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RAF 28 AIRFOIL (raf28-il) Xfoil prediction polar at RE=1,000,000 Ncrit=5


Details Polar file
Airfoil: RAF 28 AIRFOIL (raf28-il)
Reynolds number: 1,000,000
Max Cl/Cd: 83.64 at α=3.25°
Description: Mach=0 Ncrit=5
Source: Xfoil prediction
Download polar: xf-raf28-il-1000000-n5.txt
Download as CSV file: xf-raf28-il-1000000-n5.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: RAF 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 =   5.000
  
   alpha    CL        CD       CDp       CM     Top_Xtr  Bot_Xtr
  ------ -------- --------- --------- -------- -------- --------
 -14.750  -1.0513   0.05010   0.04771  -0.0552   1.0000   0.0039
 -14.500  -1.0869   0.03947   0.03679  -0.0655   1.0000   0.0039
 -14.250  -1.1012   0.03553   0.03270  -0.0670   1.0000   0.0039
 -14.000  -1.1145   0.03281   0.02981  -0.0654   1.0000   0.0040
 -13.750  -1.1231   0.03103   0.02791  -0.0621   1.0000   0.0040
 -13.500  -1.1246   0.02947   0.02623  -0.0591   1.0000   0.0041
 -13.250  -1.1198   0.02804   0.02467  -0.0569   1.0000   0.0042
 -13.000  -1.1130   0.02668   0.02318  -0.0547   1.0000   0.0043
 -12.750  -1.1029   0.02553   0.02192  -0.0528   1.0000   0.0044
 -12.500  -1.0930   0.02428   0.02053  -0.0507   1.0000   0.0045
 -12.250  -1.0803   0.02326   0.01939  -0.0488   1.0000   0.0046
 -12.000  -1.0669   0.02226   0.01827  -0.0470   1.0000   0.0047
 -11.750  -1.0521   0.02137   0.01726  -0.0453   1.0000   0.0048
 -11.500  -1.0372   0.02044   0.01621  -0.0435   1.0000   0.0049
 -11.250  -1.0213   0.01959   0.01524  -0.0418   1.0000   0.0050
 -11.000  -1.0041   0.01888   0.01442  -0.0403   1.0000   0.0051
 -10.750  -0.9886   0.01793   0.01336  -0.0385   1.0000   0.0054
 -10.500  -0.9678   0.01714   0.01247  -0.0376   0.9997   0.0057
 -10.250  -0.9383   0.01640   0.01165  -0.0386   0.9982   0.0061
 -10.000  -0.9079   0.01572   0.01089  -0.0397   0.9964   0.0064
  -9.750  -0.8768   0.01509   0.01017  -0.0409   0.9944   0.0068
  -9.500  -0.8482   0.01453   0.00951  -0.0414   0.9918   0.0072
  -9.250  -0.8186   0.01396   0.00886  -0.0422   0.9889   0.0076
  -9.000  -0.7877   0.01337   0.00822  -0.0433   0.9863   0.0085
  -8.750  -0.7602   0.01289   0.00770  -0.0435   0.9819   0.0092
  -8.500  -0.7307   0.01244   0.00719  -0.0441   0.9772   0.0100
  -8.250  -0.7029   0.01201   0.00671  -0.0443   0.9708   0.0109
  -7.750  -0.6380   0.01134   0.00603  -0.0467   0.9577   0.0140
  -7.500  -0.6000   0.01102   0.00571  -0.0491   0.9499   0.0157
  -7.250  -0.5600   0.01086   0.00556  -0.0519   0.9366   0.0176
  -7.000  -0.5210   0.01066   0.00529  -0.0545   0.9142   0.0192
  -6.750  -0.4899   0.01058   0.00508  -0.0552   0.8858   0.0201
  -6.500  -0.4636   0.01052   0.00490  -0.0549   0.8647   0.0206
  -6.000  -0.4141   0.01004   0.00423  -0.0537   0.8393   0.0224
  -5.750  -0.3890   0.00980   0.00393  -0.0532   0.8304   0.0234
  -5.500  -0.3635   0.00963   0.00370  -0.0527   0.8224   0.0244
  -5.250  -0.3376   0.00946   0.00348  -0.0523   0.8152   0.0253
