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EPPLER 864 STRUT AIRFOIL (e864-il) Xfoil prediction polar at RE=500,000 Ncrit=5


Details Polar file
Airfoil: EPPLER 864 STRUT AIRFOIL (e864-il)
Reynolds number: 500,000
Max Cl/Cd: 33.05 at α=8.25°
Description: Mach=0 Ncrit=5
Source: Xfoil prediction
Download polar: xf-e864-il-500000-n5.txt
Download as CSV file: xf-e864-il-500000-n5.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: EPPLER 864 STRUT 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
  ------ -------- --------- --------- -------- -------- --------
 -18.500  -0.9451   0.10241   0.09651  -0.0100   0.5983   0.2435
 -18.250  -0.9455   0.09947   0.09352  -0.0107   0.5904   0.2476
 -18.000  -0.9517   0.09592   0.08987  -0.0112   0.5833   0.2520
 -17.750  -0.9334   0.09501   0.08895  -0.0121   0.5749   0.2544
 -17.500  -0.9234   0.09322   0.08715  -0.0127   0.5681   0.2576
 -17.250  -0.9361   0.08907   0.08290  -0.0131   0.5630   0.2628
 -17.000  -0.9279   0.08710   0.08088  -0.0137   0.5558   0.2660
 -16.750  -0.9125   0.08588   0.07966  -0.0145   0.5492   0.2686
 -16.500  -0.9148   0.08286   0.07660  -0.0149   0.5446   0.2729
 -16.250  -0.9285   0.07872   0.07236  -0.0150   0.5405   0.2779
 -16.000  -0.9101   0.07784   0.07148  -0.0157   0.5340   0.2803
 -15.750  -0.9029   0.07583   0.06944  -0.0162   0.5287   0.2837
 -15.500  -0.9188   0.07156   0.06508  -0.0162   0.5257   0.2890
 -15.250  -0.9163   0.06913   0.06263  -0.0165   0.5225   0.2925
 -15.000  -0.9049   0.06759   0.06110  -0.0169   0.5185   0.2955
 -14.750  -0.9066   0.06481   0.05827  -0.0171   0.5150   0.2996
 -14.500  -0.9278   0.06023   0.05358  -0.0167   0.5126   0.3047
 -14.250  -0.9130   0.05905   0.05240  -0.0172   0.5084   0.3073
 -14.000  -0.9140   0.05643   0.04974  -0.0173   0.5050   0.3112
 -13.750  -0.9322   0.05229   0.04549  -0.0168   0.5026   0.3162
 -13.500  -0.9310   0.04994   0.04311  -0.0168   0.5004   0.3194
 -13.250  -0.9226   0.04823   0.04141  -0.0170   0.4978   0.3223
 -13.000  -0.9269   0.04545   0.03859  -0.0168   0.4954   0.3262
 -12.750  -0.9385   0.04210   0.03512  -0.0162   0.4931   0.3302
 -12.500  -0.9329   0.04025   0.03323  -0.0162   0.4902   0.3329
 -12.250  -0.9258   0.03857   0.03153  -0.0162   0.4872   0.3356
 -12.000  -0.9190   0.03688   0.02979  -0.0161   0.4841   0.3384
 -11.750  -0.9169   0.03486   0.02768  -0.0159   0.4813   0.3414
 -11.500  -0.9150   0.03284   0.02557  -0.0155   0.4793   0.3443
 -11.250  -0.9052   0.03148   0.02417  -0.0154   0.4775   0.3465
 -11.000  -0.8924   0.03039   0.02308  -0.0153   0.4756   0.3486
 -10.750  -0.8799   0.02929   0.02197  -0.0152   0.4734   0.3507
 -10.500  -0.8685   0.02815   0.02079  -0.0150   0.4713   0.3530
 -10.250  -0.8563   0.02709   0.01967  -0.0148   0.4692   0.3552
 -10.000  -0.8444   0.02604   0.01855  -0.0145   0.4672   0.3573
  -9.750  -0.8312   0.02512   0.01754  -0.0142   0.4651   0.3592
  -9.500  -0.8163   0.02434   0.01670  -0.0139   0.4630   0.3609
  -9.250  -0.7982   0.02377   0.01612  -0.0138   0.4609   0.3626
  -9.000  -0.7809   0.02319   0.01552  -0.0136   0.4589   0.3642
  -8.750  -0.7635   0.02260   0.01492  -0.0134   0.4576   0.3659
  -8.500  -0.7458   0.02206   0.01436  -0.0131   0.4561   0.3677
  -8.250  -0.7284   0.02153   0.01379  -0.0127   0.4545   0.3694
