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EPPLER 856 AIRFOIL (e856-il) Xfoil prediction polar at RE=500,000 Ncrit=9


Details Polar file
Airfoil: EPPLER 856 AIRFOIL (e856-il)
Reynolds number: 500,000
Max Cl/Cd: 100.79 at α=8.5°
Description: Mach=0 Ncrit=9
Source: Xfoil prediction
Download polar: xf-e856-il-500000.txt
Download as CSV file: xf-e856-il-500000.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 =   9.000
  
   alpha    CL        CD       CDp       CM     Top_Xtr  Bot_Xtr
  ------ -------- --------- --------- -------- -------- --------
 -15.750  -0.6051   0.09914   0.09610  -0.0622   1.0000   0.0104
 -15.500  -0.6342   0.08962   0.08636  -0.0676   1.0000   0.0103
 -15.250  -0.6430   0.08440   0.08103  -0.0705   1.0000   0.0102
 -15.000  -0.6575   0.07879   0.07532  -0.0730   1.0000   0.0101
 -14.750  -0.6843   0.07148   0.06780  -0.0768   1.0000   0.0102
 -14.500  -0.6898   0.06780   0.06405  -0.0784   1.0000   0.0101
 -14.250  -0.7025   0.06352   0.05966  -0.0797   1.0000   0.0101
 -14.000  -0.7166   0.05929   0.05530  -0.0813   1.0000   0.0101
 -13.750  -0.7281   0.05569   0.05158  -0.0820   1.0000   0.0101
 -13.500  -0.7436   0.05188   0.04766  -0.0823   1.0000   0.0102
 -13.250  -0.7473   0.04958   0.04528  -0.0822   1.0000   0.0101
 -13.000  -0.7645   0.04613   0.04172  -0.0814   1.0000   0.0103
 -12.750  -0.7753   0.04364   0.03916  -0.0803   1.0000   0.0103
 -12.500  -0.7694   0.04076   0.03620  -0.0826   0.9982   0.0105
 -12.250  -0.7493   0.03811   0.03349  -0.0871   0.9950   0.0108
 -12.000  -0.7299   0.03553   0.03079  -0.0911   0.9913   0.0109
 -11.750  -0.7083   0.03323   0.02839  -0.0950   0.9869   0.0110
 -11.500  -0.6825   0.03105   0.02611  -0.0995   0.9839   0.0114
 -11.250  -0.6647   0.02898   0.02393  -0.1020   0.9770   0.0116
 -11.000  -0.6390   0.02710   0.02193  -0.1059   0.9728   0.0120
 -10.750  -0.6265   0.02537   0.02011  -0.1065   0.9627   0.0122
 -10.500  -0.6086   0.02399   0.01860  -0.1068   0.9530   0.0125
 -10.250  -0.5898   0.02239   0.01692  -0.1072   0.9436   0.0128
 -10.000  -0.5666   0.02086   0.01536  -0.1084   0.9361   0.0135
  -9.750  -0.5456   0.01979   0.01424  -0.1083   0.9251   0.0140
  -9.500  -0.5146   0.01875   0.01313  -0.1100   0.9175   0.0148
  -9.250  -0.4809   0.01758   0.01186  -0.1124   0.9085   0.0160
  -9.000  -0.4398   0.01663   0.01087  -0.1160   0.8991   0.0179
  -8.750  -0.3890   0.01554   0.00970  -0.1219   0.8898   0.0202
  -8.500  -0.3376   0.01464   0.00871  -0.1278   0.8748   0.0241
  -8.250  -0.2963   0.01396   0.00792  -0.1313   0.8548   0.0293
  -8.000  -0.2665   0.01349   0.00735  -0.1323   0.8324   0.0353
  -7.750  -0.2413   0.01312   0.00687  -0.1322   0.8117   0.0422
  -7.500  -0.2184   0.01279   0.00646  -0.1316   0.7929   0.0495
  -7.250  -0.1962   0.01249   0.00609  -0.1308   0.7757   0.0578
  -7.000  -0.1743   0.01218   0.00573  -0.1299   0.7595   0.0682
  -6.750  -0.1524   0.01187   0.00540  -0.1290   0.7442   0.0811
  -6.500  -0.1302   0.01156   0.00508  -0.1282   0.7299   0.0976
