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NACA 65(4)-421 (naca654421-il) Xfoil prediction polar at RE=1,000,000 Ncrit=5


Details Polar file
Airfoil: NACA 65(4)-421 (naca654421-il)
Reynolds number: 1,000,000
Max Cl/Cd: 110.41 at α=5.5°
Description: Mach=0 Ncrit=5
Source: Xfoil prediction
Download polar: xf-naca654421-il-1000000-n5.txt
Download as CSV file: xf-naca654421-il-1000000-n5.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: NACA 65(4)-421                                  
  
 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  -1.0200   0.07668   0.07262  -0.0773   1.0000   0.0180
 -19.500  -1.0198   0.07359   0.06946  -0.0784   1.0000   0.0181
 -19.250  -1.0169   0.07087   0.06668  -0.0794   1.0000   0.0182
 -19.000  -1.0146   0.06813   0.06388  -0.0804   1.0000   0.0183
 -18.750  -1.0118   0.06551   0.06119  -0.0812   1.0000   0.0185
 -18.250  -0.9960   0.06018   0.05573  -0.0842   0.9666   0.0188
 -18.000  -0.9690   0.05723   0.05268  -0.0900   0.9578   0.0189
 -17.750  -0.9417   0.05433   0.04967  -0.0958   0.9501   0.0191
 -17.500  -0.9078   0.05169   0.04693  -0.1024   0.9397   0.0193
 -17.250  -0.8785   0.04923   0.04432  -0.1079   0.9222   0.0194
 -17.000  -0.8595   0.04761   0.04254  -0.1100   0.8984   0.0196
 -16.750  -0.8531   0.04582   0.04060  -0.1101   0.8785   0.0195
 -16.500  -0.8454   0.04424   0.03892  -0.1100   0.8642   0.0197
 -16.250  -0.8405   0.04253   0.03711  -0.1097   0.8517   0.0200
 -16.000  -0.8347   0.04086   0.03536  -0.1095   0.8410   0.0202
 -15.750  -0.8260   0.03949   0.03391  -0.1092   0.8320   0.0203
 -15.500  -0.8173   0.03809   0.03245  -0.1089   0.8231   0.0205
 -15.250  -0.8077   0.03684   0.03112  -0.1085   0.8146   0.0205
 -15.000  -0.7966   0.03567   0.02989  -0.1082   0.8068   0.0207
 -14.750  -0.7875   0.03443   0.02857  -0.1077   0.7981   0.0209
 -14.500  -0.7763   0.03332   0.02741  -0.1072   0.7910   0.0210
 -14.250  -0.7646   0.03227   0.02630  -0.1068   0.7836   0.0212
 -14.000  -0.7542   0.03117   0.02513  -0.1062   0.7768   0.0212
 -13.750  -0.7408   0.03025   0.02416  -0.1058   0.7709   0.0216
 -13.500  -0.7299   0.02920   0.02305  -0.1051   0.7644   0.0215
 -13.250  -0.7180   0.02828   0.02206  -0.1044   0.7583   0.0218
 -13.000  -0.7051   0.02737   0.02111  -0.1038   0.7526   0.0220
 -12.750  -0.6926   0.02649   0.02018  -0.1032   0.7463   0.0221
 -12.250  -0.6675   0.02483   0.01841  -0.1016   0.7350   0.0225
 -12.000  -0.6537   0.02408   0.01761  -0.1008   0.7296   0.0227
 -11.750  -0.6394   0.02339   0.01687  -0.1001   0.7243   0.0228
 -11.500  -0.6254   0.02268   0.01612  -0.0992   0.7198   0.0230
 -11.250  -0.6128   0.02190   0.01529  -0.0983   0.7155   0.0232
 -11.000  -0.5997   0.02116   0.01452  -0.0973   0.7106   0.0233
 -10.750  -0.5872   0.02044   0.01375  -0.0962   0.7054   0.0237
 -10.500  -0.5735   0.01977   0.01305  -0.0952   0.7013   0.0240
 -10.250  -0.5587   0.01914   0.01240  -0.0943   0.6968   0.0241
 -10.000  -0.5439   0.01855   0.01177  -0.0932   0.6922   0.0245
  -9.750  -0.5291   0.01798   0.01117  -0.0922   0.6879   0.0249
  -9.500  -0.5140   0.01743   0.01059  -0.0912   0.6840   0.0252
  -9.250  -0.4983   0.01689   0.01004  -0.0902   0.6808   0.0256
  -9.000  -0.4823   0.01639   0.00951  -0.0892   0.6771   0.0260
  -8.750  -0.4663   0.01591   0.00899  -0.0881   0.6732   0.0263
  -8.500  -0.4500   0.01547   0.00852  -0.0870   0.6693   0.0268
  -8.250  -0.4349   0.01499   0.00801  -0.0858   0.6657   0.0274
  -8.000  -0.4195   0.01452   0.00753  -0.0845   0.6624   0.0281
