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EPPLER 856 AIRFOIL (e856-il) Xfoil prediction polar at RE=500,000 Ncrit=5


Details Polar file
Airfoil: EPPLER 856 AIRFOIL (e856-il)
Reynolds number: 500,000
Max Cl/Cd: 99.72 at α=8.25°
Description: Mach=0 Ncrit=5
Source: Xfoil prediction
Download polar: xf-e856-il-500000-n5.txt
Download as CSV file: xf-e856-il-500000-n5.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: EPPLER 856 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
  ------ -------- --------- --------- -------- -------- --------
 -17.750  -0.5644   0.14045   0.13750  -0.0420   1.0000   0.0061
 -17.500  -0.5883   0.13114   0.12807  -0.0461   1.0000   0.0061
 -17.250  -0.6080   0.12314   0.11997  -0.0497   1.0000   0.0060
 -17.000  -0.6264   0.11566   0.11240  -0.0531   1.0000   0.0061
 -16.750  -0.6450   0.10838   0.10502  -0.0564   1.0000   0.0061
 -16.500  -0.6614   0.10165   0.09817  -0.0594   1.0000   0.0060
 -16.250  -0.6762   0.09539   0.09180  -0.0622   1.0000   0.0059
 -16.000  -0.6951   0.08865   0.08497  -0.0653   1.0000   0.0060
 -15.750  -0.7104   0.08273   0.07895  -0.0680   1.0000   0.0061
 -15.500  -0.7248   0.07718   0.07330  -0.0704   1.0000   0.0061
 -15.250  -0.7363   0.07229   0.06831  -0.0724   1.0000   0.0060
 -15.000  -0.7468   0.06776   0.06369  -0.0742   1.0000   0.0060
 -14.750  -0.7625   0.06277   0.05862  -0.0761   1.0000   0.0062
 -14.500  -0.7716   0.05900   0.05476  -0.0772   1.0000   0.0061
 -14.250  -0.7815   0.05515   0.05083  -0.0785   0.9998   0.0061
 -14.000  -0.7786   0.05089   0.04646  -0.0829   0.9981   0.0062
 -13.750  -0.7734   0.04708   0.04255  -0.0869   0.9960   0.0063
 -13.500  -0.7629   0.04376   0.03912  -0.0911   0.9939   0.0064
 -13.250  -0.7556   0.04056   0.03583  -0.0943   0.9911   0.0064
 -13.000  -0.7444   0.03773   0.03291  -0.0976   0.9879   0.0065
 -12.750  -0.7291   0.03502   0.03010  -0.1014   0.9849   0.0067
 -12.500  -0.7164   0.03258   0.02758  -0.1040   0.9809   0.0069
 -12.250  -0.7048   0.03035   0.02527  -0.1060   0.9750   0.0070
 -12.000  -0.6989   0.02825   0.02309  -0.1067   0.9662   0.0071
 -11.750  -0.6976   0.02640   0.02115  -0.1062   0.9519   0.0071
 -11.500  -0.6939   0.02458   0.01923  -0.1062   0.9362   0.0073
 -11.250  -0.6779   0.02302   0.01756  -0.1073   0.9231   0.0074
 -11.000  -0.6485   0.02173   0.01615  -0.1097   0.9126   0.0077
 -10.750  -0.6082   0.02035   0.01466  -0.1142   0.9029   0.0080
 -10.500  -0.5577   0.01904   0.01324  -0.1207   0.8912   0.0086
 -10.250  -0.4949   0.01796   0.01202  -0.1293   0.8759   0.0095
 -10.000  -0.4478   0.01714   0.01102  -0.1346   0.8525   0.0105
  -9.750  -0.4198   0.01657   0.01027  -0.1357   0.8247   0.0114
  -9.500  -0.3996   0.01616   0.00970  -0.1350   0.8010   0.0122
  -9.250  -0.3814   0.01575   0.00917  -0.1338   0.7810   0.0132
  -9.000  -0.3631   0.01536   0.00867  -0.1325   0.7635   0.0145
  -8.750  -0.3439   0.01502   0.00821  -0.1313   0.7473   0.0158
  -8.500  -0.3245   0.01468   0.00778  -0.1301   0.7319   0.0178
  -8.250  -0.3043   0.01436   0.00737  -0.1291   0.7176   0.0201
