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Joukovsky f=0% t=21% (joukowsk0021-jf) Xfoil prediction polar at RE=1,000,000 Ncrit=9


Details Polar file
Airfoil: Joukovsky f=0% t=21% (joukowsk0021-jf)
Reynolds number: 1,000,000
Max Cl/Cd: 84.33 at α=9.5°
Description: Mach=0 Ncrit=9
Source: Xfoil prediction
Download polar: xf-joukowsk0021-jf-1000000.txt
Download as CSV file: xf-joukowsk0021-jf-1000000.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: Joukovsky f=0% t=21%                            
  
 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  -1.3226   0.08919   0.08504  -0.0120   1.0000   0.0713
 -19.500  -1.3321   0.08453   0.08034  -0.0142   1.0000   0.0726
 -19.250  -1.3374   0.08049   0.07626  -0.0160   1.0000   0.0738
 -19.000  -1.3424   0.07654   0.07225  -0.0176   1.0000   0.0751
 -18.750  -1.3421   0.07337   0.06902  -0.0189   1.0000   0.0763
 -18.500  -1.3442   0.06993   0.06551  -0.0202   1.0000   0.0775
 -18.250  -1.3532   0.06570   0.06124  -0.0218   1.0000   0.0788
 -18.000  -1.3576   0.06214   0.05764  -0.0231   1.0000   0.0804
 -17.750  -1.3608   0.05878   0.05423  -0.0241   1.0000   0.0818
 -17.500  -1.3603   0.05588   0.05128  -0.0250   1.0000   0.0831
 -17.250  -1.3580   0.05327   0.04860  -0.0257   1.0000   0.0844
 -17.000  -1.3649   0.04972   0.04501  -0.0266   1.0000   0.0860
 -16.750  -1.3678   0.04666   0.04192  -0.0273   1.0000   0.0877
 -16.500  -1.3665   0.04413   0.03935  -0.0277   1.0000   0.0893
 -16.250  -1.3626   0.04191   0.03708  -0.0280   1.0000   0.0910
 -16.000  -1.3613   0.03949   0.03461  -0.0282   1.0000   0.0925
 -15.750  -1.3633   0.03687   0.03196  -0.0283   1.0000   0.0944
 -15.500  -1.3611   0.03473   0.02980  -0.0282   1.0000   0.0963
 -15.250  -1.3560   0.03287   0.02790  -0.0281   1.0000   0.0981
 -15.000  -1.3477   0.03130   0.02628  -0.0279   1.0000   0.0997
 -14.750  -1.3470   0.02919   0.02415  -0.0275   1.0000   0.1019
 -14.500  -1.3424   0.02744   0.02239  -0.0270   1.0000   0.1042
 -14.250  -1.3343   0.02601   0.02094  -0.0265   1.0000   0.1064
 -14.000  -1.3234   0.02481   0.01970  -0.0260   1.0000   0.1083
 -13.750  -1.3189   0.02322   0.01809  -0.0251   1.0000   0.1109
 -13.500  -1.3108   0.02193   0.01680  -0.0243   1.0000   0.1135
 -13.250  -1.2998   0.02088   0.01574  -0.0235   1.0000   0.1160
 -13.000  -1.2879   0.01993   0.01476  -0.0226   1.0000   0.1183
 -12.750  -1.2796   0.01881   0.01365  -0.0214   1.0000   0.1214
 -12.500  -1.2682   0.01794   0.01278  -0.0203   1.0000   0.1242
 -12.250  -1.2539   0.01725   0.01207  -0.0192   1.0000   0.1268
 -12.000  -1.2431   0.01646   0.01128  -0.0178   1.0000   0.1300
 -11.750  -1.2201   0.01584   0.01060  -0.0182   0.9202   0.1340
 -11.500  -1.2125   0.01545   0.01007  -0.0153   0.8801   0.1367
 -11.250  -1.2041   0.01502   0.00954  -0.0125   0.8552   0.1396
 -11.000  -1.1961   0.01460   0.00907  -0.0095   0.8353   0.1431
 -10.750  -1.1804   0.01429   0.00871  -0.0077   0.8196   0.1467
 -10.500  -1.1608   0.01401   0.00836  -0.0064   0.8054   0.1501
 -10.250  -1.1419   0.01362   0.00797  -0.0051   0.7921   0.1546
 -10.000  -1.1201   0.01335   0.00766  -0.0042   0.7799   0.1589
  -9.750  -1.0975   0.01307   0.00735  -0.0034   0.7681   0.1631
  -9.500  -1.0751   0.01275   0.00703  -0.0026   0.7571   0.1680
  -9.250  -1.0505   0.01253   0.00677  -0.0020   0.7459   0.1725
  -9.000  -1.0266   0.01225   0.00648  -0.0014   0.7353   0.1776
  -8.750  -1.0018   0.01198   0.00622  -0.0009   0.7253   0.1830
  -8.250  -0.9507   0.01152   0.00572   0.0000   0.7054   0.1935
