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DFVLR R-4 AIRFOIL (dfvlrr4-il) Xfoil prediction polar at RE=1,000,000 Ncrit=5


Details Polar file
Airfoil: DFVLR R-4 AIRFOIL (dfvlrr4-il)
Reynolds number: 1,000,000
Max Cl/Cd: 82.9 at α=7.75°
Description: Mach=0 Ncrit=5
Source: Xfoil prediction
Download polar: xf-dfvlrr4-il-1000000-n5.txt
Download as CSV file: xf-dfvlrr4-il-1000000-n5.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: DFVLR R-4 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
  ------ -------- --------- --------- -------- -------- --------
 -19.750  -0.9366   0.13728   0.13482  -0.0259   1.0000   0.0080
 -19.500  -1.0021   0.11970   0.11702  -0.0352   1.0000   0.0079
 -19.250  -1.0562   0.10511   0.10221  -0.0429   1.0000   0.0078
 -19.000  -1.0945   0.09397   0.09088  -0.0489   1.0000   0.0077
 -18.750  -1.1213   0.08543   0.08218  -0.0535   1.0000   0.0077
 -18.500  -1.1412   0.07832   0.07493  -0.0573   1.0000   0.0078
 -18.250  -1.1548   0.07249   0.06898  -0.0603   1.0000   0.0078
 -18.000  -1.1657   0.06727   0.06364  -0.0629   1.0000   0.0078
 -17.750  -1.1741   0.06257   0.05882  -0.0652   1.0000   0.0079
 -17.500  -1.1796   0.05844   0.05459  -0.0670   1.0000   0.0079
 -17.250  -1.1825   0.05479   0.05084  -0.0686   1.0000   0.0080
 -17.000  -1.1827   0.05160   0.04755  -0.0698   1.0000   0.0081
 -16.750  -1.1821   0.04863   0.04449  -0.0708   1.0000   0.0082
 -16.500  -1.1799   0.04596   0.04173  -0.0716   1.0000   0.0083
 -16.250  -1.1763   0.04354   0.03923  -0.0721   1.0000   0.0084
 -16.000  -1.1729   0.04123   0.03683  -0.0725   1.0000   0.0084
 -15.750  -1.1681   0.03920   0.03472  -0.0727   1.0000   0.0085
 -15.500  -1.1633   0.03724   0.03268  -0.0726   1.0000   0.0086
 -15.250  -1.1575   0.03546   0.03083  -0.0724   1.0000   0.0087
 -15.000  -1.1508   0.03384   0.02914  -0.0721   1.0000   0.0087
 -14.750  -1.1441   0.03233   0.02755  -0.0715   1.0000   0.0088
 -14.500  -1.1369   0.03097   0.02613  -0.0707   1.0000   0.0088
 -14.250  -1.1310   0.02966   0.02476  -0.0695   1.0000   0.0089
 -14.000  -1.1279   0.02830   0.02334  -0.0679   1.0000   0.0090
 -13.750  -1.1257   0.02713   0.02212  -0.0658   1.0000   0.0091
 -13.500  -1.1201   0.02605   0.02099  -0.0641   0.9996   0.0092
 -13.250  -1.0992   0.02489   0.01979  -0.0653   0.9975   0.0094
 -13.000  -1.0777   0.02381   0.01866  -0.0665   0.9951   0.0096
 -12.750  -1.0567   0.02285   0.01764  -0.0672   0.9921   0.0097
 -12.500  -1.0344   0.02194   0.01670  -0.0682   0.9891   0.0099
 -12.250  -1.0099   0.02106   0.01578  -0.0694   0.9869   0.0101
 -12.000  -0.9827   0.02021   0.01487  -0.0711   0.9853   0.0103
 -11.750  -0.9586   0.01945   0.01407  -0.0720   0.9814   0.0106
 -11.500  -0.9330   0.01872   0.01329  -0.0732   0.9776   0.0108
 -11.250  -0.9052   0.01802   0.01254  -0.0747   0.9749   0.0110
 -11.000  -0.8762   0.01735   0.01183  -0.0763   0.9726   0.0112
 -10.750  -0.8509   0.01675   0.01119  -0.0771   0.9676   0.0114
 -10.500  -0.8232   0.01610   0.01050  -0.0783   0.9635   0.0116
 -10.250  -0.7945   0.01544   0.00980  -0.0798   0.9601   0.0121
 -10.000  -0.7668   0.01491   0.00925  -0.0808   0.9562   0.0126
  -9.750  -0.7391   0.01444   0.00875  -0.0817   0.9520   0.0131
  -9.500  -0.7108   0.01401   0.00829  -0.0826   0.9482   0.0136
  -9.250  -0.6821   0.01361   0.00785  -0.0835   0.9448   0.0141
  -9.000  -0.6542   0.01325   0.00746  -0.0842   0.9409   0.0145
  -8.750  -0.6261   0.01281   0.00699  -0.0849   0.9366   0.0151
  -8.500  -0.5975   0.01241   0.00657  -0.0858   0.9325   0.0159
