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LOCKHEED C-141 BL113.6 AIRFOIL (c141b-il) Xfoil prediction polar at RE=500,000 Ncrit=9


Details Polar file
Airfoil: LOCKHEED C-141 BL113.6 AIRFOIL (c141b-il)
Reynolds number: 500,000
Max Cl/Cd: 69.05 at α=3.25°
Description: Mach=0 Ncrit=9
Source: Xfoil prediction
Download polar: xf-c141b-il-500000.txt
Download as CSV file: xf-c141b-il-500000.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: LOCKHEED C-141 BL113.6 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
  ------ -------- --------- --------- -------- -------- --------
 -16.000  -0.9264   0.07366   0.07016  -0.0672   1.0000   0.0205
 -15.750  -0.9529   0.06574   0.06205  -0.0723   1.0000   0.0204
 -15.500  -0.9742   0.05934   0.05546  -0.0759   1.0000   0.0204
 -15.250  -0.9916   0.05415   0.05006  -0.0784   1.0000   0.0205
 -15.000  -1.0075   0.04967   0.04539  -0.0797   1.0000   0.0206
 -14.750  -1.0251   0.04531   0.04083  -0.0800   1.0000   0.0207
 -14.500  -1.0353   0.04209   0.03747  -0.0794   1.0000   0.0209
 -14.250  -1.0398   0.03975   0.03505  -0.0782   1.0000   0.0211
 -14.000  -1.0425   0.03792   0.03315  -0.0765   1.0000   0.0213
 -13.750  -1.0454   0.03640   0.03155  -0.0742   1.0000   0.0216
 -13.500  -1.0496   0.03505   0.03013  -0.0713   1.0000   0.0218
 -13.250  -1.0561   0.03390   0.02889  -0.0674   1.0000   0.0220
 -13.000  -1.0658   0.03290   0.02780  -0.0625   1.0000   0.0222
 -12.750  -1.0787   0.03208   0.02690  -0.0567   1.0000   0.0223
 -12.500  -1.0952   0.03144   0.02617  -0.0497   1.0000   0.0225
 -12.250  -1.1074   0.03075   0.02539  -0.0434   1.0000   0.0227
 -12.000  -1.1107   0.02988   0.02441  -0.0387   1.0000   0.0229
 -11.750  -1.1003   0.02877   0.02315  -0.0367   0.9992   0.0233
 -11.500  -1.0788   0.02755   0.02175  -0.0367   0.9974   0.0239
 -11.250  -1.0551   0.02657   0.02059  -0.0370   0.9957   0.0243
 -11.000  -1.0344   0.02482   0.01875  -0.0371   0.9943   0.0251
 -10.750  -1.0116   0.02398   0.01787  -0.0371   0.9923   0.0258
 -10.500  -0.9875   0.02326   0.01710  -0.0372   0.9900   0.0265
 -10.250  -0.9621   0.02258   0.01633  -0.0374   0.9880   0.0275
 -10.000  -0.9353   0.02199   0.01561  -0.0378   0.9865   0.0285
  -9.750  -0.9106   0.02089   0.01446  -0.0381   0.9851   0.0297
  -9.500  -0.8823   0.02031   0.01387  -0.0389   0.9841   0.0309
  -9.250  -0.8584   0.01980   0.01331  -0.0387   0.9819   0.0321
  -9.000  -0.8357   0.01933   0.01275  -0.0380   0.9789   0.0334
  -8.750  -0.8123   0.01850   0.01188  -0.0377   0.9767   0.0349
  -8.500  -0.7848   0.01805   0.01143  -0.0382   0.9750   0.0366
  -8.250  -0.7551   0.01770   0.01102  -0.0390   0.9738   0.0387
  -8.000  -0.7262   0.01706   0.01035  -0.0397   0.9726   0.0409
  -7.750  -0.6950   0.01664   0.00995  -0.0409   0.9716   0.0433
  -7.500  -0.6762   0.01636   0.00962  -0.0392   0.9679   0.0453
  -7.250  -0.6520   0.01585   0.00907  -0.0388   0.9647   0.0477
  -7.000  -0.6225   0.01545   0.00869  -0.0395   0.9626   0.0508
  -6.750  -0.5906   0.01518   0.00839  -0.0406   0.9611   0.0538
  -6.500  -0.5605   0.01464   0.00787  -0.0415   0.9598   0.0579
  -6.250  -0.5273   0.01437   0.00759  -0.0429   0.9588   0.0620
