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USA 28 AIRFOIL (usa28-il) Xfoil prediction polar at RE=1,000,000 Ncrit=9


Details Polar file
Airfoil: USA 28 AIRFOIL (usa28-il)
Reynolds number: 1,000,000
Max Cl/Cd: 114.54 at α=6.5°
Description: Mach=0 Ncrit=9
Source: Xfoil prediction
Download polar: xf-usa28-il-1000000.txt
Download as CSV file: xf-usa28-il-1000000.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: USA 28 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 =   9.000
  
   alpha    CL        CD       CDp       CM     Top_Xtr  Bot_Xtr
  ------ -------- --------- --------- -------- -------- --------
 -18.000  -0.7792   0.12654   0.12439  -0.0378   1.0000   0.0138
 -17.750  -0.8038   0.11800   0.11575  -0.0421   1.0000   0.0139
 -17.500  -0.8223   0.11102   0.10869  -0.0455   1.0000   0.0140
 -17.250  -0.8460   0.10348   0.10105  -0.0493   1.0000   0.0142
 -17.000  -0.8673   0.09651   0.09401  -0.0528   1.0000   0.0144
 -16.750  -0.8882   0.08976   0.08719  -0.0562   1.0000   0.0145
 -16.500  -0.9066   0.08357   0.08093  -0.0592   1.0000   0.0146
 -16.250  -0.9292   0.07695   0.07423  -0.0625   1.0000   0.0147
 -16.000  -0.9511   0.07070   0.06790  -0.0655   1.0000   0.0148
 -15.750  -0.9761   0.06453   0.06164  -0.0683   1.0000   0.0148
 -15.500  -1.0066   0.05794   0.05497  -0.0713   1.0000   0.0149
 -15.250  -1.0403   0.05141   0.04833  -0.0741   1.0000   0.0147
 -15.000  -1.0822   0.04422   0.04102  -0.0771   1.0000   0.0146
 -14.750  -1.1299   0.03503   0.03163  -0.0836   1.0000   0.0141
 -14.500  -1.1527   0.03106   0.02747  -0.0822   1.0000   0.0142
 -14.250  -1.1722   0.02914   0.02545  -0.0771   1.0000   0.0145
 -14.000  -1.1757   0.02761   0.02384  -0.0737   1.0000   0.0147
 -13.750  -1.1610   0.02644   0.02261  -0.0731   0.9992   0.0152
 -13.500  -1.1326   0.02558   0.02169  -0.0747   0.9974   0.0158
 -13.250  -1.1043   0.02466   0.02069  -0.0762   0.9955   0.0162
 -13.000  -1.0732   0.02400   0.01995  -0.0780   0.9943   0.0169
 -12.750  -1.0452   0.02340   0.01926  -0.0788   0.9918   0.0173
 -12.500  -1.0227   0.02188   0.01764  -0.0796   0.9886   0.0182
 -12.250  -0.9928   0.02116   0.01689  -0.0809   0.9868   0.0189
 -12.000  -0.9613   0.02062   0.01630  -0.0824   0.9855   0.0195
 -11.750  -0.9281   0.02018   0.01581  -0.0841   0.9847   0.0203
 -11.500  -0.9043   0.01957   0.01514  -0.0838   0.9806   0.0209
 -11.250  -0.8742   0.01912   0.01461  -0.0847   0.9779   0.0214
 -11.000  -0.8482   0.01794   0.01333  -0.0854   0.9754   0.0224
 -10.750  -0.8159   0.01738   0.01276  -0.0869   0.9741   0.0232
 -10.500  -0.7933   0.01690   0.01224  -0.0861   0.9689   0.0239
 -10.250  -0.7647   0.01651   0.01182  -0.0865   0.9652   0.0248
 -10.000  -0.7335   0.01610   0.01135  -0.0875   0.9630   0.0256
  -9.750  -0.7087   0.01572   0.01091  -0.0870   0.9577   0.0261
  -9.500  -0.6870   0.01492   0.01004  -0.0862   0.9508   0.0270
  -9.250  -0.6680   0.01421   0.00928  -0.0846   0.9416   0.0280
  -9.000  -0.6397   0.01373   0.00877  -0.0849   0.9365   0.0289
  -8.750  -0.6099   0.01329   0.00829  -0.0855   0.9305   0.0298
  -8.500  -0.5740   0.01286   0.00781  -0.0874   0.9249   0.0308
  -8.250  -0.5328   0.01245   0.00734  -0.0904   0.9208   0.0317
  -8.000  -0.4915   0.01202   0.00684  -0.0935   0.9145   0.0323
