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NACA 66-018 (naca66-018-il) Xfoil prediction polar at RE=1,000,000 Ncrit=9


Details Polar file
Airfoil: NACA 66-018 (naca66-018-il)
Reynolds number: 1,000,000
Max Cl/Cd: 72.03 at α=4.25°
Description: Mach=0 Ncrit=9
Source: Xfoil prediction
Download polar: xf-naca66-018-il-1000000.txt
Download as CSV file: xf-naca66-018-il-1000000.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: NACA 66-018                                     
  
 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
  ------ -------- --------- --------- -------- -------- --------
 -19.750  -0.9785   0.10119   0.09828  -0.0516   1.0000   0.0136
 -19.500  -0.9993   0.09413   0.09105  -0.0550   1.0000   0.0135
 -19.250  -1.0149   0.08812   0.08489  -0.0577   1.0000   0.0136
 -19.000  -1.0253   0.08304   0.07968  -0.0600   1.0000   0.0136
 -18.750  -1.0392   0.07778   0.07426  -0.0619   1.0000   0.0137
 -18.500  -1.0487   0.07331   0.06967  -0.0632   1.0000   0.0136
 -18.250  -1.0534   0.06955   0.06578  -0.0644   1.0000   0.0137
 -18.000  -1.0572   0.06600   0.06211  -0.0654   1.0000   0.0138
 -17.750  -1.0632   0.06245   0.05843  -0.0657   1.0000   0.0137
 -17.500  -1.0627   0.05969   0.05557  -0.0663   1.0000   0.0138
 -17.250  -1.0711   0.05591   0.05161  -0.0660   0.9738   0.0139
 -17.000  -1.0630   0.05233   0.04788  -0.0686   0.9658   0.0142
 -16.750  -1.0449   0.04954   0.04497  -0.0722   0.9587   0.0143
 -16.500  -1.0261   0.04699   0.04232  -0.0755   0.9499   0.0145
 -16.250  -1.0099   0.04503   0.04026  -0.0775   0.9355   0.0148
 -16.000  -1.0008   0.04344   0.03855  -0.0774   0.9208   0.0149
 -15.750  -0.9938   0.04190   0.03690  -0.0767   0.9085   0.0149
 -15.500  -0.9859   0.04056   0.03545  -0.0760   0.8979   0.0152
 -15.250  -0.9783   0.03914   0.03393  -0.0751   0.8887   0.0153
 -15.000  -0.9692   0.03789   0.03258  -0.0743   0.8811   0.0155
 -14.750  -0.9598   0.03658   0.03118  -0.0733   0.8741   0.0156
 -14.500  -0.9500   0.03541   0.02990  -0.0724   0.8677   0.0158
 -14.250  -0.9396   0.03420   0.02862  -0.0715   0.8624   0.0159
 -14.000  -0.9279   0.03316   0.02749  -0.0707   0.8569   0.0161
 -13.750  -0.9165   0.03215   0.02638  -0.0697   0.8516   0.0163
 -13.500  -0.9043   0.03114   0.02532  -0.0689   0.8474   0.0164
 -13.250  -0.8916   0.03019   0.02430  -0.0679   0.8430   0.0166
 -13.000  -0.8783   0.02932   0.02335  -0.0670   0.8385   0.0167
 -12.750  -0.8690   0.02820   0.02212  -0.0656   0.8339   0.0171
 -12.500  -0.8577   0.02718   0.02106  -0.0645   0.8306   0.0171
 -12.250  -0.8483   0.02609   0.01994  -0.0631   0.8267   0.0175
 -12.000  -0.8360   0.02524   0.01904  -0.0619   0.8227   0.0178
 -11.750  -0.8212   0.02457   0.01832  -0.0609   0.8191   0.0182
 -11.500  -0.8059   0.02392   0.01763  -0.0600   0.8156   0.0186
 -11.250  -0.7926   0.02313   0.01681  -0.0588   0.8128   0.0188
 -11.000  -0.7767   0.02252   0.01616  -0.0579   0.8098   0.0193
 -10.750  -0.7606   0.02193   0.01553  -0.0569   0.8067   0.0197
 -10.500  -0.7460   0.02128   0.01482  -0.0557   0.8037   0.0200
 -10.250  -0.7291   0.02079   0.01427  -0.0548   0.8005   0.0203
 -10.000  -0.7188   0.01992   0.01336  -0.0530   0.7978   0.0210
  -9.750  -0.7041   0.01928   0.01271  -0.0517   0.7955   0.0217
  -9.500  -0.6877   0.01874   0.01216  -0.0507   0.7930   0.0225
  -9.250  -0.6711   0.01823   0.01162  -0.0496   0.7906   0.0230
  -9.000  -0.6537   0.01777   0.01113  -0.0485   0.7882   0.0237
  -8.750  -0.6373   0.01727   0.01059  -0.0473   0.7858   0.0248
  -8.500  -0.6224   0.01673   0.01002  -0.0459   0.7832   0.0260