  -7.750  -0.4038   0.01408   0.00708  -0.0832   0.6589   0.0289
  -7.500  -0.3882   0.01368   0.00666  -0.0819   0.6555   0.0296
  -7.250  -0.3728   0.01330   0.00626  -0.0804   0.6523   0.0305
  -6.750  -0.3482   0.01264   0.00556  -0.0762   0.6468   0.0329
  -6.500  -0.3331   0.01238   0.00529  -0.0745   0.6442   0.0349
  -6.250  -0.3137   0.01213   0.00504  -0.0735   0.6414   0.0374
  -6.000  -0.2938   0.01187   0.00479  -0.0725   0.6385   0.0423
  -5.750  -0.2747   0.01155   0.00452  -0.0715   0.6355   0.0545
  -5.500  -0.2560   0.01118   0.00423  -0.0704   0.6324   0.0766
  -5.250  -0.2362   0.01078   0.00395  -0.0696   0.6300   0.1040
  -5.000  -0.2154   0.01035   0.00366  -0.0689   0.6280   0.1386
  -4.750  -0.1932   0.00996   0.00341  -0.0684   0.6258   0.1736
  -4.500  -0.1721   0.00943   0.00310  -0.0679   0.6234   0.2277
  -4.250  -0.1516   0.00877   0.00274  -0.0674   0.6211   0.3019
  -4.000  -0.1303   0.00804   0.00235  -0.0671   0.6187   0.3904
  -3.750  -0.1063   0.00750   0.00212  -0.0671   0.6164   0.4733
  -3.500  -0.0784   0.00738   0.00206  -0.0674   0.6139   0.5039
  -3.250  -0.0494   0.00730   0.00204  -0.0679   0.6121   0.5240
  -3.000  -0.0201   0.00726   0.00203  -0.0684   0.6101   0.5403
  -2.750   0.0094   0.00726   0.00204  -0.0689   0.6080   0.5547
  -2.500   0.0387   0.00724   0.00205  -0.0694   0.6060   0.5629
  -2.250   0.0682   0.00725   0.00204  -0.0699   0.6039   0.5664
  -2.000   0.0977   0.00726   0.00202  -0.0704   0.6019   0.5685
  -1.750   0.1270   0.00728   0.00200  -0.0709   0.5998   0.5704
  -1.500   0.1563   0.00730   0.00199  -0.0714   0.5978   0.5721
  -1.250   0.1856   0.00733   0.00199  -0.0719   0.5957   0.5737
  -1.000   0.2152   0.00731   0.00199  -0.0724   0.5942   0.5759
  -0.750   0.2448   0.00731   0.00199  -0.0730   0.5924   0.5779
  -0.500   0.2743   0.00731   0.00200  -0.0735   0.5904   0.5797
  -0.250   0.3038   0.00732   0.00201  -0.0740   0.5885   0.5817
   0.000   0.3331   0.00734   0.00202  -0.0745   0.5866   0.5838
   0.250   0.3624   0.00737   0.00204  -0.0750   0.5847   0.5860
   0.500   0.3915   0.00740   0.00206  -0.0755   0.5828   0.5879
   0.750   0.4204   0.00744   0.00209  -0.0759   0.5807   0.5895
   1.000   0.4493   0.00750   0.00212  -0.0763   0.5785   0.5909
   1.250   0.4788   0.00751   0.00215  -0.0769   0.5770   0.5926
   1.500   0.5081   0.00751   0.00219  -0.0774   0.5755   0.5947
   1.750   0.5373   0.00753   0.00224  -0.0779   0.5738   0.5969
   2.000   0.5664   0.00756   0.00229  -0.0784   0.5719   0.5992
   2.250   0.5953   0.00759   0.00234  -0.0788   0.5698   0.6014
   2.500   0.6240   0.00763   0.00239  -0.0792   0.5677   0.6035
   2.750   0.6526   0.00768   0.00245  -0.0796   0.5657   0.6055
   3.000   0.6810   0.00774   0.00251  -0.0799   0.5637   0.6073
   3.250   0.7091   0.00782   0.00258  -0.0802   0.5614   0.6090
   3.500   0.7380   0.00784   0.00265  -0.0807   0.5591   0.6107
   3.750   0.7665   0.00786   0.00271  -0.0810   0.5558   0.6131
   4.000   0.7942   0.00791   0.00278  -0.0813   0.5516   0.6154
   4.250   0.8209   0.00798   0.00286  -0.0813   0.5467   0.6179
   4.500   0.8479   0.00803   0.00294  -0.0814   0.5397   0.6206
   4.750   0.8721   0.00815   0.00302  -0.0809   0.5284   0.6231
   5.000   0.8984   0.00823   0.00312  -0.0809   0.5193   0.6254
   5.250   0.9225   0.00837   0.00323  -0.0804   0.5106   0.6274
   5.500   0.9440   0.00855   0.00337  -0.0795   0.4928   0.6295
   5.750   0.9613   0.00883   0.00358  -0.0778   0.4669   0.6322
