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NACA 65(4)-221 (naca654221-il) Xfoil prediction polar at RE=1,000,000 Ncrit=5


Details Polar file
Airfoil: NACA 65(4)-221 (naca654221-il)
Reynolds number: 1,000,000
Max Cl/Cd: 91.92 at α=5°
Description: Mach=0 Ncrit=5
Source: Xfoil prediction
Download polar: xf-naca654221-il-1000000-n5.txt
Download as CSV file: xf-naca654221-il-1000000-n5.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: NACA 65(4)-221                                  
  
 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  -1.0734   0.08090   0.07659  -0.0584   1.0000   0.0166
 -19.500  -1.0720   0.07801   0.07363  -0.0593   1.0000   0.0167
 -19.250  -1.0700   0.07520   0.07075  -0.0601   1.0000   0.0168
 -19.000  -1.0694   0.07233   0.06782  -0.0608   1.0000   0.0168
 -18.750  -1.0666   0.06969   0.06511  -0.0615   1.0000   0.0169
 -18.500  -1.0621   0.06731   0.06268  -0.0621   1.0000   0.0169
 -18.250  -1.0594   0.06478   0.06008  -0.0626   1.0000   0.0170
 -17.750  -1.0461   0.06015   0.05533  -0.0640   0.9698   0.0171
 -17.500  -1.0177   0.05694   0.05202  -0.0703   0.9557   0.0172
 -17.250  -0.9915   0.05352   0.04850  -0.0768   0.9407   0.0175
 -17.000  -0.9706   0.05113   0.04596  -0.0805   0.9124   0.0178
 -16.750  -0.9635   0.04928   0.04395  -0.0807   0.8884   0.0177
 -16.500  -0.9557   0.04771   0.04229  -0.0805   0.8716   0.0179
 -16.250  -0.9490   0.04608   0.04055  -0.0802   0.8580   0.0181
 -16.000  -0.9410   0.04453   0.03893  -0.0800   0.8466   0.0182
 -15.750  -0.9325   0.04305   0.03736  -0.0797   0.8363   0.0183
 -15.500  -0.9240   0.04159   0.03581  -0.0793   0.8256   0.0185
 -15.250  -0.9141   0.04026   0.03442  -0.0790   0.8169   0.0186
 -15.000  -0.9038   0.03897   0.03306  -0.0787   0.8079   0.0188
 -14.750  -0.8944   0.03766   0.03167  -0.0782   0.8000   0.0189
 -14.500  -0.8834   0.03645   0.03040  -0.0779   0.7927   0.0190
 -14.250  -0.8728   0.03525   0.02913  -0.0774   0.7852   0.0191
 -14.000  -0.8610   0.03414   0.02796  -0.0769   0.7790   0.0194
 -13.750  -0.8496   0.03303   0.02680  -0.0764   0.7719   0.0195
 -13.250  -0.8258   0.03095   0.02460  -0.0753   0.7591   0.0197
 -13.000  -0.8128   0.03001   0.02359  -0.0747   0.7523   0.0200
 -12.500  -0.7873   0.02815   0.02163  -0.0734   0.7409   0.0203
 -12.250  -0.7740   0.02727   0.02070  -0.0728   0.7355   0.0204
 -12.000  -0.7638   0.02624   0.01962  -0.0718   0.7300   0.0208
 -11.750  -0.7514   0.02536   0.01870  -0.0710   0.7253   0.0211
 -11.500  -0.7386   0.02451   0.01782  -0.0702   0.7205   0.0214
 -11.250  -0.7253   0.02373   0.01701  -0.0693   0.7153   0.0217
 -11.000  -0.7117   0.02299   0.01622  -0.0684   0.7096   0.0220
 -10.750  -0.6976   0.02226   0.01546  -0.0675   0.7055   0.0223
 -10.500  -0.6830   0.02157   0.01475  -0.0667   0.7010   0.0226
 -10.250  -0.6687   0.02089   0.01402  -0.0658   0.6966   0.0230
 -10.000  -0.6538   0.02026   0.01335  -0.0648   0.6922   0.0234
  -9.750  -0.6385   0.01964   0.01270  -0.0639   0.6885   0.0238
  -9.500  -0.6234   0.01902   0.01205  -0.0630   0.6850   0.0242
  -9.250  -0.6093   0.01837   0.01138  -0.0619   0.6809   0.0249
  -9.000  -0.5943   0.01778   0.01077  -0.0608   0.6768   0.0254
  -8.500  -0.5635   0.01669   0.00963  -0.0587   0.6691   0.0271
  -8.250  -0.5472   0.01618   0.00910  -0.0577   0.6657   0.0279
  -8.000  -0.5317   0.01567   0.00858  -0.0565   0.6622   0.0290
  -7.750  -0.5167   0.01516   0.00805  -0.0553   0.6588   0.0308
