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EPPLER 1211 AIRFOIL (e1211-il) Xfoil prediction polar at RE=200,000 Ncrit=9


Details Polar file
Airfoil: EPPLER 1211 AIRFOIL (e1211-il)
Reynolds number: 200,000
Max Cl/Cd: 58.39 at α=7.25°
Description: Mach=0 Ncrit=9
Source: Xfoil prediction
Download polar: xf-e1211-il-200000.txt
Download as CSV file: xf-e1211-il-200000.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: EPPLER 1211 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
  ------ -------- --------- --------- -------- -------- --------
 -16.000  -0.3357   0.17392   0.16977  -0.0159   1.0000   0.0696
 -15.750  -0.6898   0.08946   0.08455  -0.0591   1.0000   0.0495
 -15.500  -0.6963   0.08519   0.08025  -0.0611   1.0000   0.0502
 -15.250  -0.6664   0.08705   0.08231  -0.0587   1.0000   0.0516
 -15.000  -0.6904   0.07992   0.07505  -0.0629   1.0000   0.0521
 -14.750  -0.7106   0.07378   0.06879  -0.0664   1.0000   0.0530
 -14.500  -0.7311   0.06796   0.06285  -0.0698   1.0000   0.0538
 -14.250  -0.7525   0.06216   0.05690  -0.0732   1.0000   0.0546
 -14.000  -0.7489   0.06020   0.05504  -0.0734   1.0000   0.0560
 -13.750  -0.7551   0.05685   0.05172  -0.0747   1.0000   0.0574
 -13.500  -0.7707   0.05226   0.04708  -0.0771   1.0000   0.0587
 -13.250  -0.7913   0.04708   0.04177  -0.0800   1.0000   0.0600
 -13.000  -0.8040   0.04330   0.03801  -0.0815   1.0000   0.0614
 -12.750  -0.8192   0.03925   0.03396  -0.0834   1.0000   0.0626
 -12.500  -0.8417   0.03512   0.02975  -0.0851   1.0000   0.0637
 -12.250  -0.8658   0.03226   0.02677  -0.0839   1.0000   0.0651
 -12.000  -0.8729   0.03032   0.02481  -0.0821   1.0000   0.0677
 -11.750  -0.8743   0.02874   0.02318  -0.0803   1.0000   0.0716
 -11.500  -0.8728   0.02746   0.02193  -0.0782   1.0000   0.0758
 -11.250  -0.8706   0.02635   0.02078  -0.0759   1.0000   0.0810
 -11.000  -0.8645   0.02554   0.01988  -0.0740   0.9994   0.0865
 -10.750  -0.8187   0.02460   0.01890  -0.0789   0.9924   0.0956
 -10.500  -0.7750   0.02391   0.01811  -0.0828   0.9838   0.1037
 -10.250  -0.7309   0.02353   0.01777  -0.0863   0.9750   0.1105
 -10.000  -0.6866   0.02318   0.01743  -0.0896   0.9659   0.1169
  -9.750  -0.6474   0.02262   0.01671  -0.0921   0.9531   0.1236
  -9.500  -0.6064   0.02256   0.01675  -0.0943   0.9407   0.1288
  -9.250  -0.5635   0.02202   0.01606  -0.0973   0.9290   0.1350
  -9.000  -0.5149   0.02211   0.01621  -0.1007   0.9176   0.1408
  -8.750  -0.4708   0.02196   0.01597  -0.1036   0.9007   0.1473
  -8.500  -0.4264   0.02241   0.01642  -0.1061   0.8808   0.1537
  -8.250  -0.3920   0.02211   0.01592  -0.1072   0.8581   0.1592
  -8.000  -0.3606   0.02243   0.01627  -0.1072   0.8352   0.1630
  -7.750  -0.3345   0.02225   0.01586  -0.1067   0.8141   0.1678
  -7.500  -0.3105   0.02170   0.01503  -0.1060   0.7952   0.1720
  -7.250  -0.2841   0.02170   0.01506  -0.1053   0.7767   0.1751
  -7.000  -0.2585   0.02164   0.01490  -0.1045   0.7596   0.1790
  -6.750  -0.2339   0.02134   0.01432  -0.1039   0.7443   0.1838
  -6.500  -0.2088   0.02086   0.01370  -0.1033   0.7301   0.1875
