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12% JOUKOWSKI AIRFOIL (joukowsk-il) Xfoil prediction polar at RE=200,000 Ncrit=9


Details Polar file
Airfoil: 12% JOUKOWSKI AIRFOIL (joukowsk-il)
Reynolds number: 200,000
Max Cl/Cd: 47.82 at α=6.25°
Description: Mach=0 Ncrit=9
Source: Xfoil prediction
Download polar: xf-joukowsk-il-200000.txt
Download as CSV file: xf-joukowsk-il-200000.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: 12% JOUKOWSKI AIRFOIL                           
  
 1 1 Reynolds number fixed          Mach number fixed         
  
 xtrf =   1.000 (top)        1.000 (bottom)  
 Mach =   0.000     Re =     0.200 e 6     Ncrit =   9.000
  
   alpha    CL        CD       CDp       CM     Top_Xtr  Bot_Xtr
  ------ -------- --------- --------- -------- -------- --------
 -14.750  -0.9787   0.09874   0.09467   0.0061   1.0000   0.0444
 -14.500  -1.0214   0.08641   0.08215  -0.0027   1.0000   0.0440
 -14.250  -1.0561   0.07670   0.07223  -0.0096   1.0000   0.0436
 -14.000  -1.0865   0.06866   0.06396  -0.0153   1.0000   0.0435
 -13.750  -1.1121   0.06212   0.05717  -0.0194   1.0000   0.0434
 -13.500  -1.1334   0.05685   0.05166  -0.0221   1.0000   0.0436
 -13.250  -1.1517   0.05248   0.04703  -0.0235   1.0000   0.0438
 -13.000  -1.1679   0.04896   0.04324  -0.0237   1.0000   0.0441
 -12.750  -1.1808   0.04620   0.04021  -0.0225   1.0000   0.0444
 -12.500  -1.1887   0.04346   0.03722  -0.0207   1.0000   0.0448
 -12.250  -1.1777   0.04088   0.03462  -0.0201   1.0000   0.0459
 -12.000  -1.1660   0.03934   0.03304  -0.0192   1.0000   0.0471
 -11.750  -1.1559   0.03776   0.03134  -0.0182   1.0000   0.0485
 -11.500  -1.1449   0.03608   0.02945  -0.0172   1.0000   0.0500
 -11.250  -1.1335   0.03441   0.02748  -0.0160   1.0000   0.0515
 -11.000  -1.1179   0.03217   0.02511  -0.0153   1.0000   0.0531
 -10.750  -1.0986   0.03082   0.02378  -0.0147   1.0000   0.0549
 -10.500  -1.0799   0.02968   0.02255  -0.0140   1.0000   0.0571
 -10.250  -1.0610   0.02854   0.02119  -0.0133   1.0000   0.0596
 -10.000  -1.0413   0.02685   0.01944  -0.0126   1.0000   0.0622
  -9.750  -1.0201   0.02581   0.01843  -0.0121   1.0000   0.0649
  -9.500  -0.9986   0.02487   0.01736  -0.0115   1.0000   0.0683
  -9.250  -0.9774   0.02356   0.01599  -0.0109   1.0000   0.0719
  -9.000  -0.9551   0.02268   0.01514  -0.0103   1.0000   0.0758
  -8.750  -0.9317   0.02195   0.01424  -0.0098   1.0000   0.0803
  -8.500  -0.9100   0.02076   0.01317  -0.0093   1.0000   0.0855
  -8.250  -0.8859   0.02009   0.01239  -0.0088   1.0000   0.0914
  -8.000  -0.8634   0.01909   0.01148  -0.0083   1.0000   0.0980
  -7.750  -0.8391   0.01839   0.01072  -0.0078   1.0000   0.1058
  -7.500  -0.8155   0.01763   0.01002  -0.0074   1.0000   0.1146
  -7.250  -0.7915   0.01688   0.00931  -0.0070   1.0000   0.1247
  -7.000  -0.7670   0.01621   0.00868  -0.0066   1.0000   0.1364