  -5.000  -0.3118   0.00929   0.00325  -0.0519   0.8078   0.0260
  -4.750  -0.2857   0.00911   0.00303  -0.0515   0.8008   0.0267
  -4.500  -0.2598   0.00893   0.00278  -0.0511   0.7935   0.0272
  -4.250  -0.2336   0.00876   0.00255  -0.0507   0.7869   0.0276
  -4.000  -0.2073   0.00860   0.00235  -0.0504   0.7799   0.0280
  -3.750  -0.1809   0.00847   0.00218  -0.0501   0.7733   0.0287
  -3.500  -0.1543   0.00834   0.00201  -0.0497   0.7658   0.0292
  -3.250  -0.1277   0.00823   0.00186  -0.0494   0.7582   0.0296
  -3.000  -0.1011   0.00813   0.00172  -0.0491   0.7495   0.0299
  -2.750  -0.0745   0.00800   0.00155  -0.0488   0.7407   0.0316
  -2.500  -0.0480   0.00791   0.00142  -0.0485   0.7301   0.0338
  -2.250  -0.0216   0.00783   0.00131  -0.0481   0.7170   0.0363
  -2.000   0.0046   0.00776   0.00121  -0.0477   0.7019   0.0393
  -1.750   0.0301   0.00762   0.00110  -0.0472   0.6854   0.0647
  -1.500   0.0556   0.00750   0.00103  -0.0467   0.6690   0.0912
  -1.250   0.0812   0.00741   0.00096  -0.0463   0.6542   0.1154
  -1.000   0.1065   0.00726   0.00090  -0.0458   0.6403   0.1562
  -0.750   0.1313   0.00705   0.00085  -0.0453   0.6290   0.2225
  -0.500   0.1567   0.00690   0.00083  -0.0448   0.6182   0.2736
  -0.250   0.1822   0.00677   0.00082  -0.0444   0.6070   0.3211
   0.000   0.2065   0.00652   0.00081  -0.0438   0.5962   0.4046
   0.250   0.2306   0.00633   0.00082  -0.0431   0.5822   0.4838
   0.500   0.2551   0.00618   0.00083  -0.0424   0.5692   0.5492
   0.750   0.2762   0.00585   0.00087  -0.0410   0.5569   0.6766
   1.000   0.2996   0.00571   0.00091  -0.0400   0.5449   0.7439
   1.500   0.3472   0.00562   0.00099  -0.0381   0.5108   0.8292
   1.750   0.3720   0.00557   0.00106  -0.0373   0.4941   0.8794
   2.000   0.4045   0.00572   0.00118  -0.0383   0.4584   0.9261
   2.250   0.4441   0.00592   0.00130  -0.0410   0.4299   0.9500
   2.500   0.4795   0.00614   0.00140  -0.0428   0.4009   0.9615
   2.750   0.5150   0.00636   0.00151  -0.0446   0.3735   0.9681
   3.250   0.5771   0.00690   0.00180  -0.0463   0.3075   0.9825
   3.500   0.6094   0.00746   0.00206  -0.0476   0.2384   0.9890
   3.750   0.6438   0.00786   0.00229  -0.0494   0.1970   0.9944
   4.250   0.7126   0.00876   0.00278  -0.0530   0.1119   1.0000
   4.500   0.7345   0.00899   0.00297  -0.0518   0.0982   1.0000
   4.750   0.7537   0.00945   0.00323  -0.0502   0.0597   1.0000
   5.000   0.7731   0.00988   0.00354  -0.0486   0.0353   1.0000
   5.250   0.7954   0.01011   0.00377  -0.0475   0.0314   1.0000
   5.500   0.8173   0.01036   0.00402  -0.0464   0.0280   1.0000
   5.750   0.8393   0.01061   0.00427  -0.0452   0.0249   1.0000
   6.000   0.8619   0.01081   0.00449  -0.0442   0.0232   1.0000
   6.250   0.8838   0.01107   0.00475  -0.0431   0.0202   1.0000
   6.500   0.9051   0.01138   0.00506  -0.0419   0.0167   1.0000
   6.750   0.9268   0.01166   0.00534  -0.0407   0.0146   1.0000
   7.000   0.9478   0.01199   0.00565  -0.0395   0.0124   1.0000
   7.250   0.9691   0.01231   0.00599  -0.0383   0.0112   1.0000
