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EPPLER 655 AIRFOIL (e655-il) Xfoil prediction polar at RE=200,000 Ncrit=9


Details Polar file
Airfoil: EPPLER 655 AIRFOIL (e655-il)
Reynolds number: 200,000
Max Cl/Cd: 69.23 at α=8.5°
Description: Mach=0 Ncrit=9
Source: Xfoil prediction
Download polar: xf-e655-il-200000.txt
Download as CSV file: xf-e655-il-200000.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: EPPLER 655 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
  ------ -------- --------- --------- -------- -------- --------
 -11.500  -0.1179   0.09296   0.08887  -0.1154   0.8573   0.0657
 -11.250  -0.1192   0.08850   0.08442  -0.1171   0.8519   0.0635
 -10.500  -0.4492   0.03810   0.03188  -0.1277   0.8313   0.0254
 -10.250  -0.4472   0.03554   0.02906  -0.1259   0.8276   0.0257
 -10.000  -0.4370   0.03376   0.02717  -0.1247   0.8239   0.0262
  -9.750  -0.4246   0.03240   0.02571  -0.1235   0.8196   0.0268
  -9.500  -0.4112   0.03128   0.02445  -0.1222   0.8157   0.0279
  -9.250  -0.3999   0.03004   0.02285  -0.1205   0.8124   0.0295
  -9.000  -0.3838   0.02840   0.02094  -0.1194   0.8099   0.0308
  -8.750  -0.3645   0.02751   0.02006  -0.1188   0.8069   0.0325
  -8.500  -0.3450   0.02640   0.01880  -0.1180   0.8038   0.0341
  -8.250  -0.3245   0.02513   0.01735  -0.1171   0.8007   0.0363
  -8.000  -0.3038   0.02444   0.01670  -0.1165   0.7978   0.0394
  -7.750  -0.2824   0.02351   0.01564  -0.1157   0.7952   0.0433
  -7.500  -0.2605   0.02284   0.01495  -0.1151   0.7930   0.0474
  -7.250  -0.2412   0.02213   0.01426  -0.1142   0.7904   0.0522
  -7.000  -0.2208   0.02180   0.01386  -0.1133   0.7875   0.0581
  -6.750  -0.2023   0.02113   0.01329  -0.1123   0.7847   0.0653
  -6.500  -0.1828   0.02054   0.01273  -0.1114   0.7819   0.0739
  -6.250  -0.1624   0.01999   0.01220  -0.1105   0.7794   0.0852
  -6.000  -0.1412   0.01949   0.01173  -0.1098   0.7773   0.1002
  -5.750  -0.1197   0.01906   0.01133  -0.1091   0.7755   0.1209
  -5.500  -0.1027   0.01870   0.01116  -0.1080   0.7726   0.1472
  -5.250  -0.0841   0.01836   0.01101  -0.1071   0.7695   0.1830
  -5.000  -0.0640   0.01795   0.01082  -0.1065   0.7666   0.2310
  -4.750  -0.0428   0.01749   0.01062  -0.1060   0.7641   0.2914
  -4.500  -0.0205   0.01705   0.01047  -0.1057   0.7621   0.3647
  -4.250   0.0025   0.01661   0.01038  -0.1053   0.7603   0.4503
  -4.000   0.0260   0.01640   0.01054  -0.1046   0.7586   0.5421
  -3.750   0.0428   0.01679   0.01119  -0.1027   0.7548   0.6056
  -3.500   0.0640   0.01724   0.01171  -0.1014   0.7516   0.6473
  -3.250   0.0875   0.01769   0.01213  -0.1004   0.7490   0.6758
  -3.000   0.1130   0.01807   0.01245  -0.0996   0.7468   0.6985
  -2.750   0.1395   0.01842   0.01273  -0.0988   0.7448   0.7163
  -2.500   0.1655   0.01879   0.01305  -0.0978   0.7430   0.7304
  -2.250   0.1885   0.01929   0.01350  -0.0966   0.7410   0.7430
  -2.000   0.1983   0.02014   0.01438  -0.0941   0.7357   0.7557
  -1.750   0.2162   0.02065   0.01491  -0.0918   0.7323   0.7649
  -1.500   0.2396   0.02096   0.01516  -0.0907   0.7299   0.7756
  -1.250   0.2656   0.02117   0.01531  -0.0899   0.7281   0.7862
  -1.000   0.2913   0.02133   0.01542  -0.0888   0.7265   0.7943
  -0.750   0.3052   0.02199   0.01608  -0.0868   0.7224   0.8047
  -0.500   0.3056   0.02289   0.01705  -0.0824   0.7159   0.8118
  -0.250   0.3320   0.02302   0.01711  -0.0822   0.7134   0.8219
   0.000   0.3552   0.02303   0.01710  -0.0805   0.7115   0.8284
   0.250   0.3871   0.02295   0.01694  -0.0809   0.7101   0.8375
   0.500   0.4142   0.02288   0.01683  -0.0800   0.7087   0.8436
   0.750   0.3925   0.02455   0.01862  -0.0736   0.6975   0.8537
   1.000   0.4189   0.02435   0.01839  -0.0727   0.6956   0.8597
   1.250   0.4513   0.02409   0.01808  -0.0730   0.6942   0.8662
   1.500   0.4882   0.02377   0.01770  -0.0743   0.6930   0.8720
   1.750   0.5186   0.02356   0.01745  -0.0743   0.6916   0.8765
   2.000   0.4944   0.02522   0.01923  -0.0676   0.6792   0.8862
   2.250   0.5285   0.02476   0.01874  -0.0681   0.6780   0.8900
   2.500   0.5030   0.02646   0.02052  -0.0611   0.6663   0.8991
