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SD8020-010-88 (sd8020-il) Xfoil prediction polar at RE=500,000 Ncrit=5


Details Polar file
Airfoil: SD8020-010-88 (sd8020-il)
Reynolds number: 500,000
Max Cl/Cd: 61.95 at α=6.25°
Description: Mach=0 Ncrit=5
Source: Xfoil prediction
Download polar: xf-sd8020-il-500000-n5.txt
Download as CSV file: xf-sd8020-il-500000-n5.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: SD8020-010-88                                   
  
 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
  ------ -------- --------- --------- -------- -------- --------
 -16.000  -0.9991   0.09396   0.09079  -0.0107   1.0000   0.0058
 -15.750  -1.0291   0.08439   0.08110  -0.0159   1.0000   0.0056
 -15.500  -1.0553   0.07559   0.07215  -0.0209   1.0000   0.0056
 -15.250  -1.0754   0.06800   0.06442  -0.0254   1.0000   0.0057
 -15.000  -1.0963   0.06047   0.05672  -0.0299   1.0000   0.0056
 -14.750  -1.1109   0.05426   0.05036  -0.0337   1.0000   0.0056
 -14.500  -1.1285   0.04809   0.04401  -0.0373   1.0000   0.0056
 -14.250  -1.1362   0.04386   0.03963  -0.0394   1.0000   0.0057
 -14.000  -1.1422   0.04029   0.03590  -0.0406   1.0000   0.0058
 -13.750  -1.1483   0.03714   0.03260  -0.0410   1.0000   0.0058
 -13.500  -1.1524   0.03455   0.02985  -0.0406   1.0000   0.0060
 -13.250  -1.1551   0.03239   0.02755  -0.0394   1.0000   0.0060
 -13.000  -1.1553   0.03063   0.02565  -0.0377   1.0000   0.0061
 -12.750  -1.1578   0.02890   0.02379  -0.0352   1.0000   0.0062
 -12.500  -1.1588   0.02740   0.02217  -0.0323   1.0000   0.0065
 -12.250  -1.1544   0.02633   0.02102  -0.0295   1.0000   0.0068
 -12.000  -1.1488   0.02534   0.01991  -0.0266   1.0000   0.0069
 -11.750  -1.1372   0.02449   0.01898  -0.0246   1.0000   0.0073
 -11.500  -1.1247   0.02362   0.01801  -0.0226   1.0000   0.0077
 -11.250  -1.1113   0.02277   0.01706  -0.0207   1.0000   0.0080
 -11.000  -1.0969   0.02196   0.01614  -0.0189   1.0000   0.0084
 -10.750  -1.0804   0.02128   0.01536  -0.0173   1.0000   0.0089
 -10.500  -1.0649   0.02050   0.01449  -0.0156   1.0000   0.0094
 -10.250  -1.0496   0.01968   0.01360  -0.0138   1.0000   0.0101
 -10.000  -1.0318   0.01906   0.01293  -0.0123   1.0000   0.0108
  -9.750  -1.0134   0.01850   0.01229  -0.0108   1.0000   0.0116
  -9.500  -0.9952   0.01791   0.01161  -0.0093   1.0000   0.0122
  -9.250  -0.9763   0.01737   0.01098  -0.0078   1.0000   0.0128
  -9.000  -0.9586   0.01670   0.01025  -0.0062   1.0000   0.0137
  -8.750  -0.9400   0.01611   0.00961  -0.0046   1.0000   0.0146
  -8.500  -0.9203   0.01563   0.00909  -0.0033   1.0000   0.0157
  -8.250  -0.9000   0.01520   0.00861  -0.0019   1.0000   0.0170
  -8.000  -0.8796   0.01479   0.00812  -0.0006   1.0000   0.0178
  -7.750  -0.8604   0.01423   0.00754   0.0009   1.0000   0.0199
  -7.500  -0.8401   0.01380   0.00709   0.0023   1.0000   0.0220
  -7.250  -0.8192   0.01344   0.00667   0.0036   1.0000   0.0239
  -7.000  -0.7990   0.01299   0.00623   0.0050   1.0000   0.0277
