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BOEING 707 .19 SPAN AIRFOIL (b707b-il) Xfoil prediction polar at RE=500,000 Ncrit=5


Details Polar file
Airfoil: BOEING 707 .19 SPAN AIRFOIL (b707b-il)
Reynolds number: 500,000
Max Cl/Cd: 54.88 at α=9°
Description: Mach=0 Ncrit=5
Source: Xfoil prediction
Download polar: xf-b707b-il-500000-n5.txt
Download as CSV file: xf-b707b-il-500000-n5.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: BOEING 707 .19 SPAN 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
  ------ -------- --------- --------- -------- -------- --------
 -15.250  -0.9506   0.07920   0.07577  -0.0193   0.7364   0.0054
 -15.000  -0.9905   0.06867   0.06495  -0.0256   0.7286   0.0054
 -14.750  -1.0187   0.06145   0.05747  -0.0290   0.7176   0.0054
 -14.500  -1.0355   0.05652   0.05232  -0.0306   0.7071   0.0054
 -14.250  -1.0467   0.05264   0.04825  -0.0313   0.6986   0.0054
 -14.000  -1.0558   0.04927   0.04470  -0.0315   0.6915   0.0055
 -13.750  -1.0652   0.04602   0.04124  -0.0310   0.6859   0.0055
 -13.500  -1.0648   0.04408   0.03919  -0.0303   0.6803   0.0056
 -13.000  -1.0692   0.03977   0.03455  -0.0278   0.6724   0.0057
 -12.750  -1.0663   0.03827   0.03294  -0.0262   0.6690   0.0058
 -12.500  -1.0541   0.03811   0.03282  -0.0251   0.6654   0.0062
 -12.250  -1.0320   0.03958   0.03449  -0.0245   0.6616   0.0066
 -11.750  -1.0155   0.03872   0.03365  -0.0211   0.6556   0.0069
 -11.500  -1.0428   0.03018   0.02392  -0.0159   0.6550   0.0101
 -11.250  -1.0319   0.02893   0.02245  -0.0140   0.6526   0.0107
 -11.000  -1.0168   0.02839   0.02168  -0.0122   0.6499   0.0114
 -10.750  -1.0035   0.02798   0.02114  -0.0102   0.6475   0.0116
 -10.500  -0.9918   0.02736   0.02043  -0.0080   0.6458   0.0119
 -10.250  -0.9793   0.02670   0.01972  -0.0059   0.6440   0.0121
 -10.000  -0.9651   0.02631   0.01931  -0.0040   0.6421   0.0125
  -9.750  -0.9483   0.02578   0.01872  -0.0026   0.6402   0.0129
  -9.500  -0.9304   0.02527   0.01815  -0.0013   0.6388   0.0133
  -9.250  -0.9118   0.02478   0.01757   0.0000   0.6371   0.0138
  -9.000  -0.8926   0.02440   0.01707   0.0012   0.6356   0.0143
  -8.750  -0.8731   0.02414   0.01670   0.0025   0.6343   0.0148
  -8.500  -0.8539   0.02413   0.01653   0.0039   0.6330   0.0151
  -8.250  -0.8322   0.02250   0.01485   0.0044   0.6315   0.0156
  -8.000  -0.8107   0.02165   0.01398   0.0051   0.6298   0.0161
  -7.750  -0.7888   0.02100   0.01328   0.0059   0.6285   0.0163
  -7.500  -0.7664   0.02037   0.01260   0.0067   0.6274   0.0166
  -7.250  -0.7440   0.01981   0.01199   0.0075   0.6264   0.0169
  -7.000  -0.7212   0.01930   0.01143   0.0082   0.6255   0.0173
  -6.750  -0.6980   0.01883   0.01091   0.0089   0.6246   0.0178
  -6.500  -0.6744   0.01843   0.01046   0.0096   0.6238   0.0183
  -6.250  -0.6503   0.01816   0.01013   0.0103   0.6228   0.0187
