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EPPLER 266 AIRFOIL (e266-il) Xfoil prediction polar at RE=1,000,000 Ncrit=5


Details Polar file
Airfoil: EPPLER 266 AIRFOIL (e266-il)
Reynolds number: 1,000,000
Max Cl/Cd: 124.91 at α=6.25°
Description: Mach=0 Ncrit=5
Source: Xfoil prediction
Download polar: xf-e266-il-1000000-n5.txt
Download as CSV file: xf-e266-il-1000000-n5.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: EPPLER 266 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
  ------ -------- --------- --------- -------- -------- --------
 -15.000  -0.5510   0.06527   0.06171  -0.1052   0.6781   0.0060
 -14.750  -0.5767   0.05733   0.05362  -0.1102   0.6750   0.0058
 -14.500  -0.6048   0.05053   0.04662  -0.1135   0.6716   0.0058
 -14.250  -0.6286   0.04547   0.04137  -0.1146   0.6683   0.0058
 -14.000  -0.6422   0.04201   0.03775  -0.1145   0.6652   0.0059
 -13.750  -0.6574   0.03876   0.03433  -0.1135   0.6617   0.0058
 -13.500  -0.6614   0.03665   0.03207  -0.1124   0.6580   0.0059
 -13.250  -0.6747   0.03387   0.02907  -0.1102   0.6543   0.0059
 -13.000  -0.6743   0.03227   0.02735  -0.1086   0.6513   0.0060
 -12.750  -0.6723   0.03080   0.02574  -0.1068   0.6481   0.0061
 -12.500  -0.6742   0.02899   0.02377  -0.1045   0.6451   0.0061
 -12.250  -0.6672   0.02794   0.02260  -0.1028   0.6422   0.0062
 -12.000  -0.6628   0.02663   0.02115  -0.1007   0.6393   0.0062
 -11.500  -0.6473   0.02442   0.01868  -0.0969   0.6348   0.0063
 -11.250  -0.6366   0.02350   0.01765  -0.0951   0.6327   0.0063
 -11.000  -0.6235   0.02282   0.01689  -0.0936   0.6305   0.0064
 -10.750  -0.6110   0.02200   0.01596  -0.0919   0.6284   0.0064
 -10.500  -0.5979   0.02117   0.01503  -0.0902   0.6263   0.0064
 -10.250  -0.5864   0.02001   0.01375  -0.0883   0.6243   0.0065
 -10.000  -0.5731   0.01916   0.01280  -0.0866   0.6222   0.0067
  -9.750  -0.5573   0.01858   0.01217  -0.0852   0.6203   0.0068
  -9.500  -0.5415   0.01788   0.01139  -0.0836   0.6190   0.0068
  -9.250  -0.5250   0.01732   0.01079  -0.0822   0.6175   0.0069
  -9.000  -0.5076   0.01688   0.01031  -0.0808   0.6159   0.0071
  -8.750  -0.4901   0.01647   0.00985  -0.0794   0.6141   0.0072
  -8.500  -0.4737   0.01597   0.00929  -0.0777   0.6124   0.0072
  -8.250  -0.4563   0.01557   0.00884  -0.0761   0.6106   0.0073
  -8.000  -0.4373   0.01524   0.00847  -0.0749   0.6089   0.0075
  -7.750  -0.4181   0.01480   0.00798  -0.0736   0.6074   0.0076
  -7.500  -0.3979   0.01443   0.00755  -0.0726   0.6059   0.0078
  -7.000  -0.3561   0.01371   0.00675  -0.0706   0.6034   0.0081
  -6.750  -0.3342   0.01338   0.00639  -0.0698   0.6024   0.0083
  -6.500  -0.3117   0.01309   0.00607  -0.0691   0.6013   0.0085
  -6.250  -0.2889   0.01281   0.00577  -0.0684   0.6001   0.0087
  -6.000  -0.2657   0.01256   0.00549  -0.0679   0.5989   0.0088
  -5.750  -0.2442   0.01217   0.00507  -0.0669   0.5977   0.0091
  -5.500  -0.2217   0.01186   0.00473  -0.0662   0.5963   0.0094
