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NACA 642-015A AIRFOIL (n64015a-il) Xfoil prediction polar at RE=500,000 Ncrit=5


Details Polar file
Airfoil: NACA 642-015A AIRFOIL (n64015a-il)
Reynolds number: 500,000
Max Cl/Cd: 52.73 at α=8.25°
Description: Mach=0 Ncrit=5
Source: Xfoil prediction
Download polar: xf-n64015a-il-500000-n5.txt
Download as CSV file: xf-n64015a-il-500000-n5.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 =     0.500 e 6     Ncrit =   5.000
  
   alpha    CL        CD       CDp       CM     Top_Xtr  Bot_Xtr
  ------ -------- --------- --------- -------- -------- --------
 -19.250  -1.0228   0.13214   0.12903   0.0032   1.0000   0.0123
 -19.000  -1.0493   0.12220   0.11890  -0.0025   1.0000   0.0123
 -18.750  -1.0703   0.11382   0.11037  -0.0071   1.0000   0.0123
 -18.500  -1.0882   0.10632   0.10272  -0.0111   1.0000   0.0124
 -18.250  -1.1034   0.09953   0.09578  -0.0147   1.0000   0.0124
 -18.000  -1.1167   0.09330   0.08942  -0.0178   1.0000   0.0124
 -17.750  -1.1282   0.08760   0.08359  -0.0205   1.0000   0.0125
 -17.500  -1.1378   0.08238   0.07824  -0.0229   1.0000   0.0126
 -17.250  -1.1460   0.07754   0.07327  -0.0249   1.0000   0.0126
 -17.000  -1.1526   0.07310   0.06871  -0.0267   1.0000   0.0127
 -16.750  -1.1579   0.06899   0.06448  -0.0282   1.0000   0.0128
 -16.500  -1.1620   0.06515   0.06052  -0.0294   1.0000   0.0129
 -16.250  -1.1648   0.06161   0.05687  -0.0304   1.0000   0.0130
 -16.000  -1.1664   0.05833   0.05348  -0.0312   1.0000   0.0131
 -15.750  -1.1668   0.05530   0.05034  -0.0319   1.0000   0.0132
 -15.500  -1.1661   0.05248   0.04741  -0.0323   1.0000   0.0134
 -15.250  -1.1647   0.04984   0.04466  -0.0326   1.0000   0.0135
 -15.000  -1.1624   0.04738   0.04209  -0.0327   1.0000   0.0137
 -14.750  -1.1592   0.04505   0.03964  -0.0326   1.0000   0.0138
 -14.500  -1.1551   0.04286   0.03734  -0.0325   1.0000   0.0140
 -14.250  -1.1503   0.04079   0.03517  -0.0322   1.0000   0.0141
 -14.000  -1.1444   0.03884   0.03311  -0.0318   1.0000   0.0143
 -13.750  -1.1377   0.03702   0.03119  -0.0314   1.0000   0.0144
 -13.500  -1.1301   0.03531   0.02939  -0.0309   1.0000   0.0145
 -13.250  -1.1215   0.03371   0.02769  -0.0303   1.0000   0.0147
 -13.000  -1.1121   0.03222   0.02610  -0.0297   1.0000   0.0148
 -12.750  -1.1059   0.03049   0.02430  -0.0288   1.0000   0.0150
 -12.500  -1.0976   0.02897   0.02273  -0.0279   1.0000   0.0152
 -12.250  -1.0876   0.02764   0.02134  -0.0271   1.0000   0.0155
 -12.000  -1.0763   0.02645   0.02010  -0.0262   1.0000   0.0157
 -11.750  -1.0641   0.02535   0.01895  -0.0253   1.0000   0.0160
 -11.500  -1.0513   0.02435   0.01789  -0.0243   1.0000   0.0163
 -11.250  -1.0379   0.02342   0.01690  -0.0233   1.0000   0.0166
 -11.000  -1.0241   0.02255   0.01598  -0.0221   1.0000   0.0170
 -10.750  -1.0102   0.02173   0.01511  -0.0209   1.0000   0.0174
 -10.500  -0.9961   0.02096   0.01428  -0.0196   1.0000   0.0178
 -10.250  -0.9821   0.02025   0.01351  -0.0181   1.0000   0.0181
 -10.000  -0.9688   0.01956   0.01276  -0.0163   1.0000   0.0185
  -9.750  -0.9575   0.01885   0.01203  -0.0141   1.0000   0.0190
  -9.500  -0.9456   0.01829   0.01146  -0.0118   1.0000   0.0195
  -9.250  -0.9323   0.01780   0.01094  -0.0097   1.0000   0.0201
  -9.000  -0.9059   0.01723   0.01034  -0.0102   0.9900   0.0209
  -8.750  -0.8768   0.01667   0.00973  -0.0113   0.9765   0.0219
  -8.500  -0.8481   0.01612   0.00913  -0.0122   0.9617   0.0230
