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NACA 67 (naca671215-il) Xfoil prediction polar at RE=1,000,000 Ncrit=9


Details Polar file
Airfoil: NACA 67 (naca671215-il)
Reynolds number: 1,000,000
Max Cl/Cd: 84.27 at α=3.5°
Description: Mach=0 Ncrit=9
Source: Xfoil prediction
Download polar: xf-naca671215-il-1000000.txt
Download as CSV file: xf-naca671215-il-1000000.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: NACA 67                                         
  
 1 1 Reynolds number fixed          Mach number fixed         
  
 xtrf =   1.000 (top)        1.000 (bottom)  
 Mach =   0.000     Re =     1.000 e 6     Ncrit =   9.000
  
   alpha    CL        CD       CDp       CM     Top_Xtr  Bot_Xtr
  ------ -------- --------- --------- -------- -------- --------
 -17.750  -0.8424   0.07834   0.07591  -0.0928   0.9792   0.0130
 -17.500  -0.8709   0.06754   0.06487  -0.1013   0.9773   0.0130
 -17.250  -0.8867   0.05961   0.05672  -0.1081   0.9752   0.0130
 -17.000  -0.8926   0.05373   0.05064  -0.1133   0.9727   0.0131
 -16.750  -0.8945   0.04887   0.04559  -0.1175   0.9698   0.0132
 -16.500  -0.8950   0.04466   0.04119  -0.1208   0.9664   0.0133
 -16.250  -0.8874   0.04167   0.03805  -0.1235   0.9626   0.0136
 -16.000  -0.8858   0.03853   0.03471  -0.1250   0.9577   0.0136
 -15.750  -0.8849   0.03615   0.03215  -0.1250   0.9516   0.0136
 -15.500  -0.8793   0.03439   0.03024  -0.1247   0.9461   0.0139
 -15.250  -0.8744   0.03311   0.02886  -0.1235   0.9407   0.0140
 -15.000  -0.8708   0.03170   0.02730  -0.1220   0.9355   0.0142
 -14.750  -0.8682   0.03010   0.02554  -0.1203   0.9306   0.0142
 -14.500  -0.8629   0.02896   0.02429  -0.1185   0.9265   0.0143
 -14.250  -0.8567   0.02781   0.02302  -0.1167   0.9223   0.0145
 -14.000  -0.8472   0.02693   0.02203  -0.1151   0.9185   0.0145
 -13.750  -0.8445   0.02530   0.02023  -0.1128   0.9148   0.0148
 -13.500  -0.8384   0.02405   0.01888  -0.1107   0.9114   0.0151
 -13.250  -0.8287   0.02315   0.01793  -0.1089   0.9082   0.0155
 -13.000  -0.8172   0.02231   0.01699  -0.1073   0.9052   0.0155
 -12.750  -0.8028   0.02177   0.01640  -0.1060   0.9023   0.0160
 -12.500  -0.7884   0.02114   0.01570  -0.1046   0.8996   0.0161
 -12.250  -0.7737   0.02055   0.01506  -0.1032   0.8972   0.0165
 -12.000  -0.7585   0.01996   0.01441  -0.1019   0.8949   0.0169
 -11.750  -0.7429   0.01936   0.01374  -0.1005   0.8926   0.0171
 -11.500  -0.7272   0.01874   0.01304  -0.0991   0.8905   0.0174
 -11.250  -0.7104   0.01823   0.01247  -0.0979   0.8886   0.0176
 -11.000  -0.6924   0.01780   0.01197  -0.0968   0.8866   0.0179
 -10.750  -0.6782   0.01708   0.01117  -0.0952   0.8845   0.0184
 -10.500  -0.6628   0.01647   0.01055  -0.0936   0.8830   0.0192
 -10.250  -0.6444   0.01608   0.01014  -0.0926   0.8815   0.0198
 -10.000  -0.6253   0.01572   0.00976  -0.0915   0.8800   0.0202
  -9.750  -0.6054   0.01541   0.00942  -0.0906   0.8784   0.0209
  -9.500  -0.5850   0.01510   0.00907  -0.0897   0.8770   0.0217
  -9.250  -0.5667   0.01468   0.00860  -0.0885   0.8755   0.0222
  -9.000  -0.5494   0.01419   0.00810  -0.0871   0.8740   0.0235
  -8.750  -0.5290   0.01390   0.00780  -0.0862   0.8726   0.0247
  -8.500  -0.5082   0.01365   0.00751  -0.0853   0.8712   0.0258
  -8.250  -0.4871   0.01341   0.00724  -0.0845   0.8698   0.0270
  -8.000  -0.4689   0.01302   0.00686  -0.0832   0.8686   0.0291
  -7.750  -0.4478   0.01279   0.00663  -0.0823   0.8677   0.0306
  -7.500  -0.4260   0.01260   0.00643  -0.0815   0.8668   0.0320
