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E209 (13.72%) (e209-il) Xfoil prediction polar at RE=500,000 Ncrit=9


Details Polar file
Airfoil: E209 (13.72%) (e209-il)
Reynolds number: 500,000
Max Cl/Cd: 100.05 at α=6.75°
Description: Mach=0 Ncrit=9
Source: Xfoil prediction
Download polar: xf-e209-il-500000.txt
Download as CSV file: xf-e209-il-500000.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: E209  (13.72%)                                  
  
 1 1 Reynolds number fixed          Mach number fixed         
  
 xtrf =   1.000 (top)        1.000 (bottom)  
 Mach =   0.000     Re =     0.500 e 6     Ncrit =   9.000
  
   alpha    CL        CD       CDp       CM     Top_Xtr  Bot_Xtr
  ------ -------- --------- --------- -------- -------- --------
 -14.000  -0.5615   0.11409   0.11167  -0.0285   1.0000   0.0137
 -13.750  -0.6075   0.09791   0.09543  -0.0361   1.0000   0.0132
 -13.500  -0.6551   0.08286   0.08026  -0.0450   1.0000   0.0125
 -13.250  -0.6968   0.07060   0.06781  -0.0533   1.0000   0.0121
 -13.000  -0.7148   0.06399   0.06106  -0.0580   1.0000   0.0123
 -12.750  -0.7451   0.05610   0.05297  -0.0631   1.0000   0.0120
 -12.500  -0.7642   0.05060   0.04729  -0.0663   1.0000   0.0120
 -12.250  -0.7858   0.04534   0.04181  -0.0686   1.0000   0.0118
 -12.000  -0.8028   0.04127   0.03754  -0.0695   1.0000   0.0117
 -11.750  -0.8108   0.03883   0.03496  -0.0690   1.0000   0.0120
 -11.500  -0.8291   0.03577   0.03167  -0.0668   1.0000   0.0119
 -11.250  -0.8372   0.03441   0.03020  -0.0635   1.0000   0.0121
 -11.000  -0.8491   0.03281   0.02845  -0.0589   1.0000   0.0122
 -10.750  -0.8528   0.03099   0.02644  -0.0553   1.0000   0.0123
 -10.500  -0.8508   0.02974   0.02503  -0.0522   1.0000   0.0127
 -10.250  -0.8470   0.02834   0.02345  -0.0492   1.0000   0.0129
 -10.000  -0.8392   0.02751   0.02245  -0.0465   1.0000   0.0133
  -9.750  -0.8311   0.02629   0.02106  -0.0438   1.0000   0.0134
  -9.500  -0.8261   0.02424   0.01882  -0.0408   1.0000   0.0138
  -9.250  -0.8186   0.02263   0.01715  -0.0381   1.0000   0.0143
  -9.000  -0.7993   0.02155   0.01601  -0.0374   0.9990   0.0147
  -8.750  -0.7648   0.02045   0.01483  -0.0396   0.9960   0.0154
  -8.500  -0.7296   0.01945   0.01374  -0.0418   0.9931   0.0163
  -8.250  -0.6960   0.01849   0.01266  -0.0435   0.9890   0.0171
  -8.000  -0.6631   0.01704   0.01110  -0.0454   0.9852   0.0183
  -7.750  -0.6281   0.01622   0.01028  -0.0476   0.9817   0.0199
  -7.500  -0.5950   0.01557   0.00958  -0.0490   0.9759   0.0216
  -7.250  -0.5598   0.01454   0.00846  -0.0511   0.9720   0.0234
  -7.000  -0.5290   0.01376   0.00766  -0.0521   0.9647   0.0256
  -6.750  -0.4931   0.01325   0.00709  -0.0539   0.9589   0.0284
  -6.500  -0.4650   0.01246   0.00629  -0.0543   0.9479   0.0322
  -6.250  -0.4329   0.01198   0.00576  -0.0552   0.9362   0.0365
  -6.000  -0.4018   0.01127   0.00508  -0.0561   0.9215   0.0490
