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LOCKHEED C-141 BL0 AIRFOIL (c141a-il) Xfoil prediction polar at RE=500,000 Ncrit=9


Details Polar file
Airfoil: LOCKHEED C-141 BL0 AIRFOIL (c141a-il)
Reynolds number: 500,000
Max Cl/Cd: 67.65 at α=3.25°
Description: Mach=0 Ncrit=9
Source: Xfoil prediction
Download polar: xf-c141a-il-500000.txt
Download as CSV file: xf-c141a-il-500000.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: LOCKHEED C-141 BL0 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 =   9.000
  
   alpha    CL        CD       CDp       CM     Top_Xtr  Bot_Xtr
  ------ -------- --------- --------- -------- -------- --------
 -16.500  -0.9244   0.08010   0.07674  -0.0646   1.0000   0.0212
 -16.250  -0.9628   0.06954   0.06592  -0.0714   1.0000   0.0211
 -16.000  -0.9856   0.06260   0.05878  -0.0755   1.0000   0.0211
 -15.750  -1.0013   0.05729   0.05331  -0.0781   1.0000   0.0212
 -15.500  -1.0137   0.05289   0.04875  -0.0798   1.0000   0.0213
 -15.250  -1.0237   0.04912   0.04483  -0.0808   1.0000   0.0215
 -15.000  -1.0320   0.04586   0.04143  -0.0811   1.0000   0.0216
 -14.750  -1.0389   0.04303   0.03846  -0.0807   1.0000   0.0218
 -14.500  -1.0453   0.04053   0.03581  -0.0796   1.0000   0.0220
 -14.250  -1.0514   0.03835   0.03349  -0.0779   1.0000   0.0222
 -14.000  -1.0575   0.03647   0.03147  -0.0755   1.0000   0.0224
 -13.750  -1.0639   0.03487   0.02974  -0.0724   1.0000   0.0227
 -13.500  -1.0714   0.03354   0.02827  -0.0686   1.0000   0.0229
 -13.250  -1.0804   0.03245   0.02706  -0.0640   1.0000   0.0231
 -13.000  -1.0910   0.03157   0.02607  -0.0587   1.0000   0.0232
 -12.750  -1.1033   0.03088   0.02527  -0.0527   1.0000   0.0234
 -12.500  -1.1183   0.03028   0.02457  -0.0460   1.0000   0.0235
 -12.250  -1.1320   0.02908   0.02328  -0.0396   1.0000   0.0238
 -12.000  -1.1169   0.02780   0.02196  -0.0387   0.9987   0.0243
 -11.750  -1.0948   0.02688   0.02099  -0.0389   0.9969   0.0248
 -11.500  -1.0712   0.02601   0.02004  -0.0392   0.9952   0.0255
 -11.250  -1.0462   0.02514   0.01906  -0.0397   0.9939   0.0263
 -11.000  -1.0253   0.02438   0.01818  -0.0392   0.9916   0.0271
 -10.750  -1.0041   0.02337   0.01705  -0.0389   0.9893   0.0279
 -10.500  -0.9803   0.02250   0.01618  -0.0391   0.9874   0.0289
 -10.250  -0.9529   0.02190   0.01554  -0.0398   0.9858   0.0300
 -10.000  -0.9247   0.02129   0.01484  -0.0405   0.9845   0.0313
  -9.750  -0.8964   0.02064   0.01408  -0.0413   0.9836   0.0325
  -9.500  -0.8814   0.01985   0.01330  -0.0394   0.9801   0.0337
  -9.250  -0.8580   0.01940   0.01284  -0.0390   0.9777   0.0351
  -9.000  -0.8311   0.01901   0.01236  -0.0393   0.9758   0.0369
  -8.750  -0.8045   0.01830   0.01163  -0.0397   0.9742   0.0388
  -8.500  -0.7750   0.01787   0.01120  -0.0405   0.9730   0.0408
  -8.250  -0.7447   0.01752   0.01079  -0.0414   0.9720   0.0430
  -8.000  -0.7160   0.01690   0.01016  -0.0422   0.9712   0.0453
  -7.750  -0.7050   0.01661   0.00987  -0.0390   0.9661   0.0471
  -7.500  -0.6780   0.01632   0.00955  -0.0391   0.9638   0.0497
  -7.250  -0.6493   0.01581   0.00901  -0.0397   0.9619   0.0526
  -7.000  -0.6176   0.01543   0.00865  -0.0408   0.9604   0.0560
  -6.750  -0.5842   0.01517   0.00833  -0.0422   0.9593   0.0592
