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NACA 66(3)-418 (naca663418-il) Xfoil prediction polar at RE=50,000 Ncrit=5


Details Polar file
Airfoil: NACA 66(3)-418 (naca663418-il)
Reynolds number: 50,000
Max Cl/Cd: 16.78 at α=10.5°
Description: Mach=0 Ncrit=5
Source: Xfoil prediction
Download polar: xf-naca663418-il-50000-n5.txt
Download as CSV file: xf-naca663418-il-50000-n5.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: NACA 66(3)-418                                  
  
 1 1 Reynolds number fixed          Mach number fixed         
  
 xtrf =   1.000 (top)        1.000 (bottom)  
 Mach =   0.000     Re =     0.050 e 6     Ncrit =   5.000
  
   alpha    CL        CD       CDp       CM     Top_Xtr  Bot_Xtr
  ------ -------- --------- --------- -------- -------- --------
 -13.000  -0.4423   0.11743   0.11019  -0.0780   0.9773   0.0639
 -12.750  -0.4512   0.10976   0.10249  -0.0831   0.9744   0.0636
 -12.500  -0.4682   0.10207   0.09476  -0.0880   0.9710   0.0630
 -12.250  -0.4919   0.09499   0.08761  -0.0919   0.9666   0.0623
 -12.000  -0.5193   0.08823   0.08072  -0.0954   0.9628   0.0616
 -11.750  -0.5474   0.08290   0.07522  -0.0970   0.9583   0.0612
 -11.500  -0.5750   0.07879   0.07092  -0.0964   0.9526   0.0609
 -11.250  -0.5970   0.07496   0.06686  -0.0960   0.9482   0.0607
 -11.000  -0.6204   0.07244   0.06415  -0.0930   0.9426   0.0605
 -10.750  -0.6426   0.07032   0.06183  -0.0893   0.9371   0.0606
 -10.500  -0.6596   0.06812   0.05939  -0.0860   0.9330   0.0607
 -10.250  -0.6782   0.06647   0.05754  -0.0811   0.9284   0.0607
 -10.000  -0.6937   0.06467   0.05551  -0.0764   0.9234   0.0608
  -9.750  -0.6988   0.06246   0.05300  -0.0733   0.9195   0.0610
  -9.500  -0.6964   0.06007   0.05026  -0.0712   0.9166   0.0612
  -9.250  -0.6997   0.05827   0.04818  -0.0675   0.9132   0.0616
  -9.000  -0.7039   0.05677   0.04641  -0.0633   0.9098   0.0619
  -8.750  -0.7007   0.05513   0.04446  -0.0602   0.9071   0.0626
  -8.500  -0.6929   0.05352   0.04248  -0.0578   0.9047   0.0637
  -8.250  -0.6796   0.05195   0.04051  -0.0561   0.9025   0.0651
  -8.000  -0.6553   0.05042   0.03895  -0.0564   0.9009   0.0671
  -7.750  -0.6277   0.04906   0.03742  -0.0569   0.8994   0.0691
  -7.500  -0.5988   0.04786   0.03603  -0.0572   0.8979   0.0710
  -7.250  -0.5800   0.04705   0.03506  -0.0556   0.8958   0.0731
  -7.000  -0.5525   0.04631   0.03416  -0.0554   0.8944   0.0764
  -6.750  -0.5200   0.04569   0.03359  -0.0561   0.8932   0.0806
  -6.500  -0.4879   0.04523   0.03300  -0.0564   0.8920   0.0852
  -6.250  -0.4672   0.04477   0.03249  -0.0552   0.8902   0.0898
  -6.000  -0.4535   0.04427   0.03201  -0.0533   0.8880   0.0954
  -5.750  -0.4401   0.04377   0.03143  -0.0512   0.8858   0.1021
  -5.500  -0.4296   0.04315   0.03084  -0.0491   0.8838   0.1101
  -5.250  -0.4210   0.04251   0.03025  -0.0466   0.8821   0.1216
