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FX 78-K-140/20 (fx78k140-il) Xfoil prediction polar at RE=500,000 Ncrit=5


Details Polar file
Airfoil: FX 78-K-140/20 (fx78k140-il)
Reynolds number: 500,000
Max Cl/Cd: 122.51 at α=6°
Description: Mach=0 Ncrit=5
Source: Xfoil prediction
Download polar: xf-fx78k140-il-500000-n5.txt
Download as CSV file: xf-fx78k140-il-500000-n5.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: FX 78-K-140/20                                  
  
 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
  ------ -------- --------- --------- -------- -------- --------
 -10.750  -0.2353   0.09118   0.08770  -0.0732   0.7235   0.0040
 -10.500  -0.2240   0.08968   0.08621  -0.0748   0.7226   0.0048
 -10.250  -0.2392   0.08192   0.07850  -0.0784   0.7219   0.0041
 -10.000  -0.2346   0.07891   0.07552  -0.0806   0.7209   0.0044
  -9.750  -0.2369   0.07444   0.07109  -0.0835   0.7198   0.0048
  -9.500  -0.2444   0.06902   0.06573  -0.0874   0.7188   0.0052
  -9.250  -0.2722   0.06053   0.05728  -0.0948   0.7172   0.0046
  -8.750  -0.4420   0.03102   0.02680  -0.0837   0.7139   0.0045
  -8.500  -0.4596   0.02508   0.02010  -0.0779   0.7128   0.0045
  -8.250  -0.4409   0.02432   0.01921  -0.0769   0.7119   0.0048
  -8.000  -0.4319   0.02182   0.01626  -0.0741   0.7110   0.0049
  -7.750  -0.4044   0.02238   0.01687  -0.0745   0.7102   0.0056
  -7.500  -0.3881   0.02084   0.01504  -0.0728   0.7091   0.0059
  -7.250  -0.3678   0.01986   0.01383  -0.0716   0.7080   0.0064
  -7.000  -0.3498   0.01841   0.01214  -0.0702   0.7067   0.0066
  -6.750  -0.3290   0.01756   0.01117  -0.0692   0.7054   0.0074
  -6.500  -0.3071   0.01674   0.01018  -0.0684   0.7043   0.0076
  -6.250  -0.2841   0.01610   0.00943  -0.0676   0.7032   0.0080
  -6.000  -0.2605   0.01556   0.00879  -0.0670   0.7022   0.0087
  -5.750  -0.2355   0.01528   0.00844  -0.0667   0.7012   0.0096
  -5.500  -0.2112   0.01482   0.00787  -0.0662   0.7002   0.0102
  -5.250  -0.1897   0.01396   0.00689  -0.0651   0.6992   0.0112
  -5.000  -0.1660   0.01348   0.00634  -0.0644   0.6982   0.0120
  -4.750  -0.1414   0.01315   0.00594  -0.0640   0.6973   0.0131
  -4.500  -0.1171   0.01280   0.00548  -0.0634   0.6964   0.0140
  -4.250  -0.0923   0.01255   0.00520  -0.0629   0.6953   0.0159
  -4.000  -0.0684   0.01222   0.00486  -0.0624   0.6940   0.0191
  -3.750  -0.0435   0.01199   0.00462  -0.0620   0.6927   0.0222
  -3.500  -0.0185   0.01176   0.00436  -0.0615   0.6914   0.0259
  -3.250   0.0065   0.01155   0.00416  -0.0611   0.6902   0.0323
  -3.000   0.0319   0.01136   0.00397  -0.0608   0.6891   0.0408
  -2.750   0.0574   0.01121   0.00381  -0.0606   0.6880   0.0501
  -2.500   0.0831   0.01105   0.00365  -0.0603   0.6869   0.0616
  -2.250   0.1086   0.01088   0.00350  -0.0600   0.6858   0.0759
  -2.000   0.1340   0.01069   0.00335  -0.0597   0.6848   0.0971
  -1.750   0.1583   0.01044   0.00323  -0.0593   0.6838   0.1429
  -1.500   0.1808   0.01008   0.00314  -0.0585   0.6827   0.2238
  -1.250   0.2028   0.00978   0.00311  -0.0577   0.6812   0.3050
  -1.000   0.2233   0.00942   0.00305  -0.0566   0.6796   0.4037
  -0.750   0.2395   0.00891   0.00300  -0.0545   0.6781   0.5430
  -0.500   0.2464   0.00820   0.00303  -0.0501   0.6764   0.7505
  -0.250   0.2724   0.00801   0.00308  -0.0496   0.6750   0.8339
   0.000   0.3080   0.00797   0.00313  -0.0513   0.6739   0.8819
   0.250   0.3541   0.00798   0.00316  -0.0554   0.6729   0.9132
   0.500   0.4063   0.00809   0.00326  -0.0607   0.6719   0.9393
   0.750   0.4501   0.00816   0.00329  -0.0643   0.6709   0.9449
   1.000   0.4824   0.00821   0.00329  -0.0655   0.6697   0.9500
   1.250   0.5129   0.00828   0.00337  -0.0664   0.6682   0.9537
   1.500   0.5475   0.00836   0.00346  -0.0682   0.6664   0.9556
   1.750   0.5803   0.00842   0.00352  -0.0696   0.6644   0.9575
   2.000   0.6125   0.00846   0.00356  -0.0708   0.6623   0.9597
   2.250   0.6435   0.00847   0.00355  -0.0718   0.6601   0.9626
   2.500   0.6709   0.00848   0.00357  -0.0720   0.6583   0.9668
   2.750   0.7048   0.00850   0.00356  -0.0736   0.6567   0.9681
