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EPPLER 857 AIRFOIL (e857-il) Xfoil prediction polar at RE=500,000 Ncrit=5


Details Polar file
Airfoil: EPPLER 857 AIRFOIL (e857-il)
Reynolds number: 500,000
Max Cl/Cd: 85.19 at α=9°
Description: Mach=0 Ncrit=5
Source: Xfoil prediction
Download polar: xf-e857-il-500000-n5.txt
Download as CSV file: xf-e857-il-500000-n5.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: EPPLER 857 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
  ------ -------- --------- --------- -------- -------- --------
 -17.750  -0.6607   0.11274   0.10907  -0.0585   1.0000   0.0085
 -17.500  -0.6740   0.10692   0.10316  -0.0611   1.0000   0.0086
 -17.250  -0.6868   0.10132   0.09747  -0.0635   1.0000   0.0086
 -17.000  -0.6981   0.09613   0.09220  -0.0657   1.0000   0.0086
 -16.750  -0.7098   0.09100   0.08698  -0.0679   1.0000   0.0085
 -16.500  -0.7209   0.08603   0.08193  -0.0699   1.0000   0.0088
 -16.250  -0.7325   0.08124   0.07706  -0.0717   1.0000   0.0088
 -16.000  -0.7413   0.07699   0.07273  -0.0733   1.0000   0.0088
 -15.750  -0.7513   0.07272   0.06838  -0.0747   1.0000   0.0088
 -15.500  -0.7503   0.06828   0.06385  -0.0784   0.9990   0.0089
 -15.250  -0.7473   0.06400   0.05947  -0.0823   0.9975   0.0090
 -15.000  -0.7417   0.06023   0.05561  -0.0859   0.9960   0.0091
 -14.750  -0.7365   0.05639   0.05167  -0.0897   0.9943   0.0092
 -14.500  -0.7296   0.05294   0.04813  -0.0932   0.9928   0.0093
 -14.250  -0.7245   0.04978   0.04489  -0.0958   0.9903   0.0094
 -14.000  -0.7180   0.04657   0.04160  -0.0989   0.9876   0.0095
 -13.750  -0.7109   0.04321   0.03817  -0.1025   0.9851   0.0098
 -13.500  -0.6978   0.04032   0.03521  -0.1064   0.9832   0.0100
 -13.250  -0.6935   0.03790   0.03274  -0.1073   0.9780   0.0100
 -12.750  -0.6810   0.03320   0.02792  -0.1097   0.9647   0.0105
 -12.500  -0.6844   0.03112   0.02578  -0.1087   0.9506   0.0107
 -12.250  -0.6810   0.02910   0.02370  -0.1086   0.9353   0.0109
 -12.000  -0.6655   0.02701   0.02153  -0.1108   0.9219   0.0111
 -11.750  -0.6383   0.02503   0.01944  -0.1147   0.9091   0.0117
 -11.500  -0.5932   0.02278   0.01707  -0.1225   0.8946   0.0123
 -11.250  -0.5267   0.02092   0.01507  -0.1335   0.8776   0.0134
 -11.000  -0.4506   0.01940   0.01336  -0.1460   0.8515   0.0152
 -10.750  -0.4223   0.01849   0.01221  -0.1487   0.8153   0.0163
 -10.500  -0.4159   0.01796   0.01150  -0.1462   0.7867   0.0173
 -10.250  -0.4074   0.01748   0.01087  -0.1437   0.7630   0.0184
 -10.000  -0.3960   0.01706   0.01033  -0.1415   0.7435   0.0198
  -9.750  -0.3833   0.01664   0.00982  -0.1395   0.7268   0.0214
  -9.500  -0.3685   0.01628   0.00935  -0.1376   0.7108   0.0233
  -9.250  -0.3530   0.01591   0.00890  -0.1359   0.6961   0.0254
  -9.000  -0.3361   0.01558   0.00848  -0.1343   0.6824   0.0278
  -8.750  -0.3178   0.01525   0.00809  -0.1329   0.6694   0.0307
  -8.500  -0.2987   0.01492   0.00771  -0.1316   0.6584   0.0343
  -8.250  -0.2794   0.01461   0.00734  -0.1303   0.6472   0.0387
  -8.000  -0.2586   0.01431   0.00700  -0.1293   0.6367   0.0430
  -7.750  -0.2382   0.01404   0.00667  -0.1281   0.6260   0.0482
  -7.500  -0.2166   0.01375   0.00636  -0.1272   0.6155   0.0544
  -7.250  -0.1953   0.01349   0.00606  -0.1262   0.6057   0.0621
