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EPPLER 857 AIRFOIL (e857-il) Xfoil prediction polar at RE=1,000,000 Ncrit=9


Details Polar file
Airfoil: EPPLER 857 AIRFOIL (e857-il)
Reynolds number: 1,000,000
Max Cl/Cd: 110.19 at α=8.5°
Description: Mach=0 Ncrit=9
Source: Xfoil prediction
Download polar: xf-e857-il-1000000.txt
Download as CSV file: xf-e857-il-1000000.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: EPPLER 857 AIRFOIL                              
  
 1 1 Reynolds number fixed          Mach number fixed         
  
 xtrf =   1.000 (top)        1.000 (bottom)  
 Mach =   0.000     Re =     1.000 e 6     Ncrit =   9.000
  
   alpha    CL        CD       CDp       CM     Top_Xtr  Bot_Xtr
  ------ -------- --------- --------- -------- -------- --------
 -17.750  -0.7497   0.09831   0.09512  -0.0644   1.0000   0.0084
 -17.500  -0.7614   0.09318   0.08991  -0.0666   1.0000   0.0085
 -17.250  -0.7728   0.08828   0.08493  -0.0686   1.0000   0.0084
 -17.000  -0.7828   0.08370   0.08028  -0.0704   1.0000   0.0083
 -16.750  -0.7927   0.07927   0.07577  -0.0720   1.0000   0.0083
 -16.500  -0.8001   0.07518   0.07162  -0.0735   1.0000   0.0087
 -16.250  -0.8109   0.07093   0.06729  -0.0749   1.0000   0.0086
 -16.000  -0.8182   0.06723   0.06353  -0.0760   1.0000   0.0086
 -15.750  -0.8283   0.06335   0.05957  -0.0771   1.0000   0.0085
 -15.500  -0.8357   0.05993   0.05610  -0.0778   1.0000   0.0087
 -15.250  -0.8449   0.05653   0.05264  -0.0783   1.0000   0.0087
 -15.000  -0.8359   0.05334   0.04937  -0.0816   0.9989   0.0089
 -14.750  -0.8288   0.04966   0.04560  -0.0858   0.9970   0.0090
 -14.500  -0.8192   0.04633   0.04220  -0.0898   0.9951   0.0091
 -14.250  -0.8031   0.04354   0.03932  -0.0941   0.9936   0.0093
 -14.000  -0.7981   0.04018   0.03589  -0.0972   0.9907   0.0092
 -13.750  -0.7810   0.03788   0.03352  -0.1003   0.9879   0.0094
 -13.500  -0.7649   0.03518   0.03074  -0.1042   0.9856   0.0095
 -13.250  -0.7504   0.03190   0.02738  -0.1093   0.9838   0.0097
 -13.000  -0.7399   0.02939   0.02480  -0.1115   0.9795   0.0097
 -12.750  -0.7269   0.02657   0.02192  -0.1151   0.9749   0.0102
 -12.500  -0.7015   0.02442   0.01971  -0.1194   0.9726   0.0105
 -12.250  -0.6968   0.02246   0.01769  -0.1194   0.9631   0.0106
 -12.000  -0.6972   0.02059   0.01574  -0.1188   0.9502   0.0107
 -11.750  -0.6915   0.01948   0.01457  -0.1168   0.9360   0.0110
 -11.500  -0.6689   0.01839   0.01340  -0.1174   0.9241   0.0113
 -11.250  -0.6294   0.01740   0.01234  -0.1209   0.9143   0.0118
 -11.000  -0.5773   0.01601   0.01088  -0.1275   0.9035   0.0128
 -10.750  -0.5089   0.01510   0.00986  -0.1368   0.8880   0.0139
 -10.500  -0.4441   0.01429   0.00890  -0.1456   0.8587   0.0159
 -10.250  -0.4188   0.01398   0.00840  -0.1458   0.8245   0.0171
 -10.000  -0.4054   0.01362   0.00792  -0.1436   0.7975   0.0188
  -9.750  -0.3901   0.01334   0.00753  -0.1415   0.7755   0.0208
  -9.500  -0.3741   0.01306   0.00716  -0.1396   0.7559   0.0231
  -9.250  -0.3573   0.01277   0.00680  -0.1378   0.7380   0.0260
  -9.000  -0.3394   0.01251   0.00646  -0.1362   0.7212   0.0292
  -8.750  -0.3200   0.01225   0.00615  -0.1348   0.7057   0.0328
  -8.500  -0.2997   0.01200   0.00586  -0.1335   0.6914   0.0372
  -8.250  -0.2787   0.01176   0.00558  -0.1324   0.6787   0.0418
  -7.750  -0.2351   0.01129   0.00504  -0.1304   0.6547   0.0534
  -7.500  -0.2132   0.01106   0.00479  -0.1294   0.6436   0.0608