  -5.000  -0.4236   0.04191   0.02975  -0.0422   0.8800   0.1353
  -4.750  -0.4319   0.04120   0.02922  -0.0369   0.8769   0.1540
  -4.500  -0.4402   0.04005   0.02851  -0.0318   0.8739   0.2033
  -4.250  -0.4046   0.04200   0.03313  -0.0264   0.8732   0.6072
  -4.000  -0.4246   0.04120   0.03219  -0.0198   0.8701   0.6496
  -3.750  -0.4275   0.04140   0.03219  -0.0146   0.8672   0.6945
  -3.500  -0.3892   0.04566   0.03632  -0.0101   0.8657   0.7667
  -3.250  -0.2969   0.04958   0.03984  -0.0161   0.8658   0.8155
  -3.000  -0.2781   0.04976   0.03981  -0.0149   0.8640   0.8290
  -2.750  -0.2436   0.04995   0.03977  -0.0167   0.8617   0.8358
  -2.500  -0.2495   0.04979   0.03953  -0.0114   0.8579   0.8469
  -2.250  -0.2159   0.04988   0.03942  -0.0133   0.8556   0.8525
  -2.000  -0.2128   0.04974   0.03916  -0.0098   0.8523   0.8619
  -1.750  -0.1779   0.04980   0.03904  -0.0120   0.8500   0.8665
  -1.500  -0.1477   0.04987   0.03895  -0.0135   0.8478   0.8716
  -1.250  -0.1536   0.04971   0.03872  -0.0084   0.8440   0.8798
  -1.000  -0.1320   0.04970   0.03862  -0.0084   0.8402   0.8836
  -0.750  -0.1136   0.04970   0.03851  -0.0078   0.8365   0.8883
  -0.500  -0.1048   0.04961   0.03833  -0.0054   0.8329   0.8940
  -0.250  -0.0797   0.04967   0.03829  -0.0059   0.8301   0.8975
   0.000  -0.0633   0.04970   0.03825  -0.0051   0.8257   0.9009
   0.250  -0.0547   0.04966   0.03816  -0.0028   0.8208   0.9052
   0.500  -0.0469   0.04957   0.03802  -0.0002   0.8163   0.9100
   0.750  -0.0223   0.04967   0.03805  -0.0006   0.8130   0.9128
   1.000  -0.0063   0.04975   0.03809   0.0003   0.8080   0.9155
   1.250   0.0062   0.04977   0.03809   0.0018   0.8023   0.9188
   1.500   0.0238   0.04982   0.03810   0.0026   0.7979   0.9219
   1.750   0.0429   0.04987   0.03810   0.0034   0.7942   0.9250
   2.000   0.0469   0.04989   0.03813   0.0061   0.7866   0.9283
   2.250   0.0714   0.05007   0.03830   0.0056   0.7816   0.9305
   2.500   0.1008   0.05028   0.03850   0.0044   0.7779   0.9324
   2.750   0.0984   0.05026   0.03850   0.0083   0.7697   0.9362
   3.000   0.1162   0.05034   0.03857   0.0092   0.7642   0.9396
   3.250   0.1530   0.05069   0.03894   0.0067   0.7607   0.9413
   3.500   0.1594   0.05090   0.03920   0.0087   0.7514   0.9445
   3.750   0.1872   0.05113   0.03946   0.0078   0.7463   0.9468
   4.000   0.1973   0.05129   0.03966   0.0096   0.7387   0.9503
   4.250   0.2198   0.05154   0.03997   0.0093   0.7319   0.9529
   4.500   0.2580   0.05182   0.04032   0.0068   0.7278   0.9546
   4.750   0.2683   0.05222   0.04080   0.0079   0.7173   0.9580
   5.000   0.3027   0.05243   0.04109   0.0061   0.7123   0.9607
   5.250   0.3152   0.05285   0.04161   0.0070   0.7019   0.9645
   5.500   0.3530   0.05307   0.04194   0.0045   0.6964   0.9665
   5.750   0.3679   0.05354   0.04252   0.0049   0.6856   0.9700