  -7.500  -0.5007   0.01472   0.00759  -0.0541   0.6554   0.0322
  -7.250  -0.4857   0.01424   0.00710  -0.0527   0.6526   0.0350
  -7.000  -0.4711   0.01375   0.00663  -0.0513   0.6500   0.0393
  -6.750  -0.4588   0.01322   0.00613  -0.0494   0.6468   0.0475
  -6.500  -0.4507   0.01262   0.00559  -0.0468   0.6435   0.0635
  -6.250  -0.4462   0.01211   0.00514  -0.0434   0.6402   0.0805
  -6.000  -0.4391   0.01172   0.00481  -0.0402   0.6371   0.0996
  -5.750  -0.4262   0.01125   0.00446  -0.0381   0.6347   0.1271
  -5.500  -0.4102   0.01081   0.00415  -0.0366   0.6326   0.1562
  -5.250  -0.3936   0.01033   0.00382  -0.0351   0.6301   0.1924
  -5.000  -0.3780   0.00973   0.00344  -0.0336   0.6277   0.2448
  -4.750  -0.3623   0.00905   0.00303  -0.0321   0.6252   0.3100
  -4.500  -0.3449   0.00836   0.00263  -0.0308   0.6228   0.3792
  -4.250  -0.3263   0.00769   0.00230  -0.0298   0.6202   0.4611
  -4.000  -0.3006   0.00747   0.00219  -0.0298   0.6178   0.4986
  -3.750  -0.2725   0.00737   0.00214  -0.0301   0.6159   0.5188
  -3.500  -0.2440   0.00731   0.00211  -0.0304   0.6137   0.5329
  -3.250  -0.2153   0.00726   0.00210  -0.0308   0.6116   0.5469
  -3.000  -0.1862   0.00726   0.00208  -0.0313   0.6094   0.5570
  -2.750  -0.1571   0.00724   0.00207  -0.0317   0.6073   0.5622
  -2.500  -0.1277   0.00724   0.00204  -0.0322   0.6052   0.5652
  -2.250  -0.0983   0.00725   0.00201  -0.0327   0.6031   0.5673
  -2.000  -0.0689   0.00726   0.00198  -0.0332   0.6009   0.5691
  -1.750  -0.0391   0.00726   0.00196  -0.0338   0.5993   0.5706
  -1.500  -0.0095   0.00724   0.00194  -0.0343   0.5975   0.5725
  -1.250   0.0200   0.00722   0.00192  -0.0348   0.5954   0.5748
  -1.000   0.0495   0.00721   0.00192  -0.0354   0.5934   0.5768
  -0.750   0.0789   0.00721   0.00191  -0.0359   0.5915   0.5786
  -0.500   0.1084   0.00722   0.00191  -0.0364   0.5895   0.5805
  -0.250   0.1378   0.00723   0.00191  -0.0369   0.5876   0.5825
   0.000   0.1671   0.00725   0.00192  -0.0374   0.5857   0.5845
   0.250   0.1963   0.00729   0.00193  -0.0379   0.5834   0.5864
   0.500   0.2261   0.00730   0.00194  -0.0384   0.5819   0.5880
   0.750   0.2557   0.00730   0.00196  -0.0390   0.5801   0.5896
   1.000   0.2851   0.00730   0.00198  -0.0395   0.5784   0.5916
   1.250   0.3145   0.00731   0.00201  -0.0400   0.5766   0.5936
   1.500   0.3439   0.00732   0.00204  -0.0405   0.5747   0.5956
   1.750   0.3731   0.00734   0.00207  -0.0410   0.5727   0.5977
   2.000   0.4022   0.00737   0.00211  -0.0415   0.5706   0.6000
   2.250   0.4312   0.00741   0.00215  -0.0419   0.5684   0.6022
   2.500   0.4601   0.00747   0.00220  -0.0423   0.5664   0.6041
   2.750   0.4895   0.00750   0.00225  -0.0429   0.5649   0.6058
   3.000   0.5188   0.00752   0.00230  -0.0434   0.5629   0.6075
   3.250   0.5479   0.00753   0.00236  -0.0438   0.5599   0.6097
   3.500   0.5765   0.00755   0.00241  -0.0442   0.5560   0.6119
   3.750   0.6044   0.00760   0.00246  -0.0444   0.5513   0.6142
   4.000   0.6326   0.00764   0.00252  -0.0447   0.5449   0.6165
   4.250   0.6593   0.00772   0.00257  -0.0447   0.5335   0.6190
   4.500   0.6868   0.00778   0.00264  -0.0449   0.5234   0.6214
   4.750   0.7132   0.00789   0.00273  -0.0449   0.5134   0.6236
   5.000   0.7381   0.00803   0.00283  -0.0446   0.4962   0.6257
   5.250   0.7584   0.00832   0.00301  -0.0435   0.4641   0.6283
   5.500   0.7708   0.00888   0.00335  -0.0410   0.4120   0.6309