  -6.500  -0.5533   0.01465   0.00787  -0.0433   0.9583   0.0640
  -6.250  -0.5194   0.01442   0.00761  -0.0448   0.9576   0.0682
  -6.000  -0.5133   0.01413   0.00734  -0.0404   0.9512   0.0722
  -5.750  -0.4850   0.01388   0.00709  -0.0407   0.9490   0.0778
  -5.500  -0.4554   0.01350   0.00676  -0.0414   0.9473   0.0855
  -5.250  -0.4238   0.01318   0.00646  -0.0424   0.9460   0.0951
  -5.000  -0.3908   0.01284   0.00619  -0.0437   0.9449   0.1084
  -4.750  -0.3572   0.01248   0.00592  -0.0452   0.9441   0.1265
  -4.500  -0.3243   0.01211   0.00567  -0.0465   0.9432   0.1517
  -4.250  -0.3131   0.01194   0.00560  -0.0432   0.9370   0.1756
  -4.000  -0.2872   0.01154   0.00540  -0.0430   0.9342   0.2176
  -3.750  -0.2597   0.01102   0.00515  -0.0433   0.9320   0.2822
  -3.500  -0.2326   0.01036   0.00488  -0.0435   0.9303   0.3760
  -3.250  -0.2061   0.00969   0.00466  -0.0435   0.9287   0.4838
  -3.000  -0.1776   0.00925   0.00451  -0.0438   0.9273   0.5635
  -2.750  -0.1647   0.00916   0.00458  -0.0406   0.9208   0.6089
  -2.500  -0.1380   0.00897   0.00452  -0.0402   0.9177   0.6512
  -2.250  -0.1083   0.00880   0.00444  -0.0404   0.9155   0.6836
  -2.000  -0.0769   0.00864   0.00434  -0.0410   0.9138   0.7076
  -1.750  -0.0448   0.00851   0.00424  -0.0417   0.9122   0.7270
  -1.500  -0.0203   0.00847   0.00424  -0.0408   0.9081   0.7432
  -1.250   0.0042   0.00841   0.00421  -0.0399   0.9033   0.7578
  -1.000   0.0343   0.00829   0.00410  -0.0402   0.9004   0.7722
  -0.750   0.0656   0.00812   0.00399  -0.0406   0.8981   0.7862
  -0.500   0.0978   0.00797   0.00388  -0.0413   0.8960   0.8002
  -0.250   0.1206   0.00794   0.00392  -0.0400   0.8902   0.8159
   0.000   0.1475   0.00784   0.00389  -0.0394   0.8856   0.8340
   0.250   0.1784   0.00769   0.00379  -0.0397   0.8821   0.8479
   0.500   0.2070   0.00750   0.00360  -0.0394   0.8752   0.8585
   0.750   0.2385   0.00718   0.00328  -0.0395   0.8647   0.8669
   1.000   0.2636   0.00703   0.00314  -0.0385   0.8530   0.8768
   1.250   0.2938   0.00693   0.00305  -0.0386   0.8447   0.8853
   1.500   0.3193   0.00687   0.00301  -0.0378   0.8335   0.8950
   1.750   0.3459   0.00684   0.00301  -0.0373   0.8219   0.9044
   2.000   0.3737   0.00681   0.00299  -0.0369   0.8083   0.9129
   2.250   0.4000   0.00682   0.00299  -0.0363   0.7914   0.9225
   2.500   0.4286   0.00686   0.00300  -0.0361   0.7690   0.9298
   2.750   0.4541   0.00696   0.00300  -0.0353   0.7385   0.9390
   3.000   0.4820   0.00718   0.00306  -0.0350   0.7002   0.9452
   3.250   0.5067   0.00749   0.00320  -0.0341   0.6574   0.9535
   3.500   0.5324   0.00790   0.00338  -0.0336   0.6015   0.9597
   3.750   0.5572   0.00848   0.00363  -0.0331   0.5249   0.9663
   4.000   0.5805   0.00931   0.00398  -0.0326   0.4197   0.9726
   4.250   0.6086   0.01028   0.00440  -0.0334   0.3078   0.9769
   4.500   0.6353   0.01103   0.00478  -0.0337   0.2343   0.9832
   4.750   0.6701   0.01163   0.00512  -0.0358   0.1817   0.9857
   5.000   0.7047   0.01215   0.00544  -0.0377   0.1464   0.9890
   5.250   0.7379   0.01262   0.00578  -0.0393   0.1223   0.9930
   5.500   0.7733   0.01304   0.00610  -0.0413   0.1042   0.9955
   5.750   0.8086   0.01345   0.00643  -0.0433   0.0909   0.9982
   6.000   0.8373   0.01384   0.00677  -0.0439   0.0814   1.0000