  -5.250  -0.1982   0.01160   0.00446  -0.0656   0.5949   0.0097
  -5.000  -0.1741   0.01138   0.00422  -0.0651   0.5936   0.0101
  -4.750  -0.1498   0.01119   0.00400  -0.0647   0.5922   0.0105
  -4.500  -0.1252   0.01100   0.00379  -0.0643   0.5910   0.0109
  -4.250  -0.1003   0.01085   0.00361  -0.0640   0.5898   0.0113
  -4.000  -0.0751   0.01070   0.00343  -0.0637   0.5884   0.0116
  -3.750  -0.0498   0.01052   0.00325  -0.0634   0.5877   0.0125
  -3.500  -0.0242   0.01036   0.00309  -0.0632   0.5868   0.0138
  -3.250   0.0019   0.01023   0.00296  -0.0631   0.5858   0.0151
  -2.750   0.0503   0.00969   0.00264  -0.0622   0.5835   0.0648
  -2.500   0.0742   0.00941   0.00251  -0.0618   0.5824   0.1074
  -2.250   0.0975   0.00908   0.00238  -0.0613   0.5814   0.1641
  -1.750   0.1369   0.00797   0.00204  -0.0592   0.5791   0.3882
  -1.500   0.1530   0.00720   0.00180  -0.0574   0.5779   0.5423
  -1.250   0.1694   0.00662   0.00173  -0.0554   0.5766   0.6886
  -1.000   0.1958   0.00663   0.00182  -0.0552   0.5754   0.7285
  -0.750   0.2235   0.00670   0.00191  -0.0552   0.5742   0.7479
  -0.500   0.2516   0.00679   0.00196  -0.0554   0.5728   0.7580
  -0.250   0.2801   0.00686   0.00203  -0.0556   0.5719   0.7646
   0.000   0.3087   0.00691   0.00207  -0.0559   0.5710   0.7701
   0.250   0.3373   0.00695   0.00210  -0.0562   0.5699   0.7736
   0.500   0.3660   0.00698   0.00214  -0.0565   0.5688   0.7759
   0.750   0.3947   0.00701   0.00217  -0.0569   0.5676   0.7776
   1.000   0.4234   0.00704   0.00218  -0.0573   0.5663   0.7789
   1.250   0.4520   0.00707   0.00220  -0.0576   0.5650   0.7802
   1.500   0.4805   0.00710   0.00222  -0.0580   0.5638   0.7815
   1.750   0.5090   0.00713   0.00224  -0.0583   0.5623   0.7826
   2.000   0.5373   0.00716   0.00227  -0.0587   0.5609   0.7837
   2.250   0.5656   0.00721   0.00229  -0.0590   0.5595   0.7848
   2.500   0.5937   0.00727   0.00233  -0.0593   0.5577   0.7860
   2.750   0.6220   0.00730   0.00237  -0.0597   0.5562   0.7869
   3.000   0.6503   0.00731   0.00240  -0.0600   0.5541   0.7878
   3.250   0.6784   0.00732   0.00244  -0.0603   0.5515   0.7888
   3.500   0.7062   0.00733   0.00247  -0.0605   0.5486   0.7897
   3.750   0.7337   0.00737   0.00251  -0.0607   0.5458   0.7907
   4.000   0.7607   0.00742   0.00256  -0.0608   0.5426   0.7916
   4.250   0.7886   0.00745   0.00263  -0.0611   0.5397   0.7927
   4.500   0.8163   0.00748   0.00269  -0.0613   0.5365   0.7938
   4.750   0.8436   0.00752   0.00275  -0.0615   0.5328   0.7949
   5.000   0.8699   0.00758   0.00281  -0.0614   0.5284   0.7960
   5.250   0.8969   0.00762   0.00288  -0.0615   0.5231   0.7970
   5.500   0.9233   0.00767   0.00295  -0.0615   0.5169   0.7981
   5.750   0.9490   0.00775   0.00303  -0.0614   0.5106   0.7991
   6.000   0.9747   0.00783   0.00312  -0.0612   0.5020   0.8002
   6.250   0.9968   0.00798   0.00322  -0.0604   0.4844   0.8013
   6.500   1.0167   0.00822   0.00339  -0.0592   0.4616   0.8023
