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NACA 66(3)-218 (naca663218-il) Xfoil prediction polar at RE=50,000 Ncrit=5


Details Polar file
Airfoil: NACA 66(3)-218 (naca663218-il)
Reynolds number: 50,000
Max Cl/Cd: 16.94 at α=9°
Description: Mach=0 Ncrit=5
Source: Xfoil prediction
Download polar: xf-naca663218-il-50000-n5.txt
Download as CSV file: xf-naca663218-il-50000-n5.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: NACA 66(3)-218                                  
  
 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
  ------ -------- --------- --------- -------- -------- --------
 -14.250  -0.4891   0.11726   0.10983  -0.0719   1.0000   0.0605
 -14.000  -0.5085   0.11190   0.10453  -0.0730   1.0000   0.0601
 -13.750  -0.5332   0.10678   0.09945  -0.0735   1.0000   0.0595
 -13.500  -0.5666   0.10132   0.09400  -0.0740   1.0000   0.0590
 -13.250  -0.6028   0.09641   0.08909  -0.0737   1.0000   0.0584
 -13.000  -0.6413   0.09190   0.08453  -0.0726   1.0000   0.0580
 -12.750  -0.6707   0.08651   0.07898  -0.0737   0.9967   0.0575
 -12.500  -0.6949   0.08112   0.07334  -0.0753   0.9911   0.0572
 -12.250  -0.7157   0.07657   0.06853  -0.0758   0.9860   0.0570
 -12.000  -0.7334   0.07271   0.06438  -0.0754   0.9807   0.0569
 -11.750  -0.7465   0.06930   0.06067  -0.0746   0.9755   0.0569
 -11.500  -0.7566   0.06633   0.05740  -0.0732   0.9703   0.0570
 -11.250  -0.7637   0.06367   0.05442  -0.0714   0.9650   0.0572
 -11.000  -0.7643   0.06105   0.05146  -0.0702   0.9608   0.0575
 -10.750  -0.7694   0.05915   0.04926  -0.0671   0.9552   0.0579
 -10.500  -0.7682   0.05714   0.04690  -0.0649   0.9510   0.0590
 -10.250  -0.7596   0.05506   0.04440  -0.0636   0.9480   0.0602
 -10.000  -0.7625   0.05376   0.04276  -0.0596   0.9430   0.0611
  -9.750  -0.7357   0.05175   0.04069  -0.0604   0.9408   0.0628
  -9.500  -0.7010   0.04981   0.03857  -0.0623   0.9390   0.0649
  -9.250  -0.6542   0.04794   0.03645  -0.0653   0.9381   0.0675
  -9.000  -0.6056   0.04655   0.03480  -0.0682   0.9372   0.0720
  -8.750  -0.5544   0.04564   0.03391  -0.0712   0.9366   0.0770
  -8.500  -0.5087   0.04510   0.03315  -0.0730   0.9355   0.0826
  -8.250  -0.4791   0.04433   0.03245  -0.0737   0.9339   0.0893
  -8.000  -0.4710   0.04396   0.03198  -0.0708   0.9300   0.0946
  -7.750  -0.4633   0.04333   0.03141  -0.0683   0.9267   0.1007
  -7.500  -0.4530   0.04270   0.03072  -0.0663   0.9238   0.1098
  -7.250  -0.4449   0.04182   0.02995  -0.0643   0.9213   0.1230
  -7.000  -0.4380   0.04066   0.02907  -0.0624   0.9189   0.1471
  -6.750  -0.4487   0.03989   0.02856  -0.0572   0.9146   0.1746
  -6.500  -0.4634   0.03882   0.02796  -0.0515   0.9104   0.2279
  -6.250  -0.4784   0.03766   0.02743  -0.0458   0.9070   0.3131
  -6.000  -0.4023   0.04249   0.03357  -0.0449   0.9074   0.5815