   6.000   0.4033   0.05360   0.04271   0.0031   0.6800   0.9727
   6.250   0.4189   0.05409   0.04333   0.0033   0.6683   0.9761
   6.500   0.4585   0.05404   0.04345   0.0010   0.6628   0.9786
   6.750   0.4739   0.05449   0.04404   0.0013   0.6503   0.9829
   7.000   0.4955   0.05486   0.04457   0.0007   0.6387   0.9869
   7.250   0.5357   0.05451   0.04442  -0.0014   0.6321   0.9905
   7.500   0.5531   0.05485   0.04494  -0.0013   0.6188   0.9969
   7.750   0.5608   0.05490   0.04512   0.0009   0.6060   1.0000
   8.000   0.5638   0.05468   0.04499   0.0042   0.5939   1.0000
   8.500   0.5913   0.05356   0.04414   0.0085   0.5731   1.0000
   8.750   0.6010   0.05351   0.04422   0.0106   0.5593   1.0000
   9.000   0.6166   0.05338   0.04426   0.0119   0.5456   1.0000
   9.250   0.6385   0.05289   0.04397   0.0128   0.5319   1.0000
   9.500   0.6640   0.05182   0.04311   0.0138   0.5159   1.0000
  10.000   0.7203   0.04718   0.03874   0.0177   0.4551   1.0000
  10.250   0.7413   0.04608   0.03756   0.0196   0.4036   1.0000
  10.500   0.7627   0.04544   0.03660   0.0213   0.3374   1.0000
  10.750   0.7697   0.04652   0.03720   0.0231   0.2659   1.0000
  11.000   0.7675   0.04877   0.03897   0.0247   0.2038   1.0000
  11.250   0.7640   0.05149   0.04126   0.0259   0.1564   1.0000
  11.500   0.7632   0.05418   0.04363   0.0268   0.1270   1.0000
  11.750   0.7665   0.05662   0.04590   0.0275   0.1091   1.0000
  12.000   0.7727   0.05886   0.04804   0.0280   0.0972   1.0000
  12.250   0.7806   0.06093   0.05001   0.0283   0.0892   1.0000
  12.500   0.7931   0.06266   0.05183   0.0287   0.0814   1.0000
  12.750   0.8070   0.06428   0.05345   0.0290   0.0757   1.0000
  13.000   0.8249   0.06562   0.05490   0.0292   0.0706   1.0000
  13.250   0.8455   0.06678   0.05603   0.0294   0.0664   1.0000
  13.500   0.8708   0.06781   0.05730   0.0296   0.0625   1.0000
  13.750   0.8964   0.06892   0.05847   0.0296   0.0593   1.0000
  14.000   0.9217   0.07041   0.06009   0.0295   0.0566   1.0000
  14.250   0.9368   0.07270   0.06268   0.0295   0.0543   1.0000
  14.500   0.9501   0.07514   0.06533   0.0294   0.0525   1.0000
  14.750   0.9630   0.07772   0.06809   0.0293   0.0513   1.0000
  15.000   0.9740   0.08049   0.07102   0.0291   0.0504   1.0000
  15.250   0.9794   0.08377   0.07446   0.0289   0.0496   1.0000
  15.500   0.9690   0.08822   0.07926   0.0286   0.0492   1.0000
  15.750   0.9555   0.09310   0.08446   0.0278   0.0489   1.0000
  16.000   0.9385   0.09856   0.09023   0.0265   0.0487   1.0000
  16.250   0.9191   0.10466   0.09660   0.0244   0.0486   1.0000
  16.500   0.8983   0.11142   0.10361   0.0215   0.0487   1.0000
  16.750   0.8747   0.11916   0.11157   0.0176   0.0489   1.0000
  17.000   0.8493   0.12808   0.12066   0.0126   0.0492   1.0000
  17.250   0.8270   0.13740   0.13011   0.0071   0.0495   1.0000
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