  -6.750  -0.7421   0.01560   0.00810  -0.0063   1.0000   0.1499
  -6.500  -0.7171   0.01501   0.00758  -0.0060   1.0000   0.1649
  -6.250  -0.6919   0.01447   0.00712  -0.0057   1.0000   0.1817
  -6.000  -0.6664   0.01397   0.00669  -0.0054   1.0000   0.2001
  -5.750  -0.6405   0.01353   0.00630  -0.0051   1.0000   0.2202
  -5.500  -0.6148   0.01309   0.00596  -0.0049   1.0000   0.2407
  -5.250  -0.5891   0.01269   0.00566  -0.0046   1.0000   0.2619
  -5.000  -0.5631   0.01235   0.00538  -0.0043   1.0000   0.2843
  -4.750  -0.5374   0.01202   0.00515  -0.0040   1.0000   0.3061
  -4.500  -0.5120   0.01171   0.00495  -0.0036   1.0000   0.3281
  -4.250  -0.4871   0.01146   0.00476  -0.0032   1.0000   0.3505
  -4.000  -0.4639   0.01121   0.00462  -0.0024   1.0000   0.3715
  -3.750  -0.4432   0.01101   0.00452  -0.0013   1.0000   0.3917
  -3.500  -0.4167   0.01086   0.00445  -0.0015   0.9959   0.4141
  -3.250  -0.3696   0.01069   0.00440  -0.0054   0.9827   0.4414
  -3.000  -0.3259   0.01057   0.00432  -0.0085   0.9659   0.4680
  -2.750  -0.2860   0.01043   0.00429  -0.0106   0.9466   0.4915
  -2.500  -0.2521   0.01035   0.00426  -0.0113   0.9254   0.5142
  -2.250  -0.2256   0.01031   0.00422  -0.0104   0.9007   0.5353
  -2.000  -0.2016   0.01026   0.00420  -0.0090   0.8781   0.5547
  -1.750  -0.1777   0.01022   0.00417  -0.0075   0.8556   0.5740
  -1.500  -0.1534   0.01018   0.00414  -0.0062   0.8336   0.5936
  -1.250  -0.1287   0.01015   0.00411  -0.0049   0.8128   0.6133
  -1.000  -0.1036   0.01014   0.00407  -0.0038   0.7928   0.6332
  -0.750  -0.0778   0.01012   0.00405  -0.0028   0.7722   0.6534
  -0.500  -0.0518   0.01010   0.00403  -0.0019   0.7517   0.6731
  -0.250  -0.0259   0.01008   0.00403  -0.0009   0.7316   0.6924
   0.000   0.0000   0.01008   0.00403   0.0000   0.7119   0.7119
   0.250   0.0259   0.01008   0.00403   0.0010   0.6924   0.7316
   0.500   0.0518   0.01010   0.00403   0.0019   0.6731   0.7517
   0.750   0.0778   0.01012   0.00405   0.0028   0.6534   0.7722
   1.000   0.1036   0.01014   0.00407   0.0038   0.6332   0.7928
   1.250   0.1287   0.01015   0.00411   0.0049   0.6133   0.8128
   1.500   0.1534   0.01018   0.00414   0.0062   0.5936   0.8336
   1.750   0.1777   0.01022   0.00417   0.0075   0.5741   0.8555
   2.000   0.2016   0.01026   0.00420   0.0090   0.5547   0.8781
   2.250   0.2256   0.01031   0.00422   0.0104   0.5353   0.9007
   2.500   0.2521   0.01035   0.00426   0.0113   0.5142   0.9254
   2.750   0.2860   0.01043   0.00429   0.0106   0.4915   0.9466
   3.000   0.3258   0.01057   0.00432   0.0085   0.4680   0.9658
   3.250   0.3695   0.01069   0.00440   0.0054   0.4413   0.9827
   3.500   0.4168   0.01086   0.00445   0.0015   0.4141   0.9959
   3.750   0.4432   0.01101   0.00452   0.0013   0.3917   1.0000
   4.000   0.4639   0.01121   0.00462   0.0024   0.3714   1.0000