  -5.750  -0.3713   0.01059   0.00451  -0.0568   0.9025   0.0786
  -5.500  -0.3430   0.01012   0.00409  -0.0570   0.8793   0.1097
  -5.250  -0.3177   0.00973   0.00374  -0.0566   0.8538   0.1435
  -4.500  -0.2464   0.00869   0.00291  -0.0546   0.7860   0.2796
  -4.250  -0.2229   0.00835   0.00272  -0.0539   0.7671   0.3415
  -4.000  -0.1983   0.00817   0.00263  -0.0533   0.7501   0.3972
  -3.750  -0.1723   0.00812   0.00257  -0.0529   0.7343   0.4334
  -3.500  -0.1459   0.00810   0.00250  -0.0525   0.7201   0.4543
  -3.250  -0.1190   0.00810   0.00243  -0.0522   0.7070   0.4692
  -3.000  -0.0920   0.00811   0.00237  -0.0520   0.6950   0.4835
  -2.750  -0.0650   0.00813   0.00232  -0.0517   0.6840   0.4974
  -2.500  -0.0376   0.00814   0.00227  -0.0516   0.6732   0.5109
  -2.250  -0.0104   0.00813   0.00224  -0.0514   0.6635   0.5219
  -1.750   0.0445   0.00815   0.00216  -0.0511   0.6455   0.5423
  -1.500   0.0718   0.00816   0.00213  -0.0509   0.6375   0.5525
  -1.250   0.0993   0.00815   0.00211  -0.0508   0.6292   0.5626
  -1.000   0.1269   0.00818   0.00209  -0.0507   0.6219   0.5731
  -0.750   0.1544   0.00816   0.00208  -0.0506   0.6143   0.5834
  -0.500   0.1818   0.00818   0.00208  -0.0505   0.6075   0.5939
  -0.250   0.2095   0.00817   0.00208  -0.0504   0.6003   0.6055
   0.000   0.2369   0.00821   0.00209  -0.0503   0.5940   0.6176
   0.250   0.2644   0.00817   0.00211  -0.0502   0.5872   0.6300
   0.500   0.2916   0.00818   0.00213  -0.0501   0.5808   0.6433
   0.750   0.3190   0.00818   0.00216  -0.0499   0.5747   0.6578
   1.000   0.3463   0.00817   0.00220  -0.0498   0.5684   0.6735
   1.250   0.3733   0.00820   0.00224  -0.0496   0.5626   0.6914
   1.500   0.4004   0.00816   0.00229  -0.0494   0.5563   0.7117
   1.750   0.4270   0.00816   0.00235  -0.0491   0.5505   0.7342
   2.000   0.4534   0.00815   0.00243  -0.0487   0.5447   0.7600
   2.250   0.4795   0.00811   0.00251  -0.0483   0.5386   0.7899
   2.500   0.5047   0.00812   0.00260  -0.0476   0.5331   0.8237
   2.750   0.5298   0.00806   0.00270  -0.0468   0.5270   0.8617
   3.000   0.5553   0.00806   0.00280  -0.0460   0.5209   0.9023
   3.250   0.5870   0.00813   0.00293  -0.0466   0.5141   0.9394
   3.500   0.6250   0.00821   0.00301  -0.0487   0.5061   0.9634
   3.750   0.6639   0.00831   0.00311  -0.0511   0.4983   0.9790
   4.000   0.7046   0.00841   0.00320  -0.0540   0.4900   0.9885
   4.250   0.7458   0.00849   0.00330  -0.0569   0.4812   0.9968
   4.500   0.7773   0.00862   0.00339  -0.0579   0.4733   1.0000
   4.750   0.8000   0.00868   0.00349  -0.0569   0.4649   1.0000
   5.000   0.8224   0.00881   0.00359  -0.0559   0.4568   1.0000
   5.250   0.8456   0.00891   0.00371  -0.0550   0.4476   1.0000
   5.500   0.8686   0.00903   0.00384  -0.0540   0.4385   1.0000
   5.750   0.8912   0.00919   0.00397  -0.0530   0.4286   1.0000
   6.000   0.9148   0.00931   0.00412  -0.0522   0.4174   1.0000
   6.250   0.9382   0.00946   0.00429  -0.0514   0.4056   1.0000