  -8.000  -0.9243   0.01133   0.00551   0.0003   0.6955   0.1988
  -7.750  -0.8978   0.01112   0.00529   0.0006   0.6860   0.2044
  -7.500  -0.8712   0.01089   0.00507   0.0008   0.6767   0.2105
  -7.250  -0.8436   0.01077   0.00490   0.0010   0.6667   0.2154
  -7.000  -0.8168   0.01052   0.00468   0.0012   0.6585   0.2223
  -6.750  -0.7891   0.01036   0.00451   0.0014   0.6490   0.2285
  -6.500  -0.7613   0.01021   0.00434   0.0015   0.6396   0.2345
  -6.250  -0.7335   0.01002   0.00417   0.0016   0.6315   0.2414
  -6.000  -0.7049   0.00992   0.00403   0.0017   0.6221   0.2468
  -5.750  -0.6771   0.00973   0.00387   0.0018   0.6137   0.2542
  -5.500  -0.6484   0.00960   0.00374   0.0018   0.6053   0.2609
  -5.250  -0.6198   0.00949   0.00360   0.0018   0.5956   0.2672
  -5.000  -0.5913   0.00934   0.00347   0.0018   0.5881   0.2748
  -4.750  -0.5620   0.00926   0.00337   0.0018   0.5794   0.2807
  -4.500  -0.5335   0.00913   0.00324   0.0018   0.5697   0.2887
  -4.250  -0.5042   0.00902   0.00314   0.0018   0.5627   0.2958
  -4.000  -0.4749   0.00893   0.00305   0.0017   0.5540   0.3024
  -3.750  -0.4459   0.00883   0.00295   0.0017   0.5452   0.3104
  -3.500  -0.4161   0.00877   0.00288   0.0016   0.5377   0.3167
  -3.250  -0.3870   0.00867   0.00279   0.0015   0.5288   0.3248
  -3.000  -0.3574   0.00860   0.00272   0.0014   0.5208   0.3324
  -2.750  -0.3277   0.00854   0.00266   0.0013   0.5129   0.3391
  -2.500  -0.2984   0.00848   0.00259   0.0013   0.5038   0.3475
  -2.250  -0.2684   0.00844   0.00255   0.0011   0.4966   0.3542
  -2.000  -0.2388   0.00837   0.00249   0.0010   0.4884   0.3623
  -1.750  -0.2092   0.00835   0.00245   0.0009   0.4793   0.3702
  -1.500  -0.1790   0.00831   0.00242   0.0008   0.4724   0.3767
  -1.250  -0.1495   0.00826   0.00238   0.0007   0.4640   0.3856
  -1.000  -0.1196   0.00826   0.00236   0.0005   0.4559   0.3929
  -0.750  -0.0896   0.00822   0.00234   0.0004   0.4483   0.4007
  -0.500  -0.0599   0.00821   0.00232   0.0003   0.4396   0.4089
  -0.250  -0.0297   0.00822   0.00232   0.0001   0.4324   0.4156
   0.000   0.0000   0.00819   0.00231   0.0000   0.4245   0.4245
   0.250   0.0297   0.00822   0.00232  -0.0001   0.4155   0.4324
   0.500   0.0599   0.00821   0.00232  -0.0003   0.4089   0.4396
   0.750   0.0896   0.00822   0.00234  -0.0004   0.4007   0.4484
   1.000   0.1196   0.00826   0.00236  -0.0005   0.3929   0.4559
   1.250   0.1495   0.00826   0.00238  -0.0007   0.3856   0.4640
   1.500   0.1790   0.00831   0.00242  -0.0008   0.3768   0.4724
   1.750   0.2092   0.00835   0.00245  -0.0009   0.3702   0.4793
   2.000   0.2388   0.00837   0.00249  -0.0010   0.3623   0.4884
   2.250   0.2684   0.00844   0.00255  -0.0011   0.3542   0.4965
   2.500   0.2984   0.00848   0.00259  -0.0013   0.3474   0.5037
   2.750   0.3277   0.00854   0.00266  -0.0013   0.3392   0.5129
   3.000   0.3574   0.00860   0.00272  -0.0014   0.3324   0.5208
   3.250   0.3870   0.00867   0.00279  -0.0015   0.3249   0.5288
   3.500   0.4161   0.00877   0.00288  -0.0016   0.3167   0.5377
   3.750   0.4459   0.00883   0.00295  -0.0017   0.3103   0.5453
   4.000   0.4749   0.00893   0.00305  -0.0017   0.3024   0.5540
   4.250   0.5042   0.00902   0.00314  -0.0018   0.2958   0.5628
   4.500   0.5335   0.00913   0.00324  -0.0018   0.2887   0.5697
   4.750   0.5620   0.00926   0.00337  -0.0018   0.2807   0.5795
   5.000   0.5913   0.00934   0.00347  -0.0019   0.2748   0.5881
   5.250   0.6198   0.00949   0.00360  -0.0018   0.2673   0.5956
   5.500   0.6485   0.00960   0.00374  -0.0018   0.2609   0.6053
