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FX 77-W-270S (fx77w270s-il) Xfoil prediction polar at RE=500,000 Ncrit=9


Details Polar file
Airfoil: FX 77-W-270S (fx77w270s-il)
Reynolds number: 500,000
Max Cl/Cd: 62.08 at α=11.25°
Description: Mach=0 Ncrit=9
Source: Xfoil prediction
Download polar: xf-fx77w270s-il-500000.txt
Download as CSV file: xf-fx77w270s-il-500000.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: FX 77-W-270S                                    
  
 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
  ------ -------- --------- --------- -------- -------- --------
 -19.750  -1.0370   0.09297   0.08811  -0.0413   1.0001   0.0177
 -19.500  -1.0396   0.08905   0.08410  -0.0428   1.0001   0.0179
 -19.250  -1.0410   0.08536   0.08032  -0.0442   1.0001   0.0181
 -19.000  -1.0408   0.08194   0.07682  -0.0454   1.0001   0.0184
 -18.750  -1.0396   0.07871   0.07351  -0.0465   1.0001   0.0185
 -18.500  -1.0371   0.07565   0.07038  -0.0474   1.0001   0.0188
 -18.250  -1.0403   0.07336   0.06746  -0.0467   0.7635   0.0189
 -18.000  -1.0360   0.07090   0.06446  -0.0473   0.6466   0.0191
 -17.750  -1.0314   0.06830   0.06161  -0.0481   0.6006   0.0193
 -17.500  -1.0253   0.06591   0.05905  -0.0486   0.5757   0.0196
 -17.250  -1.0188   0.06360   0.05659  -0.0491   0.5590   0.0198
 -17.000  -1.0112   0.06143   0.05432  -0.0495   0.5476   0.0201
 -16.750  -1.0029   0.05938   0.05215  -0.0498   0.5377   0.0204
 -16.500  -0.9939   0.05744   0.05011  -0.0500   0.5307   0.0207
 -16.250  -0.9849   0.05553   0.04812  -0.0501   0.5248   0.0209
 -16.000  -0.9742   0.05385   0.04633  -0.0501   0.5192   0.0213
 -15.750  -0.9631   0.05222   0.04459  -0.0502   0.5138   0.0216
 -15.500  -0.9519   0.05062   0.04291  -0.0502   0.5102   0.0218
 -15.250  -0.9415   0.04898   0.04123  -0.0500   0.5073   0.0220
 -15.000  -0.9312   0.04736   0.03956  -0.0499   0.5043   0.0222
 -14.750  -0.9192   0.04594   0.03808  -0.0497   0.5013   0.0225
 -14.500  -0.9066   0.04461   0.03668  -0.0494   0.4983   0.0228
 -14.250  -0.8941   0.04329   0.03530  -0.0492   0.4953   0.0230
 -14.000  -0.8809   0.04208   0.03400  -0.0489   0.4919   0.0233
 -13.750  -0.8667   0.04096   0.03283  -0.0486   0.4894   0.0237
 -13.500  -0.8528   0.03984   0.03167  -0.0482   0.4880   0.0240
 -13.250  -0.8390   0.03873   0.03052  -0.0478   0.4864   0.0243
 -13.000  -0.8244   0.03770   0.02945  -0.0474   0.4848   0.0247
 -12.750  -0.8091   0.03674   0.02844  -0.0469   0.4831   0.0250
 -12.500  -0.7947   0.03573   0.02739  -0.0464   0.4815   0.0253
 -12.250  -0.7805   0.03471   0.02634  -0.0459   0.4799   0.0257
 -12.000  -0.7653   0.03377   0.02537  -0.0454   0.4783   0.0261
 -11.750  -0.7492   0.03291   0.02447  -0.0450   0.4767   0.0266
 -11.500  -0.7326   0.03208   0.02360  -0.0445   0.4752   0.0271
 -11.250  -0.7162   0.03126   0.02273  -0.0440   0.4736   0.0276
 -11.000  -0.6990   0.03051   0.02193  -0.0436   0.4719   0.0281
 -10.750  -0.6813   0.02982   0.02118  -0.0432   0.4701   0.0286
 -10.500  -0.6654   0.02901   0.02036  -0.0426   0.4686   0.0291
 -10.250  -0.6486   0.02820   0.01954  -0.0421   0.4679   0.0297
 -10.000  -0.6310   0.02745   0.01878  -0.0416   0.4672   0.0304
  -9.750  -0.6128   0.02674   0.01805  -0.0412   0.4662   0.0313
  -9.500  -0.5945   0.02604   0.01732  -0.0407   0.4651   0.0320
  -9.250  -0.5772   0.02527   0.01655  -0.0402   0.4640   0.0327
  -9.000  -0.5598   0.02452   0.01579  -0.0397   0.4628   0.0335