  -7.000  -0.1729   0.01321   0.00578  -0.1254   0.5963   0.0717
  -6.750  -0.1505   0.01297   0.00552  -0.1245   0.5879   0.0816
  -6.500  -0.1270   0.01272   0.00527  -0.1239   0.5797   0.0926
  -6.250  -0.1042   0.01249   0.00502  -0.1231   0.5716   0.1036
  -6.000  -0.0804   0.01224   0.00477  -0.1225   0.5642   0.1167
  -5.750  -0.0572   0.01197   0.00452  -0.1218   0.5559   0.1347
  -5.500  -0.0341   0.01167   0.00427  -0.1211   0.5485   0.1600
  -5.250  -0.0106   0.01136   0.00403  -0.1205   0.5408   0.1893
  -5.000   0.0123   0.01105   0.00380  -0.1198   0.5339   0.2263
  -4.750   0.0365   0.01073   0.00362  -0.1193   0.5279   0.2697
  -4.500   0.0615   0.01057   0.00352  -0.1189   0.5214   0.3009
  -4.250   0.0864   0.01051   0.00345  -0.1183   0.5153   0.3227
  -4.000   0.1127   0.01045   0.00341  -0.1180   0.5098   0.3401
  -3.750   0.1386   0.01044   0.00337  -0.1176   0.5037   0.3546
  -3.500   0.1638   0.01046   0.00334  -0.1170   0.4977   0.3660
  -3.250   0.1899   0.01046   0.00331  -0.1166   0.4922   0.3736
  -3.000   0.2159   0.01048   0.00328  -0.1162   0.4868   0.3816
  -2.750   0.2414   0.01051   0.00326  -0.1156   0.4815   0.3884
  -2.500   0.2668   0.01055   0.00327  -0.1151   0.4769   0.3964
  -2.250   0.2933   0.01058   0.00325  -0.1148   0.4726   0.4028
  -2.000   0.3191   0.01060   0.00326  -0.1143   0.4680   0.4096
  -1.750   0.3443   0.01066   0.00329  -0.1137   0.4633   0.4187
  -1.500   0.3697   0.01073   0.00330  -0.1132   0.4590   0.4246
  -1.250   0.3958   0.01075   0.00331  -0.1128   0.4548   0.4287
  -1.000   0.4216   0.01079   0.00333  -0.1124   0.4506   0.4325
  -0.750   0.4468   0.01085   0.00335  -0.1118   0.4466   0.4361
  -0.500   0.4717   0.01093   0.00337  -0.1112   0.4430   0.4397
  -0.250   0.4976   0.01099   0.00340  -0.1108   0.4399   0.4431
   0.000   0.5234   0.01102   0.00344  -0.1104   0.4367   0.4467
   0.250   0.5488   0.01108   0.00349  -0.1100   0.4331   0.4502
   0.500   0.5738   0.01116   0.00355  -0.1094   0.4295   0.4538
   0.750   0.5983   0.01127   0.00361  -0.1088   0.4261   0.4576
   1.000   0.6235   0.01137   0.00368  -0.1083   0.4230   0.4613
   1.250   0.6493   0.01142   0.00375  -0.1079   0.4204   0.4649
   1.500   0.6747   0.01150   0.00384  -0.1074   0.4176   0.4687
   1.750   0.6997   0.01159   0.00393  -0.1069   0.4147   0.4726
   2.000   0.7244   0.01170   0.00402  -0.1064   0.4119   0.4766
   2.250   0.7485   0.01183   0.00413  -0.1057   0.4090   0.4808
   2.500   0.7724   0.01196   0.00425  -0.1050   0.4062   0.4847
   2.750   0.7976   0.01203   0.00436  -0.1046   0.4038   0.4892
   3.000   0.8224   0.01213   0.00448  -0.1041   0.4014   0.4936
   3.250   0.8468   0.01224   0.00460  -0.1035   0.3989   0.4980
   3.500   0.8709   0.01237   0.00473  -0.1029   0.3965   0.5024
   3.750   0.8943   0.01250   0.00488  -0.1021   0.3940   0.5078
   4.000   0.9174   0.01265   0.00503  -0.1014   0.3915   0.5133
   4.250   0.9404   0.01281   0.00519  -0.1006   0.3890   0.5186
   4.500   0.9650   0.01292   0.00534  -0.1001   0.3870   0.5235
   4.750   0.9889   0.01303   0.00551  -0.0995   0.3848   0.5296
   5.000   1.0124   0.01317   0.00568  -0.0988   0.3827   0.5365
   5.250   1.0353   0.01332   0.00586  -0.0981   0.3805   0.5431
   5.500   1.0577   0.01347   0.00605  -0.0972   0.3783   0.5507