  -7.250  -0.4073   0.01225   0.00607  -0.0802   0.8656   0.0342
  -7.000  -0.3865   0.01200   0.00583  -0.0793   0.8645   0.0358
  -6.750  -0.3647   0.01182   0.00565  -0.0785   0.8635   0.0377
  -6.500  -0.3427   0.01165   0.00546  -0.0777   0.8624   0.0388
  -6.250  -0.3235   0.01133   0.00514  -0.0764   0.8612   0.0418
  -6.000  -0.3023   0.01111   0.00493  -0.0755   0.8600   0.0440
  -5.750  -0.2803   0.01094   0.00474  -0.0746   0.8590   0.0460
  -5.500  -0.2594   0.01072   0.00452  -0.0736   0.8580   0.0499
  -5.250  -0.2386   0.01050   0.00433  -0.0726   0.8570   0.0547
  -5.000  -0.2182   0.01029   0.00414  -0.0714   0.8560   0.0623
  -4.750  -0.1994   0.01005   0.00398  -0.0699   0.8549   0.0786
  -4.500  -0.1848   0.00976   0.00386  -0.0677   0.8535   0.1169
  -4.250  -0.1732   0.00941   0.00372  -0.0649   0.8526   0.1656
  -4.000  -0.1657   0.00906   0.00362  -0.0611   0.8511   0.2250
  -3.750  -0.1594   0.00868   0.00352  -0.0571   0.8496   0.2972
  -3.500  -0.1543   0.00819   0.00339  -0.0529   0.8481   0.3873
  -3.250  -0.1516   0.00762   0.00322  -0.0482   0.8464   0.4924
  -3.000  -0.1513   0.00690   0.00298  -0.0428   0.8445   0.6153
  -2.750  -0.1424   0.00644   0.00299  -0.0389   0.8431   0.7347
  -2.500  -0.1164   0.00650   0.00308  -0.0386   0.8423   0.7637
  -2.250  -0.0892   0.00658   0.00313  -0.0386   0.8415   0.7777
  -2.000  -0.0607   0.00665   0.00321  -0.0389   0.8407   0.7852
  -1.750  -0.0332   0.00676   0.00327  -0.0389   0.8397   0.7934
  -1.500  -0.0046   0.00694   0.00348  -0.0391   0.8387   0.8012
  -1.250   0.0216   0.00716   0.00370  -0.0388   0.8376   0.8109
  -1.000   0.0500   0.00748   0.00409  -0.0387   0.8368   0.8207
  -0.750   0.0771   0.00774   0.00439  -0.0384   0.8356   0.8286
  -0.500   0.1058   0.00800   0.00469  -0.0385   0.8344   0.8331
  -0.250   0.1330   0.00810   0.00479  -0.0385   0.8330   0.8359
   0.000   0.1600   0.00810   0.00479  -0.0386   0.8316   0.8375
   0.250   0.1876   0.00808   0.00477  -0.0388   0.8301   0.8389
   0.500   0.2161   0.00803   0.00470  -0.0391   0.8285   0.8401
   0.750   0.2471   0.00791   0.00455  -0.0399   0.8263   0.8409
   1.000   0.2799   0.00774   0.00435  -0.0411   0.8235   0.8418
   1.250   0.3053   0.00758   0.00421  -0.0406   0.8190   0.8429
   1.500   0.3336   0.00738   0.00402  -0.0408   0.8142   0.8438
   1.750   0.3661   0.00717   0.00377  -0.0418   0.8095   0.8445
   2.000   0.3925   0.00704   0.00365  -0.0415   0.8032   0.8454
   2.250   0.4204   0.00683   0.00343  -0.0415   0.7953   0.8461
   2.500   0.4458   0.00670   0.00330  -0.0410   0.7867   0.8470
   2.750   0.4719   0.00659   0.00319  -0.0407   0.7783   0.8479
   3.000   0.4954   0.00653   0.00317  -0.0399   0.7680   0.8490
   3.250   0.5196   0.00647   0.00311  -0.0393   0.7559   0.8500
   3.500   0.5410   0.00642   0.00303  -0.0380   0.7336   0.8511
   3.750   0.5484   0.00658   0.00296  -0.0336   0.6770   0.8526
   4.000   0.5357   0.00698   0.00306  -0.0251   0.6136   0.8549
   4.250   0.5193   0.00754   0.00335  -0.0160   0.5515   0.8569
   4.500   0.5098   0.00818   0.00372  -0.0088   0.4880   0.8591
   4.750   0.5069   0.00885   0.00413  -0.0031   0.4236   0.8609
   5.000   0.5072   0.00956   0.00455   0.0018   0.3543   0.8625
   5.250   0.5132   0.01020   0.00492   0.0055   0.2903   0.8640
   5.500   0.5210   0.01085   0.00529   0.0088   0.2274   0.8657
   5.750   0.5326   0.01142   0.00563   0.0114   0.1757   0.8672