  -6.000  -0.0851   0.01092   0.00447  -0.1267   0.7042   0.1465
  -5.750  -0.0629   0.01046   0.00414  -0.1260   0.6924   0.1874
  -5.500  -0.0411   0.00995   0.00381  -0.1253   0.6814   0.2497
  -5.250  -0.0181   0.00960   0.00362  -0.1247   0.6704   0.3126
  -5.000   0.0070   0.00947   0.00353  -0.1242   0.6599   0.3490
  -4.750   0.0329   0.00947   0.00347  -0.1238   0.6500   0.3726
  -4.500   0.0592   0.00948   0.00343  -0.1235   0.6402   0.3896
  -4.250   0.0856   0.00951   0.00341  -0.1231   0.6315   0.4033
  -4.000   0.1121   0.00955   0.00339  -0.1228   0.6226   0.4155
  -3.750   0.1389   0.00963   0.00337  -0.1225   0.6145   0.4266
  -3.500   0.1654   0.00968   0.00337  -0.1222   0.6061   0.4358
  -3.250   0.1922   0.00975   0.00334  -0.1220   0.5985   0.4434
  -3.000   0.2189   0.00977   0.00334  -0.1217   0.5908   0.4505
  -2.750   0.2458   0.00989   0.00332  -0.1215   0.5841   0.4575
  -2.500   0.2727   0.00987   0.00332  -0.1212   0.5774   0.4642
  -2.250   0.2995   0.00996   0.00334  -0.1210   0.5709   0.4719
  -2.000   0.3263   0.01004   0.00337  -0.1208   0.5648   0.4801
  -1.750   0.3532   0.01008   0.00340  -0.1205   0.5585   0.4870
  -1.500   0.3801   0.01017   0.00339  -0.1203   0.5528   0.4923
  -1.250   0.4072   0.01019   0.00338  -0.1202   0.5476   0.4968
  -1.000   0.4342   0.01020   0.00340  -0.1200   0.5424   0.5013
  -0.750   0.4611   0.01026   0.00341  -0.1199   0.5373   0.5060
  -0.500   0.4884   0.01038   0.00343  -0.1198   0.5324   0.5104
  -0.250   0.5152   0.01036   0.00344  -0.1196   0.5277   0.5148
   0.000   0.5419   0.01039   0.00347  -0.1194   0.5230   0.5195
   0.250   0.5689   0.01049   0.00351  -0.1193   0.5188   0.5242
   0.500   0.5964   0.01059   0.00356  -0.1193   0.5148   0.5287
   0.750   0.6230   0.01059   0.00360  -0.1191   0.5108   0.5335
   1.000   0.6496   0.01064   0.00366  -0.1189   0.5067   0.5386
   1.250   0.6765   0.01074   0.00371  -0.1187   0.5027   0.5437
   1.500   0.7040   0.01087   0.00380  -0.1188   0.4989   0.5487
   1.750   0.7302   0.01088   0.00388  -0.1185   0.4955   0.5541
   2.000   0.7567   0.01095   0.00396  -0.1183   0.4920   0.5601
   2.250   0.7834   0.01104   0.00403  -0.1181   0.4886   0.5658
   2.500   0.8102   0.01114   0.00414  -0.1180   0.4851   0.5716
   2.750   0.8374   0.01127   0.00427  -0.1180   0.4817   0.5784
   3.000   0.8630   0.01132   0.00437  -0.1177   0.4785   0.5853
   3.250   0.8889   0.01138   0.00449  -0.1174   0.4753   0.5927
   3.500   0.9151   0.01148   0.00459  -0.1171   0.4722   0.6006
   3.750   0.9417   0.01160   0.00473  -0.1170   0.4692   0.6086
   4.000   0.9696   0.01179   0.00491  -0.1172   0.4659   0.6182
   4.250   0.9940   0.01183   0.00505  -0.1166   0.4631   0.6282
   4.500   1.0189   0.01190   0.00520  -0.1162   0.4600   0.6392
   4.750   1.0443   0.01200   0.00534  -0.1158   0.4571   0.6516
   5.000   1.0697   0.01210   0.00550  -0.1155   0.4543   0.6652
   5.250   1.0968   0.01228   0.00571  -0.1155   0.4512   0.6811
   5.500   1.1220   0.01240   0.00593  -0.1152   0.4484   0.6998
   6.000   1.1681   0.01251   0.00630  -0.1135   0.4428   0.7477