   7.500   0.9904   0.01263   0.00634  -0.0371   0.0104   1.0000
   7.750   1.0113   0.01297   0.00670  -0.0359   0.0096   1.0000
   8.000   1.0316   0.01336   0.00711  -0.0345   0.0086   1.0000
   8.250   1.0514   0.01379   0.00757  -0.0331   0.0079   1.0000
   8.500   1.0719   0.01414   0.00796  -0.0319   0.0075   1.0000
   8.750   1.0919   0.01454   0.00839  -0.0306   0.0070   1.0000
   9.000   1.1113   0.01496   0.00885  -0.0292   0.0067   1.0000
   9.250   1.1303   0.01541   0.00933  -0.0277   0.0063   1.0000
   9.500   1.1485   0.01591   0.00986  -0.0262   0.0059   1.0000
   9.750   1.1641   0.01659   0.01062  -0.0242   0.0055   1.0000
  10.000   1.1818   0.01708   0.01117  -0.0226   0.0054   1.0000
  10.250   1.1991   0.01758   0.01172  -0.0210   0.0053   1.0000
  10.500   1.2152   0.01814   0.01234  -0.0192   0.0050   1.0000
  10.750   1.2301   0.01872   0.01298  -0.0172   0.0049   1.0000
  11.000   1.2421   0.01931   0.01363  -0.0147   0.0047   1.0000
  11.250   1.2544   0.01987   0.01424  -0.0123   0.0045   1.0000
  11.500   1.2670   0.02046   0.01487  -0.0101   0.0043   1.0000
  11.750   1.2774   0.02120   0.01569  -0.0077   0.0042   1.0000
  12.000   1.2885   0.02195   0.01650  -0.0056   0.0040   1.0000
  12.250   1.2941   0.02309   0.01773  -0.0029   0.0038   1.0000
  12.500   1.3011   0.02419   0.01891  -0.0006   0.0037   1.0000
  12.750   1.3087   0.02531   0.02013   0.0013   0.0037   1.0000
  13.000   1.3134   0.02671   0.02164   0.0033   0.0037   1.0000
  13.250   1.3235   0.02776   0.02278   0.0046   0.0036   1.0000
  13.500   1.3292   0.02925   0.02437   0.0060   0.0035   1.0000
  13.750   1.3327   0.03101   0.02624   0.0073   0.0035   1.0000
  14.000   1.3387   0.03261   0.02793   0.0082   0.0034   1.0000
  14.250   1.3409   0.03465   0.03009   0.0091   0.0034   1.0000
  14.500   1.3393   0.03718   0.03275   0.0099   0.0033   1.0000
  14.750   1.3430   0.03927   0.03493   0.0102   0.0032   1.0000
  15.000   1.3391   0.04231   0.03811   0.0103   0.0032   1.0000
  15.250   1.3397   0.04497   0.04088   0.0102   0.0032   1.0000
  15.500   1.3358   0.04829   0.04433   0.0097   0.0031   1.0000
  15.750   1.3249   0.05263   0.04882   0.0088   0.0031   1.0000
  16.000   1.3228   0.05600   0.05229   0.0079   0.0031   1.0000
  16.250   1.3177   0.05991   0.05631   0.0067   0.0030   1.0000
  16.500   1.3087   0.06452   0.06105   0.0050   0.0029   1.0000
  16.750   1.2876   0.07120   0.06790   0.0023   0.0030   1.0000
  17.000   1.2758   0.07671   0.07354  -0.0001   0.0030   1.0000
  17.250   1.2649   0.08223   0.07916  -0.0026   0.0029   1.0000
  17.500   1.2398   0.09041   0.08751  -0.0064   0.0030   1.0000
  17.750   1.2175   0.09842   0.09566  -0.0104   0.0030   1.0000
  18.000   1.1991   0.10598   0.10333  -0.0141   0.0029   1.0000
  18.250   1.1724   0.11546   0.11296  -0.0189   0.0030   1.0000
  18.500   1.1352   0.12752   0.12520  -0.0250   0.0031   1.0000
  18.750   1.1136   0.13667   0.13445  -0.0298   0.0030   1.0000
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