  -5.750  -0.4137   0.04262   0.03361  -0.0391   0.9044   0.6224
  -5.500  -0.4123   0.04423   0.03511  -0.0334   0.9020   0.6680
  -5.250  -0.4097   0.04641   0.03721  -0.0266   0.8987   0.7017
  -5.000  -0.3572   0.04879   0.03927  -0.0278   0.8975   0.7266
  -4.750  -0.3470   0.04915   0.03947  -0.0249   0.8948   0.7408
  -4.500  -0.3412   0.04939   0.03957  -0.0214   0.8925   0.7552
  -4.250  -0.2996   0.04983   0.03975  -0.0237   0.8914   0.7641
  -4.000  -0.2831   0.04991   0.03967  -0.0223   0.8892   0.7756
  -3.750  -0.2588   0.05001   0.03959  -0.0222   0.8873   0.7861
  -3.500  -0.2290   0.05004   0.03943  -0.0232   0.8857   0.7944
  -3.250  -0.2276   0.05009   0.03939  -0.0193   0.8831   0.8046
  -3.000  -0.2136   0.05008   0.03927  -0.0176   0.8804   0.8118
  -2.750  -0.2010   0.05004   0.03914  -0.0158   0.8774   0.8197
  -2.500  -0.1904   0.04996   0.03896  -0.0136   0.8747   0.8275
  -2.250  -0.1628   0.04993   0.03880  -0.0145   0.8724   0.8330
  -2.000  -0.1598   0.04985   0.03864  -0.0111   0.8696   0.8419
  -1.750  -0.1215   0.04984   0.03850  -0.0140   0.8679   0.8455
  -1.500  -0.1172   0.04981   0.03843  -0.0107   0.8639   0.8514
  -1.250  -0.1259   0.04970   0.03827  -0.0052   0.8596   0.8592
  -1.000  -0.0969   0.04969   0.03819  -0.0065   0.8568   0.8626
  -0.750  -0.0718   0.04968   0.03812  -0.0070   0.8539   0.8666
  -0.500  -0.0510   0.04971   0.03807  -0.0068   0.8512   0.8714
  -0.250  -0.0601   0.04960   0.03794  -0.0012   0.8461   0.8770
   0.000  -0.0402   0.04961   0.03792  -0.0009   0.8419   0.8802
   0.250  -0.0199   0.04962   0.03790  -0.0007   0.8381   0.8835
   0.500   0.0011   0.04967   0.03792  -0.0004   0.8348   0.8873
   0.750  -0.0092   0.04954   0.03777   0.0054   0.8289   0.8925
   1.000   0.0110   0.04959   0.03782   0.0056   0.8240   0.8950
   1.250   0.0361   0.04967   0.03790   0.0050   0.8197   0.8975
   1.500   0.0646   0.04981   0.03803   0.0039   0.8163   0.9000
   1.750   0.0565   0.04971   0.03794   0.0092   0.8086   0.9043
   2.000   0.0591   0.04960   0.03783   0.0129   0.8029   0.9082
   2.250   0.0922   0.04977   0.03803   0.0110   0.7991   0.9096
   2.500   0.0985   0.04984   0.03813   0.0135   0.7912   0.9124
   2.750   0.1210   0.04996   0.03829   0.0134   0.7857   0.9148
   3.000   0.1511   0.05012   0.03848   0.0122   0.7816   0.9168
   3.500   0.1567   0.04998   0.03841   0.0192   0.7664   0.9237
   3.750   0.1733   0.05020   0.03870   0.0198   0.7583   0.9260
   4.000   0.1994   0.05038   0.03897   0.0191   0.7516   0.9283
   4.250   0.2206   0.05052   0.03919   0.0193   0.7448   0.9308
   4.500   0.2312   0.05056   0.03930   0.0213   0.7359   0.9339
   4.750   0.2481   0.05051   0.03933   0.0226   0.7292   0.9371
   5.000   0.2664   0.05069   0.03962   0.0230   0.7193   0.9394