   5.750   1.0796   0.01365   0.00625  -0.0963   0.3759   0.5583
   6.000   1.1009   0.01385   0.00647  -0.0953   0.3736   0.5658
   6.250   1.1229   0.01403   0.00670  -0.0945   0.3715   0.5749
   6.500   1.1457   0.01418   0.00692  -0.0937   0.3697   0.5845
   6.750   1.1680   0.01434   0.00715  -0.0930   0.3678   0.5963
   7.000   1.1897   0.01451   0.00740  -0.0921   0.3658   0.6084
   7.500   1.2314   0.01490   0.00791  -0.0901   0.3614   0.6356
   7.750   1.2509   0.01512   0.00820  -0.0889   0.3591   0.6517
   8.000   1.2695   0.01537   0.00852  -0.0876   0.3569   0.6713
   8.250   1.2887   0.01561   0.00885  -0.0864   0.3550   0.6960
   8.500   1.3088   0.01577   0.00916  -0.0853   0.3534   0.7264
   8.750   1.3272   0.01592   0.00950  -0.0839   0.3515   0.7717
   9.000   1.3536   0.01589   0.00986  -0.0841   0.3491   0.9241
   9.250   1.3755   0.01616   0.01017  -0.0836   0.3467   1.0000
   9.500   1.3939   0.01651   0.01054  -0.0825   0.3444   1.0000
   9.750   1.4113   0.01690   0.01094  -0.0812   0.3421   1.0000
  10.000   1.4283   0.01733   0.01137  -0.0799   0.3399   1.0000
  10.250   1.4461   0.01773   0.01182  -0.0788   0.3377   1.0000
  10.500   1.4646   0.01810   0.01226  -0.0778   0.3353   1.0000
  10.750   1.4812   0.01854   0.01274  -0.0765   0.3320   1.0000
  11.000   1.4958   0.01906   0.01329  -0.0751   0.3282   1.0000
  11.250   1.5080   0.01970   0.01393  -0.0734   0.3244   1.0000
  11.500   1.5227   0.02028   0.01455  -0.0721   0.3212   1.0000
  11.750   1.5378   0.02085   0.01519  -0.0708   0.3175   1.0000
  12.000   1.5509   0.02153   0.01591  -0.0695   0.3135   1.0000
  12.250   1.5615   0.02236   0.01675  -0.0679   0.3095   1.0000
  12.500   1.5724   0.02321   0.01764  -0.0664   0.3062   1.0000
  12.750   1.5861   0.02396   0.01847  -0.0653   0.3022   1.0000
  13.000   1.5965   0.02491   0.01947  -0.0639   0.2978   1.0000
  13.250   1.6038   0.02607   0.02065  -0.0624   0.2935   1.0000
  13.500   1.6131   0.02717   0.02180  -0.0611   0.2897   1.0000
  13.750   1.6229   0.02829   0.02298  -0.0600   0.2850   1.0000
  14.000   1.6276   0.02978   0.02451  -0.0585   0.2796   1.0000
  14.250   1.6316   0.03137   0.02614  -0.0572   0.2747   1.0000
  14.500   1.6375   0.03290   0.02773  -0.0561   0.2689   1.0000
  14.750   1.6376   0.03492   0.02978  -0.0548   0.2630   1.0000
  15.000   1.6392   0.03691   0.03182  -0.0537   0.2567   1.0000
  15.250   1.6367   0.03931   0.03426  -0.0526   0.2496   1.0000
  15.500   1.6326   0.04193   0.03692  -0.0515   0.2425   1.0000
  15.750   1.6257   0.04491   0.03993  -0.0506   0.2345   1.0000
  16.000   1.6180   0.04807   0.04312  -0.0498   0.2267   1.0000
  16.250   1.6041   0.05194   0.04702  -0.0490   0.2180   1.0000
  16.500   1.5929   0.05566   0.05077  -0.0485   0.2088   1.0000
  16.750   1.5763   0.06008   0.05522  -0.0482   0.2001   1.0000
  17.000   1.5574   0.06488   0.06003  -0.0480   0.1904   1.0000
  17.250   1.5409   0.06955   0.06472  -0.0480   0.1813   1.0000
  17.500   1.5223   0.07461   0.06980  -0.0483   0.1736   1.0000
  17.750   1.5070   0.07935   0.07457  -0.0487   0.1649   1.0000
  18.000   1.4910   0.08430   0.07955  -0.0492   0.1575   1.0000
  18.250   1.4756   0.08929   0.08456  -0.0500   0.1498   1.0000
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