  -8.250  -0.5684   0.01205   0.00619  -0.0866   0.9290   0.0167
  -8.000  -0.5394   0.01173   0.00585  -0.0874   0.9253   0.0176
  -7.750  -0.5102   0.01142   0.00552  -0.0881   0.9212   0.0186
  -7.500  -0.4807   0.01110   0.00519  -0.0889   0.9172   0.0204
  -7.000  -0.4211   0.01052   0.00463  -0.0906   0.9103   0.0263
  -6.750  -0.3911   0.01025   0.00437  -0.0915   0.9069   0.0312
  -6.500  -0.3610   0.01001   0.00414  -0.0924   0.9036   0.0354
  -6.250  -0.3307   0.00978   0.00391  -0.0932   0.9004   0.0396
  -6.000  -0.3002   0.00956   0.00370  -0.0941   0.8975   0.0450
  -5.750  -0.2697   0.00935   0.00351  -0.0950   0.8947   0.0511
  -5.500  -0.2389   0.00912   0.00332  -0.0959   0.8917   0.0598
  -5.250  -0.2080   0.00889   0.00315  -0.0969   0.8885   0.0715
  -5.000  -0.1772   0.00870   0.00298  -0.0978   0.8854   0.0826
  -4.750  -0.1462   0.00851   0.00282  -0.0988   0.8824   0.0946
  -4.500  -0.1145   0.00824   0.00265  -0.1000   0.8796   0.1194
  -4.250  -0.0824   0.00795   0.00248  -0.1013   0.8768   0.1508
  -4.000  -0.0474   0.00735   0.00222  -0.1037   0.8742   0.2350
  -3.750  -0.0109   0.00669   0.00196  -0.1065   0.8716   0.3428
  -3.500   0.0228   0.00637   0.00182  -0.1082   0.8689   0.3982
  -3.250   0.0554   0.00617   0.00173  -0.1095   0.8662   0.4372
  -3.000   0.0877   0.00599   0.00165  -0.1106   0.8623   0.4692
  -2.750   0.1202   0.00579   0.00158  -0.1119   0.8565   0.5101
  -2.500   0.1519   0.00567   0.00154  -0.1128   0.8513   0.5435
  -2.250   0.1828   0.00562   0.00151  -0.1135   0.8462   0.5605
  -2.000   0.2134   0.00558   0.00149  -0.1141   0.8396   0.5745
  -1.750   0.2433   0.00556   0.00148  -0.1145   0.8263   0.5915
  -1.500   0.2719   0.00561   0.00143  -0.1146   0.8019   0.6026
  -1.250   0.3006   0.00568   0.00143  -0.1147   0.7751   0.6127
  -1.000   0.3290   0.00579   0.00143  -0.1147   0.7463   0.6208
  -0.750   0.3557   0.00603   0.00146  -0.1145   0.6903   0.6263
  -0.500   0.3758   0.00695   0.00170  -0.1131   0.5315   0.6318
  -0.250   0.4010   0.00746   0.00187  -0.1127   0.4480   0.6368
   0.000   0.4270   0.00789   0.00204  -0.1125   0.3789   0.6421
   0.250   0.4536   0.00825   0.00218  -0.1124   0.3249   0.6473
   0.500   0.4800   0.00864   0.00233  -0.1123   0.2664   0.6519
   0.750   0.5067   0.00898   0.00249  -0.1122   0.2193   0.6562
   1.000   0.5335   0.00931   0.00265  -0.1121   0.1799   0.6607
   1.250   0.5607   0.00959   0.00279  -0.1121   0.1505   0.6647
   1.500   0.5883   0.00982   0.00292  -0.1121   0.1298   0.6683
   1.750   0.6160   0.01003   0.00307  -0.1121   0.1148   0.6717
   2.000   0.6437   0.01022   0.00321  -0.1121   0.1049   0.6750
   2.250   0.6718   0.01038   0.00334  -0.1122   0.0988   0.6779
   2.500   0.6997   0.01056   0.00348  -0.1123   0.0934   0.6807
   2.750   0.7274   0.01073   0.00363  -0.1123   0.0884   0.6832
   3.000   0.7553   0.01088   0.00379  -0.1123   0.0858   0.6857
   3.250   0.7829   0.01106   0.00395  -0.1123   0.0826   0.6885
   3.500   0.8102   0.01126   0.00413  -0.1122   0.0787   0.6914
   3.750   0.8377   0.01145   0.00430  -0.1122   0.0755   0.6943
   4.000   0.8653   0.01162   0.00446  -0.1122   0.0735   0.6968
   4.250   0.8925   0.01179   0.00464  -0.1121   0.0709   0.6989
   4.500   0.9194   0.01200   0.00484  -0.1120   0.0679   0.7009
   4.750   0.9461   0.01222   0.00505  -0.1118   0.0649   0.7030
   5.000   0.9729   0.01243   0.00526  -0.1116   0.0629   0.7052
   5.250   0.9995   0.01265   0.00547  -0.1115   0.0609   0.7073
   5.500   1.0258   0.01289   0.00570  -0.1112   0.0588   0.7093
   5.750   1.0519   0.01314   0.00594  -0.1110   0.0569   0.7113
