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NACA 2418 (naca2418-il) Xfoil prediction polar at RE=1,000,000 Ncrit=5


Details Polar file
Airfoil: NACA 2418 (naca2418-il)
Reynolds number: 1,000,000
Max Cl/Cd: 87.52 at α=7.25°
Description: Mach=0 Ncrit=5
Source: Xfoil prediction
Download polar: xf-naca2418-il-1000000-n5.txt
Download as CSV file: xf-naca2418-il-1000000-n5.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: NACA 2418                                       
  
 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  -1.1926   0.08389   0.07986  -0.0564   1.0000   0.0294
 -19.500  -1.2161   0.07721   0.07306  -0.0596   1.0000   0.0296
 -19.250  -1.2364   0.07108   0.06681  -0.0625   1.0000   0.0297
 -19.000  -1.2559   0.06515   0.06076  -0.0653   1.0000   0.0299
 -18.750  -1.2715   0.05981   0.05531  -0.0678   1.0000   0.0301
 -18.500  -1.2843   0.05498   0.05037  -0.0699   1.0000   0.0302
 -18.250  -1.2942   0.05060   0.04588  -0.0718   1.0000   0.0304
 -18.000  -1.3005   0.04678   0.04195  -0.0734   1.0000   0.0306
 -17.750  -1.3043   0.04334   0.03842  -0.0747   1.0000   0.0308
 -17.500  -1.3052   0.04031   0.03531  -0.0758   1.0000   0.0310
 -17.250  -1.3039   0.03761   0.03252  -0.0766   1.0000   0.0312
 -17.000  -1.3036   0.03491   0.02975  -0.0772   1.0000   0.0314
 -16.750  -1.3013   0.03254   0.02731  -0.0776   1.0000   0.0318
 -16.500  -1.2972   0.03049   0.02519  -0.0777   1.0000   0.0321
 -16.250  -1.2914   0.02872   0.02337  -0.0774   1.0000   0.0325
 -16.000  -1.2843   0.02718   0.02178  -0.0769   1.0000   0.0329
 -15.750  -1.2764   0.02584   0.02039  -0.0762   1.0000   0.0334
 -15.500  -1.2681   0.02467   0.01917  -0.0751   1.0000   0.0338
 -15.250  -1.2599   0.02365   0.01810  -0.0736   1.0000   0.0343
 -15.000  -1.2531   0.02277   0.01717  -0.0716   1.0000   0.0346
 -14.750  -1.2487   0.02202   0.01638  -0.0689   1.0000   0.0349
 -14.500  -1.2480   0.02135   0.01566  -0.0654   0.9999   0.0353
 -14.250  -1.2265   0.02050   0.01479  -0.0657   0.9976   0.0360
 -14.000  -1.2041   0.01976   0.01403  -0.0660   0.9953   0.0368
 -13.750  -1.1798   0.01910   0.01334  -0.0664   0.9934   0.0376
 -13.500  -1.1555   0.01851   0.01272  -0.0667   0.9913   0.0384
 -13.250  -1.1330   0.01799   0.01216  -0.0664   0.9874   0.0392
 -13.000  -1.1100   0.01742   0.01158  -0.0663   0.9837   0.0402
 -12.750  -1.0850   0.01689   0.01104  -0.0664   0.9807   0.0415
 -12.500  -1.0637   0.01646   0.01059  -0.0657   0.9756   0.0428
 -12.250  -1.0401   0.01605   0.01016  -0.0653   0.9708   0.0439
 -12.000  -1.0157   0.01559   0.00968  -0.0651   0.9669   0.0455
 -11.750  -0.9941   0.01520   0.00929  -0.0642   0.9609   0.0470
 -11.500  -0.9706   0.01486   0.00892  -0.0636   0.9552   0.0485
 -11.250  -0.9473   0.01448   0.00852  -0.0629   0.9501   0.0502
 -11.000  -0.9249   0.01414   0.00818  -0.0621   0.9432   0.0522
 -10.750  -0.9011   0.01383   0.00784  -0.0614   0.9358   0.0540
 -10.500  -0.8783   0.01350   0.00749  -0.0606   0.9262   0.0562
 -10.250  -0.8547   0.01321   0.00717  -0.0598   0.9162   0.0588
 -10.000  -0.8307   0.01292   0.00687  -0.0592   0.9065   0.0614
  -9.750  -0.8062   0.01264   0.00657  -0.0586   0.8986   0.0643
  -9.500  -0.7811   0.01239   0.00631  -0.0581   0.8902   0.0669
  -9.250  -0.7563   0.01214   0.00604  -0.0576   0.8815   0.0700
  -9.000  -0.7304   0.01193   0.00580  -0.0572   0.8730   0.0728
  -8.750  -0.7052   0.01169   0.00555  -0.0567   0.8633   0.0760
  -8.500  -0.6791   0.01149   0.00533  -0.0564   0.8544   0.0792
