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NACA 2.5411 (naca2411-il) Xfoil prediction polar at RE=200,000 Ncrit=5


Details Polar file
Airfoil: NACA 2.5411 (naca2411-il)
Reynolds number: 200,000
Max Cl/Cd: 67.44 at α=5.25°
Description: Mach=0 Ncrit=5
Source: Xfoil prediction
Download polar: xf-naca2411-il-200000-n5.txt
Download as CSV file: xf-naca2411-il-200000-n5.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: NACA 2.5411                                     
  
 1 1 Reynolds number fixed          Mach number fixed         
  
 xtrf =   1.000 (top)        1.000 (bottom)  
 Mach =   0.000     Re =     0.200 e 6     Ncrit =   5.000
  
   alpha    CL        CD       CDp       CM     Top_Xtr  Bot_Xtr
  ------ -------- --------- --------- -------- -------- --------
 -11.500  -0.7077   0.05268   0.04846  -0.0688   1.0000   0.0234
 -11.250  -0.7537   0.04585   0.04137  -0.0716   1.0000   0.0231
 -11.000  -0.7810   0.04303   0.03838  -0.0678   1.0000   0.0231
 -10.750  -0.7946   0.04047   0.03562  -0.0647   1.0000   0.0233
 -10.500  -0.8032   0.03809   0.03302  -0.0616   1.0000   0.0235
 -10.250  -0.8067   0.03595   0.03065  -0.0585   1.0000   0.0238
 -10.000  -0.8069   0.03392   0.02836  -0.0555   1.0000   0.0242
  -9.750  -0.8041   0.03201   0.02620  -0.0527   1.0000   0.0246
  -9.500  -0.7984   0.03026   0.02417  -0.0501   1.0000   0.0251
  -9.250  -0.7903   0.02865   0.02229  -0.0476   1.0000   0.0256
  -9.000  -0.7789   0.02725   0.02057  -0.0454   0.9998   0.0263
  -8.750  -0.7511   0.02593   0.01918  -0.0466   0.9968   0.0271
  -8.500  -0.7214   0.02496   0.01812  -0.0479   0.9938   0.0281
  -8.250  -0.6936   0.02387   0.01687  -0.0486   0.9902   0.0291
  -8.000  -0.6645   0.02271   0.01551  -0.0495   0.9867   0.0301
  -7.750  -0.6334   0.02164   0.01421  -0.0507   0.9838   0.0314
  -7.500  -0.6065   0.02067   0.01317  -0.0511   0.9794   0.0325
  -7.250  -0.5766   0.01999   0.01245  -0.0519   0.9753   0.0342
  -7.000  -0.5442   0.01931   0.01166  -0.0532   0.9722   0.0364
  -6.750  -0.5153   0.01857   0.01080  -0.0537   0.9679   0.0385
  -6.500  -0.4867   0.01790   0.01012  -0.0542   0.9629   0.0406
  -6.250  -0.4539   0.01732   0.00946  -0.0554   0.9594   0.0437
  -6.000  -0.4195   0.01671   0.00880  -0.0569   0.9567   0.0475
  -5.750  -0.3940   0.01626   0.00832  -0.0566   0.9496   0.0515
  -5.500  -0.3611   0.01572   0.00774  -0.0577   0.9455   0.0563
  -5.250  -0.3249   0.01525   0.00724  -0.0595   0.9426   0.0627
  -5.000  -0.2984   0.01482   0.00682  -0.0592   0.9350   0.0693
  -4.750  -0.2646   0.01440   0.00638  -0.0605   0.9303   0.0780
  -4.500  -0.2289   0.01399   0.00595  -0.0621   0.9268   0.0885
  -4.250  -0.2042   0.01364   0.00565  -0.0614   0.9181   0.0991
  -4.000  -0.1709   0.01326   0.00529  -0.0625   0.9132   0.1135
  -3.750  -0.1427   0.01295   0.00502  -0.0626   0.9058   0.1292
  -3.500  -0.1121   0.01261   0.00474  -0.0631   0.8990   0.1487
