7305   0.0077
 -11.000  -0.8913   0.02231   0.01568  -0.0334   0.7259   0.0083
 -10.750  -0.8788   0.02149   0.01482  -0.0323   0.7216   0.0087
 -10.500  -0.8663   0.02069   0.01398  -0.0312   0.7177   0.0098
 -10.250  -0.8523   0.01996   0.01323  -0.0302   0.7138   0.0111
 -10.000  -0.8385   0.01924   0.01247  -0.0291   0.7098   0.0120
  -9.750  -0.8257   0.01850   0.01171  -0.0279   0.7059   0.0132
  -9.500  -0.8118   0.01784   0.01101  -0.0267   0.7026   0.0143
  -9.250  -0.7969   0.01723   0.01036  -0.0256   0.6995   0.0153
  -9.000  -0.7830   0.01660   0.00970  -0.0243   0.6961   0.0168
  -8.750  -0.7696   0.01598   0.00906  -0.0228   0.6925   0.0187
  -8.500  -0.7550   0.01545   0.00850  -0.0215   0.6893   0.0203
  -8.250  -0.7428   0.01484   0.00789  -0.0197   0.6863   0.0246
  -8.000  -0.7295   0.01431   0.00736  -0.0180   0.6835   0.0293
  -7.500  -0.7055   0.01329   0.00636  -0.0138   0.6774   0.0444
  -7.250  -0.6951   0.01282   0.00592  -0.0112   0.6744   0.0561
  -7.000  -0.6846   0.01245   0.00559  -0.0085   0.6716   0.0683
  -6.750  -0.6726   0.01198   0.00522  -0.0061   0.6690   0.0885
  -6.500  -0.6579   0.01151   0.00485  -0.0042   0.6664   0.1134
  -6.250  -0.6429   0.01099   0.00446  -0.0024   0.6636   0.1458
  -6.000  -0.6263   0.01050   0.00410  -0.0008   0.6609   0.1803
  -5.750  -0.6090   0.01000   0.00374   0.0006   0.6583   0.2186
  -5.500  -0.5934   0.00934   0.00333   0.0023   0.6559   0.2744
  -5.250  -0.5783   0.00860   0.00289   0.0041   0.6534   0.3421
  -5.000  -0.5618   0.00790   0.00250   0.0057   0.6508   0.4144
  -4.750  -0.5398   0.00750   0.00227   0.0064   0.6482   0.4613
  -4.500  -0.5147   0.00729   0.00213   0.0066   0.6456   0.4891
  -4.250  -0.4884   0.00715   0.00204   0.0066   0.6432   0.5122
  -4.000  -0.4609   0.00705   0.00196   0.0065   0.6409   0.5275
  -3.750  -0.4332   0.00697   0.00189   0.0063   0.6385   0.5396
  -3.500  -0.4052   0.00691   0.00184   0.0060   0.6359   0.5488
  -3.250  -0.3765   0.00688   0.00178   0.0056   0.6332   0.5567
  -3.000  -0.3484   0.00684   0.00173   0.0054   0.6306   0.5630
  -2.750  -0.3195   0.00683   0.00168   0.0049   0.6283   0.5681
  -2.500  -0.2904   0.00680   0.00164   0.0045   0.6261   0.5716
  -2.250  -0.2616   0.00677   0.00160   0.0041   0.6235   0.5747
  -2.000  -0.2326   0.00674   0.00156   0.0036   0.6207   0.5779
  -1.750  -0.2036   0.00674   0.00153   0.0032   0.6180   0.5810
  -1.500  -0.1745   0.00674   0.00149   0.0027   0.6156   0.5838
  -1.250  -0.1454   0.00673   0.00147   0.0023   0.6133   0.5865
  -1.000  -0.1164   0.00670   0.00145   0.0018   0.6108   0.5893
  -0.750  -0.0873   0.00669   0.00144   0.0014   0.6079   0.5921
  -0.500  -0.0582   0.00668   0.00143   0.0009   0.6052   0.5949
  -0.250  -0.0291   0.00669   0.00142   0.0005   0.6027   0.5977
   0.000   0.0000   0.00671   0.00141   0.0000   0.6001   0.6002
   0.250   0.0291   0.00669   0.00142  -0.0005   0.5976   0.6028
   0.500   0.0582   0.00668   0.00143  -0.0009   0.5948   0.6053
   0.750   0.0873   0.00669   0.00144  -0.0014   0.5920   0.6080
   1.000   0.1164   0.00670   0.00145  -0.0018   0.5892   0.6108
   1.250   0.1454   0.00673   0.00147  -0.0023   0.5863   0.6134
   1.500   0.1745   0.00674   0.00149  -0.0027   0.5838   0.6157
   1.750   0.2036   0.00674   0.00153  -0.0032   0.5809   0.6181
   2.000   0.2326   0.00675   0.00156  -0.0036   0.5778   0.6207
   2.250   0.2616   0.00677   0.00160  -0.0041   0.5747   0.6235
   2.500   0.2904   0.00680   0.00164  -0.0045   0.5716   0.6261
   2.750   0.3195   0.00683   0.00168  -0.0050   0.5680   0.6284
   3.000   0.3484   0.00684   0.00173  -0.0054   0.5630   0.6306
   3.250   0.3765   0.00689   0.00178  -0.0056   0.5567   0.6332
   3.500   0.4052   0.00691   0.00184  -0.0060   0.5488   0.6359
   3.750   0.4332   0.00697   0.00189  -0.0063   0.5396   0.6385
   4.000   0.4610   0.00705   0.00196  -0.0065   0.5279   0.6409