   5.250   0.2944   0.05085   0.03990   0.0220   0.7116   0.9416
   5.500   0.3173   0.05097   0.04016   0.0219   0.7021   0.9445
   5.750   0.3326   0.05108   0.04039   0.0231   0.6919   0.9483
   6.000   0.3619   0.05096   0.04042   0.0224   0.6842   0.9511
   6.250   0.3815   0.05117   0.04080   0.0225   0.6718   0.9537
   6.500   0.4077   0.05116   0.04096   0.0220   0.6616   0.9562
   6.750   0.4385   0.05084   0.04084   0.0213   0.6518   0.9589
   7.000   0.4533   0.05082   0.04097   0.0225   0.6381   0.9628
   7.250   0.4789   0.05076   0.04115   0.0220   0.6243   0.9655
   7.500   0.5044   0.05060   0.04121   0.0216   0.6101   0.9687
   7.750   0.5286   0.05029   0.04112   0.0217   0.5954   0.9728
   8.000   0.5602   0.04950   0.04061   0.0213   0.5788   0.9759
   8.250   0.5938   0.04749   0.03886   0.0219   0.5525   0.9795
   8.500   0.6262   0.04434   0.03586   0.0241   0.5087   0.9838
   8.750   0.6591   0.04223   0.03372   0.0254   0.4417   0.9874
   9.000   0.6906   0.04077   0.03158   0.0270   0.3263   0.9910
   9.250   0.6918   0.04237   0.03249   0.0291   0.2340   0.9969
   9.500   0.6824   0.04408   0.03373   0.0324   0.1801   1.0000
   9.750   0.6692   0.04522   0.03461   0.0369   0.1507   1.0000
  10.000   0.6579   0.04632   0.03547   0.0410   0.1317   1.0000
  10.250   0.6504   0.04733   0.03634   0.0447   0.1179   1.0000
  10.500   0.6484   0.04843   0.03734   0.0475   0.1062   1.0000
  10.750   0.6520   0.04962   0.03848   0.0494   0.0975   1.0000
  11.000   0.6583   0.05095   0.03971   0.0508   0.0904   1.0000
  11.250   0.6717   0.05204   0.04090   0.0518   0.0832   1.0000
  11.500   0.6868   0.05318   0.04194   0.0525   0.0782   1.0000
  11.750   0.7098   0.05403   0.04296   0.0529   0.0729   1.0000
  12.000   0.7341   0.05493   0.04385   0.0530   0.0683   1.0000
  12.250   0.7708   0.05569   0.04476   0.0528   0.0646   1.0000
  12.500   0.7989   0.05700   0.04625   0.0526   0.0612   1.0000
  12.750   0.8241   0.05848   0.04775   0.0522   0.0585   1.0000
  13.000   0.8470   0.06053   0.05001   0.0521   0.0565   1.0000
  13.250   0.8621   0.06306   0.05288   0.0523   0.0553   1.0000
  13.500   0.8706   0.06586   0.05598   0.0526   0.0545   1.0000
  13.750   0.8721   0.06892   0.05933   0.0532   0.0535   1.0000
  14.000   0.8701   0.07216   0.06283   0.0536   0.0529   1.0000
  14.250   0.8640   0.07572   0.06664   0.0539   0.0523   1.0000
  14.500   0.8565   0.07932   0.07044   0.0539   0.0515   1.0000
  14.750   0.8453   0.08342   0.07476   0.0536   0.0511   1.0000
  15.000   0.8290   0.08817   0.07974   0.0529   0.0509   1.0000
  15.250   0.8023   0.09438   0.08623   0.0512   0.0512   1.0000
  15.500   0.7655   0.10274   0.09489   0.0477   0.0518   1.0000
  15.750   0.7191   0.11442   0.10682   0.0414   0.0530   1.0000
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