   6.750   1.0290   0.00870   0.00369  -0.0565   0.4251   0.8035
   7.000   1.0392   0.00921   0.00406  -0.0535   0.3898   0.8051
   7.250   1.0404   0.00982   0.00450  -0.0487   0.3514   0.8069
   7.500   1.0446   0.01037   0.00494  -0.0445   0.3231   0.8085
   7.750   1.0386   0.01124   0.00562  -0.0386   0.2824   0.8104
   8.000   1.0391   0.01198   0.00623  -0.0342   0.2544   0.8122
   8.250   1.0363   0.01286   0.00697  -0.0294   0.2247   0.8141
   8.500   1.0321   0.01388   0.00786  -0.0247   0.1968   0.8160
   8.750   1.0338   0.01481   0.00872  -0.0213   0.1775   0.8177
   9.000   1.0324   0.01600   0.00982  -0.0178   0.1573   0.8194
   9.250   1.0337   0.01721   0.01098  -0.0149   0.1408   0.8213
   9.500   1.0367   0.01844   0.01219  -0.0125   0.1263   0.8232
   9.750   1.0387   0.01984   0.01354  -0.0102   0.1103   0.8250
  10.000   1.0382   0.02147   0.01510  -0.0079   0.0919   0.8268
  10.250   1.0405   0.02299   0.01656  -0.0059   0.0779   0.8285
  10.500   1.0437   0.02450   0.01803  -0.0042   0.0652   0.8302
  10.750   1.0521   0.02573   0.01925  -0.0030   0.0583   0.8318
  11.000   1.0527   0.02747   0.02092  -0.0012   0.0440   0.8334
  11.250   1.0547   0.02917   0.02256   0.0004   0.0322   0.8349
  11.500   1.0573   0.03085   0.02420   0.0018   0.0214   0.8363
  11.750   1.0585   0.03268   0.02599   0.0033   0.0114   0.8381
  12.000   1.0673   0.03402   0.02736   0.0041   0.0097   0.8398
  12.250   1.0763   0.03537   0.02874   0.0049   0.0084   0.8416
  12.500   1.0861   0.03669   0.03011   0.0055   0.0078   0.8434
  12.750   1.0964   0.03802   0.03148   0.0061   0.0075   0.8451
  13.000   1.1069   0.03933   0.03283   0.0066   0.0071   0.8468
  13.250   1.1163   0.04079   0.03433   0.0071   0.0068   0.8484
  13.500   1.1255   0.04226   0.03584   0.0076   0.0066   0.8498
  14.000   1.1438   0.04531   0.03900   0.0084   0.0063   0.8530
  14.250   1.1509   0.04705   0.04079   0.0088   0.0060   0.8547
  14.500   1.1599   0.04865   0.04245   0.0091   0.0059   0.8566
  14.750   1.1686   0.05031   0.04418   0.0093   0.0057   0.8585
  15.000   1.1777   0.05193   0.04585   0.0095   0.0057   0.8604
  15.250   1.1848   0.05379   0.04777   0.0097   0.0054   0.8623
  15.500   1.1931   0.05557   0.04961   0.0098   0.0054   0.8643
  16.000   1.2060   0.05957   0.05375   0.0100   0.0052   0.8688
  16.250   1.2114   0.06169   0.05594   0.0100   0.0051   0.8713
  16.500   1.2184   0.06370   0.05801   0.0099   0.0049   0.8739
  16.750   1.2223   0.06608   0.06047   0.0098   0.0048   0.8764
  17.000   1.2272   0.06838   0.06284   0.0096   0.0048   0.8791
  17.500   1.2330   0.07354   0.06817   0.0091   0.0047   0.8849
  17.750   1.2331   0.07651   0.07122   0.0088   0.0045   0.8884
  18.000   1.2356   0.07925   0.07405   0.0083   0.0046   0.8923
  18.250   1.2267   0.08351   0.07841   0.0077   0.0043   0.8958
  18.500   1.2275   0.08658   0.08159   0.0070   0.0042   0.9003
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