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RAF 69 AIRFOIL (raf69-il) Xfoil prediction polar at RE=500,000 Ncrit=5


Details Polar file
Airfoil: RAF 69 AIRFOIL (raf69-il)
Reynolds number: 500,000
Max Cl/Cd: 63.88 at α=8.75°
Description: Mach=0 Ncrit=5
Source: Xfoil prediction
Download polar: xf-raf69-il-500000-n5.txt
Download as CSV file: xf-raf69-il-500000-n5.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: RAF 69 AIRFOIL                                  
  
 1 1 Reynolds number fixed          Mach number fixed         
  
 xtrf =   1.000 (top)        1.000 (bottom)  
 Mach =   0.000     Re =     0.500 e 6     Ncrit =   5.000
  
   alpha    CL        CD       CDp       CM     Top_Xtr  Bot_Xtr
  ------ -------- --------- --------- -------- -------- --------
 -19.750  -1.0114   0.09219   0.08761  -0.0612   1.0000   0.0504
 -19.500  -1.0199   0.08781   0.08317  -0.0631   1.0000   0.0513
 -19.250  -1.0271   0.08366   0.07895  -0.0649   1.0000   0.0522
 -19.000  -1.0328   0.07980   0.07501  -0.0664   1.0000   0.0532
 -18.750  -1.0368   0.07618   0.07131  -0.0678   1.0000   0.0543
 -18.500  -1.0402   0.07270   0.06774  -0.0691   1.0000   0.0550
 -18.250  -1.0492   0.06856   0.06355  -0.0707   1.0000   0.0559
 -18.000  -1.0556   0.06484   0.05976  -0.0720   1.0000   0.0566
 -17.750  -1.0615   0.06122   0.05609  -0.0732   1.0000   0.0576
 -17.500  -1.0651   0.05795   0.05275  -0.0742   1.0000   0.0586
 -17.250  -1.0673   0.05494   0.04966  -0.0750   1.0000   0.0596
 -17.000  -1.0678   0.05215   0.04680  -0.0757   1.0000   0.0605
 -16.500  -1.0703   0.04665   0.04117  -0.0767   1.0000   0.0624
 -16.250  -1.0728   0.04389   0.03837  -0.0770   1.0000   0.0638
 -16.000  -1.0726   0.04151   0.03594  -0.0772   1.0000   0.0648
 -15.750  -1.0708   0.03937   0.03374  -0.0771   1.0000   0.0660
 -15.500  -1.0677   0.03745   0.03176  -0.0768   1.0000   0.0673
 -15.250  -1.0636   0.03569   0.02994  -0.0764   1.0000   0.0683
 -15.000  -1.0626   0.03378   0.02799  -0.0758   1.0000   0.0696
 -14.750  -1.0616   0.03197   0.02616  -0.0749   1.0000   0.0711
 -14.500  -1.0589   0.03043   0.02457  -0.0738   1.0000   0.0725
 -14.250  -1.0552   0.02908   0.02319  -0.0725   1.0000   0.0742
 -14.000  -1.0512   0.02790   0.02197  -0.0709   1.0000   0.0757
 -13.500  -1.0172   0.02500   0.01903  -0.0728   0.9838   0.0808
 -13.250  -0.9950   0.02388   0.01788  -0.0742   0.9739   0.0835
 -13.000  -0.9694   0.02275   0.01671  -0.0762   0.9642   0.0865
 -12.750  -0.9399   0.02163   0.01558  -0.0789   0.9544   0.0902
 -12.500  -0.9040   0.02074   0.01463  -0.0824   0.9467   0.0938
 -12.250  -0.8664   0.01971   0.01359  -0.0865   0.9382   0.0984
 -12.000  -0.8272   0.01888   0.01272  -0.0905   0.9273   0.1033
 -11.750  -0.7909   0.01807   0.01187  -0.0939   0.9139   0.1086
 -11.500  -0.7611   0.01743   0.01116  -0.0958   0.8987   0.1138
 -11.250  -0.7397   0.01688   0.01055  -0.0958   0.8832   0.1182
 -11.000  -0.7242   0.01637   0.00999  -0.0945   0.8685   0.1229
 -10.750  -0.7085   0.01597   0.00951  -0.0931   0.8554   0.1277
 -10.250  -0.6818   0.01516   0.00862  -0.0892   0.8316   0.1382
  -9.750  -0.6533   0.01450   0.00788  -0.0852   0.8122   0.1476
  -9.500  -0.6381   0.01423   0.00756  -0.0832   0.8028   0.1525
  -9.250  -0.6215   0.01399   0.00726  -0.0814   0.7944   0.1569
  -9.000  -0.6072   0.01370   0.00695  -0.0792   0.7860   0.1617
  -8.750  -0.5911   0.01345   0.00668  -0.0772   0.7788   0.1673
  -8.500  -0.5734   0.01326   0.00644  -0.0755   0.7709   0.1719
