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SD8040 (10%) (sd8040-il) Xfoil prediction polar at RE=1,000,000 Ncrit=5


Details Polar file
Airfoil: SD8040 (10%) (sd8040-il)
Reynolds number: 1,000,000
Max Cl/Cd: 98.99 at α=5.75°
Description: Mach=0 Ncrit=5
Source: Xfoil prediction
Download polar: xf-sd8040-il-1000000-n5.txt
Download as CSV file: xf-sd8040-il-1000000-n5.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: SD8040 (10%)                                    
  
 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
  ------ -------- --------- --------- -------- -------- --------
 -12.250  -0.7326   0.06572   0.06372  -0.0451   1.0000   0.0064
 -12.000  -0.8354   0.03819   0.03575  -0.0689   1.0000   0.0062
 -11.750  -0.8558   0.03428   0.03164  -0.0687   1.0000   0.0062
 -11.500  -0.8631   0.03075   0.02784  -0.0681   1.0000   0.0062
 -11.250  -0.8622   0.02819   0.02507  -0.0667   1.0000   0.0063
 -10.750  -0.8220   0.02375   0.02017  -0.0692   0.9896   0.0064
 -10.500  -0.7959   0.02214   0.01838  -0.0706   0.9856   0.0065
 -10.250  -0.7697   0.02093   0.01703  -0.0714   0.9808   0.0066
 -10.000  -0.7441   0.01966   0.01561  -0.0721   0.9756   0.0066
  -9.750  -0.7179   0.01878   0.01461  -0.0725   0.9706   0.0067
  -9.500  -0.6942   0.01787   0.01358  -0.0724   0.9641   0.0068
  -9.250  -0.6700   0.01709   0.01268  -0.0721   0.9585   0.0069
  -9.000  -0.6471   0.01634   0.01182  -0.0715   0.9519   0.0070
  -8.750  -0.6238   0.01563   0.01099  -0.0709   0.9457   0.0071
  -8.500  -0.6000   0.01497   0.01022  -0.0704   0.9397   0.0072
  -8.250  -0.5757   0.01442   0.00959  -0.0699   0.9334   0.0074
  -8.000  -0.5511   0.01388   0.00895  -0.0693   0.9278   0.0075
  -7.750  -0.5260   0.01335   0.00833  -0.0689   0.9216   0.0077
  -7.500  -0.5008   0.01289   0.00778  -0.0684   0.9156   0.0079
  -7.250  -0.4752   0.01242   0.00722  -0.0680   0.9098   0.0081
  -7.000  -0.4493   0.01198   0.00671  -0.0677   0.9033   0.0082
  -6.750  -0.4234   0.01160   0.00624  -0.0673   0.8972   0.0083
  -6.500  -0.3971   0.01113   0.00571  -0.0670   0.8905   0.0085
  -6.250  -0.3713   0.01063   0.00514  -0.0666   0.8835   0.0088
  -6.000  -0.3446   0.01028   0.00473  -0.0663   0.8767   0.0091
  -5.750  -0.3178   0.00998   0.00439  -0.0660   0.8689   0.0094
  -5.500  -0.2908   0.00970   0.00406  -0.0658   0.8614   0.0097
  -5.250  -0.2637   0.00945   0.00375  -0.0655   0.8523   0.0100
  -5.000  -0.2364   0.00921   0.00345  -0.0653   0.8432   0.0103
  -4.750  -0.2092   0.00900   0.00317  -0.0650   0.8332   0.0107
  -4.500  -0.1817   0.00878   0.00291  -0.0648   0.8223   0.0111
  -4.250  -0.1544   0.00856   0.00265  -0.0646   0.8112   0.0118
  -3.750  -0.0994   0.00827   0.00224  -0.0642   0.7858   0.0138
  -3.500  -0.0719   0.00812   0.00205  -0.0640   0.7714   0.0157
  -3.250  -0.0444   0.00799   0.00188  -0.0638   0.7563   0.0186
