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NACA 642-015A AIRFOIL (n64015a-il) Xfoil prediction polar at RE=1,000,000 Ncrit=9


Details Polar file
Airfoil: NACA 642-015A AIRFOIL (n64015a-il)
Reynolds number: 1,000,000
Max Cl/Cd: 70.06 at α=4.25°
Description: Mach=0 Ncrit=9
Source: Xfoil prediction
Download polar: xf-n64015a-il-1000000.txt
Download as CSV file: xf-n64015a-il-1000000.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: NACA 642-015A AIRFOIL                           
  
 1 1 Reynolds number fixed          Mach number fixed         
  
 xtrf =   1.000 (top)        1.000 (bottom)  
 Mach =   0.000     Re =     1.000 e 6     Ncrit =   9.000
  
   alpha    CL        CD       CDp       CM     Top_Xtr  Bot_Xtr
  ------ -------- --------- --------- -------- -------- --------
 -19.750  -1.0709   0.13054   0.12805   0.0026   1.0000   0.0122
 -19.500  -1.0943   0.12147   0.11884  -0.0027   1.0000   0.0122
 -19.250  -1.1159   0.11320   0.11042  -0.0073   1.0000   0.0122
 -19.000  -1.1360   0.10548   0.10255  -0.0114   1.0000   0.0122
 -18.750  -1.1539   0.09841   0.09534  -0.0150   1.0000   0.0122
 -18.500  -1.1702   0.09192   0.08871  -0.0181   1.0000   0.0123
 -18.250  -1.1843   0.08600   0.08267  -0.0208   1.0000   0.0123
 -18.000  -1.1958   0.08065   0.07720  -0.0231   1.0000   0.0124
 -17.750  -1.2058   0.07571   0.07215  -0.0250   1.0000   0.0124
 -17.500  -1.2135   0.07126   0.06760  -0.0266   1.0000   0.0125
 -17.250  -1.2194   0.06715   0.06339  -0.0280   1.0000   0.0126
 -17.000  -1.2237   0.06336   0.05950  -0.0292   1.0000   0.0127
 -16.750  -1.2264   0.05990   0.05595  -0.0301   1.0000   0.0128
 -16.500  -1.2280   0.05666   0.05263  -0.0309   1.0000   0.0129
 -16.250  -1.2277   0.05373   0.04962  -0.0316   1.0000   0.0130
 -16.000  -1.2270   0.05095   0.04674  -0.0320   1.0000   0.0131
 -15.750  -1.2251   0.04839   0.04410  -0.0323   1.0000   0.0133
 -15.500  -1.2228   0.04595   0.04157  -0.0324   1.0000   0.0134
 -15.250  -1.2199   0.04362   0.03915  -0.0324   1.0000   0.0136
 -15.000  -1.2165   0.04141   0.03685  -0.0322   1.0000   0.0137
 -14.750  -1.2120   0.03934   0.03469  -0.0319   1.0000   0.0139
 -14.500  -1.2063   0.03741   0.03268  -0.0315   1.0000   0.0140
 -14.250  -1.1998   0.03560   0.03078  -0.0310   1.0000   0.0142
 -14.000  -1.1923   0.03392   0.02901  -0.0305   1.0000   0.0143
 -13.750  -1.1836   0.03235   0.02735  -0.0299   1.0000   0.0145
 -13.500  -1.1740   0.03090   0.02583  -0.0293   1.0000   0.0146
 -13.250  -1.1630   0.02960   0.02445  -0.0286   1.0000   0.0147
 -13.000  -1.1510   0.02840   0.02318  -0.0280   1.0000   0.0148
 -12.750  -1.1473   0.02651   0.02119  -0.0265   1.0000   0.0151
 -12.500  -1.1417   0.02485   0.01946  -0.0251   1.0000   0.0154
 -12.250  -1.1321   0.02357   0.01813  -0.0239   1.0000   0.0156
 -12.000  -1.1200   0.02253   0.01705  -0.0229   1.0000   0.0159
 -11.750  -1.1063   0.02165   0.01613  -0.0218   1.0000   0.0162
 -11.500  -1.0916   0.02086   0.01531  -0.0207   1.0000   0.0165
 -11.250  -1.0769   0.02011   0.01451  -0.0195   1.0000   0.0169
 -11.000  -1.0623   0.01938   0.01374  -0.0182   1.0000   0.0172
 -10.750  -1.0476   0.01869   0.01300  -0.0167   1.0000   0.0175
 -10.500  -1.0327   0.01808   0.01234  -0.0152   1.0000   0.0178
 -10.250  -1.0176   0.01754   0.01176  -0.0135   1.0000   0.0181
 -10.000  -1.0037   0.01703   0.01121  -0.0115   1.0000   0.0183
  -9.750  -0.9965   0.01619   0.01032  -0.0083   1.0000   0.0189
  -9.500  -0.9846   0.01566   0.00978  -0.0058   1.0000   0.0195
  -9.250  -0.9719   0.01527   0.00937  -0.0033   0.9998   0.0200
  -9.000  -0.9389   0.01475   0.00883  -0.0051   0.9958   0.0208
