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EPPLER 856 AIRFOIL (e856-il) Xfoil prediction polar at RE=200,000 Ncrit=5


Details Polar file
Airfoil: EPPLER 856 AIRFOIL (e856-il)
Reynolds number: 200,000
Max Cl/Cd: 70.07 at α=8.25°
Description: Mach=0 Ncrit=5
Source: Xfoil prediction
Download polar: xf-e856-il-200000-n5.txt
Download as CSV file: xf-e856-il-200000-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 =     0.200 e 6     Ncrit =   5.000
  
   alpha    CL        CD       CDp       CM     Top_Xtr  Bot_Xtr
  ------ -------- --------- --------- -------- -------- --------
 -15.000  -0.5058   0.10844   0.10431  -0.0583   1.0000   0.0126
 -14.750  -0.5456   0.09614   0.09181  -0.0647   1.0000   0.0126
 -14.500  -0.5635   0.08921   0.08478  -0.0680   1.0000   0.0124
 -14.250  -0.5838   0.08224   0.07767  -0.0715   1.0000   0.0124
 -14.000  -0.6034   0.07587   0.07114  -0.0745   1.0000   0.0124
 -13.750  -0.6201   0.07051   0.06564  -0.0768   1.0000   0.0124
 -13.500  -0.6343   0.06600   0.06099  -0.0784   1.0000   0.0125
 -13.250  -0.6457   0.06215   0.05703  -0.0794   1.0000   0.0124
 -13.000  -0.6596   0.05823   0.05296  -0.0802   1.0000   0.0126
 -12.750  -0.6709   0.05490   0.04951  -0.0804   1.0000   0.0127
 -12.500  -0.6807   0.05207   0.04665  -0.0801   1.0000   0.0128
 -12.250  -0.6888   0.04946   0.04396  -0.0797   0.9998   0.0129
 -12.000  -0.6736   0.04621   0.04061  -0.0843   0.9958   0.0131
 -11.750  -0.6583   0.04324   0.03753  -0.0884   0.9912   0.0132
 -11.500  -0.6419   0.04048   0.03465  -0.0923   0.9857   0.0136
 -11.250  -0.6268   0.03795   0.03200  -0.0954   0.9789   0.0140
 -11.000  -0.6119   0.03557   0.02949  -0.0980   0.9707   0.0143
 -10.750  -0.6031   0.03346   0.02726  -0.0990   0.9581   0.0147
 -10.500  -0.5980   0.03148   0.02515  -0.0991   0.9424   0.0152
 -10.250  -0.5895   0.02963   0.02317  -0.0995   0.9278   0.0156
 -10.000  -0.5714   0.02797   0.02144  -0.1005   0.9162   0.0162
  -9.750  -0.5472   0.02643   0.01980  -0.1022   0.9063   0.0171
  -9.500  -0.5229   0.02510   0.01832  -0.1033   0.8946   0.0183
  -9.250  -0.4926   0.02383   0.01697  -0.1055   0.8842   0.0199
  -9.000  -0.4561   0.02261   0.01560  -0.1087   0.8741   0.0224
  -8.750  -0.4195   0.02144   0.01435  -0.1119   0.8615   0.0248
  -8.500  -0.3781   0.02034   0.01312  -0.1160   0.8489   0.0284
  -8.250  -0.3379   0.01940   0.01207  -0.1196   0.8345   0.0335
  -8.000  -0.3020   0.01860   0.01116  -0.1223   0.8186   0.0392
  -7.750  -0.2707   0.01793   0.01038  -0.1238   0.8020   0.0461
  -7.500  -0.2429   0.01738   0.00973  -0.1245   0.7859   0.0540
  -7.250  -0.2172   0.01688   0.00915  -0.1247   0.7708   0.0632
  -7.000  -0.1932   0.01643   0.00863  -0.1245   0.7564   0.0741
  -6.750  -0.1700   0.01601   0.00815  -0.1241   0.7423   0.0873
  -6.500  -0.1467   0.01561   0.00770  -0.1236   0.7291   0.1032
  -6.250  -0.1239   0.01517   0.00725  -0.1232   0.7167   0.1227
  -6.000  -0.1008   0.01477   0.00683  -0.1227   0.7049   0.1471