  -3.000  -0.0169   0.00788   0.00173  -0.0636   0.7404   0.0236
  -2.750   0.0107   0.00778   0.00160  -0.0634   0.7242   0.0307
  -2.500   0.0381   0.00768   0.00148  -0.0633   0.7073   0.0409
  -2.000   0.0931   0.00748   0.00129  -0.0630   0.6732   0.0742
  -1.750   0.1206   0.00737   0.00120  -0.0628   0.6557   0.0986
  -1.500   0.1479   0.00723   0.00114  -0.0627   0.6379   0.1381
  -1.250   0.1752   0.00711   0.00108  -0.0626   0.6194   0.1799
  -1.000   0.2025   0.00699   0.00104  -0.0625   0.6014   0.2278
  -0.750   0.2297   0.00687   0.00101  -0.0624   0.5825   0.2826
  -0.500   0.2568   0.00676   0.00100  -0.0623   0.5632   0.3425
  -0.250   0.2839   0.00666   0.00100  -0.0622   0.5441   0.4024
   0.000   0.3111   0.00657   0.00101  -0.0620   0.5247   0.4626
   0.250   0.3381   0.00650   0.00103  -0.0619   0.5053   0.5220
   0.500   0.3652   0.00646   0.00107  -0.0617   0.4864   0.5769
   0.750   0.3921   0.00644   0.00112  -0.0615   0.4670   0.6295
   1.000   0.4190   0.00643   0.00117  -0.0613   0.4488   0.6780
   1.250   0.4457   0.00644   0.00124  -0.0610   0.4303   0.7250
   1.500   0.4721   0.00646   0.00131  -0.0606   0.4110   0.7693
   1.750   0.4982   0.00649   0.00139  -0.0601   0.3933   0.8118
   2.000   0.5232   0.00652   0.00149  -0.0593   0.3751   0.8576
   2.250   0.5471   0.00657   0.00158  -0.0583   0.3579   0.9013
   2.500   0.5718   0.00665   0.00166  -0.0574   0.3417   0.9419
   2.750   0.6048   0.00679   0.00174  -0.0584   0.3228   0.9751
   3.000   0.6402   0.00696   0.00183  -0.0601   0.3043   1.0000
   3.250   0.6668   0.00715   0.00194  -0.0599   0.2881   1.0000
   3.500   0.6933   0.00734   0.00205  -0.0596   0.2726   1.0000
   3.750   0.7198   0.00754   0.00217  -0.0594   0.2572   1.0000
   4.000   0.7462   0.00775   0.00231  -0.0591   0.2410   1.0000
   4.250   0.7727   0.00795   0.00245  -0.0588   0.2277   1.0000
   4.500   0.7991   0.00817   0.00260  -0.0586   0.2136   1.0000
   4.750   0.8253   0.00840   0.00276  -0.0583   0.1997   1.0000
   5.000   0.8515   0.00864   0.00293  -0.0580   0.1867   1.0000
   5.250   0.8775   0.00889   0.00312  -0.0577   0.1733   1.0000
   5.500   0.9035   0.00915   0.00331  -0.0574   0.1605   1.0000
   5.750   0.9295   0.00939   0.00351  -0.0571   0.1491   1.0000
   6.000   0.9549   0.00969   0.00374  -0.0568   0.1350   1.0000
   6.250   0.9803   0.00998   0.00397  -0.0564   0.1229   1.0000
   6.500   1.0059   0.01026   0.00420  -0.0561   0.1141   1.0000
   6.750   1.0310   0.01057   0.00446  -0.0557   0.1042   1.0000
   7.000   1.0563   0.01086   0.00472  -0.0553   0.0957   1.0000
   7.250   1.0814   0.01115   0.00498  -0.0549   0.0885   1.0000
   7.500   1.1060   0.01149   0.00529  -0.0544   0.0802   1.0000
   7.750   1.1306   0.01182   0.00559  -0.0540   0.0729   1.0000
   8.000   1.1550   0.01215   0.00589  -0.0535   0.0665   1.0000
   8.250   1.1788   0.01254   0.00624  -0.0529   0.0599   1.0000