  -8.750  -0.5417   0.02382   0.01507  -0.0392   0.4618   0.0344
  -8.500  -0.5231   0.02314   0.01437  -0.0387   0.4607   0.0355
  -8.250  -0.5050   0.02245   0.01366  -0.0382   0.4596   0.0366
  -8.000  -0.4880   0.02174   0.01294  -0.0375   0.4586   0.0380
  -7.750  -0.4707   0.02112   0.01229  -0.0367   0.4576   0.0397
  -7.500  -0.4552   0.02051   0.01167  -0.0355   0.4566   0.0416
  -7.250  -0.4439   0.02002   0.01117  -0.0334   0.4557   0.0441
  -7.000  -0.4363   0.01962   0.01076  -0.0303   0.4548   0.0471
  -6.750  -0.4213   0.01924   0.01039  -0.0285   0.4539   0.0524
  -6.500  -0.4040   0.01887   0.01006  -0.0271   0.4529   0.0615
  -6.250  -0.3851   0.01854   0.00978  -0.0259   0.4519   0.0738
  -6.000  -0.3648   0.01827   0.00955  -0.0250   0.4506   0.0865
  -5.750  -0.3437   0.01811   0.00945  -0.0242   0.4488   0.0996
  -5.500  -0.3219   0.01782   0.00925  -0.0235   0.4478   0.1168
  -5.250  -0.3001   0.01740   0.00896  -0.0229   0.4473   0.1407
  -5.000  -0.2795   0.01686   0.00863  -0.0221   0.4467   0.1795
  -4.750  -0.2595   0.01621   0.00826  -0.0213   0.4461   0.2355
  -4.500  -0.2410   0.01533   0.00779  -0.0204   0.4454   0.3208
  -4.250  -0.2231   0.01425   0.00724  -0.0195   0.4447   0.4333
  -4.000  -0.2011   0.01367   0.00722  -0.0188   0.4438   0.5455
  -3.750  -0.1708   0.01393   0.00759  -0.0192   0.4429   0.5857
  -3.500  -0.1396   0.01419   0.00782  -0.0197   0.4418   0.6020
  -3.250  -0.1083   0.01444   0.00802  -0.0203   0.4406   0.6140
  -3.000  -0.0770   0.01482   0.00839  -0.0208   0.4394   0.6240
  -2.750  -0.0459   0.01515   0.00865  -0.0213   0.4383   0.6324
  -2.500  -0.0145   0.01564   0.00920  -0.0216   0.4373   0.6395
  -2.250   0.0167   0.01616   0.00968  -0.0221   0.4363   0.6480
  -2.000   0.0476   0.01658   0.01012  -0.0223   0.4354   0.6548
  -1.750   0.0788   0.01723   0.01082  -0.0225   0.4344   0.6617
  -1.500   0.1099   0.01765   0.01120  -0.0229   0.4335   0.6675
  -1.250   0.1410   0.01799   0.01146  -0.0237   0.4325   0.6717
  -1.000   0.1703   0.01804   0.01151  -0.0240   0.4312   0.6748
  -0.750   0.1998   0.01845   0.01191  -0.0245   0.4295   0.6769
  -0.500   0.2293   0.01877   0.01224  -0.0250   0.4283   0.6788
  -0.250   0.2597   0.01879   0.01225  -0.0257   0.4277   0.6805
   0.000   0.2901   0.01881   0.01225  -0.0264   0.4271   0.6819
   0.250   0.3205   0.01882   0.01225  -0.0272   0.4264   0.6833
   0.500   0.3508   0.01885   0.01226  -0.0279   0.4255   0.6846
   0.750   0.3810   0.01889   0.01228  -0.0287   0.4246   0.6859
   1.000   0.4113   0.01895   0.01232  -0.0295   0.4235   0.6874
   1.250   0.4415   0.01901   0.01236  -0.0303   0.4224   0.6888
   1.500   0.4718   0.01909   0.01241  -0.0311   0.4211   0.6902
   1.750   0.5022   0.01921   0.01250  -0.0319   0.4200   0.6913
   2.000   0.5319   0.01917   0.01244  -0.0326   0.4190   0.6927
   2.250   0.5615   0.01911   0.01237  -0.0334   0.4180   0.6938
   2.500   0.5913   0.01911   0.01236  -0.0341   0.4170   0.6946
   2.750   0.6213   0.01914   0.01237  -0.0349   0.4160   0.6954
   3.000   0.6512   0.01919   0.01240  -0.0356   0.4151   0.6963
   3.250   0.6812   0.01928   0.01247  -0.0364   0.4142   0.6974
   3.500   0.7112   0.01940   0.01256  -0.0372   0.4132   0.6984
   3.750   0.7409   0.01961   0.01275  -0.0380   0.4120   0.6992
   4.000   0.7677   0.02035   0.01349  -0.0385   0.4100   0.6999
   4.250   0.7969   0.02034   0.01350  -0.0391   0.4093   0.7007