   6.000   0.5463   0.01195   0.00595   0.0135   0.1329   0.8686
   6.250   0.5611   0.01245   0.00628   0.0154   0.0958   0.8698
   6.500   0.5768   0.01294   0.00660   0.0171   0.0678   0.8710
   6.750   0.5950   0.01334   0.00692   0.0184   0.0544   0.8721
   7.000   0.6153   0.01364   0.00720   0.0193   0.0492   0.8730
   7.250   0.6350   0.01396   0.00750   0.0204   0.0445   0.8741
   7.500   0.6553   0.01422   0.00778   0.0213   0.0419   0.8755
   7.750   0.6745   0.01457   0.00812   0.0224   0.0391   0.8769
   8.000   0.6938   0.01492   0.00849   0.0235   0.0370   0.8782
   8.250   0.7143   0.01521   0.00880   0.0243   0.0355   0.8796
   8.500   0.7343   0.01554   0.00914   0.0253   0.0336   0.8812
   8.750   0.7514   0.01603   0.00964   0.0266   0.0312   0.8828
   9.000   0.7721   0.01631   0.00994   0.0274   0.0300   0.8842
   9.250   0.7921   0.01663   0.01028   0.0282   0.0285   0.8858
   9.500   0.8105   0.01707   0.01071   0.0292   0.0263   0.8873
   9.750   0.8289   0.01752   0.01118   0.0303   0.0248   0.8887
  10.000   0.8487   0.01785   0.01154   0.0311   0.0233   0.8903
  10.250   0.8661   0.01831   0.01201   0.0323   0.0218   0.8923
  10.500   0.8816   0.01890   0.01264   0.0337   0.0206   0.8943
  10.750   0.9007   0.01927   0.01304   0.0346   0.0192   0.8962
  11.000   0.9186   0.01973   0.01353   0.0356   0.0184   0.8982
  11.250   0.9333   0.02041   0.01422   0.0371   0.0175   0.9005
  11.500   0.9474   0.02110   0.01497   0.0386   0.0168   0.9028
  11.750   0.9643   0.02164   0.01555   0.0396   0.0164   0.9048
  12.000   0.9789   0.02228   0.01626   0.0410   0.0160   0.9077
  12.250   0.9951   0.02280   0.01683   0.0422   0.0154   0.9104
  12.500   1.0075   0.02358   0.01768   0.0438   0.0152   0.9135
  12.750   1.0228   0.02420   0.01834   0.0449   0.0148   0.9164
  13.000   1.0359   0.02498   0.01916   0.0463   0.0145   0.9193
  13.250   1.0441   0.02605   0.02029   0.0482   0.0140   0.9228
  13.500   1.0509   0.02723   0.02157   0.0503   0.0137   0.9264
  13.750   1.0623   0.02811   0.02252   0.0518   0.0136   0.9302
  14.000   1.0740   0.02898   0.02347   0.0531   0.0134   0.9339
  14.250   1.0831   0.03004   0.02464   0.0547   0.0132   0.9383
  14.500   1.0928   0.03105   0.02574   0.0561   0.0131   0.9432
  14.750   1.1011   0.03223   0.02701   0.0576   0.0129   0.9483
  15.000   1.1097   0.03350   0.02840   0.0588   0.0128   0.9544
  15.250   1.1216   0.03474   0.02973   0.0592   0.0125   0.9611
  15.500   1.1352   0.03641   0.03153   0.0587   0.0124   0.9673
  15.750   1.1504   0.03822   0.03345   0.0576   0.0122   0.9721
  16.000   1.1660   0.04016   0.03548   0.0561   0.0120   0.9781
  16.250   1.1776   0.04230   0.03774   0.0549   0.0119   0.9942
  16.500   1.1804   0.04421   0.03971   0.0560   0.0117   1.0000
  16.750   1.1827   0.04641   0.04198   0.0566   0.0116   1.0000
  17.000   1.1816   0.04901   0.04469   0.0572   0.0115   1.0000
  17.250   1.1812   0.05164   0.04741   0.0574   0.0115   1.0000
  17.500   1.1777   0.05471   0.05059   0.0575   0.0113   1.0000
  17.750   1.1702   0.05837   0.05437   0.0574   0.0112   1.0000
  18.000   1.1645   0.06198   0.05811   0.0570   0.0112   1.0000
  18.250   1.1506   0.06677   0.06305   0.0561   0.0111   1.0000
  18.500   1.1470   0.07049   0.06689   0.0550   0.0112   1.0000
  18.750   1.1256   0.07683   0.07341   0.0529   0.0110   1.0000
  19.000   1.1084   0.08292   0.07966   0.0504   0.0110   1.0000
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