  -8.250  -0.6048   0.01631   0.00958  -0.0448   0.7809   0.0270
  -8.000  -0.5864   0.01591   0.00917  -0.0439   0.7793   0.0286
  -7.750  -0.5705   0.01540   0.00867  -0.0425   0.7774   0.0306
  -7.500  -0.5528   0.01500   0.00827  -0.0414   0.7755   0.0331
  -7.250  -0.5350   0.01460   0.00786  -0.0402   0.7737   0.0354
  -7.000  -0.5183   0.01417   0.00744  -0.0389   0.7718   0.0395
  -6.750  -0.5021   0.01374   0.00703  -0.0374   0.7699   0.0460
  -6.500  -0.4889   0.01321   0.00658  -0.0355   0.7678   0.0626
  -6.250  -0.4802   0.01256   0.00608  -0.0328   0.7654   0.0957
  -6.000  -0.4764   0.01175   0.00552  -0.0293   0.7636   0.1456
  -5.750  -0.4743   0.01095   0.00496  -0.0254   0.7621   0.1989
  -5.500  -0.4765   0.01011   0.00439  -0.0206   0.7603   0.2573
  -5.250  -0.4815   0.00936   0.00389  -0.0150   0.7584   0.3127
  -5.000  -0.4887   0.00880   0.00357  -0.0086   0.7564   0.3694
  -4.750  -0.4895   0.00811   0.00318  -0.0035   0.7547   0.4419
  -4.500  -0.4882   0.00733   0.00276   0.0013   0.7532   0.5259
  -4.250  -0.4829   0.00669   0.00254   0.0054   0.7517   0.6267
  -4.000  -0.4575   0.00667   0.00254   0.0057   0.7505   0.6521
  -3.750  -0.4303   0.00670   0.00253   0.0057   0.7493   0.6658
  -3.500  -0.4032   0.00676   0.00260   0.0056   0.7480   0.6773
  -3.250  -0.3761   0.00685   0.00271   0.0057   0.7469   0.6897
  -3.000  -0.3489   0.00696   0.00277   0.0056   0.7462   0.6982
  -2.750  -0.3200   0.00701   0.00286   0.0053   0.7455   0.7048
  -2.500  -0.2913   0.00709   0.00294   0.0049   0.7446   0.7100
  -2.250  -0.2633   0.00720   0.00301   0.0047   0.7435   0.7146
  -2.000  -0.2339   0.00719   0.00303   0.0042   0.7426   0.7189
  -1.750  -0.2044   0.00726   0.00312   0.0037   0.7417   0.7222
  -1.500  -0.1751   0.00731   0.00316   0.0032   0.7408   0.7248
  -1.250  -0.1460   0.00733   0.00317   0.0027   0.7399   0.7267
  -1.000  -0.1170   0.00738   0.00320   0.0022   0.7390   0.7289
  -0.750  -0.0881   0.00745   0.00324   0.0018   0.7382   0.7307
  -0.500  -0.0590   0.00738   0.00319   0.0012   0.7373   0.7331
  -0.250  -0.0296   0.00737   0.00318   0.0006   0.7365   0.7345
   0.000  -0.0001   0.00737   0.00319   0.0000   0.7356   0.7356
   0.250   0.0295   0.00737   0.00318  -0.0006   0.7345   0.7365
   0.500   0.0589   0.00737   0.00318  -0.0012   0.7332   0.7373
   0.750   0.0882   0.00743   0.00322  -0.0018   0.7307   0.7382
   1.000   0.1171   0.00738   0.00319  -0.0022   0.7288   0.7390
   1.250   0.1461   0.00733   0.00317  -0.0027   0.7267   0.7399
   1.500   0.1751   0.00731   0.00316  -0.0032   0.7248   0.7408
   1.750   0.2044   0.00726   0.00312  -0.0037   0.7222   0.7417
   2.000   0.2339   0.00719   0.00304  -0.0042   0.7189   0.7426
   2.250   0.2633   0.00717   0.00299  -0.0047   0.7145   0.7435
   2.500   0.2913   0.00708   0.00293  -0.0049   0.7096   0.7446
   2.750   0.3200   0.00700   0.00287  -0.0053   0.7048   0.7455
   3.000   0.3488   0.00695   0.00277  -0.0056   0.6986   0.7464
   3.250   0.3761   0.00685   0.00271  -0.0057   0.6896   0.7471
   3.500   0.4032   0.00678   0.00261  -0.0056   0.6770   0.7478
   3.750   0.4304   0.00671   0.00254  -0.0057   0.6658   0.7492
   4.000   0.4575   0.00667   0.00254  -0.0057   0.6523   0.7505
   4.250   0.4826   0.00670   0.00254  -0.0054   0.6244   0.7517
   4.500   0.4869   0.00737   0.00277  -0.0010   0.5218   0.7532
   4.750   0.4889   0.00813   0.00318   0.0035   0.4404   0.7548
   5.000   0.4887   0.00880   0.00356   0.0085   0.3694   0.7565
   5.250   0.4819   0.00935   0.00388   0.0149   0.3133   0.7584