  -7.750  -0.4490   0.01118   0.00590  -0.0972   0.9082   0.0344
  -7.500  -0.4037   0.01080   0.00545  -0.1013   0.9001   0.0357
  -7.250  -0.3568   0.01049   0.00506  -0.1057   0.8920   0.0373
  -7.000  -0.3220   0.01026   0.00475  -0.1073   0.8810   0.0384
  -6.750  -0.2905   0.01009   0.00449  -0.1082   0.8709   0.0391
  -6.500  -0.2646   0.00973   0.00403  -0.1079   0.8607   0.0414
  -6.250  -0.2401   0.00950   0.00376  -0.1072   0.8517   0.0436
  -5.750  -0.1897   0.00920   0.00335  -0.1060   0.8353   0.0473
  -5.250  -0.1421   0.00879   0.00287  -0.1042   0.8189   0.0571
  -4.750  -0.0974   0.00817   0.00236  -0.1019   0.8023   0.0983
  -4.500  -0.0740   0.00794   0.00226  -0.1010   0.7941   0.1392
  -4.250  -0.0496   0.00788   0.00218  -0.1001   0.7853   0.1483
  -4.000  -0.0254   0.00780   0.00208  -0.0993   0.7767   0.1564
  -3.750  -0.0013   0.00774   0.00199  -0.0983   0.7668   0.1621
  -3.500   0.0226   0.00770   0.00191  -0.0974   0.7559   0.1662
  -3.250   0.0456   0.00764   0.00181  -0.0962   0.7439   0.1722
  -3.000   0.0688   0.00760   0.00173  -0.0951   0.7316   0.1779
  -2.750   0.0922   0.00754   0.00165  -0.0941   0.7190   0.1848
  -2.500   0.1156   0.00749   0.00157  -0.0930   0.7068   0.1917
  -2.250   0.1385   0.00744   0.00150  -0.0918   0.6947   0.2030
  -2.000   0.1610   0.00735   0.00144  -0.0906   0.6837   0.2246
  -1.750   0.1837   0.00719   0.00141  -0.0896   0.6744   0.2708
  -1.500   0.2075   0.00714   0.00142  -0.0886   0.6668   0.3024
  -1.250   0.2325   0.00714   0.00144  -0.0879   0.6595   0.3211
  -1.000   0.2572   0.00719   0.00146  -0.0871   0.6525   0.3318
  -0.750   0.2829   0.00719   0.00147  -0.0866   0.6465   0.3390
  -0.500   0.3080   0.00723   0.00149  -0.0859   0.6403   0.3460
  -0.250   0.3335   0.00728   0.00150  -0.0853   0.6347   0.3513
   0.000   0.3589   0.00728   0.00152  -0.0847   0.6292   0.3568
   0.250   0.3838   0.00733   0.00154  -0.0839   0.6233   0.3619
   0.500   0.4094   0.00737   0.00156  -0.0834   0.6182   0.3659
   0.750   0.4345   0.00737   0.00158  -0.0827   0.6126   0.3703
   1.000   0.4587   0.00742   0.00161  -0.0818   0.6065   0.3746
   1.250   0.4838   0.00744   0.00164  -0.0811   0.6002   0.3793
   1.500   0.5082   0.00749   0.00167  -0.0803   0.5930   0.3830
   1.750   0.5316   0.00750   0.00170  -0.0792   0.5857   0.3880
   2.000   0.5547   0.00752   0.00173  -0.0781   0.5766   0.3922
   2.250   0.5770   0.00756   0.00176  -0.0768   0.5659   0.3956
   2.500   0.5977   0.00761   0.00178  -0.0752   0.5513   0.3996
   2.750   0.6162   0.00768   0.00180  -0.0731   0.5289   0.4035
   3.000   0.6318   0.00786   0.00186  -0.0704   0.4931   0.4073
   3.250   0.6481   0.00812   0.00197  -0.0679   0.4640   0.4104
   3.500   0.6676   0.00831   0.00209  -0.0661   0.4491   0.4135
   3.750   0.6882   0.00843   0.00220  -0.0646   0.4388   0.4178
   4.000   0.7089   0.00856   0.00233  -0.0630   0.4299   0.4224
   4.250   0.7293   0.00872   0.00247  -0.0614   0.4209   0.4277
   4.500   0.7507   0.00883   0.00259  -0.0601   0.4149   0.4327
   4.750   0.7727   0.00890   0.00271  -0.0588   0.4104   0.4399
   5.000   0.7939   0.00902   0.00285  -0.0574   0.4058   0.4462
   5.250   0.8146   0.00913   0.00299  -0.0559   0.3998   0.4555
   5.500   0.8366   0.00919   0.00311  -0.0547   0.3933   0.4670
   5.750   0.8554   0.00932   0.00328  -0.0529   0.3859   0.4884