  -6.000  -0.4948   0.01393   0.00717  -0.0442   0.9580   0.0672
  -5.750  -0.4802   0.01377   0.00700  -0.0415   0.9528   0.0713
  -5.500  -0.4544   0.01344   0.00668  -0.0413   0.9500   0.0772
  -5.250  -0.4236   0.01317   0.00642  -0.0421   0.9481   0.0846
  -5.000  -0.3922   0.01280   0.00612  -0.0431   0.9467   0.0957
  -4.750  -0.3591   0.01245   0.00584  -0.0445   0.9455   0.1103
  -4.500  -0.3257   0.01207   0.00557  -0.0459   0.9445   0.1315
  -4.250  -0.2932   0.01169   0.00532  -0.0471   0.9435   0.1613
  -4.000  -0.2741   0.01141   0.00520  -0.0455   0.9392   0.1958
  -3.750  -0.2527   0.01103   0.00503  -0.0444   0.9350   0.2458
  -3.500  -0.2265   0.01044   0.00478  -0.0444   0.9325   0.3274
  -3.250  -0.2003   0.00974   0.00453  -0.0444   0.9305   0.4387
  -3.000  -0.1730   0.00918   0.00435  -0.0445   0.9288   0.5359
  -2.750  -0.1437   0.00883   0.00425  -0.0447   0.9274   0.6038
  -2.500  -0.1282   0.00876   0.00430  -0.0421   0.9209   0.6422
  -2.250  -0.1010   0.00859   0.00424  -0.0418   0.9177   0.6773
  -2.000  -0.0708   0.00844   0.00414  -0.0421   0.9155   0.7059
  -1.750  -0.0395   0.00828   0.00404  -0.0426   0.9136   0.7275
  -1.500  -0.0077   0.00814   0.00393  -0.0432   0.9119   0.7461
  -1.250   0.0134   0.00812   0.00397  -0.0416   0.9060   0.7624
  -1.000   0.0413   0.00801   0.00390  -0.0414   0.9022   0.7782
  -0.750   0.0715   0.00786   0.00380  -0.0416   0.8994   0.7942
  -0.500   0.1028   0.00772   0.00370  -0.0421   0.8970   0.8102
  -0.250   0.1287   0.00767   0.00370  -0.0414   0.8923   0.8270
   0.000   0.1540   0.00760   0.00371  -0.0405   0.8868   0.8465
   0.250   0.1838   0.00747   0.00363  -0.0404   0.8829   0.8629
   0.500   0.2117   0.00730   0.00346  -0.0400   0.8755   0.8752
   0.750   0.2433   0.00702   0.00318  -0.0401   0.8647   0.8837
   1.000   0.2682   0.00691   0.00308  -0.0391   0.8529   0.8943
   1.250   0.2973   0.00685   0.00303  -0.0389   0.8441   0.9034
   1.500   0.3249   0.00680   0.00299  -0.0385   0.8331   0.9125
   1.750   0.3505   0.00680   0.00301  -0.0377   0.8205   0.9227
   2.000   0.3796   0.00682   0.00302  -0.0377   0.8062   0.9300
   2.250   0.4060   0.00684   0.00302  -0.0370   0.7886   0.9394
   2.500   0.4370   0.00691   0.00304  -0.0374   0.7659   0.9449
   2.750   0.4661   0.00704   0.00307  -0.0374   0.7340   0.9516
   3.000   0.4935   0.00727   0.00313  -0.0371   0.6951   0.9582
   3.250   0.5248   0.00760   0.00328  -0.0377   0.6481   0.9624
   3.500   0.5483   0.00801   0.00345  -0.0368   0.5910   0.9705
   3.750   0.5791   0.00868   0.00370  -0.0377   0.4981   0.9734
   4.000   0.6052   0.00960   0.00407  -0.0380   0.3806   0.9784
   4.250   0.6309   0.01046   0.00445  -0.0382   0.2819   0.9841
   4.500   0.6638   0.01117   0.00479  -0.0399   0.2119   0.9870
   4.750   0.6968   0.01171   0.00511  -0.0415   0.1671   0.9907
   5.000   0.7297   0.01220   0.00542  -0.0430   0.1362   0.9942
   5.250   0.7650   0.01262   0.00573  -0.0451   0.1133   0.9967
   5.500   0.7999   0.01303   0.00604  -0.0470   0.0970   0.9993
   5.750   0.8196   0.01335   0.00631  -0.0457   0.0871   1.0000
   6.000   0.8317   0.01368   0.00657  -0.0428   0.0794   1.0000