  -7.750  -0.2617   0.01377   0.00665  -0.1272   0.6914   0.0272
  -7.500  -0.2394   0.01350   0.00631  -0.1264   0.6804   0.0314
  -7.000  -0.1940   0.01296   0.00569  -0.1249   0.6591   0.0423
  -6.750  -0.1709   0.01270   0.00539  -0.1243   0.6489   0.0493
  -6.500  -0.1474   0.01246   0.00512  -0.1236   0.6385   0.0576
  -6.250  -0.1237   0.01220   0.00485  -0.1231   0.6291   0.0684
  -6.000  -0.0998   0.01194   0.00459  -0.1225   0.6202   0.0818
  -5.750  -0.0754   0.01168   0.00435  -0.1221   0.6123   0.0977
  -5.500  -0.0509   0.01144   0.00411  -0.1217   0.6040   0.1163
  -5.250  -0.0265   0.01115   0.00387  -0.1212   0.5963   0.1403
  -5.000  -0.0019   0.01087   0.00364  -0.1209   0.5882   0.1680
  -4.750   0.0224   0.01055   0.00341  -0.1205   0.5809   0.2055
  -4.500   0.0470   0.01020   0.00319  -0.1202   0.5734   0.2542
  -4.250   0.0717   0.00997   0.00305  -0.1198   0.5669   0.2999
  -4.000   0.0981   0.00982   0.00298  -0.1196   0.5607   0.3348
  -3.750   0.1245   0.00976   0.00292  -0.1194   0.5542   0.3596
  -3.500   0.1510   0.00975   0.00289  -0.1191   0.5482   0.3764
  -3.250   0.1781   0.00974   0.00285  -0.1189   0.5418   0.3891
  -3.000   0.2046   0.00976   0.00283  -0.1187   0.5357   0.3993
  -2.750   0.2317   0.00979   0.00280  -0.1185   0.5306   0.4080
  -2.500   0.2588   0.00979   0.00279  -0.1183   0.5253   0.4170
  -2.250   0.2856   0.00984   0.00278  -0.1181   0.5202   0.4263
  -2.000   0.3122   0.00989   0.00280  -0.1179   0.5154   0.4376
  -1.750   0.3395   0.00991   0.00281  -0.1177   0.5106   0.4455
  -1.500   0.3663   0.00994   0.00281  -0.1175   0.5055   0.4509
  -1.250   0.3927   0.01001   0.00281  -0.1172   0.5009   0.4553
  -1.000   0.4199   0.01005   0.00281  -0.1171   0.4971   0.4594
  -0.750   0.4470   0.01006   0.00282  -0.1170   0.4931   0.4632
  -0.500   0.4736   0.01011   0.00284  -0.1167   0.4890   0.4672
  -0.250   0.4999   0.01018   0.00287  -0.1164   0.4848   0.4716
   0.000   0.5266   0.01024   0.00289  -0.1162   0.4812   0.4757
   0.250   0.5535   0.01027   0.00293  -0.1161   0.4774   0.4792
   0.500   0.5800   0.01032   0.00297  -0.1159   0.4738   0.4834
   0.750   0.6062   0.01039   0.00303  -0.1156   0.4704   0.4880
   1.000   0.6321   0.01048   0.00308  -0.1152   0.4671   0.4922
   1.250   0.6588   0.01053   0.00314  -0.1150   0.4640   0.4959
   1.500   0.6852   0.01058   0.00321  -0.1148   0.4606   0.5004
   1.750   0.7113   0.01065   0.00328  -0.1145   0.4572   0.5053
   2.000   0.7369   0.01074   0.00335  -0.1141   0.4540   0.5101
   2.250   0.7620   0.01083   0.00344  -0.1136   0.4512   0.5143
   2.500   0.7876   0.01090   0.00353  -0.1133   0.4486   0.5190
   2.750   0.8134   0.01096   0.00362  -0.1129   0.4457   0.5247
   3.000   0.8386   0.01104   0.00371  -0.1125   0.4426   0.5301
   3.250   0.8632   0.01111   0.00382  -0.1119   0.4394   0.5356
   3.500   0.8877   0.01122   0.00393  -0.1113   0.4367   0.5415
   4.000   0.9371   0.01142   0.00418  -0.1103   0.4318   0.5541
   4.250   0.9621   0.01150   0.00431  -0.1098   0.4291   0.5615
   4.500   0.9865   0.01159   0.00446  -0.1093   0.4262   0.5686