   6.000   0.8704   0.00900   0.00343  -0.0503   0.3779   0.6611
   6.250   1.0827   0.00952   0.00455  -0.0924   0.3382   0.9959
   6.500   1.1408   0.00996   0.00482  -0.0996   0.2962   1.0000
   6.750   1.1458   0.01051   0.00513  -0.0950   0.2527   1.0000
   7.000   1.1447   0.01119   0.00556  -0.0892   0.2061   1.0000
   7.250   1.1431   0.01197   0.00607  -0.0834   0.1586   1.0000
   7.500   1.1437   0.01271   0.00657  -0.0781   0.1181   1.0000
   7.750   1.1399   0.01368   0.00725  -0.0721   0.0691   1.0000
   8.000   1.1384   0.01461   0.00797  -0.0667   0.0336   1.0000
   8.250   1.1477   0.01516   0.00849  -0.0633   0.0254   1.0000
   8.500   1.1593   0.01562   0.00895  -0.0604   0.0226   1.0000
   8.750   1.1707   0.01612   0.00947  -0.0574   0.0205   1.0000
   9.000   1.1836   0.01656   0.00993  -0.0549   0.0192   1.0000
   9.250   1.1954   0.01707   0.01047  -0.0522   0.0181   1.0000
   9.500   1.2032   0.01780   0.01123  -0.0489   0.0168   1.0000
   9.750   1.2168   0.01826   0.01173  -0.0467   0.0161   1.0000
  10.000   1.2282   0.01886   0.01237  -0.0442   0.0157   1.0000
  10.250   1.2392   0.01951   0.01305  -0.0417   0.0150   1.0000
  10.500   1.2490   0.02025   0.01383  -0.0392   0.0145   1.0000
  10.750   1.2574   0.02111   0.01473  -0.0366   0.0140   1.0000
  11.000   1.2592   0.02240   0.01610  -0.0333   0.0134   1.0000
  11.250   1.2666   0.02341   0.01717  -0.0309   0.0132   1.0000
  11.500   1.2767   0.02431   0.01813  -0.0290   0.0128   1.0000
  11.750   1.2863   0.02527   0.01913  -0.0271   0.0125   1.0000
  12.000   1.2924   0.02651   0.02043  -0.0249   0.0123   1.0000
  12.250   1.3022   0.02754   0.02150  -0.0233   0.0119   1.0000
  12.500   1.3100   0.02874   0.02275  -0.0216   0.0115   1.0000
  12.750   1.3152   0.03018   0.02424  -0.0197   0.0112   1.0000
  13.000   1.3176   0.03192   0.02604  -0.0179   0.0110   1.0000
  13.250   1.3185   0.03383   0.02802  -0.0161   0.0107   1.0000
  13.500   1.3116   0.03651   0.03079  -0.0141   0.0106   1.0000
  13.750   1.3088   0.03897   0.03335  -0.0125   0.0103   1.0000
  14.000   1.3127   0.04090   0.03535  -0.0115   0.0102   1.0000
  14.250   1.3179   0.04276   0.03728  -0.0106   0.0101   1.0000
  14.500   1.3215   0.04485   0.03945  -0.0098   0.0099   1.0000
  14.750   1.3217   0.04732   0.04199  -0.0090   0.0099   1.0000
  15.000   1.3230   0.04976   0.04451  -0.0084   0.0096   1.0000
  15.250   1.3233   0.05233   0.04715  -0.0078   0.0096   1.0000
  15.500   1.3282   0.05450   0.04939  -0.0075   0.0092   1.0000
  15.750   1.3243   0.05764   0.05262  -0.0071   0.0092   1.0000
  16.000   1.3242   0.06045   0.05549  -0.0069   0.0091   1.0000
  16.250   1.3245   0.06328   0.05839  -0.0068   0.0089   1.0000
  16.500   1.3217   0.06650   0.06170  -0.0068   0.0089   1.0000
  16.750   1.3196   0.06974   0.06501  -0.0070   0.0087   1.0000
  17.000   1.3196   0.07282   0.06816  -0.0073   0.0086   1.0000
  17.250   1.3150   0.07643   0.07186  -0.0076   0.0086   1.0000
  17.500   1.3146   0.07969   0.07517  -0.0083   0.0084   1.0000
  17.750   1.3096   0.08349   0.07904  -0.0088   0.0083   1.0000
  18.000   1.3047   0.08735   0.08297  -0.0096   0.0081   1.0000
  18.250   1.2984   0.09127   0.08697  -0.0101   0.0081   1.0000
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