   6.000   1.0781   0.01338   0.00618  -0.1107   0.0555   0.7132
   6.250   1.1043   0.01358   0.00642  -0.1104   0.0546   0.7151
   6.500   1.1302   0.01380   0.00668  -0.1101   0.0531   0.7168
   6.750   1.1558   0.01406   0.00694  -0.1098   0.0510   0.7183
   7.000   1.1810   0.01434   0.00722  -0.1094   0.0491   0.7200
   7.250   1.2059   0.01463   0.00752  -0.1089   0.0472   0.7218
   7.500   1.2312   0.01487   0.00780  -0.1085   0.0458   0.7234
   7.750   1.2560   0.01515   0.00808  -0.1080   0.0429   0.7251
   8.000   1.2800   0.01549   0.00839  -0.1074   0.0391   0.7267
   8.250   1.3038   0.01585   0.00873  -0.1067   0.0363   0.7282
   8.500   1.3270   0.01622   0.00911  -0.1060   0.0335   0.7299
   8.750   1.3500   0.01659   0.00950  -0.1052   0.0307   0.7317
   9.000   1.3722   0.01702   0.00994  -0.1043   0.0282   0.7333
   9.250   1.3945   0.01742   0.01036  -0.1034   0.0268   0.7348
   9.500   1.4163   0.01785   0.01081  -0.1025   0.0257   0.7361
   9.750   1.4375   0.01830   0.01128  -0.1014   0.0246   0.7375
  10.000   1.4583   0.01876   0.01176  -0.1003   0.0235   0.7389
  10.250   1.4792   0.01915   0.01219  -0.0991   0.0230   0.7403
  10.500   1.4994   0.01955   0.01264  -0.0979   0.0223   0.7418
  10.750   1.5184   0.01999   0.01313  -0.0964   0.0209   0.7432
  11.000   1.5337   0.02053   0.01368  -0.0943   0.0187   0.7444
  11.250   1.5492   0.02112   0.01430  -0.0923   0.0170   0.7458
  11.500   1.5652   0.02176   0.01497  -0.0905   0.0156   0.7471
  11.750   1.5816   0.02237   0.01563  -0.0887   0.0147   0.7484
  12.000   1.5972   0.02306   0.01636  -0.0869   0.0136   0.7497
  12.250   1.6120   0.02379   0.01714  -0.0850   0.0127   0.7511
  12.500   1.6274   0.02447   0.01789  -0.0833   0.0121   0.7525
  12.750   1.6419   0.02523   0.01870  -0.0814   0.0113   0.7539
  13.000   1.6554   0.02606   0.01959  -0.0795   0.0105   0.7553
  13.250   1.6679   0.02696   0.02054  -0.0776   0.0098   0.7566
  13.500   1.6806   0.02786   0.02150  -0.0757   0.0093   0.7580
  13.750   1.6920   0.02885   0.02255  -0.0737   0.0086   0.7593
  14.000   1.7027   0.02991   0.02368  -0.0717   0.0082   0.7607
  14.250   1.7125   0.03105   0.02490  -0.0697   0.0077   0.7623
  14.500   1.7222   0.03219   0.02612  -0.0678   0.0075   0.7638
  14.750   1.7311   0.03342   0.02743  -0.0658   0.0072   0.7652
  15.000   1.7392   0.03473   0.02883  -0.0639   0.0070   0.7666
  15.250   1.7459   0.03618   0.03037  -0.0620   0.0067   0.7682
  15.500   1.7517   0.03772   0.03201  -0.0602   0.0066   0.7699
  15.750   1.7557   0.03947   0.03384  -0.0583   0.0063   0.7716
  16.000   1.7591   0.04132   0.03579  -0.0565   0.0061   0.7732
  16.250   1.7609   0.04335   0.03791  -0.0548   0.0060   0.7745
  16.500   1.7625   0.04546   0.04012  -0.0533   0.0059   0.7758
  16.750   1.7628   0.04776   0.04253  -0.0519   0.0057   0.7771
  17.000   1.7619   0.05027   0.04516  -0.0507   0.0056   0.7787
  17.250   1.7593   0.05307   0.04808  -0.0497   0.0055   0.7803
  17.500   1.7549   0.05621   0.05134  -0.0490   0.0055   0.7819
  17.750   1.7486   0.05976   0.05502  -0.0487   0.0053   0.7835
  18.000   1.7409   0.06371   0.05911  -0.0487   0.0053   0.7850
  18.250   1.7290   0.06847   0.06401  -0.0494   0.0051   0.7863
  18.500   1.7160   0.07371   0.06940  -0.0507   0.0052   0.7876
  18.750   1.6975   0.08017   0.07602  -0.0530   0.0051   0.7887
  19.000   1.6722   0.08826   0.08429  -0.0565   0.0050   0.7896
  19.250   1.6387   0.09834   0.09459  -0.0617   0.0050   0.7903
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