  -8.250  -0.5583   0.01302   0.00617  -0.0732   0.7634   0.1767
  -8.000  -0.5414   0.01282   0.00596  -0.0713   0.7566   0.1816
  -7.750  -0.5234   0.01267   0.00577  -0.0694   0.7494   0.1860
  -7.250  -0.4899   0.01237   0.00543  -0.0653   0.7356   0.1954
  -7.000  -0.4707   0.01224   0.00526  -0.0637   0.7281   0.2005
  -6.750  -0.4504   0.01212   0.00509  -0.0623   0.7209   0.2055
  -6.500  -0.4307   0.01194   0.00492  -0.0607   0.7134   0.2118
  -6.250  -0.4096   0.01182   0.00477  -0.0595   0.7065   0.2184
  -6.000  -0.3887   0.01167   0.00461  -0.0581   0.7005   0.2247
  -5.750  -0.3669   0.01152   0.00448  -0.0570   0.6945   0.2313
  -5.500  -0.3441   0.01142   0.00434  -0.0560   0.6883   0.2372
  -5.250  -0.3227   0.01128   0.00420  -0.0548   0.6827   0.2441
  -5.000  -0.2997   0.01115   0.00408  -0.0538   0.6768   0.2514
  -4.750  -0.2768   0.01103   0.00396  -0.0529   0.6708   0.2580
  -4.500  -0.2542   0.01092   0.00384  -0.0518   0.6652   0.2664
  -4.250  -0.2305   0.01082   0.00374  -0.0510   0.6597   0.2740
  -4.000  -0.2075   0.01069   0.00364  -0.0500   0.6536   0.2833
  -3.750  -0.1839   0.01061   0.00354  -0.0492   0.6476   0.2918
  -3.500  -0.1607   0.01049   0.00345  -0.0482   0.6424   0.3018
  -3.250  -0.1365   0.01040   0.00337  -0.0475   0.6364   0.3109
  -3.000  -0.1133   0.01030   0.00329  -0.0465   0.6301   0.3225
  -2.750  -0.0898   0.01022   0.00321  -0.0456   0.6242   0.3331
  -2.500  -0.0654   0.01013   0.00315  -0.0449   0.6185   0.3446
  -2.250  -0.0418   0.01004   0.00309  -0.0440   0.6122   0.3560
  -2.000  -0.0183   0.00999   0.00303  -0.0431   0.6058   0.3683
  -1.750   0.0059   0.00990   0.00299  -0.0424   0.5995   0.3824
  -1.500   0.0295   0.00983   0.00295  -0.0415   0.5927   0.3951
  -1.250   0.0533   0.00980   0.00292  -0.0406   0.5865   0.4072
  -1.000   0.0777   0.00973   0.00289  -0.0399   0.5795   0.4207
  -0.750   0.1009   0.00968   0.00287  -0.0389   0.5721   0.4351
  -0.500   0.1246   0.00965   0.00286  -0.0380   0.5651   0.4480
  -0.250   0.1489   0.00962   0.00285  -0.0372   0.5573   0.4610
   0.000   0.1715   0.00961   0.00285  -0.0361   0.5495   0.4734
   0.250   0.1956   0.00959   0.00285  -0.0353   0.5413   0.4862
   0.500   0.2185   0.00959   0.00286  -0.0343   0.5330   0.5002
   0.750   0.2416   0.00958   0.00288  -0.0333   0.5246   0.5130
   1.000   0.2642   0.00960   0.00290  -0.0322   0.5151   0.5247
   1.250   0.2868   0.00962   0.00293  -0.0311   0.5062   0.5380
   1.500   0.3081   0.00965   0.00297  -0.0297   0.4958   0.5514
   1.750   0.3301   0.00968   0.00301  -0.0285   0.4860   0.5649
   2.000   0.3506   0.00974   0.00307  -0.0270   0.4763   0.5794
   2.250   0.3721   0.00976   0.00313  -0.0256   0.4676   0.5948
   2.500   0.3922   0.00981   0.00320  -0.0241   0.4593   0.6107
   2.750   0.4131   0.00985   0.00328  -0.0226   0.4521   0.6263
   3.000   0.4335   0.00992   0.00337  -0.0211   0.4439   0.6419
   3.250   0.4520   0.00999   0.00347  -0.0192   0.4368   0.6570
   3.500   0.4715   0.01003   0.00356  -0.0175   0.4299   0.6710
   3.750   0.4889   0.01012   0.00365  -0.0154   0.4231   0.6847
   4.000   0.5065   0.01020   0.00376  -0.0133   0.4166   0.6986
   4.250   0.5251   0.01029   0.00389  -0.0114   0.4097   0.7110
   4.500   0.5424   0.01043   0.00403  -0.0093   0.4034   0.7238
   4.750   0.5610   0.01055   0.00419  -0.0075   0.3978   0.7359
   5.000   0.5798   0.01069   0.00434  -0.0058   0.3908   0.7463
   5.250   0.5959   0.01087   0.00453  -0.0036   0.3838   0.7577
   5.500   0.6150   0.01101   0.00470  -0.0019   0.3779   0.7671