  -7.250  -0.1902   0.01083   0.00456  -0.1286   0.6326   0.0696
  -7.000  -0.1671   0.01062   0.00434  -0.1278   0.6222   0.0795
  -6.750  -0.1438   0.01042   0.00413  -0.1270   0.6113   0.0903
  -6.500  -0.1196   0.01022   0.00393  -0.1264   0.6018   0.1009
  -6.250  -0.0960   0.01003   0.00373  -0.1256   0.5920   0.1136
  -6.000  -0.0719   0.00978   0.00352  -0.1251   0.5837   0.1325
  -5.750  -0.0488   0.00946   0.00329  -0.1243   0.5749   0.1635
  -5.500  -0.0258   0.00912   0.00306  -0.1236   0.5671   0.1995
  -5.250  -0.0027   0.00874   0.00284  -0.1229   0.5593   0.2483
  -5.000   0.0208   0.00851   0.00270  -0.1222   0.5511   0.2894
  -4.750   0.0468   0.00838   0.00262  -0.1219   0.5440   0.3160
  -4.500   0.0721   0.00834   0.00257  -0.1213   0.5359   0.3353
  -4.250   0.0986   0.00832   0.00253  -0.1210   0.5291   0.3497
  -4.000   0.1249   0.00829   0.00251  -0.1206   0.5223   0.3619
  -3.750   0.1508   0.00834   0.00248  -0.1202   0.5151   0.3703
  -3.500   0.1778   0.00832   0.00247  -0.1199   0.5098   0.3794
  -3.250   0.2046   0.00836   0.00246  -0.1196   0.5037   0.3869
  -3.000   0.2302   0.00840   0.00246  -0.1191   0.4971   0.3941
  -2.750   0.2574   0.00841   0.00246  -0.1189   0.4921   0.3999
  -2.500   0.2842   0.00847   0.00245  -0.1186   0.4863   0.4042
  -2.250   0.3098   0.00850   0.00246  -0.1181   0.4804   0.4111
  -2.000   0.3364   0.00854   0.00248  -0.1178   0.4757   0.4163
  -1.750   0.3635   0.00858   0.00248  -0.1176   0.4712   0.4207
  -1.500   0.3897   0.00863   0.00250  -0.1172   0.4664   0.4256
  -1.250   0.4149   0.00869   0.00254  -0.1166   0.4612   0.4324
  -1.000   0.4416   0.00875   0.00258  -0.1163   0.4576   0.4380
  -0.750   0.4684   0.00881   0.00261  -0.1161   0.4537   0.4417
  -0.500   0.4942   0.00883   0.00262  -0.1156   0.4492   0.4460
  -0.250   0.5194   0.00890   0.00266  -0.1151   0.4449   0.4500
   0.000   0.5450   0.00898   0.00272  -0.1146   0.4410   0.4535
   0.250   0.5720   0.00902   0.00276  -0.1144   0.4384   0.4569
   0.500   0.5984   0.00909   0.00280  -0.1141   0.4352   0.4602
   0.750   0.6242   0.00916   0.00285  -0.1137   0.4318   0.4636
   1.000   0.6491   0.00923   0.00292  -0.1132   0.4281   0.4681
   1.250   0.6737   0.00935   0.00302  -0.1125   0.4240   0.4718
   1.500   0.7004   0.00939   0.00307  -0.1123   0.4218   0.4757
   1.750   0.7268   0.00946   0.00314  -0.1120   0.4193   0.4793
   2.000   0.7526   0.00954   0.00321  -0.1117   0.4166   0.4829
   2.250   0.7777   0.00960   0.00329  -0.1112   0.4138   0.4879
   2.500   0.8021   0.00971   0.00339  -0.1106   0.4107   0.4922
   2.750   0.8256   0.00988   0.00352  -0.1098   0.4071   0.4964
   3.000   0.8514   0.00995   0.00361  -0.1094   0.4052   0.5003
   3.250   0.8769   0.01000   0.00369  -0.1090   0.4031   0.5057
   3.500   0.9021   0.01007   0.00379  -0.1086   0.4009   0.5111
   3.750   0.9268   0.01016   0.00390  -0.1080   0.3986   0.5162
   4.000   0.9511   0.01028   0.00401  -0.1074   0.3962   0.5207
   4.250   0.9746   0.01040   0.00415  -0.1067   0.3936   0.5268
   4.500   0.9973   0.01058   0.00432  -0.1059   0.3903   0.5334
   4.750   1.0219   0.01069   0.00445  -0.1054   0.3884   0.5398
   5.000   1.0468   0.01075   0.00457  -0.1049   0.3867   0.5471
   5.250   1.0713   0.01084   0.00470  -0.1044   0.3848   0.5550
   5.500   1.0953   0.01094   0.00484  -0.1038   0.3828   0.5627
   5.750   1.1184   0.01105   0.00500  -0.1031   0.3807   0.5723