  -8.750  -0.9063   0.01427   0.00832  -0.0067   0.9906   0.0217
  -8.500  -0.8740   0.01376   0.00778  -0.0082   0.9835   0.0226
  -8.250  -0.8449   0.01318   0.00720  -0.0091   0.9721   0.0243
  -8.000  -0.8167   0.01281   0.00680  -0.0096   0.9576   0.0258
  -7.750  -0.7924   0.01248   0.00641  -0.0091   0.9393   0.0272
  -7.500  -0.7713   0.01208   0.00597  -0.0080   0.9193   0.0299
  -7.250  -0.7482   0.01184   0.00566  -0.0072   0.9011   0.0321
  -7.000  -0.7259   0.01149   0.00528  -0.0063   0.8840   0.0364
  -6.750  -0.7023   0.01121   0.00496  -0.0057   0.8687   0.0413
  -6.500  -0.6783   0.01095   0.00467  -0.0051   0.8550   0.0478
  -6.250  -0.6543   0.01065   0.00438  -0.0046   0.8424   0.0574
  -6.000  -0.6301   0.01034   0.00410  -0.0041   0.8308   0.0702
  -5.750  -0.6059   0.01003   0.00382  -0.0037   0.8201   0.0871
  -5.500  -0.5824   0.00966   0.00353  -0.0031   0.8097   0.1139
  -5.250  -0.5595   0.00918   0.00323  -0.0025   0.8004   0.1557
  -5.000  -0.5379   0.00862   0.00289  -0.0017   0.7915   0.2154
  -4.750  -0.5170   0.00793   0.00254  -0.0008   0.7829   0.2936
  -4.500  -0.4978   0.00717   0.00217   0.0004   0.7746   0.3934
  -4.250  -0.4742   0.00677   0.00201   0.0010   0.7664   0.4594
  -4.000  -0.4481   0.00663   0.00191   0.0013   0.7586   0.4893
  -3.750  -0.4208   0.00651   0.00183   0.0013   0.7512   0.5082
  -3.500  -0.3934   0.00645   0.00175   0.0013   0.7438   0.5230
  -3.250  -0.3656   0.00639   0.00169   0.0013   0.7369   0.5368
  -3.000  -0.3378   0.00635   0.00163   0.0012   0.7296   0.5494
  -2.750  -0.3100   0.00630   0.00158   0.0012   0.7227   0.5588
  -2.500  -0.2821   0.00626   0.00154   0.0011   0.7152   0.5706
  -2.250  -0.2545   0.00624   0.00151   0.0011   0.7083   0.5838
  -2.000  -0.2262   0.00621   0.00148   0.0010   0.7012   0.5941
  -1.750  -0.1985   0.00618   0.00145   0.0010   0.6945   0.6033
  -1.500  -0.1699   0.00618   0.00143   0.0008   0.6880   0.6121
  -1.250  -0.1420   0.00614   0.00140   0.0008   0.6813   0.6202
  -1.000  -0.1136   0.00615   0.00138   0.0006   0.6749   0.6264
  -0.750  -0.0851   0.00612   0.00136   0.0005   0.6681   0.6319
  -0.500  -0.0570   0.00613   0.00135   0.0004   0.6617   0.6378
  -0.250  -0.0282   0.00613   0.00134   0.0001   0.6557   0.6437
   0.000   0.0000   0.00611   0.00134   0.0000   0.6496   0.6496
   0.250   0.0282   0.00613   0.00134  -0.0001   0.6437   0.6557
   0.500   0.0570   0.00613   0.00135  -0.0004   0.6378   0.6616
   0.750   0.0851   0.00612   0.00136  -0.0005   0.6319   0.6681
   1.000   0.1136   0.00615   0.00138  -0.0006   0.6264   0.6749
   1.250   0.1420   0.00614   0.00140  -0.0008   0.6202   0.6812
   1.500   0.1699   0.00618   0.00143  -0.0008   0.6121   0.6880
   1.750   0.1985   0.00618   0.00145  -0.0010   0.6034   0.6945
   2.000   0.2262   0.00621   0.00148  -0.0010   0.5941   0.7012
   2.250   0.2545   0.00624   0.00150  -0.0011   0.5838   0.7083
   2.500   0.2821   0.00626   0.00154  -0.0011   0.5706   0.7152
   2.750   0.3100   0.00630   0.00158  -0.0012   0.5589   0.7227
   3.000   0.3378   0.00635   0.00163  -0.0012   0.5494   0.7295
   3.250   0.3657   0.00639   0.00169  -0.0013   0.5369   0.7368
   3.500   0.3934   0.00645   0.00175  -0.0013   0.5228   0.7438
   3.750   0.4208   0.00651   0.00183  -0.0013   0.5082   0.7512
   4.000   0.4481   0.00663   0.00191  -0.0013   0.4891   0.7586
   4.250   0.4743   0.00677   0.00201  -0.0010   0.4596   0.7664
   4.500   0.4978   0.00718   0.00217  -0.0004   0.3931   0.7746
   4.750   0.5170   0.00793   0.00254   0.0008   0.2934   0.7829
   5.000   0.5380   0.00862   0.00289   0.0017   0.2154   0.7915
   5.250   0.5596   0.00918   0.00323   0.0025   0.1558   0.8004