  -5.750  -0.0783   0.01431   0.00643  -0.1222   0.6938   0.1796
  -5.500  -0.0557   0.01382   0.00604  -0.1217   0.6837   0.2247
  -5.250  -0.0331   0.01340   0.00579  -0.1211   0.6733   0.2820
  -5.000  -0.0087   0.01322   0.00567  -0.1207   0.6634   0.3285
  -4.750   0.0168   0.01318   0.00560  -0.1202   0.6538   0.3605
  -4.500   0.0426   0.01319   0.00554  -0.1198   0.6446   0.3830
  -4.250   0.0689   0.01323   0.00548  -0.1195   0.6362   0.3998
  -4.000   0.0952   0.01326   0.00543  -0.1191   0.6280   0.4133
  -3.750   0.1217   0.01332   0.00533  -0.1188   0.6200   0.4251
  -3.500   0.1480   0.01336   0.00532  -0.1185   0.6123   0.4353
  -3.250   0.1743   0.01341   0.00526  -0.1181   0.6045   0.4452
  -3.000   0.2008   0.01349   0.00524  -0.1178   0.5976   0.4561
  -2.750   0.2270   0.01355   0.00527  -0.1174   0.5906   0.4664
  -2.500   0.2539   0.01365   0.00521  -0.1172   0.5846   0.4761
  -2.250   0.2802   0.01365   0.00521  -0.1169   0.5782   0.4816
  -2.000   0.3067   0.01369   0.00516  -0.1166   0.5717   0.4869
  -1.750   0.3336   0.01375   0.00509  -0.1165   0.5662   0.4925
  -1.500   0.3600   0.01375   0.00507  -0.1162   0.5601   0.4968
  -1.250   0.3865   0.01379   0.00506  -0.1160   0.5546   0.5013
  -0.750   0.4403   0.01391   0.00503  -0.1157   0.5449   0.5117
  -0.500   0.4666   0.01394   0.00505  -0.1154   0.5397   0.5156
  -0.250   0.4930   0.01401   0.00507  -0.1152   0.5350   0.5204
   0.000   0.5197   0.01408   0.00509  -0.1150   0.5304   0.5258
   0.250   0.5462   0.01414   0.00513  -0.1148   0.5258   0.5306
   0.500   0.5725   0.01421   0.00520  -0.1146   0.5216   0.5351
   0.750   0.5992   0.01431   0.00525  -0.1144   0.5178   0.5406
   1.000   0.6257   0.01440   0.00531  -0.1143   0.5137   0.5465
   1.250   0.6515   0.01446   0.00541  -0.1140   0.5093   0.5511
   1.500   0.6776   0.01455   0.00550  -0.1137   0.5052   0.5566
   1.750   0.7042   0.01468   0.00558  -0.1135   0.5018   0.5630
   2.000   0.7307   0.01479   0.00570  -0.1134   0.4986   0.5687
   2.250   0.7562   0.01488   0.00585  -0.1130   0.4947   0.5749
   2.500   0.7820   0.01500   0.00597  -0.1127   0.4909   0.5817
   2.750   0.8075   0.01510   0.00611  -0.1124   0.4873   0.5881
   3.000   0.8339   0.01525   0.00624  -0.1122   0.4842   0.5959
   3.250   0.8596   0.01538   0.00642  -0.1120   0.4811   0.6034
   3.500   0.8846   0.01550   0.00662  -0.1115   0.4777   0.6115
   3.750   0.9096   0.01564   0.00681  -0.1111   0.4743   0.6201
   4.000   0.9346   0.01577   0.00699  -0.1107   0.4710   0.6299
   4.250   0.9603   0.01593   0.00717  -0.1104   0.4680   0.6403
   4.500   0.9856   0.01610   0.00739  -0.1101   0.4651   0.6518
   4.750   1.0094   0.01624   0.00765  -0.1095   0.4620   0.6636
   5.000   1.0331   0.01639   0.00790  -0.1089   0.4588   0.6771
   5.250   1.0568   0.01654   0.00815  -0.1082   0.4557   0.6927
   5.500   1.0807   0.01669   0.00836  -0.1076   0.4527   0.7106
   5.750   1.1060   0.01687   0.00859  -0.1073   0.4501   0.7312