   6.500   0.9614   0.00964   0.00446  -0.0506   0.3929   1.0000
   6.750   0.9845   0.00984   0.00465  -0.0497   0.3784   1.0000
   7.000   1.0070   0.01008   0.00486  -0.0488   0.3598   1.0000
   7.250   1.0284   0.01039   0.00511  -0.0477   0.3364   1.0000
   7.500   1.0485   0.01081   0.00541  -0.0464   0.3055   1.0000
   7.750   1.0665   0.01137   0.00581  -0.0449   0.2686   1.0000
   8.000   1.0830   0.01204   0.00629  -0.0432   0.2295   1.0000
   8.250   1.0984   0.01278   0.00685  -0.0413   0.1946   1.0000
   8.500   1.1139   0.01350   0.00743  -0.0395   0.1641   1.0000
   8.750   1.1288   0.01424   0.00802  -0.0376   0.1374   1.0000
   9.000   1.1429   0.01497   0.00864  -0.0356   0.1140   1.0000
   9.250   1.1570   0.01567   0.00925  -0.0336   0.0952   1.0000
   9.500   1.1695   0.01637   0.00988  -0.0313   0.0794   1.0000
   9.750   1.1795   0.01705   0.01051  -0.0286   0.0674   1.0000
  10.000   1.1887   0.01777   0.01121  -0.0258   0.0572   1.0000
  10.250   1.1971   0.01857   0.01198  -0.0231   0.0483   1.0000
  10.500   1.2039   0.01948   0.01287  -0.0203   0.0407   1.0000
  10.750   1.2122   0.02036   0.01376  -0.0179   0.0354   1.0000
  11.000   1.2184   0.02140   0.01483  -0.0154   0.0309   1.0000
  11.250   1.2243   0.02253   0.01597  -0.0132   0.0275   1.0000
  11.500   1.2276   0.02390   0.01740  -0.0110   0.0247   1.0000
  11.750   1.2347   0.02514   0.01869  -0.0094   0.0223   1.0000
  12.000   1.2320   0.02718   0.02079  -0.0073   0.0201   1.0000
  12.250   1.2383   0.02870   0.02239  -0.0062   0.0190   1.0000
  12.500   1.2433   0.03040   0.02417  -0.0052   0.0175   1.0000
  12.750   1.2448   0.03251   0.02633  -0.0043   0.0162   1.0000
  13.000   1.2365   0.03564   0.02954  -0.0034   0.0154   1.0000
  13.250   1.2424   0.03756   0.03156  -0.0029   0.0145   1.0000
  13.500   1.2448   0.03987   0.03396  -0.0026   0.0137   1.0000
  13.750   1.2448   0.04249   0.03666  -0.0024   0.0132   1.0000
  14.000   1.2444   0.04521   0.03946  -0.0023   0.0127   1.0000
  14.250   1.2408   0.04833   0.04266  -0.0024   0.0124   1.0000
  14.500   1.2324   0.05208   0.04649  -0.0026   0.0120   1.0000
  14.750   1.2270   0.05561   0.05012  -0.0030   0.0115   1.0000
  15.000   1.2260   0.05875   0.05338  -0.0034   0.0112   1.0000
  15.250   1.2248   0.06200   0.05673  -0.0039   0.0110   1.0000
  15.500   1.2253   0.06513   0.05996  -0.0046   0.0107   1.0000
  15.750   1.2237   0.06860   0.06353  -0.0055   0.0104   1.0000
  16.000   1.2214   0.07227   0.06728  -0.0065   0.0101   1.0000
  16.250   1.2198   0.07591   0.07101  -0.0076   0.0099   1.0000
  16.500   1.2177   0.07971   0.07488  -0.0088   0.0096   1.0000
  16.750   1.2150   0.08363   0.07889  -0.0102   0.0095   1.0000
  17.000   1.2105   0.08790   0.08323  -0.0117   0.0092   1.0000
  17.250   1.2056   0.09224   0.08766  -0.0132   0.0090   1.0000
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