   2.750   0.5386   0.02610   0.02014  -0.0623   0.6642   0.9032
   3.000   0.5751   0.02558   0.01960  -0.0632   0.6629   0.9069
   3.250   0.6149   0.02500   0.01900  -0.0648   0.6618   0.9106
   3.500   0.6578   0.02439   0.01835  -0.0670   0.6609   0.9140
   3.750   0.7009   0.02381   0.01775  -0.0694   0.6598   0.9173
   4.000   0.6706   0.02528   0.01934  -0.0611   0.6470   0.9276
   4.250   0.7165   0.02456   0.01860  -0.0638   0.6461   0.9306
   4.500   0.7591   0.02379   0.01784  -0.0657   0.6449   0.9338
   4.750   0.8026   0.02304   0.01707  -0.0679   0.6438   0.9371
   5.000   0.7811   0.02424   0.01838  -0.0611   0.6319   0.9487
   5.250   0.8284   0.02338   0.01753  -0.0638   0.6305   0.9522
   5.500   0.8760   0.02248   0.01663  -0.0666   0.6291   0.9557
   5.750   0.9249   0.02161   0.01575  -0.0698   0.6277   0.9588
   6.000   0.9249   0.02237   0.01665  -0.0664   0.6172   0.9712
   6.250   0.9763   0.02145   0.01574  -0.0701   0.6148   0.9737
   6.500   1.0299   0.02050   0.01479  -0.0741   0.6126   0.9760
   6.750   1.0529   0.02079   0.01521  -0.0745   0.6036   0.9887
   7.000   1.1002   0.01998   0.01443  -0.0777   0.5991   0.9981
   7.250   1.1526   0.01902   0.01344  -0.0816   0.5957   1.0000
   7.500   1.1509   0.01940   0.01394  -0.0777   0.5851   1.0000
   7.750   1.2002   0.01850   0.01301  -0.0810   0.5803   1.0000
   8.000   1.2050   0.01881   0.01343  -0.0781   0.5691   1.0000
   8.250   1.2269   0.01872   0.01340  -0.0775   0.5595   1.0000
   8.500   1.2621   0.01823   0.01290  -0.0788   0.5500   1.0000
   8.750   1.2736   0.01855   0.01328  -0.0769   0.5368   1.0000
   9.000   1.2900   0.01878   0.01352  -0.0757   0.5225   1.0000
   9.250   1.3073   0.01905   0.01378  -0.0747   0.5071   1.0000
   9.500   1.3236   0.01943   0.01411  -0.0735   0.4903   1.0000
   9.750   1.3369   0.01998   0.01460  -0.0720   0.4722   1.0000
  10.000   1.3437   0.02089   0.01547  -0.0698   0.4532   1.0000
  10.250   1.3501   0.02191   0.01641  -0.0677   0.4335   1.0000
  10.500   1.3560   0.02303   0.01745  -0.0657   0.4143   1.0000
  10.750   1.3608   0.02428   0.01859  -0.0636   0.3955   1.0000
  11.000   1.3637   0.02569   0.01993  -0.0615   0.3771   1.0000
  11.250   1.3654   0.02724   0.02143  -0.0595   0.3590   1.0000
  11.500   1.3671   0.02887   0.02301  -0.0575   0.3416   1.0000
  11.750   1.3686   0.03056   0.02465  -0.0557   0.3247   1.0000
  12.000   1.3699   0.03233   0.02638  -0.0540   0.3083   1.0000
  12.250   1.3712   0.03416   0.02817  -0.0524   0.2925   1.0000
  12.500   1.3727   0.03606   0.03002  -0.0509   0.2773   1.0000
  12.750   1.3742   0.03802   0.03195  -0.0495   0.2625   1.0000
  13.000   1.3756   0.04007   0.03396  -0.0483   0.2483   1.0000
  13.250   1.3771   0.04218   0.03603  -0.0472   0.2346   1.0000
  13.500   1.3782   0.04439   0.03820  -0.0461   0.2216   1.0000
  13.750   1.3800   0.04663   0.04044  -0.0452   0.2087   1.0000
  14.000   1.3824   0.04889   0.04271  -0.0445   0.1962   1.0000
  14.250   1.3842   0.05126   0.04508  -0.0438   0.1845   1.0000
  14.500   1.3854   0.05374   0.04755  -0.0432   0.1735   1.0000
  14.750   1.3856   0.05637   0.05013  -0.0426   0.1634   1.0000
  15.000   1.3878   0.05892   0.05274  -0.0423   0.1528   1.0000
  15.250   1.3892   0.06158   0.05543  -0.0419   0.1432   1.0000
  15.500   1.3881   0.06455   0.05833  -0.0417   0.1346   1.0000
  15.750   1.3900   0.06733   0.06120  -0.0416   0.1256   1.0000
  16.000   1.3901   0.07032   0.06421  -0.0416   0.1177   1.0000
  16.250   1.3893   0.07349   0.06738  -0.0417   0.1103   1.0000
  16.500   1.3903   0.07652   0.07048  -0.0418   0.1031   1.0000
  16.750   1.3883   0.07991   0.07383  -0.0421   0.0969   1.0000
  17.000   1.3892   0.08309   0.07714  -0.0425   0.0905   1.0000
  17.250   1.3875   0.08656   0.08058  -0.0429   0.0853   1.0000
  17.500   1.3878   0.08990   0.08403  -0.0435   0.0800   1.0000
  17.750   1.3864   0.09349   0.08765  -0.0442   0.0753   1.0000
  18.000   1.3862   0.09686   0.09107  -0.0448   0.0709   1.0000
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