   6.000   1.1272   0.01702   0.00892  -0.1061   0.4472   0.7552
   6.250   1.1483   0.01716   0.00923  -0.1049   0.4441   0.7864
   6.500   1.1678   0.01725   0.00950  -0.1034   0.4409   0.8335
   6.750   1.1958   0.01727   0.00972  -0.1035   0.4378   1.0000
   7.000   1.2213   0.01754   0.00997  -0.1034   0.4351   1.0000
   7.250   1.2455   0.01784   0.01029  -0.1030   0.4324   1.0000
   7.500   1.2646   0.01812   0.01066  -0.1017   0.4289   1.0000
   7.750   1.2842   0.01839   0.01100  -0.1004   0.4254   1.0000
   8.000   1.3047   0.01867   0.01131  -0.0993   0.4221   1.0000
   8.250   1.3272   0.01894   0.01159  -0.0986   0.4189   1.0000
   8.500   1.3458   0.01925   0.01195  -0.0972   0.4152   1.0000
   8.750   1.3599   0.01956   0.01238  -0.0950   0.4105   1.0000
   9.000   1.3757   0.01985   0.01272  -0.0931   0.4059   1.0000
   9.250   1.3958   0.02011   0.01295  -0.0920   0.4014   1.0000
   9.500   1.4058   0.02050   0.01348  -0.0893   0.3958   1.0000
   9.750   1.4182   0.02085   0.01391  -0.0869   0.3900   1.0000
  10.000   1.4341   0.02118   0.01422  -0.0852   0.3849   1.0000
  10.250   1.4434   0.02168   0.01488  -0.0826   0.3788   1.0000
  10.500   1.4551   0.02214   0.01540  -0.0804   0.3730   1.0000
  10.750   1.4671   0.02265   0.01595  -0.0783   0.3675   1.0000
  11.000   1.4760   0.02328   0.01671  -0.0759   0.3611   1.0000
  11.250   1.4859   0.02389   0.01735  -0.0737   0.3549   1.0000
  11.500   1.4931   0.02468   0.01827  -0.0714   0.3480   1.0000
  11.750   1.5000   0.02552   0.01916  -0.0691   0.3409   1.0000
  12.000   1.5055   0.02651   0.02024  -0.0668   0.3333   1.0000
  12.250   1.5089   0.02764   0.02141  -0.0645   0.3247   1.0000
  12.500   1.5113   0.02895   0.02282  -0.0623   0.3152   1.0000
  12.750   1.5115   0.03047   0.02437  -0.0601   0.3054   1.0000
  13.000   1.5097   0.03225   0.02620  -0.0579   0.2942   1.0000
  13.250   1.5065   0.03428   0.02828  -0.0560   0.2819   1.0000
  13.500   1.5003   0.03668   0.03070  -0.0542   0.2687   1.0000
  13.750   1.4915   0.03946   0.03348  -0.0525   0.2547   1.0000
  14.000   1.4805   0.04261   0.03662  -0.0510   0.2404   1.0000
  14.250   1.4675   0.04615   0.04015  -0.0498   0.2263   1.0000
  14.500   1.4540   0.04993   0.04392  -0.0489   0.2131   1.0000
  14.750   1.4396   0.05400   0.04798  -0.0483   0.2002   1.0000
  15.000   1.4257   0.05820   0.05216  -0.0479   0.1885   1.0000
  15.250   1.4142   0.06228   0.05625  -0.0478   0.1773   1.0000
  15.500   1.4035   0.06640   0.06040  -0.0479   0.1667   1.0000
  15.750   1.3929   0.07063   0.06463  -0.0481   0.1569   1.0000
  16.000   1.3826   0.07491   0.06892  -0.0485   0.1477   1.0000
  16.250   1.3760   0.07884   0.07289  -0.0489   0.1387   1.0000
  16.500   1.3678   0.08304   0.07709  -0.0495   0.1307   1.0000
  16.750   1.3616   0.08706   0.08114  -0.0502   0.1227   1.0000
  17.000   1.3564   0.09100   0.08511  -0.0509   0.1157   1.0000
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