   4.250   0.4884   0.00716   0.00204  -0.0066   0.5118   0.6432
   4.500   0.5148   0.00729   0.00213  -0.0066   0.4899   0.6456
   4.750   0.5402   0.00748   0.00227  -0.0065   0.4647   0.6482
   5.000   0.5618   0.00789   0.00250  -0.0057   0.4148   0.6509
   5.250   0.5786   0.00858   0.00288  -0.0042   0.3439   0.6534
   5.500   0.5931   0.00936   0.00334  -0.0023   0.2724   0.6559
   5.750   0.6087   0.01001   0.00375  -0.0006   0.2172   0.6583
   6.000   0.6262   0.01050   0.00410   0.0008   0.1798   0.6610
   6.250   0.6431   0.01098   0.00445   0.0023   0.1465   0.6637
   6.500   0.6579   0.01151   0.00485   0.0042   0.1133   0.6664
   6.750   0.6733   0.01196   0.00521   0.0060   0.0906   0.6691
   7.000   0.6863   0.01241   0.00557   0.0082   0.0711   0.6718
   7.250   0.6969   0.01278   0.00590   0.0109   0.0586   0.6743
   7.500   0.7061   0.01328   0.00636   0.0137   0.0451   0.6774
   7.750   0.7171   0.01379   0.00685   0.0161   0.0354   0.6805
   8.000   0.7296   0.01431   0.00736   0.0180   0.0291   0.6835
   8.250   0.7421   0.01487   0.00791   0.0198   0.0236   0.6864
   8.500   0.7551   0.01545   0.00850   0.0215   0.0201   0.6892
   8.750   0.7696   0.01599   0.00906   0.0228   0.0185   0.6927
   9.000   0.7832   0.01660   0.00970   0.0242   0.0168   0.6962
   9.250   0.7972   0.01722   0.01035   0.0255   0.0153   0.6996
   9.500   0.8121   0.01784   0.01101   0.0266   0.0144   0.7026
   9.750   0.8260   0.01850   0.01170   0.0278   0.0132   0.7060
  10.000   0.8386   0.01925   0.01247   0.0291   0.0118   0.7100
  10.250   0.8528   0.01994   0.01321   0.0301   0.0111   0.7140
  10.500   0.8668   0.02067   0.01398   0.0311   0.0103   0.7177
  10.750   0.8795   0.02146   0.01479   0.0322   0.0090   0.7217
  11.000   0.8917   0.02231   0.01568   0.0334   0.0082   0.7260
  11.250   0.9049   0.02312   0.01654   0.0343   0.0079   0.7306
  11.500   0.9175   0.02397   0.01745   0.0353   0.0072   0.7351
  11.750   0.9299   0.02484   0.01837   0.0362   0.0069   0.7405
  12.000   0.9415   0.02579   0.01936   0.0372   0.0063   0.7459
  12.250   0.9521   0.02681   0.02042   0.0382   0.0058   0.7511
  12.500   0.9617   0.02791   0.02159   0.0392   0.0054   0.7572
  13.000   0.9830   0.03003   0.02386   0.0409   0.0052   0.7708
  13.250   0.9944   0.03109   0.02498   0.0416   0.0051   0.7791
  13.500   1.0047   0.03221   0.02620   0.0424   0.0049   0.7882
  13.750   1.0143   0.03341   0.02749   0.0431   0.0048   0.7979
  14.000   1.0224   0.03477   0.02893   0.0439   0.0046   0.8090
  14.250   1.0317   0.03601   0.03027   0.0446   0.0044   0.8229
  14.500   1.0388   0.03737   0.03175   0.0454   0.0041   0.8429
  15.000   1.0811   0.04081   0.03569   0.0403   0.0039   0.9564
  15.250   1.0943   0.04284   0.03778   0.0389   0.0037   1.0000
  15.500   1.0990   0.04482   0.03982   0.0392   0.0035   1.0000
  15.750   1.1013   0.04711   0.04220   0.0395   0.0034   1.0000
  16.000   1.1100   0.04881   0.04396   0.0395   0.0035   1.0000
  16.250   1.1147   0.05095   0.04617   0.0395   0.0034   1.0000
  16.500   1.1214   0.05292   0.04820   0.0394   0.0034   1.0000
  16.750   1.1240   0.05539   0.05075   0.0392   0.0033   1.0000
  17.000   1.1291   0.05762   0.05305   0.0389   0.0033   1.0000
  17.250   1.1317   0.06019   0.05569   0.0386   0.0032   1.0000
  17.500   1.1324   0.06302   0.05860   0.0381   0.0031   1.0000
  17.750   1.1334   0.06589   0.06155   0.0375   0.0031   1.0000
  18.000   1.1330   0.06900   0.06475   0.0368   0.0031   1.0000
  18.250   1.1316   0.07232   0.06816   0.0359   0.0030   1.0000
  18.500   1.1288   0.07591   0.07184   0.0349   0.0030   1.0000
  18.750   1.1258   0.07959   0.07562   0.0337   0.0029   1.0000
  19.000   1.1224   0.08343   0.07955   0.0323   0.0030   1.0000
  19.250   1.1157   0.08787   0.08410   0.0307   0.0029   1.0000
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