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EPPLER 857 AIRFOIL (e857-il) Xfoil prediction polar at RE=200,000 Ncrit=9


Details Polar file
Airfoil: EPPLER 857 AIRFOIL (e857-il)
Reynolds number: 200,000
Max Cl/Cd: 56.94 at α=6.75°
Description: Mach=0 Ncrit=9
Source: Xfoil prediction
Download polar: xf-e857-il-200000.txt
Download as CSV file: xf-e857-il-200000.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 =     0.200 e 6     Ncrit =   9.000
  
   alpha    CL        CD       CDp       CM     Top_Xtr  Bot_Xtr
  ------ -------- --------- --------- -------- -------- --------
 -14.500  -0.4351   0.11035   0.10659  -0.0621   1.0000   0.0314
 -14.250  -0.4407   0.10600   0.10227  -0.0635   1.0000   0.0317
 -14.000  -0.6377   0.07077   0.06594  -0.0855   1.0000   0.0271
 -13.750  -0.6533   0.06682   0.06194  -0.0862   1.0000   0.0274
 -13.500  -0.6831   0.06202   0.05690  -0.0876   1.0000   0.0273
 -13.250  -0.6830   0.06012   0.05507  -0.0866   1.0000   0.0277
 -13.000  -0.7190   0.05586   0.05049  -0.0868   1.0000   0.0272
 -12.750  -0.7146   0.05461   0.04939  -0.0850   1.0000   0.0279
 -12.500  -0.7358   0.05209   0.04677  -0.0832   1.0000   0.0279
 -12.250  -0.7527   0.05032   0.04495  -0.0811   0.9998   0.0280
 -12.000  -0.7291   0.04756   0.04207  -0.0861   0.9945   0.0285
 -11.750  -0.7088   0.04489   0.03925  -0.0911   0.9874   0.0297
 -11.500  -0.6927   0.04181   0.03586  -0.0956   0.9796   0.0303
 -11.250  -0.6784   0.03912   0.03281  -0.0988   0.9702   0.0310
 -11.000  -0.6490   0.03704   0.03072  -0.1008   0.9634   0.0320
 -10.750  -0.6238   0.03537   0.02902  -0.1023   0.9545   0.0330
 -10.500  -0.5920   0.03347   0.02696  -0.1051   0.9489   0.0347
 -10.250  -0.5690   0.03172   0.02513  -0.1056   0.9383   0.0362
 -10.000  -0.5430   0.03024   0.02370  -0.1067   0.9288   0.0381
  -9.750  -0.5114   0.02852   0.02188  -0.1089   0.9226   0.0413
  -9.500  -0.4880   0.02717   0.02054  -0.1095   0.9115   0.0444
  -9.250  -0.4544   0.02547   0.01884  -0.1119   0.9062   0.0489
  -9.000  -0.4300   0.02402   0.01737  -0.1125   0.8938   0.0537
  -8.750  -0.3952   0.02260   0.01594  -0.1151   0.8850   0.0608
  -8.500  -0.3557   0.02127   0.01461  -0.1186   0.8750   0.0704
  -8.250  -0.3139   0.02014   0.01343  -0.1224   0.8626   0.0824
  -8.000  -0.2665   0.01887   0.01216  -0.1276   0.8505   0.0978
  -7.750  -0.2238   0.01782   0.01107  -0.1317   0.8357   0.1160
  -7.500  -0.1932   0.01697   0.01018  -0.1332   0.8180   0.1352
  -7.250  -0.1682   0.01623   0.00947  -0.1335   0.8004   0.1581
  -7.000  -0.1469   0.01552   0.00882  -0.1330   0.7836   0.1883
  -6.750  -0.1276   0.01480   0.00826  -0.1322   0.7680   0.2351
  -6.500  -0.1054   0.01440   0.00801  -0.1316   0.7537   0.2969
  -6.250  -0.0786   0.01443   0.00800  -0.1314   0.7404   0.3381
  -6.000  -0.0547   0.01458   0.00804  -0.1305   0.7263   0.3638
  -5.750  -0.0297   0.01479   0.00813  -0.1297   0.7132   0.3829
  -5.500  -0.0019   0.01505   0.00825  -0.1294   0.7018   0.3979
  -5.250   0.0221   0.01525   0.00835  -0.1284   0.6896   0.4103