   3.000   0.7377   0.00856   0.00366  -0.0751   0.6543   0.9698
   3.250   0.7699   0.00862   0.00377  -0.0765   0.6512   0.9719
   3.500   0.8012   0.00866   0.00386  -0.0776   0.6486   0.9744
   3.750   0.8310   0.00869   0.00391  -0.0784   0.6462   0.9775
   4.000   0.8611   0.00871   0.00394  -0.0792   0.6440   0.9802
   4.250   0.8939   0.00875   0.00404  -0.0806   0.6415   0.9818
   4.500   0.9257   0.00883   0.00420  -0.0820   0.6373   0.9840
   4.750   0.9568   0.00889   0.00432  -0.0831   0.6342   0.9866
   5.000   0.9867   0.00892   0.00440  -0.0839   0.6312   0.9892
   5.250   1.0192   0.00896   0.00450  -0.0854   0.6272   0.9909
   5.500   1.0513   0.00894   0.00454  -0.0867   0.6165   0.9930
   5.750   1.0823   0.00897   0.00461  -0.0878   0.6014   0.9953
   6.000   1.1124   0.00908   0.00471  -0.0888   0.5787   0.9979
   6.250   1.1182   0.01021   0.00530  -0.0858   0.4844   1.0000
   6.500   1.1041   0.01155   0.00633  -0.0790   0.4267   1.0000
   6.750   1.0757   0.01310   0.00765  -0.0701   0.3845   1.0000
   7.000   1.0507   0.01477   0.00916  -0.0625   0.3530   1.0000
   7.250   1.0312   0.01683   0.01094  -0.0565   0.3044   1.0000
   7.500   1.0170   0.01891   0.01271  -0.0517   0.2499   1.0000
   7.750   0.9987   0.02138   0.01475  -0.0467   0.1747   1.0000
   8.000   0.9820   0.02394   0.01683  -0.0423   0.0939   1.0000
   8.250   0.9772   0.02591   0.01853  -0.0392   0.0400   1.0000
   8.500   0.9790   0.02753   0.01997  -0.0369   0.0117   1.0000
   8.750   0.9932   0.02836   0.02084  -0.0360   0.0109   1.0000
   9.000   1.0057   0.02937   0.02189  -0.0348   0.0088   1.0000
   9.250   1.0167   0.03051   0.02309  -0.0335   0.0070   1.0000
   9.500   1.0257   0.03183   0.02446  -0.0321   0.0056   1.0000
   9.750   1.0405   0.03271   0.02539  -0.0314   0.0053   1.0000
  10.000   1.0529   0.03383   0.02655  -0.0304   0.0045   1.0000
  10.250   1.0615   0.03526   0.02808  -0.0291   0.0047   1.0000
  10.500   1.0730   0.03646   0.02933  -0.0282   0.0038   1.0000
  10.750   1.0758   0.03841   0.03136  -0.0266   0.0032   1.0000
  11.000   1.0832   0.04004   0.03307  -0.0253   0.0032   1.0000
  11.250   1.0908   0.04168   0.03478  -0.0242   0.0031   1.0000
  11.500   1.1023   0.04298   0.03613  -0.0235   0.0033   1.0000
  11.750   1.1070   0.04489   0.03814  -0.0222   0.0031   1.0000
  12.000   1.1110   0.04693   0.04028  -0.0209   0.0028   1.0000
  12.250   1.1197   0.04855   0.04196  -0.0201   0.0029   1.0000
  12.500   1.1251   0.05046   0.04395  -0.0191   0.0031   1.0000
  12.750   1.1295   0.05251   0.04611  -0.0178   0.0028   1.0000
  13.000   1.1366   0.05433   0.04802  -0.0168   0.0027   1.0000
  13.250   1.1445   0.05609   0.04986  -0.0160   0.0027   1.0000
  13.500   1.1515   0.05794   0.05183  -0.0151   0.0028   1.0000
  13.750   1.1560   0.05996   0.05400  -0.0134   0.0026   1.0000
  14.000   1.1637   0.06182   0.05597  -0.0125   0.0027   1.0000
  14.250   1.1707   0.06379   0.05806  -0.0118   0.0025   1.0000
  14.500   1.1772   0.06584   0.06022  -0.0111   0.0027   1.0000
  14.750   1.1811   0.06824   0.06280  -0.0100   0.0026   1.0000
  15.000   1.1822   0.07111   0.06590  -0.0086   0.0025   1.0000
  15.250   1.1831   0.07405   0.06900  -0.0081   0.0025   1.0000
  15.500   1.1806   0.07755   0.07272  -0.0075   0.0024   1.0000
  15.750   1.1826   0.08034   0.07560  -0.0079   0.0025   1.0000
  16.000   1.1852   0.08316   0.07846  -0.0089   0.0021   1.0000
  16.250   1.1755   0.08783   0.08340  -0.0084   0.0022   1.0000
  16.500   1.1746   0.09127   0.08694  -0.0092   0.0021   1.0000
  16.750   1.1495   0.09876   0.09482  -0.0093   0.0023   1.0000
  17.000   1.1259   0.10630   0.10264  -0.0106   0.0025   1.0000
  17.250   1.1003   0.11468   0.11128  -0.0129   0.0026   1.0000
  17.500   1.1385   0.11144   0.10781  -0.0140   0.0020   1.0000
  17.750   1.1452   0.11407   0.11042  -0.0159   0.0019   1.0000
  18.000   1.0720   0.13237   0.12938  -0.0209   0.0024   1.0000
  18.250   1.0419   0.14350   0.14075  -0.0263   0.0024   1.0000
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