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NACA 66(3)-418 (naca663418-il) Xfoil prediction polar at RE=200,000 Ncrit=9


Details Polar file
Airfoil: NACA 66(3)-418 (naca663418-il)
Reynolds number: 200,000
Max Cl/Cd: 42.68 at α=8.5°
Description: Mach=0 Ncrit=9
Source: Xfoil prediction
Download polar: xf-naca663418-il-200000.txt
Download as CSV file: xf-naca663418-il-200000.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 =     0.200 e 6     Ncrit =   9.000
  
   alpha    CL        CD       CDp       CM     Top_Xtr  Bot_Xtr
  ------ -------- --------- --------- -------- -------- --------
 -13.500  -0.1454   0.10127   0.09747  -0.1184   0.9359   0.0841
 -13.250  -0.1370   0.09866   0.09485  -0.1191   0.9325   0.0861
 -13.000  -0.2655   0.09690   0.09303  -0.1222   0.9575   0.0838
 -12.750  -0.2499   0.09479   0.09090  -0.1231   0.9529   0.0860
 -12.500  -0.1927   0.07888   0.07511  -0.1295   0.9255   0.0961
 -12.250  -0.1729   0.07849   0.07470  -0.1276   0.9214   0.0979
 -12.000  -0.1732   0.07481   0.07100  -0.1284   0.9181   0.1000
 -11.750  -0.2126   0.06503   0.06122  -0.1339   0.9155   0.1030
 -11.500  -0.2681   0.05646   0.05253  -0.1371   0.9123   0.1035
 -11.250  -0.3113   0.05146   0.04742  -0.1367   0.9075   0.1041
 -11.000  -0.3481   0.04805   0.04387  -0.1344   0.9017   0.1048
 -10.750  -0.3927   0.04606   0.04166  -0.1297   0.8960   0.1062
 -10.500  -0.5647   0.04785   0.04160  -0.1134   0.8912   0.0592
 -10.250  -0.5833   0.04253   0.03558  -0.1072   0.8858   0.0509
 -10.000  -0.5610   0.03936   0.03228  -0.1074   0.8835   0.0500
  -9.750  -0.5458   0.03705   0.02973  -0.1062   0.8811   0.0495
  -9.500  -0.5290   0.03524   0.02765  -0.1050   0.8791   0.0496
  -9.250  -0.5141   0.03411   0.02626  -0.1033   0.8770   0.0501
  -9.000  -0.5102   0.03367   0.02565  -0.0998   0.8723   0.0504
  -8.750  -0.4968   0.03287   0.02466  -0.0978   0.8691   0.0507
  -8.500  -0.4591   0.03067   0.02231  -0.0999   0.8681   0.0512
  -8.250  -0.4047   0.02853   0.02017  -0.1049   0.8681   0.0525
  -8.000  -0.3594   0.02729   0.01892  -0.1083   0.8674   0.0543
  -7.750  -0.3288   0.02664   0.01824  -0.1091   0.8658   0.0566
  -7.500  -0.2985   0.02605   0.01757  -0.1096   0.8643   0.0586
  -7.250  -0.2642   0.02520   0.01674  -0.1108   0.8633   0.0608
  -7.000  -0.2429   0.02463   0.01625  -0.1100   0.8619   0.0635
  -6.750  -0.2251   0.02427   0.01588  -0.1088   0.8604   0.0666
  -6.500  -0.2456   0.02525   0.01687  -0.1013   0.8547   0.0673
  -6.250  -0.2622   0.02590   0.01751  -0.0941   0.8503   0.0683
  -6.000  -0.2656   0.02593   0.01751  -0.0891   0.8474   0.0706
  -5.750  -0.2643   0.02564   0.01726  -0.0850   0.8452   0.0742
  -5.500  -0.3947   0.02925   0.02076  -0.0573   0.8364   0.0654
  -5.250  -0.4078   0.02961   0.02109  -0.0508   0.8344   0.0667