  -6.000  -0.6259   0.01795   0.00985   0.0109   0.6217   0.0190
  -5.500  -0.5787   0.01681   0.00868   0.0123   0.6190   0.0190
  -5.250  -0.5557   0.01622   0.00807   0.0131   0.6175   0.0189
  -5.000  -0.5329   0.01567   0.00751   0.0140   0.6158   0.0189
  -4.750  -0.5099   0.01519   0.00701   0.0148   0.6140   0.0188
  -4.500  -0.4870   0.01474   0.00653   0.0157   0.6116   0.0188
  -4.250  -0.4639   0.01432   0.00607   0.0166   0.6076   0.0187
  -4.000  -0.4402   0.01390   0.00566   0.0174   0.6039   0.0187
  -3.750  -0.4162   0.01353   0.00528   0.0181   0.6001   0.0186
  -3.500  -0.3920   0.01318   0.00491   0.0188   0.5972   0.0186
  -3.250  -0.3676   0.01287   0.00457   0.0195   0.5929   0.0185
  -3.000  -0.3427   0.01255   0.00425   0.0201   0.5856   0.0185
  -2.750  -0.3175   0.01227   0.00394   0.0207   0.5778   0.0185
  -2.500  -0.2920   0.01201   0.00367   0.0211   0.5701   0.0184
  -2.250  -0.2662   0.01179   0.00342   0.0216   0.5598   0.0184
  -2.000  -0.2425   0.01180   0.00308   0.0223   0.4294   0.0184
  -1.750  -0.2185   0.01199   0.00306   0.0229   0.3674   0.0184
  -1.500  -0.1937   0.01208   0.00297   0.0234   0.3055   0.0184
  -1.000  -0.1420   0.01203   0.00275   0.0241   0.2706   0.0184
  -0.750  -0.1158   0.01199   0.00267   0.0244   0.2631   0.0184
  -0.500  -0.0894   0.01195   0.00259   0.0247   0.2553   0.0185
  -0.250  -0.0631   0.01195   0.00254   0.0250   0.2460   0.0186
   0.000  -0.0364   0.01191   0.00248   0.0252   0.2369   0.0187
   0.250  -0.0099   0.01190   0.00244   0.0255   0.2249   0.0189
   0.500   0.0150   0.01211   0.00240   0.0259   0.1615   0.0193
   0.750   0.0407   0.01223   0.00243   0.0262   0.1373   0.0200
   1.000   0.0655   0.01245   0.00249   0.0267   0.0916   0.0220
   1.250   0.0908   0.01243   0.00254   0.0271   0.0846   0.0670
   1.500   0.1138   0.01210   0.00252   0.0279   0.0824   0.1880
   2.000   0.1483   0.01067   0.00246   0.0314   0.0788   0.5827
   2.250   0.1679   0.01045   0.00261   0.0330   0.0763   0.6748
   2.500   0.1870   0.01029   0.00281   0.0349   0.0734   0.7559
   2.750   0.2116   0.01034   0.00296   0.0357   0.0720   0.7819
   3.000   0.2372   0.01039   0.00308   0.0361   0.0709   0.8004
   3.250   0.2626   0.01045   0.00322   0.0367   0.0689   0.8229
   3.500   0.2885   0.01055   0.00337   0.0371   0.0674   0.8403
   3.750   0.3146   0.01067   0.00354   0.0374   0.0659   0.8558
   4.000   0.3410   0.01082   0.00373   0.0377   0.0643   0.8711
   4.250   0.3678   0.01101   0.00395   0.0379   0.0629   0.8855
   4.500   0.3950   0.01123   0.00419   0.0379   0.0615   0.8987
   4.750   0.4241   0.01138   0.00438   0.0375   0.0608   0.9104
   5.000   0.4541   0.01155   0.00458   0.0370   0.0599   0.9208
   5.250   0.4852   0.01172   0.00477   0.0362   0.0579   0.9307
   5.500   0.5168   0.01191   0.00495   0.0353   0.0553   0.9401
   5.750   0.5497   0.01213   0.00515   0.0340   0.0529   0.9472