  -8.250  -0.8212   0.01558   0.00858  -0.0126   0.9445   0.0245
  -8.000  -0.7971   0.01516   0.00810  -0.0123   0.9251   0.0262
  -7.750  -0.7747   0.01481   0.00766  -0.0115   0.9058   0.0279
  -7.500  -0.7535   0.01442   0.00723  -0.0105   0.8877   0.0305
  -7.250  -0.7312   0.01411   0.00685  -0.0097   0.8717   0.0332
  -7.000  -0.7090   0.01376   0.00646  -0.0089   0.8571   0.0369
  -6.750  -0.6859   0.01347   0.00611  -0.0082   0.8440   0.0411
  -6.500  -0.6628   0.01316   0.00577  -0.0075   0.8318   0.0468
  -6.250  -0.6392   0.01285   0.00544  -0.0070   0.8205   0.0539
  -6.000  -0.6155   0.01254   0.00513  -0.0064   0.8102   0.0633
  -5.750  -0.5918   0.01222   0.00482  -0.0059   0.8003   0.0760
  -5.500  -0.5681   0.01187   0.00451  -0.0054   0.7913   0.0939
  -5.250  -0.5454   0.01145   0.00418  -0.0048   0.7823   0.1231
  -5.000  -0.5232   0.01093   0.00384  -0.0041   0.7737   0.1659
  -4.750  -0.5020   0.01035   0.00348  -0.0033   0.7655   0.2232
  -4.500  -0.4809   0.00971   0.00311  -0.0024   0.7578   0.2909
  -4.250  -0.4611   0.00902   0.00275  -0.0013   0.7503   0.3728
  -4.000  -0.4389   0.00858   0.00256  -0.0005   0.7429   0.4431
  -3.750  -0.4138   0.00837   0.00244  -0.0001   0.7353   0.4801
  -3.500  -0.3875   0.00825   0.00235   0.0001   0.7282   0.5043
  -3.250  -0.3605   0.00817   0.00226   0.0002   0.7209   0.5194
  -2.750  -0.3072   0.00800   0.00215   0.0006   0.7077   0.5593
  -2.500  -0.2800   0.00796   0.00210   0.0007   0.7010   0.5735
  -2.250  -0.2525   0.00792   0.00205   0.0008   0.6944   0.5858
  -2.000  -0.2251   0.00788   0.00201   0.0008   0.6874   0.5952
  -1.750  -0.1970   0.00787   0.00195   0.0007   0.6811   0.6021
  -1.500  -0.1689   0.00783   0.00191   0.0006   0.6747   0.6072
  -1.250  -0.1409   0.00782   0.00187   0.0006   0.6687   0.6125
  -1.000  -0.1125   0.00781   0.00184   0.0004   0.6629   0.6178
  -0.750  -0.0845   0.00779   0.00181   0.0003   0.6567   0.6229
  -0.250  -0.0280   0.00779   0.00178   0.0001   0.6447   0.6339
   0.000   0.0000   0.00778   0.00178   0.0000   0.6390   0.6390
   0.250   0.0281   0.00779   0.00178  -0.0001   0.6339   0.6447
   0.750   0.0845   0.00779   0.00181  -0.0003   0.6229   0.6567
   1.000   0.1125   0.00781   0.00184  -0.0004   0.6178   0.6629
   1.250   0.1409   0.00782   0.00187  -0.0006   0.6125   0.6687
   1.500   0.1690   0.00783   0.00191  -0.0006   0.6072   0.6747
   1.750   0.1970   0.00787   0.00195  -0.0007   0.6021   0.6811
   2.000   0.2251   0.00788   0.00201  -0.0008   0.5952   0.6874
   2.250   0.2525   0.00792   0.00205  -0.0008   0.5858   0.6944
   2.500   0.2801   0.00796   0.00210  -0.0007   0.5736   0.7010
   2.750   0.3072   0.00800   0.00215  -0.0006   0.5594   0.7077
   3.250   0.3605   0.00817   0.00226  -0.0002   0.5193   0.7209
   3.500   0.3876   0.00825   0.00235  -0.0001   0.5040   0.7282
   3.750   0.4139   0.00838   0.00244   0.0001   0.4798   0.7352
   4.000   0.4389   0.00858   0.00256   0.0005   0.4432   0.7429
   4.250   0.4612   0.00903   0.00275   0.0013   0.3724   0.7503
   4.500   0.4810   0.00972   0.00311   0.0024   0.2906   0.7579
   4.750   0.5021   0.01035   0.00348   0.0032   0.2230   0.7655
   5.000   0.5233   0.01094   0.00384   0.0041   0.1656   0.7737
   5.250   0.5455   0.01145   0.00418   0.0047   0.1230   0.7824
   5.500   0.5682   0.01187   0.00451   0.0054   0.0938   0.7914
   5.750   0.5920   0.01222   0.00482   0.0059   0.0759   0.8003