  -5.000  -0.4082   0.02972   0.02116  -0.0464   0.8329   0.0688
  -4.750  -0.4004   0.02931   0.02078  -0.0435   0.8310   0.0728
  -4.500  -0.3924   0.02922   0.02070  -0.0407   0.8301   0.0779
  -4.250  -0.3764   0.02888   0.02036  -0.0392   0.8289   0.0854
  -4.000  -0.3550   0.02807   0.01978  -0.0387   0.8275   0.1206
  -3.750  -0.3606   0.02504   0.01877  -0.0352   0.8264   0.4855
  -3.500  -0.3791   0.02565   0.02021  -0.0269   0.8239   0.6534
  -3.250  -0.3788   0.02651   0.02108  -0.0221   0.8220   0.6962
  -3.000  -0.3699   0.02726   0.02176  -0.0189   0.8196   0.7218
  -2.750  -0.3563   0.02812   0.02258  -0.0162   0.8176   0.7391
  -2.500  -0.3405   0.02910   0.02357  -0.0133   0.8157   0.7524
  -2.250  -0.3166   0.03010   0.02457  -0.0112   0.8130   0.7662
  -2.000  -0.2894   0.03159   0.02607  -0.0084   0.8107   0.7851
  -1.750  -0.2595   0.03357   0.02805  -0.0049   0.8091   0.8096
  -1.500  -0.2940   0.03393   0.02848   0.0053   0.8024   0.8149
  -1.250  -0.2851   0.03499   0.02954   0.0106   0.7991   0.8307
  -1.000  -0.2593   0.03537   0.02983   0.0112   0.7961   0.8425
  -0.750  -0.2175   0.03554   0.02992   0.0094   0.7937   0.8450
  -0.500  -0.2205   0.03567   0.03004   0.0142   0.7868   0.8491
  -0.250  -0.2027   0.03562   0.02994   0.0152   0.7821   0.8526
   0.000  -0.1700   0.03552   0.02975   0.0137   0.7791   0.8551
   0.250  -0.1302   0.03544   0.02959   0.0110   0.7771   0.8571
   0.500  -0.0868   0.03546   0.02953   0.0077   0.7758   0.8586
   0.750  -0.1052   0.03535   0.02943   0.0141   0.7645   0.8617
   1.000  -0.0704   0.03531   0.02935   0.0127   0.7620   0.8629
   1.250  -0.0305   0.03527   0.02925   0.0103   0.7603   0.8637
   1.500   0.0127   0.03526   0.02920   0.0074   0.7591   0.8644
   1.750   0.0000   0.03535   0.02930   0.0126   0.7468   0.8675
   2.000   0.0388   0.03523   0.02916   0.0103   0.7448   0.8682
   2.250   0.0793   0.03517   0.02907   0.0077   0.7434   0.8689
   2.500   0.0780   0.03545   0.02936   0.0108   0.7319   0.8713
   2.750   0.1155   0.03532   0.02921   0.0087   0.7295   0.8727
   3.000   0.1559   0.03516   0.02905   0.0062   0.7279   0.8735
   3.250   0.1984   0.03499   0.02888   0.0035   0.7267   0.8741
   3.500   0.1991   0.03539   0.02929   0.0060   0.7143   0.8761
   3.750   0.2376   0.03508   0.02900   0.0042   0.7124   0.8769
   4.000   0.2779   0.03477   0.02871   0.0021   0.7111   0.8777
   4.250   0.2791   0.03520   0.02918   0.0052   0.6989   0.8797
   4.500   0.3178   0.03480   0.02881   0.0035   0.6969   0.8808
   4.750   0.3579   0.03435   0.02842   0.0016   0.6955   0.8822
   5.000   0.3632   0.03483   0.02894   0.0040   0.6836   0.8848
   5.250   0.4028   0.03432   0.02847   0.0021   0.6815   0.8861
   5.500   0.4456   0.03362   0.02784  -0.0001   0.6800   0.8873