   6.000   0.5817   0.01237   0.00539   0.0329   0.0512   0.9534
   6.250   0.6134   0.01261   0.00564   0.0319   0.0490   0.9589
   6.500   0.6448   0.01285   0.00587   0.0308   0.0455   0.9637
   6.750   0.6774   0.01313   0.00611   0.0295   0.0419   0.9675
   7.000   0.7042   0.01371   0.00655   0.0292   0.0210   0.9731
   7.250   0.7362   0.01414   0.00699   0.0279   0.0199   0.9763
   7.500   0.7661   0.01457   0.00744   0.0270   0.0190   0.9811
   7.750   0.7969   0.01498   0.00789   0.0260   0.0184   0.9847
   8.000   0.8289   0.01540   0.00836   0.0246   0.0180   0.9879
   8.250   0.8592   0.01584   0.00885   0.0236   0.0177   0.9914
   8.500   0.8898   0.01631   0.00938   0.0225   0.0174   0.9946
   8.750   0.9207   0.01680   0.00994   0.0213   0.0171   0.9973
   9.000   0.9511   0.01733   0.01053   0.0201   0.0168   0.9995
   9.250   0.9704   0.01781   0.01109   0.0212   0.0165   1.0000
   9.500   0.9855   0.01831   0.01165   0.0232   0.0162   1.0000
   9.750   0.9998   0.01887   0.01228   0.0252   0.0158   1.0000
  10.000   1.0141   0.01942   0.01291   0.0272   0.0156   1.0000
  10.250   1.0271   0.02007   0.01363   0.0293   0.0152   1.0000
  10.500   1.0387   0.02080   0.01444   0.0315   0.0149   1.0000
  10.750   1.0482   0.02163   0.01533   0.0339   0.0146   1.0000
  11.000   1.0545   0.02257   0.01634   0.0367   0.0143   1.0000
  11.250   1.0621   0.02317   0.01701   0.0395   0.0141   1.0000
  11.500   1.0676   0.02393   0.01784   0.0423   0.0139   1.0000
  11.750   1.0734   0.02484   0.01883   0.0445   0.0137   1.0000
  12.000   1.0802   0.02587   0.01995   0.0463   0.0134   1.0000
  12.250   1.0858   0.02711   0.02127   0.0478   0.0132   1.0000
  12.500   1.0913   0.02849   0.02275   0.0489   0.0129   1.0000
  12.750   1.0961   0.03005   0.02439   0.0499   0.0126   1.0000
  13.000   1.0997   0.03179   0.02622   0.0506   0.0123   1.0000
  13.250   1.1012   0.03380   0.02832   0.0512   0.0119   1.0000
  13.500   1.1003   0.03611   0.03071   0.0516   0.0117   1.0000
  13.750   1.0968   0.03876   0.03346   0.0518   0.0116   1.0000
  14.000   1.0875   0.04208   0.03687   0.0517   0.0113   1.0000
  14.250   1.0824   0.04513   0.04003   0.0513   0.0112   1.0000
  14.500   1.0793   0.04814   0.04315   0.0508   0.0111   1.0000
  14.750   1.0790   0.05101   0.04615   0.0500   0.0109   1.0000
  15.000   1.0740   0.05466   0.04994   0.0487   0.0108   1.0000
  15.250   1.0622   0.05967   0.05509   0.0464   0.0108   1.0000
  15.500   1.0519   0.06564   0.06121   0.0428   0.0106   1.0000
  15.750   1.0383   0.07234   0.06806   0.0389   0.0106   1.0000
  16.000   1.0233   0.07909   0.07494   0.0352   0.0105   1.0000
  16.250   1.0059   0.08594   0.08189   0.0316   0.0105   1.0000
  16.500   0.9891   0.09264   0.08869   0.0282   0.0105   1.0000
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