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Joukovsky f=0% t=21% (joukowsk0021-jf) Xfoil prediction polar at RE=1,000,000 Ncrit=5


Details Polar file
Airfoil: Joukovsky f=0% t=21% (joukowsk0021-jf)
Reynolds number: 1,000,000
Max Cl/Cd: 78.87 at α=9.75°
Description: Mach=0 Ncrit=5
Source: Xfoil prediction
Download polar: xf-joukowsk0021-jf-1000000-n5.txt
Download as CSV file: xf-joukowsk0021-jf-1000000-n5.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 =   5.000
  
   alpha    CL        CD       CDp       CM     Top_Xtr  Bot_Xtr
  ------ -------- --------- --------- -------- -------- --------
 -19.750  -1.3018   0.09221   0.08792  -0.0103   1.0000   0.0596
 -19.500  -1.3106   0.08752   0.08317  -0.0125   1.0000   0.0606
 -19.250  -1.3166   0.08331   0.07890  -0.0144   1.0000   0.0616
 -19.000  -1.3202   0.07950   0.07503  -0.0161   1.0000   0.0626
 -18.750  -1.3246   0.07561   0.07108  -0.0177   1.0000   0.0635
 -18.500  -1.3261   0.07221   0.06762  -0.0191   1.0000   0.0647
 -18.250  -1.3318   0.06831   0.06366  -0.0206   1.0000   0.0655
 -18.000  -1.3384   0.06438   0.05968  -0.0220   1.0000   0.0669
 -17.750  -1.3407   0.06108   0.05633  -0.0231   1.0000   0.0681
 -17.500  -1.3420   0.05793   0.05312  -0.0241   1.0000   0.0692
 -17.250  -1.3428   0.05488   0.05002  -0.0250   1.0000   0.0702
 -17.000  -1.3432   0.05198   0.04707  -0.0258   1.0000   0.0713
 -16.750  -1.3461   0.04886   0.04391  -0.0266   1.0000   0.0728
 -16.500  -1.3465   0.04607   0.04107  -0.0271   1.0000   0.0740
 -16.250  -1.3453   0.04353   0.03849  -0.0276   1.0000   0.0756
 -16.000  -1.3415   0.04132   0.03622  -0.0278   1.0000   0.0768
 -15.750  -1.3404   0.03889   0.03375  -0.0280   1.0000   0.0781
 -15.500  -1.3397   0.03653   0.03136  -0.0281   1.0000   0.0796
 -15.250  -1.3360   0.03451   0.02931  -0.0280   1.0000   0.0811
 -15.000  -1.3310   0.03264   0.02740  -0.0279   1.0000   0.0828
 -14.750  -1.3243   0.03095   0.02567  -0.0276   1.0000   0.0841
 -14.500  -1.3205   0.02908   0.02378  -0.0273   1.0000   0.0859
 -14.250  -1.3146   0.02743   0.02212  -0.0268   1.0000   0.0879
 -14.000  -1.3065   0.02600   0.02065  -0.0263   1.0000   0.0896
 -13.750  -1.2970   0.02470   0.01932  -0.0258   1.0000   0.0913
 -13.500  -1.2892   0.02333   0.01794  -0.0251   1.0000   0.0934
 -13.000  -1.2566   0.02115   0.01561  -0.0257   0.8994   0.0983
 -12.750  -1.2492   0.02032   0.01463  -0.0239   0.8583   0.1000
 -12.500  -1.2421   0.01939   0.01360  -0.0221   0.8321   0.1023
 -12.250  -1.2329   0.01856   0.01270  -0.0206   0.8123   0.1047
 -12.000  -1.2215   0.01786   0.01193  -0.0190   0.7958   0.1071
 -11.750  -1.2105   0.01720   0.01120  -0.0174   0.7803   0.1094
 -11.500  -1.2006   0.01653   0.01049  -0.0154   0.7660   0.1122
 -11.250  -1.1891   0.01599   0.00991  -0.0135   0.7540   0.1148
 -11.000  -1.1766   0.01556   0.00941  -0.0114   0.7409   0.1173
 -10.750  -1.1662   0.01512   0.00894  -0.0089   0.7301   0.1202
 -10.500  -1.1509   0.01477   0.00857  -0.0071   0.7187   0.1234
 -10.250  -1.1308   0.01446   0.00822  -0.0060   0.7090   0.1265
 -10.000  -1.1106   0.01412   0.00786  -0.0049   0.6984   0.1301
  -9.750  -1.0892   0.01381   0.00752  -0.0040   0.6885   0.1339
  -9.500  -1.0658   0.01354   0.00724  -0.0033   0.6797   0.1373
  -9.250  -1.0431   0.01323   0.00691  -0.0025   0.6694   0.1416
  -9.000  -1.0192   0.01296   0.00663  -0.0019   0.6607   0.1459
  -8.750  -0.9942   0.01273   0.00638  -0.0014   0.6517   0.1498
  -8.500  -0.9698   0.01245   0.00609  -0.0009   0.6418   0.1546