   6.000   0.9644   0.00936   0.00392  -0.0734   0.4258   0.6350
   6.250   0.9585   0.01013   0.00448  -0.0676   0.3814   0.6378
   6.500   0.9559   0.01096   0.00514  -0.0626   0.3443   0.6407
   6.750   0.9524   0.01192   0.00593  -0.0578   0.3064   0.6435
   7.000   0.9486   0.01299   0.00684  -0.0533   0.2702   0.6464
   7.250   0.9476   0.01407   0.00778  -0.0495   0.2394   0.6493
   7.500   0.9463   0.01524   0.00883  -0.0459   0.2094   0.6530
   7.750   0.9459   0.01648   0.00995  -0.0426   0.1822   0.6565
   8.000   0.9477   0.01771   0.01108  -0.0398   0.1573   0.6599
   8.250   0.9494   0.01902   0.01228  -0.0371   0.1345   0.6631
   8.500   0.9548   0.02020   0.01340  -0.0350   0.1166   0.6659
   8.750   0.9568   0.02160   0.01472  -0.0326   0.0961   0.6695
   9.000   0.9621   0.02288   0.01595  -0.0307   0.0804   0.6733
   9.250   0.9675   0.02421   0.01722  -0.0289   0.0659   0.6772
   9.500   0.9716   0.02566   0.01860  -0.0271   0.0498   0.6811
   9.750   0.9772   0.02708   0.01997  -0.0255   0.0375   0.6847
  10.000   0.9878   0.02821   0.02110  -0.0245   0.0323   0.6891
  10.250   0.9984   0.02938   0.02229  -0.0234   0.0287   0.6935
  10.500   1.0106   0.03045   0.02338  -0.0226   0.0266   0.6982
  10.750   1.0232   0.03154   0.02449  -0.0219   0.0251   0.7023
  11.000   1.0356   0.03266   0.02564  -0.0211   0.0237   0.7061
  11.250   1.0473   0.03383   0.02684  -0.0204   0.0223   0.7108
  11.500   1.0600   0.03497   0.02802  -0.0198   0.0214   0.7157
  11.750   1.0725   0.03614   0.02922  -0.0192   0.0204   0.7205
  12.250   1.0959   0.03865   0.03181  -0.0180   0.0190   0.7306
  12.500   1.1085   0.03987   0.03307  -0.0175   0.0184   0.7364
  12.750   1.1213   0.04109   0.03433  -0.0171   0.0177   0.7421
  13.000   1.1324   0.04246   0.03575  -0.0167   0.0172   0.7473
  13.250   1.1440   0.04381   0.03715  -0.0163   0.0168   0.7533
  13.500   1.1551   0.04522   0.03859  -0.0159   0.0162   0.7591
  13.750   1.1651   0.04678   0.04020  -0.0155   0.0159   0.7645
  14.000   1.1765   0.04820   0.04169  -0.0152   0.0156   0.7709
  14.250   1.1880   0.04963   0.04318  -0.0149   0.0152   0.7782
  14.500   1.1983   0.05121   0.04482  -0.0147   0.0148   0.7851
  14.750   1.2087   0.05277   0.04645  -0.0145   0.0147   0.7930
  15.000   1.2193   0.05436   0.04809  -0.0143   0.0144   0.8006
  15.250   1.2282   0.05612   0.04992  -0.0141   0.0141   0.8085
  15.500   1.2373   0.05789   0.05175  -0.0140   0.0140   0.8166
  15.750   1.2465   0.05965   0.05357  -0.0139   0.0137   0.8245
  16.000   1.2534   0.06169   0.05568  -0.0138   0.0135   0.8333
  16.250   1.2605   0.06373   0.05779  -0.0138   0.0132   0.8419
  16.500   1.2685   0.06567   0.05981  -0.0138   0.0131   0.8525
  16.750   1.2751   0.06777   0.06201  -0.0138   0.0129   0.8649
  17.000   1.2822   0.06976   0.06410  -0.0137   0.0129   0.8805
  17.250   1.2878   0.07181   0.06628  -0.0135   0.0127   0.9038
  17.500   1.2935   0.07398   0.06860  -0.0135   0.0126   0.9462
  17.750   1.3037   0.07633   0.07104  -0.0148   0.0124   1.0000
  18.000   1.3084   0.07896   0.07372  -0.0153   0.0123   1.0000
  18.250   1.3149   0.08136   0.07618  -0.0158   0.0122   1.0000
  18.500   1.3188   0.08414   0.07902  -0.0164   0.0120   1.0000
  18.750   1.3242   0.08675   0.08168  -0.0171   0.0119   1.0000
  19.000   1.3279   0.08958   0.08457  -0.0178   0.0118   1.0000
  19.250   1.3323   0.09238   0.08741  -0.0186   0.0116   1.0000
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