  -6.250  -0.1826   0.02080   0.01365  -0.1026   0.7150   0.1909
  -6.000  -0.1565   0.02067   0.01340  -0.1020   0.7019   0.1950
  -5.750  -0.1308   0.02042   0.01289  -0.1014   0.6889   0.1997
  -5.500  -0.1054   0.01989   0.01227  -0.1009   0.6762   0.2034
  -5.250  -0.0785   0.01978   0.01211  -0.1004   0.6648   0.2070
  -5.000  -0.0522   0.01959   0.01186  -0.0999   0.6524   0.2110
  -4.750  -0.0254   0.01942   0.01145  -0.0994   0.6420   0.2155
  -4.500   0.0006   0.01899   0.01090  -0.0990   0.6302   0.2195
  -4.250   0.0276   0.01873   0.01059  -0.0986   0.6205   0.2231
  -4.000   0.0543   0.01856   0.01042  -0.0981   0.6092   0.2270
  -3.750   0.0817   0.01845   0.01011  -0.0977   0.5999   0.2315
  -3.500   0.1086   0.01829   0.00983  -0.0973   0.5892   0.2355
  -3.250   0.1355   0.01787   0.00932  -0.0969   0.5804   0.2396
  -3.000   0.1624   0.01770   0.00918  -0.0965   0.5706   0.2435
  -2.750   0.1897   0.01758   0.00896  -0.0961   0.5615   0.2478
  -2.500   0.2172   0.01751   0.00878  -0.0958   0.5526   0.2524
  -2.250   0.2445   0.01732   0.00848  -0.0954   0.5437   0.2565
  -2.000   0.2718   0.01711   0.00823  -0.0951   0.5360   0.2608
  -1.750   0.2987   0.01699   0.00814  -0.0947   0.5269   0.2655
  -1.500   0.3264   0.01696   0.00798  -0.0943   0.5190   0.2706
  -1.250   0.3539   0.01695   0.00788  -0.0940   0.5109   0.2750
  -1.000   0.3808   0.01669   0.00765  -0.0936   0.5030   0.2801
  -0.750   0.4086   0.01672   0.00759  -0.0934   0.4962   0.2856
  -0.500   0.4354   0.01666   0.00756  -0.0929   0.4881   0.2913
  -0.250   0.4629   0.01665   0.00744  -0.0926   0.4807   0.2967
   0.000   0.4900   0.01657   0.00738  -0.0923   0.4741   0.3033
   0.250   0.5168   0.01655   0.00741  -0.0918   0.4668   0.3104
   0.500   0.5444   0.01660   0.00735  -0.0915   0.4602   0.3174
   0.750   0.5714   0.01657   0.00737  -0.0912   0.4539   0.3255
   1.000   0.5979   0.01658   0.00742  -0.0907   0.4468   0.3351
   1.250   0.6249   0.01655   0.00741  -0.0903   0.4407   0.3454
   1.500   0.6524   0.01669   0.00750  -0.0901   0.4351   0.3579
   1.750   0.6783   0.01665   0.00761  -0.0896   0.4287   0.3719
   2.000   0.7049   0.01665   0.00766  -0.0892   0.4227   0.3905
   2.250   0.7325   0.01677   0.00778  -0.0890   0.4174   0.4158
   2.500   0.7576   0.01674   0.00798  -0.0884   0.4117   0.4509
   2.750   0.7829   0.01667   0.00816  -0.0878   0.4062   0.5050
   3.000   0.8076   0.01656   0.00833  -0.0870   0.4012   0.5939
   3.250   0.8287   0.01647   0.00862  -0.0853   0.3965   0.7253
   3.500   0.8585   0.01614   0.00878  -0.0847   0.3907   1.0000
   3.750   0.8851   0.01638   0.00892  -0.0844   0.3857   1.0000
   4.000   0.9125   0.01668   0.00907  -0.0842   0.3814   1.0000
   4.250   0.9387   0.01706   0.00938  -0.0839   0.3768   1.0000
   4.500   0.9635   0.01731   0.00965  -0.0833   0.3717   1.0000
   4.750   0.9894   0.01757   0.00984  -0.0828   0.3670   1.0000
   5.000   1.0163   0.01789   0.01004  -0.0826   0.3629   1.0000
   5.250   1.0423   0.01833   0.01043  -0.0823   0.3588   1.0000