  -6.750  -0.7781   0.01263   0.00584   0.0063   1.0000   0.0325
  -6.500  -0.7575   0.01223   0.00548   0.0076   1.0000   0.0399
  -6.250  -0.7366   0.01189   0.00516   0.0089   1.0000   0.0470
  -6.000  -0.7144   0.01161   0.00487   0.0100   0.9999   0.0537
  -5.750  -0.6814   0.01127   0.00457   0.0087   0.9975   0.0636
  -5.500  -0.6479   0.01096   0.00428   0.0073   0.9949   0.0744
  -5.250  -0.6153   0.01065   0.00402   0.0061   0.9921   0.0871
  -5.000  -0.5830   0.01035   0.00377   0.0050   0.9885   0.1019
  -4.750  -0.5498   0.00999   0.00352   0.0036   0.9852   0.1248
  -4.500  -0.5153   0.00969   0.00329   0.0020   0.9823   0.1472
  -4.250  -0.4862   0.00939   0.00308   0.0016   0.9764   0.1684
  -4.000  -0.4530   0.00911   0.00288   0.0004   0.9719   0.1907
  -3.750  -0.4218   0.00885   0.00270  -0.0004   0.9660   0.2118
  -3.500  -0.3909   0.00858   0.00251  -0.0011   0.9586   0.2367
  -3.250  -0.3600   0.00831   0.00234  -0.0018   0.9498   0.2644
  -3.000  -0.3264   0.00804   0.00218  -0.0030   0.9407   0.2951
  -2.750  -0.2931   0.00778   0.00201  -0.0042   0.9286   0.3257
  -2.500  -0.2597   0.00753   0.00186  -0.0054   0.9139   0.3588
  -2.250  -0.2287   0.00731   0.00172  -0.0060   0.8952   0.3918
  -2.000  -0.2002   0.00715   0.00159  -0.0060   0.8733   0.4227
  -1.750  -0.1738   0.00701   0.00150  -0.0055   0.8504   0.4551
  -1.500  -0.1483   0.00691   0.00142  -0.0049   0.8263   0.4867
  -1.250  -0.1232   0.00682   0.00136  -0.0042   0.8017   0.5180
  -0.750  -0.0737   0.00670   0.00127  -0.0025   0.7517   0.5798
  -0.500  -0.0490   0.00666   0.00124  -0.0017   0.7253   0.6099
  -0.250  -0.0245   0.00663   0.00122  -0.0009   0.6984   0.6403
   0.000   0.0000   0.00662   0.00122   0.0000   0.6699   0.6697
   0.250   0.0245   0.00663   0.00122   0.0009   0.6401   0.6983
   0.500   0.0490   0.00666   0.00124   0.0017   0.6094   0.7253
   0.750   0.0736   0.00670   0.00127   0.0026   0.5794   0.7518
   1.000   0.0983   0.00675   0.00131   0.0034   0.5493   0.7769
   1.250   0.1232   0.00682   0.00136   0.0042   0.5186   0.8016
   1.500   0.1483   0.00691   0.00142   0.0049   0.4871   0.8265
   1.750   0.1738   0.00701   0.00150   0.0055   0.4555   0.8503
   2.000   0.2003   0.00714   0.00159   0.0060   0.4235   0.8733
   2.250   0.2287   0.00732   0.00172   0.0060   0.3910   0.8951
   2.500   0.2598   0.00753   0.00186   0.0054   0.3587   0.9140
   2.750   0.2933   0.00778   0.00201   0.0042   0.3258   0.9288
   3.000   0.3265   0.00803   0.00218   0.0030   0.2958   0.9409
   3.250   0.3600   0.00831   0.00234   0.0018   0.2646   0.9497
   3.500   0.3906   0.00858   0.00251   0.0012   0.2369   0.9584
   3.750   0.4219   0.00885   0.00270   0.0004   0.2119   0.9658
   4.000   0.4531   0.00911   0.00288  -0.0004   0.1906   0.9719
   4.250   0.4864   0.00938   0.00308  -0.0017   0.1688   0.9766
   4.500   0.5153   0.00970   0.00330  -0.0020   0.1467   0.9826
   4.750   0.5501   0.01000   0.00353  -0.0037   0.1241   0.9853
