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LOCKHEED C-141 BL610.61 AIRFOIL (c141d-il) Xfoil prediction polar at RE=500,000 Ncrit=5


Details Polar file
Airfoil: LOCKHEED C-141 BL610.61 AIRFOIL (c141d-il)
Reynolds number: 500,000
Max Cl/Cd: 65.12 at α=7.25°
Description: Mach=0 Ncrit=5
Source: Xfoil prediction
Download polar: xf-c141d-il-500000-n5.txt
Download as CSV file: xf-c141d-il-500000-n5.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: LOCKHEED C-141 BL610.61 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
  ------ -------- --------- --------- -------- -------- --------
 -14.000  -0.9354   0.05222   0.04880  -0.0695   1.0000   0.0112
 -13.750  -0.9620   0.04502   0.04135  -0.0744   1.0000   0.0111
 -13.500  -0.9785   0.04085   0.03697  -0.0752   1.0000   0.0112
 -13.250  -0.9917   0.03796   0.03391  -0.0739   1.0000   0.0112
 -13.000  -1.0051   0.03590   0.03171  -0.0705   1.0000   0.0112
 -12.750  -1.0213   0.03448   0.03017  -0.0651   1.0000   0.0113
 -12.500  -1.0347   0.03326   0.02883  -0.0595   1.0000   0.0113
 -12.250  -1.0402   0.03194   0.02737  -0.0550   1.0000   0.0114
 -12.000  -1.0339   0.03041   0.02568  -0.0529   0.9991   0.0115
 -11.750  -1.0163   0.02877   0.02384  -0.0529   0.9972   0.0116
 -11.500  -0.9966   0.02726   0.02215  -0.0530   0.9955   0.0118
 -11.250  -0.9750   0.02588   0.02058  -0.0532   0.9941   0.0120
 -11.000  -0.9546   0.02466   0.01919  -0.0529   0.9918   0.0122
 -10.750  -0.9320   0.02352   0.01789  -0.0530   0.9896   0.0123
 -10.500  -0.9078   0.02249   0.01670  -0.0532   0.9878   0.0125
 -10.250  -0.8824   0.02155   0.01561  -0.0535   0.9864   0.0127
 -10.000  -0.8569   0.02052   0.01448  -0.0540   0.9851   0.0129
  -9.750  -0.8294   0.01967   0.01356  -0.0547   0.9841   0.0133
  -9.500  -0.8064   0.01902   0.01284  -0.0542   0.9812   0.0136
  -9.250  -0.7807   0.01840   0.01214  -0.0543   0.9790   0.0140
  -9.000  -0.7533   0.01777   0.01144  -0.0547   0.9772   0.0144
  -8.750  -0.7247   0.01714   0.01073  -0.0553   0.9757   0.0149
  -8.500  -0.6952   0.01653   0.01003  -0.0561   0.9745   0.0153
  -8.250  -0.6655   0.01592   0.00934  -0.0569   0.9734   0.0157
  -8.000  -0.6355   0.01535   0.00875  -0.0577   0.9724   0.0163
  -7.750  -0.6120   0.01492   0.00828  -0.0571   0.9688   0.0169
  -7.500  -0.5856   0.01449   0.00780  -0.0570   0.9660   0.0177
  -7.250  -0.5572   0.01407   0.00731  -0.0573   0.9638   0.0186
  -7.000  -0.5284   0.01363   0.00687  -0.0578   0.9619   0.0197
  -6.750  -0.4986   0.01325   0.00646  -0.0584   0.9603   0.0213
  -6.500  -0.4686   0.01288   0.00609  -0.0590   0.9589   0.0233
  -6.250  -0.4461   0.01261   0.00580  -0.0580   0.9541   0.0256
  -6.000  -0.4195   0.01231   0.00551  -0.0578   0.9508   0.0282
  -5.750  -0.3912   0.01202   0.00521  -0.0580   0.9483   0.0309
  -5.500  -0.3621   0.01175   0.00493  -0.0584   0.9461   0.0339
  -5.250  -0.3342   0.01149   0.00466  -0.0584   0.9436   0.0367
  -5.000  -0.3098   0.01128   0.00445  -0.0577   0.9389   0.0398
  -4.750  -0.2828   0.01103   0.00421  -0.0576   0.9355   0.0432
