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DFVLR R-4 AIRFOIL (dfvlrr4-il) Xfoil prediction polar at RE=200,000 Ncrit=5


Details Polar file
Airfoil: DFVLR R-4 AIRFOIL (dfvlrr4-il)
Reynolds number: 200,000
Max Cl/Cd: 47.93 at α=2°
Description: Mach=0 Ncrit=5
Source: Xfoil prediction
Download polar: xf-dfvlrr4-il-200000-n5.txt
Download as CSV file: xf-dfvlrr4-il-200000-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 =     0.200 e 6     Ncrit =   5.000
  
   alpha    CL        CD       CDp       CM     Top_Xtr  Bot_Xtr
  ------ -------- --------- --------- -------- -------- --------
 -14.250  -0.7912   0.07447   0.06974  -0.0658   1.0000   0.0191
 -14.000  -0.8196   0.06691   0.06194  -0.0699   1.0000   0.0190
 -13.750  -0.8388   0.06147   0.05629  -0.0721   1.0000   0.0191
 -13.500  -0.8537   0.05707   0.05169  -0.0733   1.0000   0.0191
 -13.250  -0.8652   0.05342   0.04787  -0.0736   1.0000   0.0192
 -13.000  -0.8746   0.05030   0.04457  -0.0733   1.0000   0.0194
 -12.750  -0.8826   0.04760   0.04171  -0.0724   1.0000   0.0195
 -12.500  -0.8895   0.04526   0.03922  -0.0709   1.0000   0.0197
 -12.250  -0.8958   0.04318   0.03700  -0.0689   1.0000   0.0199
 -12.000  -0.9025   0.04138   0.03506  -0.0663   1.0000   0.0201
 -11.750  -0.9104   0.03984   0.03340  -0.0629   1.0000   0.0202
 -11.500  -0.9210   0.03859   0.03205  -0.0588   1.0000   0.0204
 -11.250  -0.9322   0.03748   0.03083  -0.0543   1.0000   0.0207
 -11.000  -0.9350   0.03618   0.02939  -0.0512   1.0000   0.0210
 -10.750  -0.9170   0.03439   0.02737  -0.0519   0.9978   0.0216
 -10.500  -0.8932   0.03269   0.02539  -0.0533   0.9952   0.0223
 -10.250  -0.8699   0.03116   0.02380  -0.0543   0.9926   0.0228
 -10.000  -0.8454   0.02990   0.02249  -0.0555   0.9897   0.0234
  -9.750  -0.8196   0.02873   0.02123  -0.0567   0.9872   0.0241
  -9.500  -0.7926   0.02760   0.01999  -0.0579   0.9853   0.0248
  -9.250  -0.7683   0.02654   0.01884  -0.0585   0.9823   0.0257
  -9.000  -0.7433   0.02553   0.01772  -0.0591   0.9790   0.0266
  -8.750  -0.7161   0.02453   0.01665  -0.0603   0.9764   0.0278
  -8.500  -0.6868   0.02366   0.01575  -0.0619   0.9743   0.0293
  -8.250  -0.6562   0.02283   0.01487  -0.0636   0.9727   0.0312
  -8.000  -0.6336   0.02209   0.01403  -0.0636   0.9683   0.0328
  -7.750  -0.6064   0.02118   0.01312  -0.0647   0.9653   0.0348
  -7.500  -0.5763   0.02045   0.01236  -0.0663   0.9630   0.0377
  -7.250  -0.5448   0.01972   0.01160  -0.0681   0.9613   0.0418
  -7.000  -0.5118   0.01908   0.01093  -0.0701   0.9599   0.0473
  -6.750  -0.4813   0.01843   0.01029  -0.0717   0.9576   0.0533
  -6.500  -0.4544   0.01792   0.00978  -0.0723   0.9535   0.0603
  -6.250  -0.4229   0.01742   0.00929  -0.0739   0.9510   0.0701
  -6.000  -0.3898   0.01692   0.00879  -0.0758   0.9491   0.0820
  -5.750  -0.3555   0.01634   0.00830  -0.0780   0.9476   0.0999
  -5.500  -0.3201   0.01569   0.00780  -0.0806   0.9465   0.1310