   5.500   0.4772   0.01009   0.00438   0.0205   0.2583   0.7603
   5.750   0.4758   0.01091   0.00494   0.0252   0.2029   0.7621
   6.000   0.4770   0.01174   0.00551   0.0292   0.1465   0.7637
   6.250   0.4809   0.01254   0.00607   0.0327   0.0976   0.7652
   6.500   0.4888   0.01322   0.00658   0.0355   0.0614   0.7677
   6.750   0.5021   0.01374   0.00703   0.0374   0.0452   0.7698
   7.000   0.5185   0.01417   0.00744   0.0388   0.0391   0.7717
   7.250   0.5352   0.01460   0.00785   0.0402   0.0354   0.7736
   7.500   0.5530   0.01499   0.00826   0.0413   0.0327   0.7755
   7.750   0.5705   0.01541   0.00868   0.0425   0.0307   0.7775
   8.000   0.5863   0.01592   0.00919   0.0439   0.0285   0.7794
   8.250   0.6051   0.01630   0.00958   0.0448   0.0271   0.7811
   8.500   0.6227   0.01674   0.01002   0.0459   0.0261   0.7830
   8.750   0.6379   0.01726   0.01057   0.0472   0.0249   0.7858
   9.000   0.6532   0.01781   0.01117   0.0486   0.0239   0.7883
   9.250   0.6709   0.01825   0.01165   0.0496   0.0232   0.7906
   9.500   0.6883   0.01872   0.01214   0.0506   0.0224   0.7931
   9.750   0.7052   0.01923   0.01267   0.0516   0.0217   0.7955
  10.000   0.7199   0.01987   0.01332   0.0529   0.0210   0.7979
  10.250   0.7318   0.02066   0.01413   0.0544   0.0204   0.8003
  10.500   0.7464   0.02128   0.01482   0.0557   0.0199   0.8037
  10.750   0.7607   0.02194   0.01554   0.0569   0.0197   0.8067
  11.000   0.7773   0.02250   0.01615   0.0578   0.0193   0.8098
  11.250   0.7907   0.02326   0.01695   0.0590   0.0191   0.8129
  11.500   0.8067   0.02388   0.01760   0.0599   0.0186   0.8157
  11.750   0.8220   0.02455   0.01830   0.0608   0.0181   0.8190
  12.000   0.8347   0.02535   0.01916   0.0620   0.0178   0.8228
  12.250   0.8486   0.02610   0.01994   0.0630   0.0173   0.8266
  12.500   0.8590   0.02713   0.02101   0.0644   0.0172   0.8305
  12.750   0.8650   0.02854   0.02247   0.0661   0.0168   0.8339
  13.000   0.8788   0.02934   0.02336   0.0670   0.0167   0.8385
  13.250   0.8916   0.03023   0.02433   0.0679   0.0166   0.8430
  13.500   0.9045   0.03116   0.02534   0.0688   0.0164   0.8475
  13.750   0.9172   0.03214   0.02637   0.0696   0.0161   0.8516
  14.000   0.9284   0.03319   0.02751   0.0706   0.0161   0.8570
  14.250   0.9399   0.03424   0.02865   0.0715   0.0159   0.8625
  14.500   0.9508   0.03541   0.02990   0.0724   0.0158   0.8678
  14.750   0.9605   0.03661   0.03120   0.0733   0.0156   0.8742
  15.000   0.9702   0.03782   0.03250   0.0742   0.0154   0.8815
  15.250   0.9795   0.03906   0.03384   0.0749   0.0152   0.8892
  15.500   0.9870   0.04050   0.03539   0.0759   0.0151   0.8985
  15.750   0.9950   0.04187   0.03688   0.0766   0.0150   0.9091
  16.000   1.0019   0.04338   0.03849   0.0773   0.0147   0.9220
  16.250   1.0111   0.04504   0.04027   0.0773   0.0146   0.9365
  16.500   1.0278   0.04706   0.04242   0.0752   0.0146   0.9505
  17.000   1.0663   0.05233   0.04789   0.0680   0.0142   0.9662
  17.250   1.0799   0.05544   0.05113   0.0649   0.0140   0.9973
  17.500   1.0787   0.05821   0.05400   0.0652   0.0139   1.0000
  17.750   1.0646   0.06252   0.05850   0.0656   0.0138   1.0000
  18.000   1.0614   0.06585   0.06195   0.0647   0.0136   1.0000
  18.250   1.0560   0.06947   0.06569   0.0641   0.0137   1.0000
  18.500   1.0526   0.07314   0.06948   0.0628   0.0136   1.0000
  18.750   1.0438   0.07760   0.07408   0.0613   0.0135   1.0000
  19.000   1.0346   0.08224   0.07885   0.0595   0.0135   1.0000
  19.250   1.0221   0.08753   0.08428   0.0573   0.0135   1.0000
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