   5.750   0.6771   0.00973   0.00387  -0.0018   0.2542   0.6137
   6.000   0.7049   0.00992   0.00403  -0.0017   0.2468   0.6220
   6.250   0.7335   0.01002   0.00417  -0.0016   0.2414   0.6316
   6.500   0.7613   0.01021   0.00434  -0.0015   0.2345   0.6396
   6.750   0.7891   0.01036   0.00451  -0.0014   0.2285   0.6490
   7.000   0.8168   0.01052   0.00468  -0.0012   0.2224   0.6585
   7.250   0.8436   0.01077   0.00490  -0.0010   0.2154   0.6667
   7.500   0.8712   0.01089   0.00507  -0.0008   0.2104   0.6766
   7.750   0.8978   0.01112   0.00529  -0.0006   0.2043   0.6860
   8.000   0.9243   0.01133   0.00551  -0.0003   0.1988   0.6954
   8.250   0.9507   0.01152   0.00572   0.0000   0.1934   0.7055
   8.750   1.0018   0.01198   0.00622   0.0009   0.1829   0.7254
   9.000   1.0267   0.01225   0.00648   0.0014   0.1776   0.7353
   9.250   1.0506   0.01253   0.00677   0.0020   0.1725   0.7459
   9.500   1.0752   0.01275   0.00703   0.0025   0.1680   0.7571
   9.750   1.0975   0.01307   0.00735   0.0034   0.1631   0.7680
  10.000   1.1202   0.01335   0.00766   0.0042   0.1589   0.7800
  10.250   1.1421   0.01362   0.00797   0.0051   0.1548   0.7921
  10.500   1.1609   0.01401   0.00836   0.0064   0.1501   0.8055
  10.750   1.1805   0.01429   0.00871   0.0076   0.1468   0.8195
  11.000   1.1963   0.01459   0.00906   0.0095   0.1431   0.8353
  11.250   1.2046   0.01501   0.00953   0.0124   0.1397   0.8550
  11.500   1.2128   0.01545   0.01007   0.0152   0.1366   0.8800
  11.750   1.2205   0.01584   0.01059   0.0181   0.1340   0.9199
  12.000   1.2437   0.01644   0.01127   0.0177   0.1301   1.0000
  12.250   1.2544   0.01725   0.01206   0.0191   0.1268   1.0000
  12.500   1.2687   0.01793   0.01276   0.0202   0.1242   1.0000
  12.750   1.2802   0.01880   0.01364   0.0213   0.1214   1.0000
  13.000   1.2885   0.01991   0.01474   0.0225   0.1183   1.0000
  13.250   1.3005   0.02086   0.01571   0.0234   0.1159   1.0000
  13.500   1.3116   0.02190   0.01677   0.0242   0.1135   1.0000
  13.750   1.3196   0.02320   0.01807   0.0251   0.1108   1.0000
  14.000   1.3243   0.02477   0.01966   0.0259   0.1082   1.0000
  14.250   1.3355   0.02596   0.02088   0.0264   0.1064   1.0000
  14.500   1.3434   0.02740   0.02235   0.0269   0.1040   1.0000
  14.750   1.3481   0.02915   0.02410   0.0274   0.1019   1.0000
  15.000   1.3495   0.03121   0.02619   0.0278   0.0996   1.0000
  15.250   1.3576   0.03279   0.02782   0.0280   0.0980   1.0000
  15.500   1.3623   0.03468   0.02974   0.0281   0.0962   1.0000
  15.750   1.3644   0.03683   0.03192   0.0282   0.0943   1.0000
  16.000   1.3633   0.03936   0.03448   0.0281   0.0925   1.0000
  16.250   1.3647   0.04177   0.03694   0.0279   0.0909   1.0000
  16.500   1.3685   0.04400   0.03922   0.0276   0.0893   1.0000
  16.750   1.3698   0.04652   0.04178   0.0272   0.0877   1.0000
  17.000   1.3665   0.04962   0.04491   0.0265   0.0860   1.0000
  17.250   1.3596   0.05316   0.04849   0.0256   0.0843   1.0000
  17.500   1.3629   0.05567   0.05106   0.0249   0.0832   1.0000
  17.750   1.3629   0.05862   0.05406   0.0241   0.0817   1.0000
  18.000   1.3601   0.06194   0.05743   0.0230   0.0803   1.0000
  18.250   1.3556   0.06549   0.06103   0.0218   0.0789   1.0000
  18.500   1.3456   0.06985   0.06542   0.0201   0.0773   1.0000
  18.750   1.3445   0.07318   0.06882   0.0188   0.0764   1.0000
  19.000   1.3448   0.07633   0.07204   0.0176   0.0751   1.0000
  19.250   1.3397   0.08031   0.07607   0.0159   0.0738   1.0000
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