   4.500   0.8256   0.02039   0.01358  -0.0398   0.4086   0.7015
   4.750   0.8541   0.02049   0.01370  -0.0403   0.4077   0.7023
   5.000   0.8824   0.02061   0.01385  -0.0409   0.4067   0.7031
   5.250   0.9105   0.02074   0.01401  -0.0415   0.4056   0.7039
   5.500   0.9384   0.02090   0.01419  -0.0420   0.4044   0.7049
   5.750   0.9660   0.02106   0.01438  -0.0425   0.4032   0.7060
   6.000   0.9937   0.02120   0.01454  -0.0430   0.4021   0.7068
   6.250   1.0217   0.02130   0.01465  -0.0435   0.4009   0.7075
   6.500   1.0501   0.02137   0.01472  -0.0441   0.3997   0.7082
   6.750   1.0789   0.02143   0.01477  -0.0448   0.3986   0.7088
   7.000   1.1077   0.02150   0.01483  -0.0455   0.3976   0.7095
   7.250   1.1366   0.02160   0.01493  -0.0462   0.3967   0.7101
   7.500   1.1656   0.02173   0.01504  -0.0469   0.3958   0.7107
   7.750   1.1946   0.02193   0.01521  -0.0477   0.3948   0.7113
   8.000   1.2221   0.02238   0.01566  -0.0484   0.3934   0.7118
   8.250   1.2454   0.02293   0.01626  -0.0484   0.3921   0.7122
   8.500   1.2691   0.02301   0.01641  -0.0483   0.3911   0.7131
   8.750   1.2920   0.02314   0.01661  -0.0481   0.3899   0.7144
   9.000   1.3138   0.02335   0.01690  -0.0478   0.3886   0.7156
   9.250   1.3352   0.02363   0.01724  -0.0474   0.3873   0.7165
   9.500   1.3566   0.02387   0.01755  -0.0470   0.3859   0.7173
   9.750   1.3784   0.02406   0.01779  -0.0466   0.3846   0.7181
  10.000   1.4016   0.02418   0.01795  -0.0465   0.3833   0.7189
  10.250   1.4255   0.02428   0.01806  -0.0464   0.3821   0.7198
  10.500   1.4498   0.02439   0.01819  -0.0465   0.3811   0.7207
  10.750   1.4750   0.02447   0.01829  -0.0467   0.3801   0.7216
  11.000   1.5016   0.02452   0.01834  -0.0471   0.3791   0.7226
  11.250   1.5291   0.02463   0.01843  -0.0476   0.3779   0.7235
  11.500   1.5539   0.02521   0.01901  -0.0481   0.3761   0.7245
  11.750   1.5517   0.02571   0.01964  -0.0439   0.3751   0.7255
  12.000   1.5476   0.02663   0.02069  -0.0401   0.3736   0.7264
  12.250   1.5455   0.02771   0.02189  -0.0371   0.3718   0.7274
  12.500   1.5483   0.02874   0.02301  -0.0352   0.3699   0.7284
  12.750   1.5572   0.02961   0.02395  -0.0341   0.3682   0.7294
  13.000   1.5726   0.03018   0.02454  -0.0337   0.3666   0.7306
  13.250   1.5946   0.03038   0.02476  -0.0339   0.3652   0.7318
  13.500   1.6262   0.02994   0.02428  -0.0349   0.3635   0.7329
  13.750   1.6594   0.02946   0.02373  -0.0360   0.3612   0.7343
  14.000   1.6400   0.03222   0.02667  -0.0334   0.3585   0.7356
  14.250   1.5957   0.03753   0.03221  -0.0308   0.3548   0.7367
  14.500   1.5987   0.03946   0.03420  -0.0309   0.3515   0.7381
  14.750   1.6244   0.03947   0.03421  -0.0317   0.3490   0.7398
  15.000   1.6533   0.03920   0.03391  -0.0324   0.3468   0.7416
  15.250   1.4218   0.06454   0.05967  -0.0282   0.3333   0.7399
  15.500   1.4907   0.06005   0.05515  -0.0296   0.3333   0.7424
  15.750   1.5461   0.05699   0.05205  -0.0307   0.3322   0.7447
  16.000   1.5865   0.05544   0.05047  -0.0314   0.3310   0.7469
  16.250   1.3789   0.08029   0.07559  -0.0291   0.3138   0.7448
  16.500   1.4446   0.07584   0.07111  -0.0303   0.3142   0.7475
  16.750   1.5146   0.07097   0.06619  -0.0314   0.3152   0.7505
  17.000   1.2776   0.10094   0.09642  -0.0302   0.2908   0.7471
  17.250   1.3213   0.09870   0.09418  -0.0310   0.2905   0.7497
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