   4.250   0.4871   0.01146   0.00476   0.0032   0.3505   1.0000
   4.500   0.5120   0.01171   0.00495   0.0036   0.3281   1.0000
   4.750   0.5374   0.01201   0.00515   0.0040   0.3060   1.0000
   5.000   0.5631   0.01235   0.00538   0.0043   0.2844   1.0000
   5.250   0.5891   0.01269   0.00566   0.0046   0.2619   1.0000
   5.500   0.6148   0.01309   0.00596   0.0049   0.2407   1.0000
   5.750   0.6405   0.01353   0.00630   0.0051   0.2202   1.0000
   6.000   0.6664   0.01397   0.00669   0.0054   0.2001   1.0000
   6.250   0.6919   0.01447   0.00712   0.0057   0.1817   1.0000
   6.500   0.7171   0.01501   0.00758   0.0060   0.1649   1.0000
   6.750   0.7421   0.01560   0.00810   0.0063   0.1499   1.0000
   7.000   0.7670   0.01621   0.00868   0.0066   0.1364   1.0000
   7.250   0.7915   0.01688   0.00932   0.0070   0.1247   1.0000
   7.500   0.8154   0.01763   0.01002   0.0074   0.1147   1.0000
   7.750   0.8391   0.01839   0.01072   0.0078   0.1058   1.0000
   8.000   0.8634   0.01909   0.01148   0.0083   0.0980   1.0000
   8.250   0.8859   0.02009   0.01239   0.0088   0.0915   1.0000
   8.500   0.9099   0.02076   0.01317   0.0093   0.0855   1.0000
   8.750   0.9316   0.02194   0.01424   0.0098   0.0803   1.0000
   9.000   0.9550   0.02267   0.01513   0.0104   0.0759   1.0000
   9.250   0.9772   0.02356   0.01599   0.0109   0.0719   1.0000
   9.500   0.9985   0.02486   0.01735   0.0115   0.0683   1.0000
   9.750   1.0200   0.02580   0.01842   0.0121   0.0649   1.0000
  10.000   1.0413   0.02685   0.01944   0.0127   0.0621   1.0000
  10.250   1.0609   0.02853   0.02118   0.0133   0.0596   1.0000
  10.500   1.0798   0.02968   0.02255   0.0141   0.0571   1.0000
  10.750   1.0984   0.03081   0.02377   0.0148   0.0549   1.0000
  11.000   1.1176   0.03217   0.02510   0.0154   0.0530   1.0000
  11.250   1.1330   0.03439   0.02746   0.0161   0.0514   1.0000
  11.500   1.1446   0.03606   0.02943   0.0172   0.0500   1.0000
  11.750   1.1556   0.03774   0.03132   0.0183   0.0484   1.0000
  12.000   1.1658   0.03933   0.03303   0.0193   0.0471   1.0000
  12.250   1.1777   0.04085   0.03458   0.0201   0.0459   1.0000
  12.500   1.1885   0.04346   0.03722   0.0207   0.0448   1.0000
  12.750   1.1803   0.04617   0.04018   0.0226   0.0443   1.0000
  13.000   1.1674   0.04898   0.04326   0.0237   0.0441   1.0000
  13.250   1.1515   0.05249   0.04704   0.0236   0.0438   1.0000
  13.500   1.1330   0.05678   0.05159   0.0221   0.0435   1.0000
  13.750   1.1119   0.06209   0.05714   0.0194   0.0434   1.0000
  14.000   1.0861   0.06863   0.06393   0.0153   0.0434   1.0000
  14.250   1.0561   0.07663   0.07216   0.0097   0.0436   1.0000
  14.500   1.0204   0.08649   0.08223   0.0025   0.0439   1.0000
  14.750   0.9799   0.09839   0.09431  -0.0058   0.0444   1.0000
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