  -4.500  -0.2545   0.01081   0.00397  -0.0577   0.9326   0.0467
  -4.250  -0.2257   0.01056   0.00375  -0.0579   0.9302   0.0512
  -4.000  -0.2004   0.01038   0.00359  -0.0574   0.9256   0.0563
  -3.750  -0.1737   0.01019   0.00343  -0.0572   0.9213   0.0623
  -3.500  -0.1459   0.00997   0.00324  -0.0571   0.9177   0.0685
  -3.250  -0.1169   0.00978   0.00305  -0.0574   0.9148   0.0750
  -3.000  -0.0912   0.00962   0.00291  -0.0569   0.9095   0.0824
  -2.750  -0.0643   0.00945   0.00276  -0.0567   0.9045   0.0896
  -2.500  -0.0361   0.00926   0.00259  -0.0567   0.9005   0.0990
  -2.250  -0.0091   0.00906   0.00246  -0.0565   0.8958   0.1148
  -2.000   0.0168   0.00883   0.00236  -0.0562   0.8900   0.1459
  -1.750   0.0437   0.00852   0.00222  -0.0560   0.8853   0.1955
  -1.500   0.0692   0.00813   0.00210  -0.0557   0.8801   0.2744
  -1.250   0.0930   0.00761   0.00198  -0.0551   0.8739   0.3920
  -1.000   0.1165   0.00702   0.00187  -0.0544   0.8685   0.5343
  -0.750   0.1396   0.00664   0.00186  -0.0533   0.8619   0.6387
  -0.500   0.1654   0.00645   0.00185  -0.0527   0.8555   0.6924
  -0.250   0.1921   0.00633   0.00183  -0.0523   0.8496   0.7324
   0.000   0.2166   0.00617   0.00187  -0.0513   0.8411   0.7862
   0.250   0.2411   0.00605   0.00190  -0.0501   0.8283   0.8365
   0.500   0.2663   0.00603   0.00188  -0.0491   0.8056   0.8663
   0.750   0.2912   0.00608   0.00186  -0.0480   0.7743   0.8890
   1.000   0.3162   0.00619   0.00187  -0.0470   0.7435   0.9084
   1.250   0.3410   0.00637   0.00190  -0.0460   0.7056   0.9227
   1.500   0.3666   0.00659   0.00197  -0.0453   0.6670   0.9356
   1.750   0.3928   0.00682   0.00206  -0.0448   0.6304   0.9465
   2.000   0.4173   0.00713   0.00217  -0.0440   0.5825   0.9558
   2.250   0.4432   0.00757   0.00232  -0.0436   0.5158   0.9623
   2.500   0.4664   0.00810   0.00251  -0.0428   0.4382   0.9701
   2.750   0.4927   0.00874   0.00275  -0.0429   0.3482   0.9748
   3.000   0.5201   0.00933   0.00300  -0.0432   0.2742   0.9796
   3.250   0.5481   0.00979   0.00322  -0.0435   0.2215   0.9842
   3.500   0.5797   0.01022   0.00344  -0.0447   0.1795   0.9866
   4.000   0.6410   0.01095   0.00388  -0.0465   0.1212   0.9931
   4.250   0.6724   0.01127   0.00410  -0.0475   0.1048   0.9955
   4.500   0.7045   0.01156   0.00433  -0.0487   0.0942   0.9980
   4.750   0.7343   0.01182   0.00456  -0.0493   0.0868   1.0000
   5.000   0.7537   0.01205   0.00476  -0.0477   0.0812   1.0000
   5.250   0.7734   0.01228   0.00497  -0.0461   0.0767   1.0000
   5.500   0.7933   0.01249   0.00518  -0.0445   0.0724   1.0000
   5.750   0.8128   0.01277   0.00542  -0.0429   0.0679   1.0000
   6.000   0.8333   0.01298   0.00565  -0.0415   0.0643   1.0000
   6.250   0.8533   0.01325   0.00589  -0.0400   0.0600   1.0000
   6.500   0.8739   0.01351   0.00615  -0.0386   0.0563   1.0000
   6.750   0.8947   0.01379   0.00642  -0.0373   0.0524   1.0000
   7.000   0.9157   0.01409   0.00671  -0.0361   0.0490   1.0000
   7.250   0.9371   0.01439   0.00701  -0.0349   0.0454   1.0000