   5.750   0.7745   0.00969   0.00387  -0.0371   0.3527   0.6336
   6.000   0.7756   0.01034   0.00433  -0.0326   0.3085   0.6363
   6.250   0.7691   0.01113   0.00492  -0.0269   0.2659   0.6390
   6.500   0.7688   0.01195   0.00558  -0.0227   0.2316   0.6416
   6.750   0.7686   0.01285   0.00634  -0.0187   0.1983   0.6442
   7.000   0.7714   0.01372   0.00711  -0.0155   0.1708   0.6477
   7.250   0.7773   0.01456   0.00786  -0.0128   0.1488   0.6512
   7.500   0.7835   0.01544   0.00868  -0.0103   0.1284   0.6547
   7.750   0.7890   0.01642   0.00957  -0.0079   0.1080   0.6579
   8.250   0.8014   0.01847   0.01146  -0.0036   0.0723   0.6640
   8.500   0.8074   0.01956   0.01250  -0.0016   0.0559   0.6676
   8.750   0.8158   0.02057   0.01347   0.0001   0.0445   0.6714
   9.000   0.8255   0.02155   0.01442   0.0016   0.0360   0.6751
   9.250   0.8374   0.02244   0.01531   0.0028   0.0320   0.6787
   9.500   0.8503   0.02328   0.01616   0.0038   0.0293   0.6826
   9.750   0.8634   0.02413   0.01704   0.0048   0.0274   0.6872
  10.000   0.8761   0.02502   0.01795   0.0058   0.0259   0.6916
  10.250   0.8899   0.02588   0.01883   0.0067   0.0246   0.6959
  10.750   0.9162   0.02771   0.02072   0.0083   0.0227   0.7039
  11.000   0.9287   0.02871   0.02175   0.0091   0.0217   0.7086
  11.250   0.9427   0.02963   0.02271   0.0098   0.0212   0.7133
  11.500   0.9561   0.03061   0.02372   0.0104   0.0206   0.7176
  11.750   0.9687   0.03164   0.02480   0.0111   0.0199   0.7229
  12.000   0.9816   0.03267   0.02587   0.0118   0.0194   0.7288
  12.250   0.9926   0.03388   0.02710   0.0125   0.0185   0.7339
  12.500   1.0054   0.03498   0.02824   0.0130   0.0183   0.7390
  12.750   1.0187   0.03602   0.02934   0.0135   0.0179   0.7449
  13.000   1.0307   0.03722   0.03059   0.0140   0.0176   0.7508
  13.250   1.0429   0.03841   0.03183   0.0144   0.0173   0.7561
  13.500   1.0552   0.03959   0.03306   0.0149   0.0170   0.7621
  13.750   1.0663   0.04091   0.03444   0.0153   0.0167   0.7690
  14.000   1.0775   0.04225   0.03582   0.0157   0.0163   0.7754
  14.250   1.0885   0.04357   0.03720   0.0160   0.0161   0.7828
  14.500   1.0985   0.04505   0.03873   0.0164   0.0159   0.7908
  14.750   1.1072   0.04664   0.04038   0.0168   0.0156   0.7982
  15.000   1.1164   0.04821   0.04202   0.0171   0.0154   0.8065
  15.500   1.1363   0.05131   0.04526   0.0175   0.0151   0.8228
  15.750   1.1454   0.05296   0.04699   0.0176   0.0150   0.8316
  16.000   1.1544   0.05462   0.04873   0.0178   0.0147   0.8419
  16.250   1.1626   0.05637   0.05057   0.0179   0.0147   0.8524
  16.500   1.1702   0.05818   0.05248   0.0181   0.0145   0.8667
  16.750   1.1769   0.06003   0.05444   0.0183   0.0144   0.8828
  17.000   1.1825   0.06187   0.05641   0.0187   0.0143   0.9096
  17.250   1.1960   0.06398   0.05869   0.0171   0.0140   0.9507
  17.500   1.2091   0.06640   0.06117   0.0151   0.0138   1.0000
  17.750   1.2157   0.06862   0.06344   0.0147   0.0137   1.0000
  18.000   1.2210   0.07102   0.06589   0.0143   0.0136   1.0000
  18.250   1.2265   0.07342   0.06834   0.0139   0.0135   1.0000
  18.500   1.2294   0.07616   0.07113   0.0133   0.0133   1.0000
  18.750   1.2343   0.07870   0.07372   0.0126   0.0131   1.0000
  19.000   1.2363   0.08166   0.07673   0.0119   0.0130   1.0000
  19.250   1.2381   0.08468   0.07982   0.0110   0.0129   1.0000
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