  -5.000   0.0482   0.01549   0.00839  -0.1279   0.6790   0.4233
  -4.750   0.0744   0.01572   0.00861  -0.1272   0.6684   0.4325
  -4.500   0.0996   0.01587   0.00857  -0.1266   0.6583   0.4431
  -4.250   0.1263   0.01602   0.00870  -0.1261   0.6486   0.4501
  -4.000   0.1514   0.01614   0.00869  -0.1255   0.6390   0.4588
  -3.750   0.1776   0.01619   0.00863  -0.1250   0.6301   0.4656
  -3.500   0.2037   0.01637   0.00877  -0.1245   0.6217   0.4732
  -3.250   0.2289   0.01647   0.00872  -0.1239   0.6135   0.4826
  -3.000   0.2570   0.01665   0.00887  -0.1237   0.6064   0.4894
  -2.750   0.2810   0.01673   0.00890  -0.1229   0.5982   0.4972
  -2.500   0.3083   0.01676   0.00878  -0.1228   0.5914   0.5040
  -2.250   0.3338   0.01683   0.00885  -0.1223   0.5843   0.5093
  -2.000   0.3592   0.01685   0.00880  -0.1218   0.5772   0.5152
  -1.750   0.3884   0.01692   0.00865  -0.1222   0.5714   0.5211
  -1.500   0.4130   0.01688   0.00864  -0.1216   0.5653   0.5253
  -1.250   0.4386   0.01691   0.00865  -0.1211   0.5592   0.5300
  -1.000   0.4669   0.01697   0.00859  -0.1213   0.5540   0.5350
  -0.750   0.4939   0.01706   0.00856  -0.1213   0.5486   0.5407
  -0.500   0.5182   0.01704   0.00857  -0.1207   0.5429   0.5450
  -0.250   0.5451   0.01708   0.00858  -0.1205   0.5378   0.5496
   0.000   0.5756   0.01724   0.00860  -0.1212   0.5335   0.5549
   0.250   0.5996   0.01733   0.00866  -0.1206   0.5288   0.5605
   0.500   0.6245   0.01736   0.00873  -0.1201   0.5241   0.5652
   0.750   0.6514   0.01744   0.00880  -0.1200   0.5198   0.5703
   1.000   0.6811   0.01760   0.00884  -0.1205   0.5158   0.5761
   1.250   0.7064   0.01775   0.00896  -0.1202   0.5116   0.5817
   1.500   0.7298   0.01781   0.00911  -0.1194   0.5073   0.5867
   1.750   0.7558   0.01794   0.00924  -0.1191   0.5033   0.5930
   2.000   0.7842   0.01810   0.00932  -0.1194   0.4999   0.5998
   2.250   0.8148   0.01832   0.00949  -0.1201   0.4967   0.6054
   2.500   0.8370   0.01848   0.00975  -0.1192   0.4931   0.6117
   2.750   0.8601   0.01865   0.00994  -0.1185   0.4892   0.6193
   3.000   0.8848   0.01876   0.01011  -0.1180   0.4855   0.6261
   3.250   0.9121   0.01892   0.01026  -0.1180   0.4823   0.6342
   3.500   0.9422   0.01916   0.01045  -0.1187   0.4794   0.6423
   3.750   0.9677   0.01946   0.01080  -0.1185   0.4765   0.6506
   4.000   0.9878   0.01967   0.01113  -0.1172   0.4733   0.6604
   4.250   1.0096   0.01986   0.01142  -0.1162   0.4699   0.6701
   4.500   1.0342   0.02003   0.01164  -0.1158   0.4666   0.6813
   4.750   1.0613   0.02021   0.01184  -0.1158   0.4637   0.6937
   5.000   1.0911   0.02047   0.01211  -0.1165   0.4612   0.7073
   5.250   1.1150   0.02083   0.01257  -0.1160   0.4586   0.7231
   5.500   1.1314   0.02108   0.01302  -0.1141   0.4557   0.7413
   5.750   1.1492   0.02131   0.01342  -0.1124   0.4526   0.7632
   6.250   1.1909   0.02154   0.01394  -0.1098   0.4469   0.8375
   6.500   1.2320   0.02164   0.01418  -0.1126   0.4442   1.0000