  -3.250  -0.0821   0.01230   0.00449  -0.0635   0.8919   0.1715
  -3.000  -0.0528   0.01200   0.00427  -0.0637   0.8836   0.1966
  -2.750  -0.0235   0.01173   0.00407  -0.0639   0.8753   0.2247
  -2.500   0.0063   0.01145   0.00387  -0.0642   0.8667   0.2564
  -2.250   0.0338   0.01118   0.00371  -0.0641   0.8564   0.2911
  -2.000   0.0631   0.01090   0.00354  -0.0643   0.8471   0.3317
  -1.750   0.0899   0.01062   0.00339  -0.0639   0.8358   0.3766
  -1.500   0.1155   0.01031   0.00328  -0.0633   0.8239   0.4352
  -1.250   0.1405   0.00997   0.00320  -0.0626   0.8121   0.5134
  -1.000   0.1650   0.00966   0.00314  -0.0616   0.7998   0.5970
  -0.750   0.1890   0.00939   0.00311  -0.0604   0.7867   0.6771
  -0.500   0.2140   0.00917   0.00312  -0.0592   0.7729   0.7550
  -0.250   0.2457   0.00906   0.00315  -0.0593   0.7590   0.8286
   0.000   0.2893   0.00907   0.00319  -0.0620   0.7445   0.8882
   0.250   0.3336   0.00913   0.00320  -0.0651   0.7291   0.9249
   0.500   0.3755   0.00922   0.00319  -0.0678   0.7129   0.9480
   0.750   0.4149   0.00932   0.00319  -0.0700   0.6962   0.9651
   1.000   0.4533   0.00943   0.00320  -0.0721   0.6791   0.9792
   1.250   0.4928   0.00953   0.00320  -0.0745   0.6614   0.9909
   1.500   0.5320   0.00965   0.00321  -0.0769   0.6440   1.0000
   1.750   0.5534   0.00977   0.00324  -0.0756   0.6280   1.0000
   2.000   0.5749   0.00990   0.00329  -0.0742   0.6122   1.0000
   2.250   0.5965   0.01004   0.00336  -0.0729   0.5966   1.0000
   2.500   0.6182   0.01020   0.00344  -0.0716   0.5812   1.0000
   2.750   0.6399   0.01036   0.00354  -0.0702   0.5660   1.0000
   3.000   0.6616   0.01053   0.00366  -0.0689   0.5508   1.0000
   3.250   0.6833   0.01072   0.00379  -0.0676   0.5354   1.0000
   3.500   0.7050   0.01091   0.00393  -0.0663   0.5202   1.0000
   3.750   0.7266   0.01111   0.00409  -0.0650   0.5045   1.0000
   4.000   0.7479   0.01133   0.00425  -0.0636   0.4879   1.0000
   4.250   0.7689   0.01156   0.00443  -0.0621   0.4704   1.0000
   4.500   0.7898   0.01179   0.00461  -0.0607   0.4514   1.0000
   4.750   0.8105   0.01204   0.00482  -0.0592   0.4311   1.0000
   5.000   0.8303   0.01233   0.00503  -0.0576   0.4083   1.0000
   5.250   0.8504   0.01261   0.00526  -0.0561   0.3839   1.0000
   5.500   0.8695   0.01295   0.00552  -0.0544   0.3573   1.0000
   5.750   0.8882   0.01333   0.00580  -0.0526   0.3297   1.0000
   6.000   0.9063   0.01377   0.00611  -0.0508   0.2989   1.0000
   6.250   0.9236   0.01427   0.00648  -0.0490   0.2658   1.0000
   6.500   0.9401   0.01485   0.00690  -0.0470   0.2312   1.0000
   6.750   0.9562   0.01547   0.00737  -0.0451   0.1981   1.0000
   7.000   0.9721   0.01613   0.00788  -0.0431   0.1677   1.0000
   7.250   0.9878   0.01681   0.00842  -0.0412   0.1403   1.0000
   7.500   1.0035   0.01749   0.00900  -0.0392   0.1179   1.0000