   5.750   0.4906   0.03278   0.02707  -0.0026   0.6790   0.8885
   6.000   0.4989   0.03319   0.02753  -0.0008   0.6662   0.8910
   6.250   0.5427   0.03224   0.02667  -0.0029   0.6648   0.8922
   6.500   0.5844   0.03122   0.02575  -0.0045   0.6637   0.8935
   7.750   0.7489   0.02422   0.01921  -0.0043   0.6180   0.9051
   8.000   0.7556   0.02460   0.01966  -0.0017   0.5972   0.9089
   8.250   0.7853   0.02351   0.01863  -0.0012   0.5757   0.9117
   8.500   0.8579   0.02010   0.01483  -0.0049   0.5070   0.9124
   8.750   0.8620   0.02073   0.01501  -0.0015   0.4338   0.9164
   9.000   0.8531   0.02225   0.01614   0.0028   0.3697   0.9215
   9.250   0.8388   0.02391   0.01746   0.0079   0.3096   0.9269
   9.500   0.8237   0.02595   0.01908   0.0123   0.2375   0.9331
   9.750   0.8084   0.02823   0.02082   0.0165   0.1539   0.9393
  10.000   0.7983   0.03051   0.02260   0.0198   0.0922   0.9460
  10.250   0.8012   0.03214   0.02409   0.0217   0.0733   0.9525
  10.500   0.8100   0.03353   0.02549   0.0227   0.0644   0.9601
  10.750   0.8212   0.03514   0.02713   0.0230   0.0585   0.9677
  11.000   0.8374   0.03664   0.02864   0.0223   0.0536   0.9762
  11.250   0.8520   0.03800   0.03004   0.0220   0.0503   0.9936
  11.500   0.8676   0.03928   0.03133   0.0219   0.0471   1.0000
  11.750   0.8831   0.04065   0.03262   0.0219   0.0448   1.0000
  12.000   0.9044   0.04168   0.03370   0.0217   0.0432   1.0000
  12.250   0.9274   0.04265   0.03472   0.0213   0.0417   1.0000
  12.500   0.9517   0.04361   0.03570   0.0209   0.0401   1.0000
  12.750   0.9808   0.04446   0.03646   0.0201   0.0385   1.0000
  13.000   1.0130   0.04550   0.03757   0.0192   0.0370   1.0000
  13.250   1.0367   0.04684   0.03906   0.0187   0.0360   1.0000
  13.500   1.0640   0.04828   0.04066   0.0181   0.0353   1.0000
  13.750   1.0890   0.04999   0.04254   0.0175   0.0347   1.0000
  14.000   1.1110   0.05196   0.04468   0.0172   0.0343   1.0000
  14.250   1.1288   0.05425   0.04719   0.0171   0.0341   1.0000
  14.500   1.1399   0.05696   0.05016   0.0175   0.0340   1.0000
  14.750   1.1442   0.06019   0.05369   0.0183   0.0342   1.0000
  15.000   1.1413   0.06387   0.05770   0.0193   0.0345   1.0000
  15.250   1.1332   0.06784   0.06197   0.0204   0.0350   1.0000
  15.500   1.1203   0.07208   0.06650   0.0214   0.0352   1.0000
  15.750   1.1050   0.07635   0.07103   0.0220   0.0352   1.0000
  16.000   1.0877   0.08129   0.07623   0.0223   0.0357   1.0000
  16.250   1.0685   0.08640   0.08156   0.0221   0.0359   1.0000
  16.500   1.0480   0.09191   0.08729   0.0213   0.0362   1.0000
  16.750   1.0273   0.09781   0.09338   0.0199   0.0366   1.0000
  17.000   1.0048   0.10426   0.10002   0.0178   0.0368   1.0000
  17.250   0.9884   0.11051   0.10640   0.0154   0.0372   1.0000
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