   5.500   1.0661   0.01865   0.01080  -0.0816   0.3544   1.0000
   5.750   1.0911   0.01895   0.01108  -0.0810   0.3501   1.0000
   6.000   1.1171   0.01926   0.01130  -0.0807   0.3462   1.0000
   6.250   1.1449   0.01979   0.01170  -0.0807   0.3422   1.0000
   6.500   1.1662   0.02013   0.01215  -0.0796   0.3383   1.0000
   6.750   1.1895   0.02050   0.01255  -0.0789   0.3343   1.0000
   7.000   1.2142   0.02085   0.01288  -0.0784   0.3307   1.0000
   7.250   1.2402   0.02124   0.01319  -0.0781   0.3273   1.0000
   7.500   1.2664   0.02184   0.01372  -0.0779   0.3238   1.0000
   7.750   1.2856   0.02225   0.01426  -0.0766   0.3201   1.0000
   8.000   1.3072   0.02267   0.01472  -0.0756   0.3163   1.0000
   8.250   1.3307   0.02306   0.01510  -0.0750   0.3130   1.0000
   8.500   1.3561   0.02349   0.01547  -0.0747   0.3100   1.0000
   8.750   1.3836   0.02421   0.01610  -0.0748   0.3068   1.0000
   9.000   1.3992   0.02474   0.01679  -0.0731   0.3038   1.0000
   9.250   1.4171   0.02526   0.01741  -0.0717   0.3004   1.0000
   9.500   1.4374   0.02572   0.01789  -0.0707   0.2971   1.0000
   9.750   1.4607   0.02615   0.01829  -0.0701   0.2942   1.0000
  10.000   1.4876   0.02672   0.01878  -0.0701   0.2915   1.0000
  10.250   1.5070   0.02754   0.01966  -0.0692   0.2888   1.0000
  10.500   1.5179   0.02826   0.02054  -0.0670   0.2861   1.0000
  10.750   1.5311   0.02893   0.02132  -0.0651   0.2831   1.0000
  11.000   1.5476   0.02950   0.02193  -0.0637   0.2803   1.0000
  11.250   1.5684   0.02998   0.02239  -0.0628   0.2776   1.0000
  11.500   1.5960   0.03055   0.02289  -0.0631   0.2752   1.0000
  11.750   1.6145   0.03155   0.02393  -0.0622   0.2727   1.0000
  12.000   1.6106   0.03247   0.02504  -0.0581   0.2705   1.0000
  12.250   1.6098   0.03347   0.02619  -0.0546   0.2679   1.0000
  12.500   1.6148   0.03440   0.02721  -0.0522   0.2654   1.0000
  12.750   1.6268   0.03517   0.02802  -0.0506   0.2630   1.0000
  13.000   1.6478   0.03573   0.02856  -0.0501   0.2607   1.0000
  13.250   1.6839   0.03623   0.02894  -0.0513   0.2580   1.0000
  13.500   1.6760   0.03780   0.03069  -0.0480   0.2560   1.0000
  13.750   1.6577   0.03983   0.03295  -0.0443   0.2538   1.0000
  14.000   1.6431   0.04208   0.03538  -0.0416   0.2514   1.0000
  14.250   1.6369   0.04410   0.03752  -0.0399   0.2489   1.0000
  14.500   1.6464   0.04528   0.03873  -0.0391   0.2466   1.0000
  14.750   1.6754   0.04532   0.03871  -0.0390   0.2443   1.0000
  15.000   1.7125   0.04543   0.03871  -0.0396   0.2416   1.0000
  15.250   1.6635   0.05034   0.04395  -0.0369   0.2396   1.0000
  15.500   1.5883   0.05888   0.05287  -0.0362   0.2367   1.0000
  15.750   1.3604   0.08984   0.08441  -0.0454   0.2279   1.0000
  16.000   1.4653   0.07820   0.07263  -0.0405   0.2292   1.0000
  16.250   1.5774   0.06750   0.06170  -0.0366   0.2289   1.0000
  16.500   1.6642   0.06143   0.05539  -0.0351   0.2271   1.0000
  16.750   0.9785   0.17752   0.17261  -0.0882   0.1751   1.0000
  17.000   1.0023   0.17682   0.17192  -0.0874   0.1737   1.0000
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