   6.000   0.6157   0.01254   0.00513   0.0064   0.0633   0.8102
   6.250   0.6394   0.01285   0.00544   0.0069   0.0538   0.8205
   6.500   0.6630   0.01316   0.00577   0.0075   0.0468   0.8318
   6.750   0.6861   0.01348   0.00611   0.0081   0.0410   0.8440
   7.000   0.7093   0.01376   0.00646   0.0088   0.0369   0.8570
   7.250   0.7315   0.01411   0.00685   0.0096   0.0332   0.8716
   7.500   0.7538   0.01442   0.00723   0.0104   0.0304   0.8876
   7.750   0.7750   0.01481   0.00766   0.0114   0.0279   0.9057
   8.000   0.7974   0.01516   0.00810   0.0122   0.0262   0.9250
   8.250   0.8215   0.01558   0.00858   0.0125   0.0245   0.9444
   8.500   0.8484   0.01612   0.00913   0.0121   0.0230   0.9617
   8.750   0.8771   0.01667   0.00973   0.0112   0.0219   0.9766
   9.000   0.9061   0.01723   0.01034   0.0102   0.0209   0.9900
   9.250   0.9324   0.01780   0.01094   0.0096   0.0201   1.0000
   9.500   0.9459   0.01829   0.01146   0.0118   0.0195   1.0000
   9.750   0.9579   0.01885   0.01203   0.0141   0.0190   1.0000
  10.000   0.9692   0.01955   0.01276   0.0163   0.0185   1.0000
  10.250   0.9825   0.02025   0.01351   0.0180   0.0181   1.0000
  10.500   0.9967   0.02096   0.01428   0.0195   0.0178   1.0000
  10.750   1.0108   0.02173   0.01510   0.0208   0.0174   1.0000
  11.000   1.0248   0.02255   0.01598   0.0220   0.0170   1.0000
  11.250   1.0387   0.02341   0.01690   0.0231   0.0166   1.0000
  11.500   1.0521   0.02434   0.01789   0.0242   0.0163   1.0000
  11.750   1.0651   0.02534   0.01894   0.0251   0.0160   1.0000
  12.000   1.0773   0.02644   0.02009   0.0260   0.0157   1.0000
  12.250   1.0888   0.02763   0.02133   0.0269   0.0155   1.0000
  12.500   1.0988   0.02897   0.02272   0.0277   0.0152   1.0000
  12.750   1.1072   0.03048   0.02429   0.0286   0.0150   1.0000
  13.000   1.1135   0.03221   0.02609   0.0295   0.0148   1.0000
  13.250   1.1230   0.03369   0.02767   0.0301   0.0147   1.0000
  13.500   1.1317   0.03529   0.02936   0.0306   0.0145   1.0000
  13.750   1.1393   0.03700   0.03117   0.0311   0.0144   1.0000
  14.000   1.1462   0.03882   0.03309   0.0316   0.0143   1.0000
  14.250   1.1521   0.04076   0.03514   0.0319   0.0141   1.0000
  14.500   1.1570   0.04283   0.03732   0.0322   0.0140   1.0000
  14.750   1.1611   0.04502   0.03962   0.0323   0.0138   1.0000
  15.000   1.1645   0.04734   0.04205   0.0323   0.0137   1.0000
  15.250   1.1668   0.04981   0.04463   0.0322   0.0135   1.0000
  15.500   1.1682   0.05245   0.04738   0.0320   0.0134   1.0000
  15.750   1.1690   0.05526   0.05030   0.0315   0.0132   1.0000
  16.000   1.1687   0.05830   0.05344   0.0309   0.0131   1.0000
  16.250   1.1671   0.06157   0.05682   0.0301   0.0130   1.0000
  16.500   1.1644   0.06510   0.06047   0.0291   0.0129   1.0000
  16.750   1.1605   0.06892   0.06441   0.0278   0.0128   1.0000
  17.000   1.1551   0.07305   0.06866   0.0263   0.0127   1.0000
  17.250   1.1485   0.07749   0.07322   0.0246   0.0126   1.0000
  17.500   1.1404   0.08233   0.07818   0.0225   0.0125   1.0000
  17.750   1.1309   0.08755   0.08353   0.0201   0.0125   1.0000
  18.000   1.1193   0.09326   0.08937   0.0174   0.0124   1.0000
  18.250   1.1060   0.09949   0.09574   0.0143   0.0124   1.0000
  18.500   1.0909   0.10629   0.10269   0.0107   0.0124   1.0000
  18.750   1.0727   0.11386   0.11040   0.0067   0.0123   1.0000
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