  -8.000  -0.7098   0.02106   0.01329  -0.0124   0.4527   0.3709
  -7.750  -0.6917   0.02061   0.01279  -0.0120   0.4509   0.3725
  -7.500  -0.6731   0.02020   0.01232  -0.0116   0.4493   0.3740
  -7.250  -0.6548   0.01982   0.01187  -0.0111   0.4477   0.3752
  -7.000  -0.6332   0.01952   0.01157  -0.0109   0.4461   0.3766
  -6.750  -0.6121   0.01924   0.01128  -0.0106   0.4446   0.3779
  -6.500  -0.5916   0.01898   0.01100  -0.0103   0.4430   0.3792
  -6.250  -0.5709   0.01875   0.01075  -0.0098   0.4414   0.3806
  -6.000  -0.5504   0.01855   0.01052  -0.0093   0.4398   0.3820
  -5.750  -0.5299   0.01834   0.01029  -0.0088   0.4386   0.3834
  -5.500  -0.5086   0.01813   0.01007  -0.0084   0.4376   0.3848
  -5.250  -0.4874   0.01794   0.00986  -0.0079   0.4366   0.3860
  -5.000  -0.4662   0.01776   0.00965  -0.0073   0.4353   0.3872
  -4.750  -0.4457   0.01760   0.00948  -0.0066   0.4339   0.3884
  -4.500  -0.4270   0.01749   0.00933  -0.0055   0.4326   0.3896
  -4.250  -0.4094   0.01742   0.00922  -0.0041   0.4313   0.3906
  -4.000  -0.3914   0.01734   0.00912  -0.0028   0.4300   0.3917
  -3.750  -0.3710   0.01725   0.00903  -0.0019   0.4288   0.3930
  -3.500  -0.3491   0.01717   0.00896  -0.0013   0.4275   0.3942
  -3.250  -0.3264   0.01711   0.00889  -0.0008   0.4263   0.3953
  -3.000  -0.3032   0.01707   0.00884  -0.0004   0.4251   0.3965
  -2.750  -0.2797   0.01704   0.00879  -0.0001   0.4238   0.3977
  -2.500  -0.2559   0.01702   0.00876   0.0002   0.4224   0.3990
  -2.250  -0.2317   0.01703   0.00874   0.0004   0.4208   0.4003
  -2.000  -0.2066   0.01701   0.00871   0.0005   0.4196   0.4015
  -1.750  -0.1810   0.01697   0.00867   0.0005   0.4188   0.4027
  -1.500  -0.1552   0.01694   0.00864   0.0005   0.4178   0.4038
  -1.250  -0.1293   0.01692   0.00862   0.0004   0.4168   0.4049
  -1.000  -0.1033   0.01691   0.00860   0.0003   0.4158   0.4060
  -0.750  -0.0772   0.01691   0.00858   0.0003   0.4146   0.4070
  -0.500  -0.0510   0.01691   0.00856   0.0002   0.4134   0.4079
  -0.250  -0.0249   0.01686   0.00853   0.0000   0.4121   0.4091
   0.000   0.0009   0.01681   0.00850   0.0000   0.4107   0.4104
   0.250   0.0266   0.01679   0.00849   0.0000   0.4095   0.4116
   0.500   0.0523   0.01679   0.00850  -0.0001   0.4084   0.4128
   0.750   0.0779   0.01680   0.00851  -0.0001   0.4072   0.4141
   1.000   0.1033   0.01682   0.00853   0.0000   0.4058   0.4154
   1.250   0.1284   0.01686   0.00855   0.0000   0.4042   0.4168
   1.500   0.1538   0.01693   0.00860   0.0000   0.4024   0.4180
   1.750   0.1791   0.01693   0.00863   0.0001   0.4013   0.4192
   2.000   0.2041   0.01693   0.00866   0.0002   0.3999   0.4203
   2.250   0.2290   0.01695   0.00869   0.0003   0.3984   0.4215
   2.500   0.2536   0.01698   0.00873   0.0005   0.3970   0.4226
   2.750   0.2778   0.01702   0.00878   0.0007   0.3956   0.4237
   3.000   0.3015   0.01707   0.00883   0.0010   0.3942   0.4248
   3.250   0.3246   0.01713   0.00888   0.0015   0.3929   0.4257
   3.500   0.3462   0.01717   0.00892   0.0021   0.3915   0.4269
   3.750   0.3641   0.01718   0.00895   0.0035   0.3901   0.4283
   4.000   0.3807   0.01722   0.00900   0.0051   0.3889   0.4297
   4.250   0.3988   0.01730   0.00909   0.0063   0.3877   0.4309