  -8.250  -0.9440   0.01223   0.00586  -0.0005   0.6338   0.1591
  -8.000  -0.9182   0.01200   0.00562  -0.0002   0.6250   0.1635
  -7.750  -0.8923   0.01177   0.00538   0.0002   0.6158   0.1688
  -7.500  -0.8653   0.01159   0.00519   0.0004   0.6078   0.1731
  -7.250  -0.8389   0.01136   0.00496   0.0007   0.5989   0.1787
  -7.000  -0.8118   0.01118   0.00477   0.0009   0.5907   0.1840
  -6.750  -0.7843   0.01100   0.00459   0.0011   0.5823   0.1891
  -6.500  -0.7571   0.01081   0.00440   0.0012   0.5735   0.1950
  -6.250  -0.7291   0.01067   0.00424   0.0013   0.5658   0.2002
  -6.000  -0.7014   0.01048   0.00407   0.0014   0.5574   0.2062
  -5.750  -0.6733   0.01035   0.00391   0.0015   0.5486   0.2122
  -5.500  -0.6448   0.01021   0.00377   0.0016   0.5415   0.2177
  -5.250  -0.6166   0.01005   0.00363   0.0016   0.5327   0.2243
  -5.000  -0.5879   0.00995   0.00350   0.0016   0.5241   0.2301
  -4.750  -0.5594   0.00980   0.00337   0.0016   0.5173   0.2367
  -4.500  -0.5306   0.00969   0.00326   0.0016   0.5084   0.2434
  -4.250  -0.5015   0.00960   0.00315   0.0016   0.5006   0.2491
  -4.000  -0.4727   0.00947   0.00304   0.0016   0.4933   0.2564
  -3.750  -0.4434   0.00940   0.00295   0.0015   0.4845   0.2626
  -3.500  -0.4144   0.00929   0.00286   0.0015   0.4772   0.2695
  -3.250  -0.3850   0.00920   0.00278   0.0014   0.4696   0.2766
  -3.000  -0.3556   0.00916   0.00271   0.0013   0.4607   0.2827
  -2.750  -0.3263   0.00906   0.00263   0.0012   0.4540   0.2904
  -2.500  -0.2967   0.00900   0.00257   0.0011   0.4462   0.2972
  -2.000  -0.2377   0.00889   0.00246   0.0010   0.4309   0.3117
  -1.750  -0.2079   0.00887   0.00242   0.0008   0.4227   0.3177
  -1.500  -0.1785   0.00881   0.00238   0.0007   0.4147   0.3258
  -1.250  -0.1487   0.00878   0.00235   0.0006   0.4080   0.3332
  -1.000  -0.1190   0.00876   0.00232   0.0005   0.3996   0.3398
  -0.750  -0.0893   0.00873   0.00230   0.0004   0.3924   0.3479
  -0.500  -0.0594   0.00872   0.00229   0.0002   0.3851   0.3546
  -0.250  -0.0299   0.00872   0.00228   0.0001   0.3766   0.3623
   0.000   0.0000   0.00870   0.00227   0.0000   0.3703   0.3703
   0.250   0.0299   0.00872   0.00228  -0.0001   0.3623   0.3766
   0.500   0.0594   0.00872   0.00229  -0.0002   0.3546   0.3851
   0.750   0.0893   0.00873   0.00230  -0.0004   0.3480   0.3925
   1.000   0.1190   0.00876   0.00232  -0.0005   0.3398   0.3995
   1.250   0.1487   0.00878   0.00235  -0.0006   0.3332   0.4080
   1.500   0.1785   0.00881   0.00238  -0.0007   0.3259   0.4148
   1.750   0.2079   0.00887   0.00242  -0.0008   0.3177   0.4226
   2.000   0.2377   0.00889   0.00246  -0.0010   0.3117   0.4310
   2.500   0.2967   0.00901   0.00257  -0.0011   0.2971   0.4461
   2.750   0.3263   0.00906   0.00263  -0.0012   0.2905   0.4540
   3.000   0.3556   0.00916   0.00271  -0.0013   0.2827   0.4607
   3.250   0.3850   0.00920   0.00278  -0.0014   0.2768   0.4696
   3.500   0.4144   0.00930   0.00286  -0.0015   0.2694   0.4772
   3.750   0.4434   0.00940   0.00295  -0.0015   0.2626   0.4846
   4.000   0.4727   0.00947   0.00304  -0.0016   0.2564   0.4934
   4.250   0.5016   0.00960   0.00315  -0.0016   0.2492   0.5005
   4.500   0.5306   0.00969   0.00326  -0.0016   0.2434   0.5084
   4.750   0.5594   0.00980   0.00337  -0.0016   0.2366   0.5172
   5.000   0.5879   0.00995   0.00350  -0.0016   0.2302   0.5241
   5.250   0.6166   0.01005   0.00363  -0.0016   0.2244   0.5328
   5.500   0.6448   0.01021   0.00377  -0.0016   0.2176   0.5414