   6.250   1.1903   0.01256   0.00648  -0.1125   0.4399   0.7819
   6.500   1.2109   0.01258   0.00667  -0.1111   0.4371   0.8350
   6.750   1.2442   0.01267   0.00693  -0.1123   0.4335   1.0000
   7.000   1.2640   0.01277   0.00710  -0.1109   0.4310   1.0000
   7.250   1.2842   0.01289   0.00728  -0.1096   0.4275   1.0000
   7.500   1.3049   0.01304   0.00744  -0.1084   0.4239   1.0000
   7.750   1.3264   0.01322   0.00760  -0.1074   0.4200   1.0000
   8.000   1.3483   0.01345   0.00784  -0.1065   0.4158   1.0000
   8.250   1.3651   0.01357   0.00803  -0.1045   0.4116   1.0000
   8.500   1.3829   0.01372   0.00821  -0.1028   0.4071   1.0000
   8.750   1.4029   0.01396   0.00842  -0.1016   0.4025   1.0000
   9.000   1.4213   0.01417   0.00869  -0.1000   0.3984   1.0000
   9.250   1.4388   0.01435   0.00894  -0.0984   0.3939   1.0000
   9.500   1.4565   0.01457   0.00919  -0.0968   0.3895   1.0000
   9.750   1.4756   0.01489   0.00949  -0.0955   0.3850   1.0000
  10.000   1.4922   0.01511   0.00982  -0.0938   0.3807   1.0000
  10.250   1.5080   0.01537   0.01014  -0.0919   0.3754   1.0000
  10.500   1.5234   0.01573   0.01049  -0.0901   0.3702   1.0000
  10.750   1.5390   0.01604   0.01090  -0.0883   0.3646   1.0000
  11.000   1.5534   0.01641   0.01131  -0.0864   0.3585   1.0000
  11.250   1.5657   0.01688   0.01180  -0.0843   0.3521   1.0000
  11.500   1.5788   0.01733   0.01232  -0.0823   0.3442   1.0000
  11.750   1.5889   0.01793   0.01294  -0.0800   0.3368   1.0000
  12.000   1.5998   0.01855   0.01361  -0.0780   0.3276   1.0000
  12.250   1.6085   0.01931   0.01440  -0.0757   0.3185   1.0000
  12.500   1.6126   0.02032   0.01540  -0.0730   0.3077   1.0000
  12.750   1.6176   0.02138   0.01649  -0.0706   0.2948   1.0000
  13.000   1.6179   0.02278   0.01787  -0.0679   0.2801   1.0000
  13.250   1.6136   0.02457   0.01963  -0.0649   0.2640   1.0000
  13.500   1.6064   0.02671   0.02174  -0.0621   0.2471   1.0000
  13.750   1.5963   0.02926   0.02424  -0.0595   0.2293   1.0000
  14.000   1.5837   0.03220   0.02714  -0.0571   0.2127   1.0000
  14.250   1.5703   0.03542   0.03033  -0.0550   0.1979   1.0000
  14.500   1.5565   0.03890   0.03379  -0.0533   0.1845   1.0000
  14.750   1.5423   0.04259   0.03747  -0.0520   0.1723   1.0000
  15.250   1.5155   0.05035   0.04523  -0.0502   0.1497   1.0000
  15.500   1.5037   0.05429   0.04918  -0.0497   0.1401   1.0000
  15.750   1.4907   0.05850   0.05340  -0.0494   0.1318   1.0000
  16.000   1.4804   0.06252   0.05744  -0.0493   0.1228   1.0000
  16.250   1.4715   0.06648   0.06143  -0.0494   0.1156   1.0000
  16.500   1.4611   0.07072   0.06567  -0.0496   0.1085   1.0000
  16.750   1.4551   0.07451   0.06950  -0.0499   0.1020   1.0000
  17.000   1.4459   0.07876   0.07376  -0.0504   0.0958   1.0000
  17.250   1.4416   0.08246   0.07751  -0.0509   0.0901   1.0000
  17.500   1.4339   0.08668   0.08175  -0.0516   0.0846   1.0000
  17.750   1.4305   0.09038   0.08548  -0.0523   0.0792   1.0000
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