   6.250   0.8457   0.01390   0.00681  -0.0401   0.0741   1.0000
   6.500   0.8572   0.01427   0.00713  -0.0370   0.0684   1.0000
   6.750   0.8712   0.01450   0.00738  -0.0343   0.0644   1.0000
   7.000   0.8839   0.01482   0.00767  -0.0315   0.0604   1.0000
   7.250   0.8957   0.01520   0.00806  -0.0284   0.0569   1.0000
   7.500   0.9099   0.01547   0.00836  -0.0258   0.0540   1.0000
   7.750   0.9218   0.01588   0.00873  -0.0228   0.0511   1.0000
   8.000   0.9319   0.01630   0.00918  -0.0194   0.0488   1.0000
   8.250   0.9455   0.01660   0.00951  -0.0167   0.0465   1.0000
   8.500   0.9595   0.01699   0.00989  -0.0142   0.0442   1.0000
   8.750   0.9715   0.01763   0.01053  -0.0115   0.0421   1.0000
   9.000   0.9889   0.01802   0.01098  -0.0097   0.0403   1.0000
   9.250   1.0058   0.01848   0.01147  -0.0079   0.0385   1.0000
   9.500   1.0201   0.01917   0.01214  -0.0059   0.0369   1.0000
   9.750   1.0350   0.01989   0.01292  -0.0039   0.0355   1.0000
  10.000   1.0525   0.02042   0.01351  -0.0024   0.0341   1.0000
  10.250   1.0695   0.02098   0.01410  -0.0009   0.0328   1.0000
  10.500   1.0846   0.02169   0.01481   0.0008   0.0316   1.0000
  10.750   1.0971   0.02273   0.01589   0.0028   0.0305   1.0000
  11.000   1.1135   0.02340   0.01665   0.0044   0.0296   1.0000
  11.250   1.1288   0.02416   0.01749   0.0059   0.0287   1.0000
  11.500   1.1435   0.02494   0.01832   0.0075   0.0279   1.0000
  11.750   1.1573   0.02579   0.01920   0.0091   0.0272   1.0000
  12.000   1.1693   0.02688   0.02032   0.0108   0.0265   1.0000
  12.250   1.1794   0.02839   0.02190   0.0127   0.0259   1.0000
  12.500   1.1920   0.02937   0.02301   0.0143   0.0255   1.0000
  12.750   1.2036   0.03046   0.02421   0.0160   0.0250   1.0000
  13.000   1.2141   0.03160   0.02546   0.0176   0.0244   1.0000
  13.250   1.2240   0.03279   0.02675   0.0192   0.0239   1.0000
  13.500   1.2330   0.03403   0.02807   0.0207   0.0234   1.0000
  13.750   1.2412   0.03535   0.02946   0.0222   0.0230   1.0000
  14.000   1.2484   0.03684   0.03100   0.0237   0.0227   1.0000
  14.250   1.2537   0.03860   0.03284   0.0252   0.0223   1.0000
  14.500   1.2543   0.04114   0.03549   0.0269   0.0220   1.0000
  14.750   1.2547   0.04335   0.03788   0.0283   0.0218   1.0000
  15.000   1.2544   0.04560   0.04029   0.0296   0.0216   1.0000
  15.250   1.2521   0.04814   0.04301   0.0306   0.0214   1.0000
  15.500   1.2479   0.05102   0.04606   0.0313   0.0212   1.0000
  15.750   1.2414   0.05426   0.04950   0.0317   0.0211   1.0000
  16.000   1.2330   0.05791   0.05333   0.0317   0.0209   1.0000
  16.250   1.2225   0.06208   0.05768   0.0311   0.0208   1.0000
  16.500   1.2096   0.06680   0.06259   0.0300   0.0207   1.0000
  16.750   1.1939   0.07227   0.06825   0.0281   0.0206   1.0000
  17.000   1.1751   0.07865   0.07483   0.0253   0.0205   1.0000
  17.250   1.1516   0.08625   0.08264   0.0214   0.0205   1.0000
  17.500   1.1220   0.09561   0.09223   0.0160   0.0206   1.0000
  17.750   1.0817   0.10797   0.10483   0.0084   0.0207   1.0000
  18.000   0.9621   0.14057   0.13789  -0.0118   0.0215   1.0000
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