   5.750   0.6733   0.01034   0.00391  -0.0015   0.2123   0.5486
   6.000   0.7014   0.01048   0.00407  -0.0014   0.2062   0.5573
   6.250   0.7291   0.01067   0.00424  -0.0013   0.2002   0.5660
   6.500   0.7571   0.01081   0.00440  -0.0012   0.1951   0.5736
   6.750   0.7843   0.01100   0.00459  -0.0011   0.1890   0.5824
   7.000   0.8118   0.01118   0.00477  -0.0009   0.1840   0.5908
   7.250   0.8389   0.01136   0.00496  -0.0007   0.1786   0.5990
   7.500   0.8653   0.01159   0.00519  -0.0004   0.1731   0.6077
   7.750   0.8923   0.01177   0.00538  -0.0002   0.1688   0.6158
   8.000   0.9182   0.01200   0.00562   0.0002   0.1636   0.6249
   8.250   0.9441   0.01223   0.00586   0.0005   0.1590   0.6339
   8.500   0.9698   0.01245   0.00609   0.0009   0.1546   0.6419
   8.750   0.9942   0.01273   0.00638   0.0014   0.1497   0.6518
   9.000   1.0192   0.01296   0.00663   0.0019   0.1459   0.6608
   9.250   1.0432   0.01323   0.00691   0.0025   0.1416   0.6694
   9.500   1.0659   0.01354   0.00723   0.0033   0.1374   0.6798
   9.750   1.0892   0.01381   0.00752   0.0039   0.1339   0.6885
  10.000   1.1107   0.01412   0.00786   0.0049   0.1300   0.6985
  10.250   1.1310   0.01446   0.00822   0.0059   0.1267   0.7089
  10.500   1.1511   0.01477   0.00856   0.0071   0.1234   0.7190
  10.750   1.1666   0.01511   0.00894   0.0089   0.1203   0.7300
  11.000   1.1769   0.01555   0.00941   0.0114   0.1173   0.7408
  11.250   1.1897   0.01598   0.00989   0.0134   0.1151   0.7537
  11.500   1.2008   0.01653   0.01049   0.0154   0.1121   0.7659
  11.750   1.2109   0.01719   0.01119   0.0173   0.1094   0.7802
  12.000   1.2221   0.01784   0.01191   0.0190   0.1072   0.7955
  12.250   1.2335   0.01853   0.01268   0.0205   0.1049   0.8128
  12.500   1.2425   0.01938   0.01359   0.0221   0.1022   0.8324
  12.750   1.2499   0.02030   0.01460   0.0238   0.1001   0.8576
  13.000   1.2572   0.02111   0.01558   0.0257   0.0983   0.9014
  13.500   1.2901   0.02329   0.01790   0.0250   0.0934   1.0000
  13.750   1.2978   0.02467   0.01929   0.0257   0.0913   1.0000
  14.000   1.3075   0.02596   0.02061   0.0262   0.0897   1.0000
  14.250   1.3156   0.02739   0.02207   0.0267   0.0878   1.0000
  14.500   1.3211   0.02907   0.02377   0.0272   0.0856   1.0000
  14.750   1.3258   0.03088   0.02560   0.0275   0.0842   1.0000
  15.000   1.3322   0.03259   0.02735   0.0278   0.0826   1.0000
  15.250   1.3375   0.03443   0.02923   0.0279   0.0810   1.0000
  15.500   1.3410   0.03647   0.03130   0.0280   0.0795   1.0000
  15.750   1.3417   0.03883   0.03369   0.0279   0.0780   1.0000
  16.000   1.3434   0.04120   0.03610   0.0277   0.0768   1.0000
  16.250   1.3471   0.04343   0.03838   0.0275   0.0756   1.0000
  16.500   1.3486   0.04594   0.04094   0.0270   0.0741   1.0000
  16.750   1.3482   0.04873   0.04377   0.0265   0.0728   1.0000
  17.000   1.3447   0.05191   0.04699   0.0257   0.0712   1.0000
  17.250   1.3448   0.05475   0.04988   0.0250   0.0701   1.0000
  17.500   1.3443   0.05776   0.05295   0.0241   0.0692   1.0000
  17.750   1.3429   0.06092   0.05616   0.0231   0.0680   1.0000
  18.000   1.3404   0.06424   0.05953   0.0219   0.0667   1.0000
  18.250   1.3348   0.06804   0.06339   0.0205   0.0657   1.0000
  18.500   1.3279   0.07210   0.06750   0.0190   0.0643   1.0000
  18.750   1.3271   0.07540   0.07087   0.0177   0.0637   1.0000
  19.000   1.3226   0.07929   0.07482   0.0160   0.0625   1.0000
  19.250   1.3194   0.08305   0.07863   0.0144   0.0615   1.0000
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