   5.500   0.5825   0.00966   0.00353   0.0031   0.1139   0.8097
   5.750   0.6060   0.01003   0.00382   0.0036   0.0871   0.8201
   6.000   0.6302   0.01034   0.00410   0.0041   0.0702   0.8307
   6.250   0.6544   0.01066   0.00438   0.0046   0.0573   0.8424
   6.500   0.6784   0.01095   0.00467   0.0051   0.0478   0.8550
   6.750   0.7024   0.01121   0.00496   0.0057   0.0413   0.8686
   7.000   0.7260   0.01149   0.00528   0.0063   0.0364   0.8839
   7.250   0.7484   0.01184   0.00566   0.0071   0.0321   0.9010
   7.500   0.7715   0.01208   0.00597   0.0079   0.0299   0.9192
   7.750   0.7926   0.01248   0.00641   0.0090   0.0272   0.9392
   8.000   0.8169   0.01281   0.00680   0.0095   0.0258   0.9576
   8.250   0.8451   0.01318   0.00720   0.0091   0.0243   0.9721
   8.500   0.8741   0.01376   0.00778   0.0082   0.0226   0.9835
   8.750   0.9064   0.01427   0.00832   0.0067   0.0217   0.9906
   9.000   0.9389   0.01475   0.00883   0.0051   0.0208   0.9958
   9.250   0.9720   0.01527   0.00937   0.0033   0.0200   0.9998
   9.500   0.9847   0.01566   0.00978   0.0058   0.0195   1.0000
   9.750   0.9966   0.01619   0.01032   0.0083   0.0189   1.0000
  10.000   1.0039   0.01703   0.01121   0.0114   0.0183   1.0000
  10.250   1.0179   0.01754   0.01176   0.0134   0.0181   1.0000
  10.500   1.0330   0.01808   0.01234   0.0151   0.0178   1.0000
  10.750   1.0480   0.01869   0.01300   0.0167   0.0175   1.0000
  11.000   1.0627   0.01938   0.01374   0.0181   0.0172   1.0000
  11.250   1.0774   0.02010   0.01451   0.0194   0.0169   1.0000
  11.500   1.0922   0.02086   0.01530   0.0206   0.0165   1.0000
  11.750   1.1070   0.02164   0.01612   0.0217   0.0162   1.0000
  12.000   1.1208   0.02252   0.01704   0.0227   0.0159   1.0000
  12.250   1.1329   0.02357   0.01813   0.0238   0.0156   1.0000
  12.500   1.1426   0.02484   0.01945   0.0250   0.0154   1.0000
  12.750   1.1480   0.02652   0.02121   0.0264   0.0151   1.0000
  13.000   1.1522   0.02838   0.02315   0.0278   0.0148   1.0000
  13.250   1.1642   0.02958   0.02443   0.0284   0.0147   1.0000
  13.500   1.1752   0.03089   0.02582   0.0291   0.0146   1.0000
  13.750   1.1851   0.03233   0.02733   0.0297   0.0145   1.0000
  14.000   1.1938   0.03389   0.02898   0.0302   0.0143   1.0000
  14.250   1.2015   0.03557   0.03075   0.0308   0.0142   1.0000
  14.500   1.2081   0.03738   0.03265   0.0312   0.0140   1.0000
  14.750   1.2138   0.03932   0.03466   0.0316   0.0139   1.0000
  15.000   1.2183   0.04139   0.03683   0.0319   0.0137   1.0000
  15.250   1.2218   0.04360   0.03913   0.0321   0.0136   1.0000
  15.500   1.2249   0.04591   0.04154   0.0321   0.0134   1.0000
  15.750   1.2275   0.04833   0.04404   0.0320   0.0133   1.0000
  16.000   1.2292   0.05091   0.04671   0.0317   0.0131   1.0000
  16.250   1.2302   0.05366   0.04955   0.0312   0.0130   1.0000
  16.500   1.2305   0.05661   0.05258   0.0306   0.0129   1.0000
  16.750   1.2292   0.05982   0.05587   0.0298   0.0128   1.0000
  17.000   1.2264   0.06329   0.05943   0.0288   0.0127   1.0000
  17.250   1.2219   0.06711   0.06334   0.0276   0.0126   1.0000
  17.500   1.2163   0.07120   0.06753   0.0262   0.0125   1.0000
  17.750   1.2083   0.07569   0.07213   0.0246   0.0124   1.0000
  18.000   1.1985   0.08062   0.07717   0.0226   0.0124   1.0000
  18.250   1.1868   0.08599   0.08266   0.0203   0.0123   1.0000
  18.500   1.1724   0.09198   0.08878   0.0176   0.0122   1.0000
  18.750   1.1561   0.09850   0.09543   0.0145   0.0122   1.0000
  19.000   1.1377   0.10566   0.10273   0.0108   0.0122   1.0000
  19.250   1.1178   0.11338   0.11060   0.0067   0.0122   1.0000
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