   7.500   0.9583   0.01473   0.00734  -0.0338   0.0423   1.0000
   7.750   0.9797   0.01506   0.00768  -0.0327   0.0393   1.0000
   8.000   1.0008   0.01544   0.00805  -0.0315   0.0367   1.0000
   8.250   1.0221   0.01580   0.00844  -0.0305   0.0342   1.0000
   8.500   1.0427   0.01623   0.00886  -0.0293   0.0319   1.0000
   8.750   1.0637   0.01662   0.00928  -0.0282   0.0298   1.0000
   9.000   1.0840   0.01708   0.00974  -0.0270   0.0279   1.0000
   9.250   1.1040   0.01754   0.01024  -0.0258   0.0265   1.0000
   9.500   1.1236   0.01800   0.01074  -0.0245   0.0251   1.0000
   9.750   1.1420   0.01850   0.01127  -0.0230   0.0239   1.0000
  10.000   1.1596   0.01905   0.01185  -0.0214   0.0229   1.0000
  10.250   1.1775   0.01958   0.01244  -0.0199   0.0220   1.0000
  10.500   1.1949   0.02014   0.01305  -0.0183   0.0211   1.0000
  10.750   1.2118   0.02075   0.01370  -0.0168   0.0203   1.0000
  11.000   1.2272   0.02147   0.01444  -0.0150   0.0196   1.0000
  11.250   1.2438   0.02209   0.01515  -0.0135   0.0190   1.0000
  11.500   1.2596   0.02276   0.01590  -0.0119   0.0184   1.0000
  11.750   1.2748   0.02349   0.01670  -0.0103   0.0178   1.0000
  12.000   1.2892   0.02426   0.01754  -0.0086   0.0174   1.0000
  12.250   1.3026   0.02511   0.01844  -0.0069   0.0170   1.0000
  12.500   1.3142   0.02608   0.01947  -0.0050   0.0166   1.0000
  12.750   1.3248   0.02713   0.02061  -0.0031   0.0163   1.0000
  13.000   1.3362   0.02814   0.02171  -0.0014   0.0161   1.0000
  13.250   1.3466   0.02923   0.02291   0.0004   0.0158   1.0000
  13.500   1.3560   0.03041   0.02419   0.0021   0.0155   1.0000
  13.750   1.3645   0.03168   0.02557   0.0038   0.0152   1.0000
  14.000   1.3719   0.03306   0.02705   0.0054   0.0150   1.0000
  14.250   1.3784   0.03454   0.02864   0.0070   0.0148   1.0000
  14.500   1.3839   0.03615   0.03036   0.0085   0.0146   1.0000
  14.750   1.3882   0.03792   0.03223   0.0098   0.0144   1.0000
  15.000   1.3912   0.03986   0.03428   0.0110   0.0143   1.0000
  15.250   1.3924   0.04204   0.03657   0.0121   0.0141   1.0000
  15.500   1.3920   0.04449   0.03914   0.0129   0.0140   1.0000
  15.750   1.3894   0.04727   0.04203   0.0135   0.0138   1.0000
  16.000   1.3844   0.05049   0.04536   0.0137   0.0137   1.0000
  16.250   1.3767   0.05420   0.04920   0.0135   0.0136   1.0000
  16.500   1.3707   0.05798   0.05313   0.0128   0.0135   1.0000
  16.750   1.3628   0.06228   0.05759   0.0117   0.0134   1.0000
  17.000   1.3526   0.06718   0.06266   0.0099   0.0133   1.0000
  17.250   1.3401   0.07273   0.06837   0.0076   0.0133   1.0000
  17.500   1.3240   0.07922   0.07503   0.0045   0.0132   1.0000
  17.750   1.3050   0.08660   0.08259   0.0006   0.0132   1.0000
  18.000   1.2822   0.09496   0.09113  -0.0039   0.0132   1.0000
  18.250   1.2557   0.10433   0.10067  -0.0090   0.0132   1.0000
  18.500   1.2268   0.11433   0.11083  -0.0145   0.0132   1.0000
  18.750   1.1967   0.12471   0.12137  -0.0202   0.0132   1.0000
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