   4.750   1.0105   0.01171   0.00461  -0.1086   0.4232   0.5764
   5.000   1.0342   0.01184   0.00477  -0.1080   0.4206   0.5843
   5.250   1.0576   0.01199   0.00495  -0.1073   0.4181   0.5939
   5.500   1.0819   0.01210   0.00513  -0.1067   0.4158   0.6040
   5.750   1.1063   0.01221   0.00531  -0.1062   0.4131   0.6151
   6.000   1.1299   0.01232   0.00550  -0.1055   0.4102   0.6262
   6.250   1.1532   0.01246   0.00570  -0.1048   0.4074   0.6386
   6.500   1.1758   0.01261   0.00591  -0.1040   0.4048   0.6533
   7.000   1.2201   0.01290   0.00637  -0.1022   0.3993   0.6892
   7.250   1.2426   0.01300   0.00660  -0.1014   0.3961   0.7106
   7.500   1.2638   0.01313   0.00684  -0.1003   0.3923   0.7360
   7.750   1.2828   0.01326   0.00708  -0.0988   0.3880   0.7703
   8.250   1.3253   0.01329   0.00757  -0.0966   0.3786   1.0000
   8.500   1.3441   0.01355   0.00783  -0.0953   0.3728   1.0000
   8.750   1.3631   0.01382   0.00811  -0.0940   0.3672   1.0000
   9.000   1.3828   0.01408   0.00840  -0.0928   0.3612   1.0000
   9.250   1.3993   0.01442   0.00874  -0.0911   0.3551   1.0000
   9.500   1.4187   0.01471   0.00907  -0.0899   0.3499   1.0000
   9.750   1.4363   0.01505   0.00944  -0.0885   0.3436   1.0000
  10.000   1.4513   0.01548   0.00988  -0.0867   0.3373   1.0000
  10.250   1.4685   0.01586   0.01030  -0.0853   0.3302   1.0000
  10.500   1.4810   0.01640   0.01084  -0.0832   0.3223   1.0000
  10.750   1.4955   0.01690   0.01137  -0.0815   0.3134   1.0000
  11.000   1.5065   0.01756   0.01203  -0.0794   0.3039   1.0000
  11.250   1.5144   0.01838   0.01284  -0.0769   0.2925   1.0000
  11.500   1.5209   0.01931   0.01376  -0.0744   0.2787   1.0000
  11.750   1.5229   0.02053   0.01493  -0.0716   0.2629   1.0000
  12.000   1.5222   0.02200   0.01635  -0.0686   0.2455   1.0000
  12.250   1.5190   0.02372   0.01803  -0.0657   0.2283   1.0000
  12.500   1.5135   0.02575   0.02001  -0.0629   0.2117   1.0000
  12.750   1.5077   0.02795   0.02218  -0.0604   0.1971   1.0000
  13.000   1.5011   0.03039   0.02460  -0.0582   0.1833   1.0000
  13.250   1.4943   0.03300   0.02719  -0.0563   0.1713   1.0000
  13.500   1.4862   0.03586   0.03005  -0.0546   0.1597   1.0000
  13.750   1.4780   0.03890   0.03309  -0.0532   0.1484   1.0000
  14.000   1.4715   0.04191   0.03611  -0.0522   0.1388   1.0000
  14.250   1.4639   0.04515   0.03936  -0.0512   0.1305   1.0000
  14.500   1.4549   0.04865   0.04288  -0.0505   0.1214   1.0000
  14.750   1.4492   0.05192   0.04618  -0.0500   0.1141   1.0000
  15.250   1.4359   0.05894   0.05327  -0.0495   0.1005   1.0000
  15.500   1.4279   0.06275   0.05709  -0.0494   0.0945   1.0000
  15.750   1.4240   0.06615   0.06054  -0.0495   0.0887   1.0000
  16.250   1.4137   0.07347   0.06792  -0.0500   0.0778   1.0000
  16.500   1.4078   0.07731   0.07179  -0.0504   0.0728   1.0000
  16.750   1.4048   0.08085   0.07537  -0.0509   0.0680   1.0000
  17.000   1.4013   0.08452   0.07907  -0.0514   0.0639   1.0000
  17.250   1.3988   0.08810   0.08269  -0.0521   0.0599   1.0000
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