   5.000   0.5832   0.01034   0.00377  -0.0050   0.1027   0.9885
   5.250   0.6153   0.01065   0.00402  -0.0061   0.0875   0.9920
   5.500   0.6477   0.01096   0.00428  -0.0072   0.0742   0.9949
   5.750   0.6811   0.01127   0.00457  -0.0086   0.0638   0.9975
   6.000   0.7142   0.01160   0.00487  -0.0099   0.0539   0.9998
   6.250   0.7366   0.01189   0.00516  -0.0089   0.0470   1.0000
   6.500   0.7576   0.01223   0.00548  -0.0076   0.0401   1.0000
   6.750   0.7781   0.01262   0.00584  -0.0063   0.0326   1.0000
   7.000   0.7990   0.01298   0.00623  -0.0050   0.0281   1.0000
   7.250   0.8192   0.01344   0.00667  -0.0036   0.0239   1.0000
   7.500   0.8401   0.01380   0.00709  -0.0023   0.0222   1.0000
   7.750   0.8605   0.01422   0.00753  -0.0010   0.0201   1.0000
   8.000   0.8799   0.01475   0.00808   0.0005   0.0181   1.0000
   8.250   0.9001   0.01519   0.00860   0.0019   0.0170   1.0000
   8.500   0.9204   0.01562   0.00908   0.0032   0.0158   1.0000
   8.750   0.9401   0.01610   0.00961   0.0046   0.0148   1.0000
   9.000   0.9588   0.01669   0.01023   0.0061   0.0137   1.0000
   9.250   0.9763   0.01737   0.01099   0.0078   0.0128   1.0000
   9.500   0.9954   0.01789   0.01159   0.0093   0.0123   1.0000
   9.750   1.0139   0.01846   0.01224   0.0108   0.0116   1.0000
  10.000   1.0319   0.01906   0.01293   0.0123   0.0109   1.0000
  10.250   1.0500   0.01964   0.01357   0.0137   0.0101   1.0000
  10.500   1.0653   0.02047   0.01446   0.0155   0.0095   1.0000
  10.750   1.0807   0.02125   0.01533   0.0173   0.0089   1.0000
  11.000   1.0964   0.02200   0.01619   0.0190   0.0085   1.0000
  11.250   1.1123   0.02269   0.01698   0.0206   0.0079   1.0000
  11.500   1.1257   0.02356   0.01794   0.0225   0.0076   1.0000
  11.750   1.1387   0.02439   0.01887   0.0244   0.0072   1.0000
  12.000   1.1488   0.02535   0.01992   0.0266   0.0069   1.0000
  12.250   1.1555   0.02628   0.02097   0.0293   0.0067   1.0000
  12.500   1.1591   0.02740   0.02218   0.0322   0.0065   1.0000
  12.750   1.1608   0.02872   0.02361   0.0349   0.0063   1.0000
  13.000   1.1569   0.03055   0.02557   0.0376   0.0062   1.0000
  13.250   1.1568   0.03229   0.02745   0.0393   0.0060   1.0000
  13.500   1.1544   0.03442   0.02973   0.0405   0.0059   1.0000
  13.750   1.1519   0.03685   0.03230   0.0409   0.0058   1.0000
  14.000   1.1453   0.04001   0.03562   0.0406   0.0058   1.0000
  14.250   1.1397   0.04352   0.03928   0.0394   0.0057   1.0000
  14.500   1.1265   0.04850   0.04442   0.0370   0.0057   1.0000
  14.750   1.1123   0.05420   0.05030   0.0336   0.0057   1.0000
  15.000   1.0972   0.06049   0.05676   0.0297   0.0056   1.0000
  15.250   1.0799   0.06745   0.06386   0.0255   0.0056   1.0000
  15.500   1.0561   0.07568   0.07224   0.0207   0.0056   1.0000
  15.750   1.0289   0.08463   0.08133   0.0156   0.0057   1.0000
  16.000   1.0015   0.09379   0.09062   0.0106   0.0058   1.0000
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