  -8.250  -0.6532   0.01129   0.00510  -0.0560   0.8444   0.0824
  -8.000  -0.6270   0.01110   0.00490  -0.0556   0.8345   0.0862
  -7.750  -0.6007   0.01095   0.00470  -0.0553   0.8234   0.0892
  -7.500  -0.5743   0.01075   0.00450  -0.0550   0.8133   0.0927
  -7.250  -0.5478   0.01062   0.00432  -0.0546   0.8022   0.0959
  -7.000  -0.5210   0.01047   0.00415  -0.0544   0.7907   0.0991
  -6.750  -0.4946   0.01031   0.00397  -0.0541   0.7796   0.1032
  -6.500  -0.4675   0.01019   0.00382  -0.0538   0.7684   0.1069
  -6.250  -0.4411   0.01003   0.00365  -0.0535   0.7575   0.1124
  -6.000  -0.4142   0.00991   0.00350  -0.0532   0.7454   0.1175
  -5.750  -0.3874   0.00976   0.00335  -0.0530   0.7348   0.1236
  -5.250  -0.3335   0.00951   0.00308  -0.0525   0.7122   0.1366
  -5.000  -0.3066   0.00941   0.00296  -0.0522   0.7010   0.1439
  -4.750  -0.2795   0.00928   0.00284  -0.0520   0.6894   0.1532
  -4.500  -0.2527   0.00916   0.00273  -0.0518   0.6779   0.1637
  -4.250  -0.2257   0.00904   0.00262  -0.0515   0.6654   0.1750
  -4.000  -0.1986   0.00895   0.00253  -0.0513   0.6530   0.1864
  -3.750  -0.1716   0.00887   0.00245  -0.0511   0.6398   0.1985
  -3.500  -0.1445   0.00879   0.00237  -0.0509   0.6263   0.2101
  -3.250  -0.1171   0.00873   0.00231  -0.0507   0.6135   0.2204
  -3.000  -0.0898   0.00870   0.00225  -0.0505   0.6000   0.2305
  -2.750  -0.0623   0.00865   0.00220  -0.0503   0.5872   0.2395
  -2.500  -0.0346   0.00862   0.00216  -0.0502   0.5765   0.2490
  -2.250  -0.0071   0.00860   0.00212  -0.0500   0.5648   0.2574
  -2.000   0.0207   0.00858   0.00209  -0.0499   0.5544   0.2663
  -1.500   0.0763   0.00853   0.00204  -0.0497   0.5358   0.2857
  -1.250   0.1040   0.00851   0.00202  -0.0496   0.5268   0.2952
  -1.000   0.1318   0.00849   0.00201  -0.0495   0.5183   0.3071
  -0.750   0.1592   0.00847   0.00201  -0.0493   0.5078   0.3201
  -0.500   0.1867   0.00846   0.00200  -0.0492   0.4973   0.3338
  -0.250   0.2135   0.00842   0.00200  -0.0489   0.4856   0.3579
   0.000   0.2407   0.00835   0.00201  -0.0487   0.4767   0.3864
   0.250   0.2679   0.00831   0.00202  -0.0485   0.4677   0.4101
   0.500   0.2952   0.00828   0.00204  -0.0484   0.4602   0.4329
   0.750   0.3228   0.00823   0.00206  -0.0483   0.4530   0.4572
   1.000   0.3499   0.00823   0.00209  -0.0480   0.4449   0.4799
   1.250   0.3776   0.00821   0.00213  -0.0479   0.4374   0.5020
   1.500   0.4047   0.00823   0.00217  -0.0477   0.4280   0.5242
   1.750   0.4322   0.00824   0.00222  -0.0476   0.4205   0.5435
   2.000   0.4597   0.00826   0.00228  -0.0474   0.4124   0.5619
   2.250   0.4867   0.00831   0.00234  -0.0472   0.4043   0.5813
   2.500   0.5142   0.00834   0.00241  -0.0471   0.3954   0.5988
   2.750   0.5409   0.00842   0.00249  -0.0468   0.3857   0.6153
   3.000   0.5682   0.00846   0.00257  -0.0466   0.3772   0.6329
   3.250   0.5945   0.00854   0.00266  -0.0463   0.3670   0.6529
   3.500   0.6204   0.00865   0.00277  -0.0459   0.3527   0.6731
   3.750   0.6462   0.00877   0.00289  -0.0454   0.3377   0.6921
   4.000   0.6719   0.00888   0.00301  -0.0450   0.3254   0.7131
   4.250   0.6972   0.00899   0.00315  -0.0445   0.3142   0.7378
   4.500   0.7232   0.00907   0.00328  -0.0440   0.3048   0.7621
   4.750   0.7481   0.00920   0.00343  -0.0435   0.2941   0.7872
   5.000   0.7723   0.00929   0.00360  -0.0427   0.2829   0.8226
   5.250   0.7959   0.00940   0.00379  -0.0417   0.2729   0.8590
   5.500   0.8189   0.00958   0.00399  -0.0407   0.2610   0.8868
   5.750   0.8426   0.00976   0.00418  -0.0398   0.2499   0.9058