   6.000   1.1410   0.01119   0.00516  -0.1022   0.3785   0.5823
   6.250   1.1627   0.01135   0.00535  -0.1013   0.3760   0.5940
   6.500   1.1837   0.01159   0.00560  -0.1002   0.3727   0.6065
   7.000   1.2305   0.01178   0.00594  -0.0989   0.3697   0.6369
   7.250   1.2531   0.01188   0.00613  -0.0981   0.3679   0.6555
   7.500   1.2751   0.01200   0.00633  -0.0973   0.3662   0.6780
   7.750   1.2964   0.01211   0.00655  -0.0963   0.3642   0.7059
   8.000   1.3164   0.01224   0.00679  -0.0951   0.3620   0.7426
   8.250   1.3340   0.01235   0.00706  -0.0934   0.3594   0.7989
   8.500   1.3619   0.01236   0.00739  -0.0939   0.3563   1.0000
   8.750   1.3834   0.01257   0.00763  -0.0931   0.3546   1.0000
   9.000   1.4053   0.01276   0.00785  -0.0923   0.3531   1.0000
   9.250   1.4268   0.01295   0.00808  -0.0915   0.3510   1.0000
   9.500   1.4478   0.01317   0.00833  -0.0907   0.3488   1.0000
   9.750   1.4672   0.01343   0.00860  -0.0895   0.3461   1.0000
  10.000   1.4843   0.01378   0.00893  -0.0881   0.3424   1.0000
  10.250   1.5008   0.01419   0.00933  -0.0866   0.3387   1.0000
  10.500   1.5214   0.01441   0.00961  -0.0858   0.3365   1.0000
  10.750   1.5415   0.01467   0.00991  -0.0849   0.3336   1.0000
  11.000   1.5597   0.01500   0.01026  -0.0837   0.3305   1.0000
  11.250   1.5757   0.01542   0.01069  -0.0823   0.3274   1.0000
  11.500   1.5891   0.01598   0.01124  -0.0806   0.3237   1.0000
  11.750   1.6072   0.01635   0.01167  -0.0795   0.3213   1.0000
  12.000   1.6263   0.01670   0.01206  -0.0787   0.3183   1.0000
  12.250   1.6427   0.01716   0.01256  -0.0775   0.3153   1.0000
  12.500   1.6561   0.01776   0.01317  -0.0760   0.3113   1.0000
  12.750   1.6660   0.01856   0.01397  -0.0741   0.3073   1.0000
  13.000   1.6843   0.01900   0.01447  -0.0733   0.3044   1.0000
  13.250   1.6993   0.01960   0.01512  -0.0721   0.3006   1.0000
  13.500   1.7109   0.02038   0.01592  -0.0706   0.2962   1.0000
  13.750   1.7181   0.02144   0.01698  -0.0688   0.2913   1.0000
  14.000   1.7332   0.02212   0.01772  -0.0679   0.2871   1.0000
  14.250   1.7438   0.02307   0.01870  -0.0665   0.2821   1.0000
  14.500   1.7469   0.02450   0.02013  -0.0646   0.2763   1.0000
  14.750   1.7588   0.02545   0.02114  -0.0636   0.2712   1.0000
  15.000   1.7636   0.02690   0.02261  -0.0621   0.2650   1.0000
  15.250   1.7669   0.02851   0.02424  -0.0606   0.2585   1.0000
  15.500   1.7693   0.03026   0.02600  -0.0591   0.2509   1.0000
  15.750   1.7675   0.03238   0.02814  -0.0576   0.2435   1.0000
  16.000   1.7606   0.03499   0.03075  -0.0560   0.2337   1.0000
  16.250   1.7556   0.03757   0.03336  -0.0546   0.2247   1.0000
  16.500   1.7425   0.04093   0.03672  -0.0532   0.2151   1.0000
  16.750   1.7287   0.04450   0.04029  -0.0519   0.2049   1.0000
  17.000   1.7122   0.04848   0.04428  -0.0508   0.1946   1.0000
  17.250   1.6917   0.05297   0.04879  -0.0499   0.1854   1.0000
  17.500   1.6691   0.05783   0.05366  -0.0492   0.1759   1.0000
  17.750   1.6536   0.06211   0.05797  -0.0488   0.1682   1.0000
  18.000   1.6271   0.06769   0.06356  -0.0486   0.1584   1.0000
  18.250   1.6093   0.07248   0.06838  -0.0486   0.1513   1.0000
  18.500   1.5918   0.07735   0.07328  -0.0489   0.1446   1.0000
  18.750   1.5725   0.08254   0.07849  -0.0493   0.1374   1.0000
  19.000   1.5580   0.08728   0.08326  -0.0499   0.1315   1.0000
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