   4.500   0.4183   0.01742   0.00922   0.0073   0.3864   0.4322
   4.750   0.4390   0.01755   0.00939   0.0080   0.3853   0.4335
   5.000   0.4600   0.01771   0.00959   0.0086   0.3842   0.4348
   5.250   0.4809   0.01788   0.00981   0.0092   0.3829   0.4362
   5.500   0.5021   0.01807   0.01003   0.0096   0.3814   0.4376
   5.750   0.5232   0.01828   0.01028   0.0101   0.3799   0.4391
   6.000   0.5441   0.01852   0.01053   0.0105   0.3785   0.4406
   6.250   0.5652   0.01877   0.01080   0.0109   0.3771   0.4421
   6.500   0.5856   0.01905   0.01109   0.0113   0.3757   0.4433
   6.750   0.6057   0.01935   0.01139   0.0117   0.3742   0.4444
   7.000   0.6257   0.01967   0.01170   0.0121   0.3726   0.4453
   7.250   0.6447   0.02001   0.01205   0.0126   0.3710   0.4471
   7.500   0.6643   0.02037   0.01246   0.0129   0.3695   0.4489
   7.750   0.6831   0.02079   0.01295   0.0132   0.3679   0.4506
   8.000   0.7013   0.02126   0.01348   0.0135   0.3660   0.4522
   8.250   0.7192   0.02176   0.01404   0.0138   0.3639   0.4540
   8.500   0.7362   0.02233   0.01465   0.0142   0.3618   0.4557
   8.750   0.7534   0.02293   0.01526   0.0144   0.3598   0.4575
   9.000   0.7692   0.02362   0.01597   0.0147   0.3579   0.4592
   9.250   0.7852   0.02432   0.01667   0.0149   0.3558   0.4611
   9.500   0.7999   0.02517   0.01756   0.0152   0.3539   0.4629
   9.750   0.8150   0.02604   0.01849   0.0153   0.3517   0.4645
  10.250   0.8399   0.02815   0.02071   0.0157   0.3467   0.4684
  10.500   0.8502   0.02938   0.02197   0.0159   0.3441   0.4706
  10.750   0.8612   0.03058   0.02319   0.0161   0.3417   0.4729
  11.000   0.8710   0.03195   0.02462   0.0162   0.3395   0.4751
  11.250   0.8786   0.03354   0.02630   0.0164   0.3370   0.4774
  11.500   0.8849   0.03525   0.02807   0.0165   0.3341   0.4796
  11.750   0.8883   0.03720   0.03006   0.0167   0.3311   0.4817
  12.000   0.8947   0.03893   0.03179   0.0168   0.3281   0.4839
  12.250   0.8940   0.04131   0.03423   0.0171   0.3246   0.4857
  12.500   0.8886   0.04416   0.03714   0.0175   0.3202   0.4872
  12.750   0.8885   0.04653   0.03956   0.0176   0.3163   0.4897
  13.000   0.8905   0.04874   0.04178   0.0176   0.3131   0.4927
  13.250   0.8848   0.05175   0.04489   0.0178   0.3093   0.4954
  13.500   0.8764   0.05500   0.04821   0.0181   0.3046   0.4981
  13.750   0.8787   0.05729   0.05050   0.0180   0.3005   0.5013
  14.000   0.8709   0.06059   0.05386   0.0181   0.2961   0.5041
  14.250   0.8619   0.06404   0.05736   0.0182   0.2909   0.5067
  14.500   0.8675   0.06612   0.05942   0.0179   0.2870   0.5095
  14.750   0.8643   0.06908   0.06245   0.0178   0.2829   0.5125
  15.000   0.8577   0.07241   0.06584   0.0176   0.2778   0.5159
  15.250   0.8653   0.07435   0.06779   0.0172   0.2740   0.5201
  15.500   0.8606   0.07758   0.07108   0.0170   0.2694   0.5237
  15.750   0.8597   0.08043   0.07397   0.0166   0.2644   0.5275
  16.000   0.8683   0.08231   0.07583   0.0161   0.2605   0.5317
  16.500   0.8653   0.08828   0.08189   0.0152   0.2502   0.5398
  16.750   0.8723   0.09038   0.08401   0.0146   0.2460   0.5455
  17.000   0.8690   0.09360   0.08728   0.0141   0.2403   0.5504
  17.250   0.8736   0.09596   0.08962   0.0135   0.2352   0.5557
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