  -5.250  -0.2827   0.01476   0.00719  -0.0841   0.9456   0.1979
  -5.000  -0.2406   0.01330   0.00653  -0.0894   0.9452   0.3664
  -4.750  -0.2030   0.01281   0.00630  -0.0922   0.9444   0.4440
  -4.500  -0.1747   0.01263   0.00629  -0.0927   0.9404   0.4924
  -4.250  -0.1446   0.01254   0.00635  -0.0933   0.9373   0.5330
  -4.000  -0.1135   0.01256   0.00646  -0.0939   0.9349   0.5691
  -3.750  -0.0829   0.01268   0.00667  -0.0942   0.9328   0.5960
  -3.500  -0.0508   0.01279   0.00677  -0.0950   0.9312   0.6142
  -3.250  -0.0185   0.01290   0.00687  -0.0957   0.9297   0.6270
  -3.000   0.0111   0.01304   0.00699  -0.0960   0.9270   0.6389
  -2.750   0.0375   0.01320   0.00712  -0.0957   0.9226   0.6491
  -2.500   0.0665   0.01332   0.00723  -0.0959   0.9198   0.6547
  -2.250   0.0975   0.01339   0.00728  -0.0965   0.9176   0.6597
  -2.000   0.1323   0.01336   0.00719  -0.0982   0.9159   0.6671
  -1.750   0.1633   0.01345   0.00730  -0.0986   0.9142   0.6709
  -1.500   0.1912   0.01358   0.00743  -0.0986   0.9108   0.6761
  -1.250   0.2207   0.01364   0.00746  -0.0992   0.9068   0.6827
  -1.000   0.2490   0.01374   0.00759  -0.0992   0.9037   0.6855
  -0.750   0.2801   0.01379   0.00765  -0.0998   0.9012   0.6892
  -0.500   0.3147   0.01374   0.00759  -0.1012   0.8991   0.6947
  -0.250   0.3446   0.01370   0.00758  -0.1015   0.8935   0.6991
   0.000   0.3755   0.01346   0.00736  -0.1014   0.8838   0.7020
   0.250   0.4074   0.01301   0.00687  -0.1012   0.8665   0.7054
   0.500   0.4375   0.01266   0.00647  -0.1009   0.8445   0.7096
   0.750   0.4673   0.01250   0.00628  -0.1010   0.8258   0.7138
   1.000   0.4939   0.01247   0.00627  -0.1003   0.8091   0.7161
   1.250   0.5217   0.01244   0.00623  -0.0998   0.7897   0.7188
   1.500   0.5500   0.01241   0.00618  -0.0996   0.7648   0.7220
   1.750   0.5798   0.01240   0.00606  -0.0998   0.7271   0.7262
   2.000   0.6053   0.01263   0.00588  -0.0987   0.6296   0.7296
   2.250   0.6182   0.01359   0.00613  -0.0954   0.4988   0.7321
   2.500   0.6329   0.01456   0.00657  -0.0930   0.3935   0.7352
   2.750   0.6517   0.01538   0.00697  -0.0915   0.3049   0.7390
   3.000   0.6743   0.01611   0.00732  -0.0911   0.2346   0.7432
   3.250   0.6967   0.01668   0.00766  -0.0903   0.1907   0.7455
   3.500   0.7191   0.01715   0.00801  -0.0894   0.1645   0.7475
   3.750   0.7424   0.01757   0.00837  -0.0886   0.1475   0.7499
   4.000   0.7668   0.01795   0.00871  -0.0881   0.1350   0.7526
   4.250   0.7922   0.01831   0.00906  -0.0878   0.1262   0.7558
   4.500   0.8185   0.01873   0.00942  -0.0879   0.1187   0.7594
   4.750   0.8426   0.01910   0.00982  -0.0873   0.1136   0.7615
   5.000   0.8656   0.01948   0.01024  -0.0865   0.1090   0.7634
   5.250   0.8884   0.01994   0.01070  -0.0857   0.1050   0.7654
   5.500   0.9113   0.02044   0.01121  -0.0849   0.1014   0.7676
   5.750   0.9358   0.02082   0.01165  -0.0845   0.0975   0.7701