   6.000   0.8658   0.00998   0.00438  -0.0388   0.2393   0.9225
   6.250   0.8885   0.01024   0.00461  -0.0378   0.2277   0.9379
   6.500   0.9125   0.01048   0.00482  -0.0370   0.2175   0.9517
   6.750   0.9374   0.01074   0.00506  -0.0365   0.2085   0.9640
   7.000   0.9651   0.01104   0.00531  -0.0366   0.1989   0.9730
   7.250   0.9925   0.01134   0.00556  -0.0368   0.1884   0.9810
   7.500   1.0213   0.01170   0.00585  -0.0373   0.1763   0.9875
   7.750   1.0487   0.01208   0.00616  -0.0376   0.1650   0.9932
   8.000   1.0779   0.01248   0.00649  -0.0383   0.1533   0.9972
   8.250   1.0979   0.01284   0.00679  -0.0371   0.1428   1.0000
   8.500   1.1098   0.01313   0.00704  -0.0341   0.1355   1.0000
   8.750   1.1243   0.01349   0.00736  -0.0318   0.1281   1.0000
   9.000   1.1411   0.01385   0.00769  -0.0299   0.1214   1.0000
   9.250   1.1582   0.01425   0.00806  -0.0283   0.1156   1.0000
   9.500   1.1756   0.01467   0.00845  -0.0267   0.1099   1.0000
   9.750   1.1932   0.01510   0.00887  -0.0252   0.1048   1.0000
  10.000   1.2104   0.01558   0.00932  -0.0237   0.0996   1.0000
  10.250   1.2279   0.01605   0.00979  -0.0223   0.0953   1.0000
  10.500   1.2452   0.01656   0.01028  -0.0210   0.0909   1.0000
  10.750   1.2619   0.01711   0.01082  -0.0196   0.0870   1.0000
  11.000   1.2787   0.01767   0.01138  -0.0183   0.0829   1.0000
  11.250   1.2942   0.01832   0.01201  -0.0170   0.0791   1.0000
  11.500   1.3104   0.01895   0.01264  -0.0157   0.0753   1.0000
  11.750   1.3249   0.01969   0.01338  -0.0143   0.0718   1.0000
  12.000   1.3398   0.02043   0.01412  -0.0131   0.0682   1.0000
  12.250   1.3532   0.02129   0.01497  -0.0118   0.0649   1.0000
  12.500   1.3670   0.02214   0.01584  -0.0106   0.0619   1.0000
  12.750   1.3793   0.02313   0.01682  -0.0093   0.0590   1.0000
  13.000   1.3926   0.02407   0.01778  -0.0082   0.0569   1.0000
  13.250   1.4043   0.02515   0.01888  -0.0071   0.0546   1.0000
  13.500   1.4158   0.02628   0.02003  -0.0060   0.0528   1.0000
  13.750   1.4274   0.02744   0.02121  -0.0051   0.0511   1.0000
  14.000   1.4374   0.02874   0.02255  -0.0041   0.0494   1.0000
  14.250   1.4462   0.03018   0.02401  -0.0032   0.0479   1.0000
  14.500   1.4565   0.03154   0.02541  -0.0024   0.0467   1.0000
  14.750   1.4654   0.03306   0.02697  -0.0017   0.0455   1.0000
  15.000   1.4726   0.03476   0.02870  -0.0010   0.0442   1.0000
  15.250   1.4783   0.03665   0.03063  -0.0004   0.0430   1.0000
  15.500   1.4860   0.03841   0.03244   0.0001   0.0422   1.0000
  15.750   1.4925   0.04033   0.03441   0.0005   0.0412   1.0000
  16.000   1.4974   0.04244   0.03657   0.0009   0.0404   1.0000
  16.250   1.5009   0.04473   0.03891   0.0011   0.0396   1.0000
  16.500   1.5032   0.04721   0.04144   0.0013   0.0389   1.0000
  16.750   1.5053   0.04977   0.04406   0.0014   0.0383   1.0000
  17.000   1.5084   0.05227   0.04662   0.0013   0.0378   1.0000
  17.250   1.5101   0.05493   0.04935   0.0012   0.0373   1.0000
  17.500   1.5104   0.05782   0.05231   0.0010   0.0368   1.0000
  17.750   1.5096   0.06087   0.05543   0.0007   0.0363   1.0000
  18.000   1.5077   0.06410   0.05873   0.0003   0.0358   1.0000
  18.250   1.5045   0.06749   0.06219  -0.0001   0.0353   1.0000
  18.500   1.5003   0.07105   0.06581  -0.0007   0.0349   1.0000
  18.750   1.4944   0.07489   0.06972  -0.0014   0.0344   1.0000
  19.000   1.4884   0.07880   0.07371  -0.0023   0.0341   1.0000
  19.250   1.4838   0.08253   0.07753  -0.0031   0.0338   1.0000
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