   6.250   0.8483   0.01411   0.00700  -0.0408   0.0756   1.0000
   6.500   0.8595   0.01438   0.00727  -0.0376   0.0708   1.0000
   6.750   0.8713   0.01464   0.00752  -0.0346   0.0666   1.0000
   7.000   0.8810   0.01501   0.00787  -0.0311   0.0626   1.0000
   7.250   0.8940   0.01524   0.00813  -0.0282   0.0594   1.0000
   7.500   0.9047   0.01558   0.00843  -0.0250   0.0562   1.0000
   7.750   0.9126   0.01595   0.00882  -0.0211   0.0536   1.0000
   8.000   0.9243   0.01622   0.00911  -0.0180   0.0512   1.0000
   8.250   0.9361   0.01657   0.00946  -0.0150   0.0490   1.0000
   8.500   0.9461   0.01717   0.01005  -0.0118   0.0467   1.0000
   8.750   0.9628   0.01751   0.01043  -0.0099   0.0447   1.0000
   9.000   0.9794   0.01791   0.01086  -0.0080   0.0427   1.0000
   9.250   0.9927   0.01860   0.01151  -0.0057   0.0407   1.0000
   9.500   1.0092   0.01913   0.01211  -0.0039   0.0392   1.0000
   9.750   1.0265   0.01962   0.01265  -0.0023   0.0376   1.0000
  10.000   1.0431   0.02018   0.01322  -0.0007   0.0362   1.0000
  10.250   1.0555   0.02110   0.01413   0.0014   0.0347   1.0000
  10.500   1.0718   0.02177   0.01488   0.0030   0.0337   1.0000
  10.750   1.0885   0.02237   0.01555   0.0045   0.0325   1.0000
  11.000   1.1045   0.02301   0.01623   0.0060   0.0313   1.0000
  11.250   1.1191   0.02376   0.01699   0.0076   0.0304   1.0000
  11.500   1.1295   0.02503   0.01828   0.0096   0.0294   1.0000
  11.750   1.1448   0.02578   0.01913   0.0111   0.0287   1.0000
  12.000   1.1587   0.02665   0.02010   0.0127   0.0280   1.0000
  12.250   1.1719   0.02756   0.02109   0.0143   0.0273   1.0000
  12.500   1.1845   0.02852   0.02211   0.0158   0.0267   1.0000
  12.750   1.1962   0.02954   0.02317   0.0174   0.0261   1.0000
  13.000   1.2063   0.03077   0.02443   0.0190   0.0256   1.0000
  13.250   1.2136   0.03262   0.02635   0.0209   0.0250   1.0000
  13.500   1.2228   0.03384   0.02771   0.0225   0.0247   1.0000
  13.750   1.2308   0.03519   0.02920   0.0241   0.0243   1.0000
  14.000   1.2379   0.03665   0.03079   0.0256   0.0239   1.0000
  14.250   1.2440   0.03821   0.03247   0.0271   0.0234   1.0000
  14.500   1.2489   0.03989   0.03426   0.0284   0.0230   1.0000
  14.750   1.2530   0.04168   0.03616   0.0297   0.0227   1.0000
  15.000   1.2562   0.04360   0.03818   0.0308   0.0224   1.0000
  15.250   1.2584   0.04567   0.04034   0.0318   0.0221   1.0000
  15.500   1.2596   0.04792   0.04267   0.0326   0.0219   1.0000
  15.750   1.2592   0.05044   0.04528   0.0332   0.0217   1.0000
  16.000   1.2557   0.05341   0.04835   0.0338   0.0215   1.0000
  16.250   1.2469   0.05719   0.05228   0.0341   0.0212   1.0000
  16.500   1.2355   0.06139   0.05667   0.0339   0.0211   1.0000
  16.750   1.2249   0.06567   0.06114   0.0329   0.0210   1.0000
  17.000   1.2121   0.07055   0.06621   0.0314   0.0209   1.0000
  17.250   1.1968   0.07615   0.07200   0.0292   0.0209   1.0000
  17.500   1.1785   0.08254   0.07860   0.0262   0.0208   1.0000
  17.750   1.1571   0.08986   0.08611   0.0223   0.0208   1.0000
  18.000   1.1320   0.09836   0.09482   0.0175   0.0208   1.0000
  18.250   1.1016   0.10837   0.10504   0.0115   0.0209   1.0000
  18.500   1.0634   0.12065   0.11753   0.0039   0.0210   1.0000
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