   6.000   0.9604   0.02124   0.01209  -0.0842   0.0934   0.7730
   6.250   0.9846   0.02182   0.01263  -0.0839   0.0898   0.7758
   6.500   1.0070   0.02232   0.01319  -0.0831   0.0873   0.7775
   6.750   1.0294   0.02276   0.01373  -0.0822   0.0850   0.7793
   7.000   1.0518   0.02325   0.01429  -0.0813   0.0826   0.7814
   7.250   1.0742   0.02376   0.01487  -0.0806   0.0803   0.7836
   7.500   1.0963   0.02434   0.01547  -0.0798   0.0781   0.7859
   7.750   1.1179   0.02514   0.01625  -0.0791   0.0760   0.7884
   8.000   1.1421   0.02567   0.01691  -0.0787   0.0743   0.7910
   8.250   1.1646   0.02625   0.01761  -0.0780   0.0723   0.7930
   8.500   1.1853   0.02683   0.01830  -0.0770   0.0702   0.7947
   8.750   1.2056   0.02742   0.01897  -0.0759   0.0682   0.7967
   9.000   1.2251   0.02806   0.01966  -0.0748   0.0664   0.7987
   9.250   1.2441   0.02881   0.02048  -0.0736   0.0643   0.8007
   9.500   1.2628   0.02938   0.02120  -0.0723   0.0619   0.8028
   9.750   1.2800   0.02994   0.02185  -0.0709   0.0595   0.8051
  10.000   1.2974   0.03057   0.02254  -0.0696   0.0576   0.8075
  10.250   1.3123   0.03145   0.02344  -0.0679   0.0558   0.8092
  10.500   1.3293   0.03230   0.02450  -0.0665   0.0541   0.8110
  10.750   1.3456   0.03316   0.02554  -0.0651   0.0520   0.8129
  11.000   1.3607   0.03399   0.02649  -0.0636   0.0501   0.8148
  11.250   1.3745   0.03480   0.02737  -0.0620   0.0484   0.8168
  11.500   1.3875   0.03583   0.02848  -0.0605   0.0468   0.8189
  11.750   1.4022   0.03686   0.02975  -0.0592   0.0446   0.8210
  12.000   1.4153   0.03781   0.03084  -0.0577   0.0425   0.8230
  12.250   1.4262   0.03870   0.03183  -0.0561   0.0409   0.8249
  12.500   1.4359   0.03990   0.03315  -0.0544   0.0394   0.8270
  12.750   1.4459   0.04123   0.03467  -0.0528   0.0377   0.8291
  13.000   1.4548   0.04259   0.03617  -0.0513   0.0362   0.8313
  13.250   1.4625   0.04402   0.03769  -0.0499   0.0349   0.8334
  13.500   1.4669   0.04579   0.03953  -0.0484   0.0338   0.8355
  13.750   1.4716   0.04786   0.04183  -0.0470   0.0325   0.8375
  14.000   1.4736   0.05003   0.04421  -0.0455   0.0313   0.8394
  14.250   1.4745   0.05232   0.04668  -0.0442   0.0302   0.8414
  14.500   1.4737   0.05486   0.04937  -0.0432   0.0292   0.8436
  14.750   1.4703   0.05778   0.05241  -0.0424   0.0285   0.8458
  15.000   1.4640   0.06124   0.05604  -0.0419   0.0278   0.8479
  15.250   1.4564   0.06511   0.06014  -0.0418   0.0270   0.8498
  15.500   1.4463   0.06955   0.06480  -0.0423   0.0264   0.8516
  15.750   1.4340   0.07454   0.07000  -0.0435   0.0259   0.8532
  16.000   1.4188   0.08039   0.07606  -0.0456   0.0254   0.8548
  16.250   1.4001   0.08739   0.08328  -0.0488   0.0251   0.8565
  16.500   1.3761   0.09597   0.09210  -0.0534   0.0250   0.8580
  16.750   1.3440   0.10692   0.10331  -0.0599   0.0250   0.8590
  17.000   1.2912   0.12325   0.11998  -0.0701   0.0256   0.8589
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