   8.500   1.2030   0.01287   0.00657  -0.0524   0.0548   1.0000
   8.750   1.2264   0.01327   0.00694  -0.0518   0.0494   1.0000
   9.000   1.2497   0.01365   0.00731  -0.0512   0.0450   1.0000
   9.250   1.2727   0.01404   0.00771  -0.0505   0.0411   1.0000
   9.500   1.2952   0.01447   0.00812  -0.0498   0.0373   1.0000
   9.750   1.3176   0.01489   0.00855  -0.0491   0.0341   1.0000
  10.000   1.3394   0.01533   0.00900  -0.0483   0.0313   1.0000
  10.250   1.3609   0.01578   0.00946  -0.0474   0.0292   1.0000
  10.500   1.3821   0.01622   0.00992  -0.0465   0.0273   1.0000
  10.750   1.4021   0.01673   0.01044  -0.0455   0.0252   1.0000
  11.000   1.4224   0.01720   0.01094  -0.0445   0.0238   1.0000
  11.250   1.4418   0.01769   0.01147  -0.0434   0.0226   1.0000
  11.500   1.4598   0.01824   0.01204  -0.0421   0.0212   1.0000
  11.750   1.4769   0.01879   0.01262  -0.0406   0.0200   1.0000
  12.000   1.4922   0.01930   0.01319  -0.0388   0.0192   1.0000
  12.250   1.5057   0.01987   0.01380  -0.0368   0.0183   1.0000
  12.500   1.5180   0.02052   0.01448  -0.0347   0.0174   1.0000
  12.750   1.5295   0.02124   0.01525  -0.0326   0.0166   1.0000
  13.000   1.5422   0.02192   0.01598  -0.0307   0.0161   1.0000
  13.250   1.5538   0.02267   0.01680  -0.0289   0.0154   1.0000
  13.500   1.5643   0.02353   0.01771  -0.0271   0.0148   1.0000
  13.750   1.5736   0.02449   0.01873  -0.0252   0.0143   1.0000
  14.000   1.5817   0.02559   0.01988  -0.0234   0.0137   1.0000
  14.250   1.5899   0.02672   0.02108  -0.0218   0.0134   1.0000
  14.500   1.5982   0.02789   0.02233  -0.0203   0.0131   1.0000
  14.750   1.6053   0.02921   0.02373  -0.0189   0.0126   1.0000
  15.000   1.6114   0.03068   0.02527  -0.0177   0.0123   1.0000
  15.250   1.6159   0.03234   0.02702  -0.0165   0.0120   1.0000
  15.500   1.6195   0.03419   0.02893  -0.0155   0.0116   1.0000
  15.750   1.6211   0.03632   0.03115  -0.0147   0.0113   1.0000
  16.000   1.6209   0.03876   0.03367  -0.0142   0.0109   1.0000
  16.250   1.6222   0.04118   0.03619  -0.0139   0.0106   1.0000
  16.500   1.6214   0.04395   0.03906  -0.0139   0.0105   1.0000
  16.750   1.6202   0.04690   0.04212  -0.0142   0.0103   1.0000
  17.000   1.6168   0.05029   0.04562  -0.0148   0.0101   1.0000
  17.250   1.6117   0.05405   0.04949  -0.0157   0.0099   1.0000
  17.500   1.6055   0.05817   0.05373  -0.0170   0.0097   1.0000
  17.750   1.5963   0.06290   0.05858  -0.0187   0.0096   1.0000
  18.000   1.5852   0.06812   0.06392  -0.0208   0.0094   1.0000
  18.250   1.5725   0.07381   0.06974  -0.0234   0.0093   1.0000
  18.500   1.5567   0.08021   0.07627  -0.0264   0.0092   1.0000
  18.750   1.5390   0.08716   0.08336  -0.0298   0.0091   1.0000
  19.000   1.5193   0.09468   0.09101  -0.0337   0.0091   1.0000
  19.250   1.4981   0.10268   0.09915  -0.0379   0.0090   1.0000
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