   7.750   1.0188   0.01818   0.00960  -0.0373   0.0995   1.0000
   8.000   1.0339   0.01886   0.01023  -0.0353   0.0855   1.0000
   8.250   1.0490   0.01953   0.01086  -0.0333   0.0744   1.0000
   8.500   1.0633   0.02018   0.01151  -0.0311   0.0660   1.0000
   8.750   1.0756   0.02087   0.01221  -0.0287   0.0596   1.0000
   9.000   1.0882   0.02155   0.01291  -0.0263   0.0542   1.0000
   9.250   1.0992   0.02232   0.01370  -0.0238   0.0500   1.0000
   9.500   1.1114   0.02305   0.01450  -0.0215   0.0463   1.0000
   9.750   1.1205   0.02398   0.01543  -0.0190   0.0431   1.0000
  10.000   1.1320   0.02479   0.01633  -0.0169   0.0403   1.0000
  10.250   1.1424   0.02569   0.01730  -0.0147   0.0378   1.0000
  10.500   1.1501   0.02679   0.01843  -0.0124   0.0360   1.0000
  10.750   1.1578   0.02793   0.01965  -0.0102   0.0343   1.0000
  11.000   1.1663   0.02907   0.02090  -0.0083   0.0329   1.0000
  11.250   1.1740   0.03030   0.02221  -0.0064   0.0314   1.0000
  11.500   1.1806   0.03165   0.02361  -0.0047   0.0301   1.0000
  11.750   1.1844   0.03328   0.02528  -0.0029   0.0290   1.0000
  12.000   1.1911   0.03478   0.02691  -0.0014   0.0281   1.0000
  12.250   1.1973   0.03635   0.02860  -0.0001   0.0271   1.0000
  12.500   1.2024   0.03810   0.03044   0.0011   0.0262   1.0000
  12.750   1.2068   0.03996   0.03240   0.0022   0.0256   1.0000
  13.000   1.2107   0.04192   0.03445   0.0031   0.0251   1.0000
  13.250   1.2132   0.04410   0.03670   0.0039   0.0245   1.0000
  13.500   1.2140   0.04653   0.03918   0.0045   0.0240   1.0000
  13.750   1.2173   0.04882   0.04161   0.0051   0.0236   1.0000
  14.000   1.2198   0.05126   0.04422   0.0054   0.0231   1.0000
  14.250   1.2213   0.05387   0.04697   0.0057   0.0226   1.0000
  14.500   1.2222   0.05661   0.04985   0.0057   0.0222   1.0000
  14.750   1.2220   0.05955   0.05294   0.0055   0.0217   1.0000
  15.000   1.2211   0.06263   0.05615   0.0050   0.0212   1.0000
  15.250   1.2193   0.06596   0.05959   0.0044   0.0208   1.0000
  15.500   1.2174   0.06937   0.06310   0.0035   0.0205   1.0000
  15.750   1.2146   0.07299   0.06684   0.0025   0.0202   1.0000
  16.000   1.2114   0.07673   0.07066   0.0014   0.0199   1.0000
  16.250   1.2076   0.08068   0.07471   0.0002   0.0197   1.0000
  16.500   1.2019   0.08506   0.07922  -0.0014   0.0195   1.0000
  16.750   1.1927   0.09022   0.08458  -0.0035   0.0194   1.0000
  17.000   1.1819   0.09584   0.09041  -0.0061   0.0192   1.0000
  17.250   1.1697   0.10193   0.09670  -0.0092   0.0191   1.0000
  17.500   1.1551   0.10868   0.10365  -0.0127   0.0190   1.0000
  17.750   1.1387   0.11607   0.11125  -0.0169   0.0189   1.0000
  18.000   1.1207   0.12411   0.11949  -0.0216   0.0189   1.0000
  18.250   1.0999   0.13317   0.12874  -0.0271   0.0189   1.0000
  18.500   1.0707   0.14482   0.14061  -0.0344   0.0190   1.0000
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