   6.750   1.2664   0.02224   0.01467  -0.1145   0.4418   1.0000
   7.000   1.2800   0.02271   0.01525  -0.1123   0.4392   1.0000
   7.250   1.2950   0.02320   0.01582  -0.1104   0.4362   1.0000
   7.500   1.3134   0.02363   0.01631  -0.1091   0.4332   1.0000
   7.750   1.3355   0.02400   0.01668  -0.1085   0.4304   1.0000
   8.000   1.3630   0.02435   0.01700  -0.1088   0.4279   1.0000
   8.250   1.3949   0.02480   0.01740  -0.1099   0.4257   1.0000
   8.500   1.4186   0.02548   0.01811  -0.1097   0.4233   1.0000
   8.750   1.4232   0.02611   0.01889  -0.1061   0.4205   1.0000
   9.000   1.4318   0.02670   0.01959  -0.1031   0.4173   1.0000
   9.250   1.4465   0.02721   0.02017  -0.1013   0.4144   1.0000
   9.500   1.4662   0.02766   0.02065  -0.1003   0.4120   1.0000
   9.750   1.4957   0.02798   0.02096  -0.1010   0.4096   1.0000
  10.000   1.5354   0.02846   0.02137  -0.1035   0.4071   1.0000
  10.250   1.5294   0.02929   0.02237  -0.0983   0.4043   1.0000
  10.500   1.5197   0.03018   0.02342  -0.0925   0.4013   1.0000
  10.750   1.5207   0.03092   0.02426  -0.0886   0.3981   1.0000
  11.000   1.5361   0.03134   0.02473  -0.0870   0.3951   1.0000
  11.250   1.5665   0.03145   0.02482  -0.0877   0.3924   1.0000
  11.500   1.6211   0.03147   0.02474  -0.0924   0.3892   1.0000
  11.750   1.5840   0.03289   0.02641  -0.0829   0.3860   1.0000
  12.000   1.5637   0.03429   0.02797  -0.0767   0.3823   1.0000
  12.250   1.5701   0.03494   0.02869  -0.0742   0.3787   1.0000
  12.500   1.6026   0.03469   0.02841  -0.0750   0.3756   1.0000
  12.750   1.6678   0.03386   0.02744  -0.0802   0.3721   1.0000
  13.000   1.6125   0.03649   0.03037  -0.0701   0.3687   1.0000
  13.250   1.5728   0.03932   0.03339  -0.0635   0.3644   1.0000
  13.500   1.5857   0.03977   0.03388  -0.0622   0.3607   1.0000
  13.750   1.6404   0.03826   0.03230  -0.0648   0.3576   1.0000
  14.000   1.6578   0.03878   0.03285  -0.0641   0.3540   1.0000
  14.250   1.5246   0.04831   0.04278  -0.0528   0.3479   1.0000
  14.500   1.5422   0.04858   0.04309  -0.0523   0.3441   1.0000
  14.750   1.6169   0.04476   0.03918  -0.0547   0.3414   1.0000
  15.000   1.6445   0.04453   0.03895  -0.0548   0.3377   1.0000
  15.250   1.3653   0.07279   0.06768  -0.0473   0.3213   1.0000
  15.500   1.4230   0.06845   0.06336  -0.0469   0.3205   1.0000
  15.750   1.5065   0.06163   0.05652  -0.0469   0.3202   1.0000
  16.000   1.4107   0.07479   0.06983  -0.0468   0.3088   1.0000
  16.250   1.5008   0.06665   0.06166  -0.0462   0.3092   1.0000
  16.500   1.5972   0.05872   0.05363  -0.0465   0.3077   1.0000
  16.750   1.4308   0.08001   0.07521  -0.0468   0.2932   1.0000
  17.000   1.5156   0.07211   0.06729  -0.0458   0.2928   1.0000
  17.250   1.4011   0.08936   0.08469  -0.0481   0.2780   1.0000
  17.500   1.4763   0.08213   0.07745  -0.0467   0.2776   1.0000
  17.750   1.3907   0.09650   0.09195  -0.0494   0.2634   1.0000
  18.000   1.4609   0.08966   0.08509  -0.0478   0.2627   1.0000
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