   5.750   0.6327   0.01118   0.00488   0.0000   0.3707   0.7772
   6.000   0.6482   0.01139   0.00510   0.0022   0.3633   0.7866
   6.250   0.6659   0.01156   0.00529   0.0040   0.3547   0.7967
   6.500   0.6799   0.01182   0.00555   0.0064   0.3456   0.8067
   6.750   0.6972   0.01201   0.00577   0.0082   0.3368   0.8177
   7.000   0.7119   0.01228   0.00606   0.0103   0.3288   0.8294
   7.250   0.7301   0.01248   0.00632   0.0119   0.3211   0.8440
   7.500   0.7477   0.01277   0.00665   0.0133   0.3124   0.8624
   7.750   0.7757   0.01306   0.00703   0.0127   0.3024   0.8870
   8.000   0.8220   0.01352   0.00753   0.0080   0.2913   0.9137
   8.500   0.9297   0.01464   0.00861  -0.0046   0.2656   0.9498
   8.750   0.9716   0.01521   0.00916  -0.0085   0.2555   0.9691
   9.000   1.0013   0.01585   0.00976  -0.0101   0.2456   0.9893
   9.250   1.0207   0.01650   0.01039  -0.0094   0.2385   1.0000
   9.500   1.0300   0.01707   0.01094  -0.0069   0.2313   1.0000
   9.750   1.0403   0.01768   0.01153  -0.0047   0.2256   1.0000
  10.000   1.0527   0.01825   0.01210  -0.0029   0.2197   1.0000
  10.250   1.0627   0.01899   0.01281  -0.0009   0.2137   1.0000
  10.500   1.0752   0.01965   0.01348   0.0007   0.2085   1.0000
  10.750   1.0873   0.02038   0.01420   0.0023   0.2026   1.0000
  11.250   1.1101   0.02202   0.01584   0.0053   0.1916   1.0000
  11.500   1.1217   0.02289   0.01671   0.0066   0.1863   1.0000
  11.750   1.1308   0.02394   0.01775   0.0081   0.1811   1.0000
  12.000   1.1437   0.02479   0.01863   0.0092   0.1765   1.0000
  12.250   1.1549   0.02579   0.01963   0.0103   0.1714   1.0000
  12.500   1.1621   0.02708   0.02091   0.0116   0.1657   1.0000
  12.750   1.1733   0.02814   0.02199   0.0126   0.1601   1.0000
  13.000   1.1810   0.02948   0.02331   0.0137   0.1537   1.0000
  13.250   1.1888   0.03085   0.02469   0.0147   0.1486   1.0000
  13.500   1.1982   0.03215   0.02601   0.0155   0.1437   1.0000
  13.750   1.2047   0.03370   0.02755   0.0164   0.1388   1.0000
  14.000   1.2117   0.03526   0.02913   0.0172   0.1348   1.0000
  14.250   1.2209   0.03667   0.03057   0.0178   0.1314   1.0000
  14.500   1.2270   0.03838   0.03230   0.0185   0.1271   1.0000
  14.750   1.2308   0.04033   0.03426   0.0191   0.1233   1.0000
  15.000   1.2391   0.04191   0.03589   0.0196   0.1208   1.0000
  15.250   1.2458   0.04368   0.03769   0.0200   0.1175   1.0000
  15.500   1.2516   0.04555   0.03959   0.0204   0.1147   1.0000
  15.750   1.2534   0.04786   0.04191   0.0207   0.1114   1.0000
  16.000   1.2589   0.04983   0.04393   0.0209   0.1090   1.0000
  16.250   1.2646   0.05182   0.04597   0.0211   0.1061   1.0000
  16.500   1.2686   0.05401   0.04820   0.0212   0.1040   1.0000
  16.750   1.2706   0.05644   0.05066   0.0213   0.1012   1.0000
  17.000   1.2714   0.05905   0.05331   0.0212   0.0982   1.0000
  17.250   1.2755   0.06132   0.05564   0.0211   0.0954   1.0000
  17.500   1.2772   0.06389   0.05825   0.0209   0.0928   1.0000
  17.750   1.2759   0.06684   0.06123   0.0207   0.0902   1.0000
  18.000   1.2780   0.06944   0.06388   0.0203   0.0879   1.0000
  18.250   1.2795   0.07213   0.06664   0.0200   0.0855   1.0000
  18.500   1.2777   0.07524   0.06978   0.0195   0.0824   1.0000
  18.750   1.2753   0.07845   0.07303   0.0189   0.0799   1.0000
  19.000   1.2750   0.08147   0.07612   0.0183   0.0767   1.0000
  19.250   1.2724   0.08478   0.07947   0.0176   0.0738   1.0000
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