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EPPLER 656 AIRFOIL (e656-il) Xfoil prediction polar at RE=200,000 Ncrit=5


Details Polar file
Airfoil: EPPLER 656 AIRFOIL (e656-il)
Reynolds number: 200,000
Max Cl/Cd: 70.63 at α=7.5°
Description: Mach=0 Ncrit=5
Source: Xfoil prediction
Download polar: xf-e656-il-200000-n5.txt
Download as CSV file: xf-e656-il-200000-n5.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: EPPLER 656 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
  ------ -------- --------- --------- -------- -------- --------
 -10.750  -0.1918   0.05927   0.05435  -0.1261   0.7624   0.0102
 -10.500  -0.2235   0.05005   0.04498  -0.1335   0.7593   0.0101
 -10.250  -0.2439   0.04544   0.04021  -0.1359   0.7560   0.0100
 -10.000  -0.2617   0.04201   0.03660  -0.1360   0.7528   0.0099
  -9.750  -0.2807   0.03894   0.03328  -0.1343   0.7497   0.0099
  -9.500  -0.2966   0.03667   0.03074  -0.1312   0.7468   0.0099
  -9.250  -0.3035   0.03414   0.02786  -0.1288   0.7444   0.0099
  -9.000  -0.3041   0.03165   0.02499  -0.1266   0.7416   0.0100
  -8.750  -0.2957   0.02981   0.02287  -0.1251   0.7391   0.0100
  -8.500  -0.2840   0.02804   0.02078  -0.1237   0.7368   0.0101
  -8.250  -0.2695   0.02637   0.01881  -0.1224   0.7346   0.0104
  -8.000  -0.2518   0.02526   0.01756  -0.1216   0.7326   0.0106
  -7.750  -0.2323   0.02425   0.01641  -0.1209   0.7307   0.0109
  -7.500  -0.2118   0.02332   0.01531  -0.1202   0.7290   0.0112
  -7.250  -0.1905   0.02241   0.01423  -0.1196   0.7273   0.0118
  -7.000  -0.1692   0.02157   0.01325  -0.1189   0.7252   0.0123
  -6.750  -0.1478   0.02078   0.01233  -0.1182   0.7229   0.0129
  -6.500  -0.1258   0.02015   0.01167  -0.1177   0.7209   0.0136
  -6.250  -0.1024   0.01967   0.01112  -0.1173   0.7189   0.0151
  -6.000  -0.0789   0.01918   0.01058  -0.1169   0.7171   0.0168
  -5.750  -0.0550   0.01870   0.01000  -0.1165   0.7153   0.0187
  -5.500  -0.0310   0.01819   0.00945  -0.1162   0.7136   0.0209
  -5.250  -0.0064   0.01772   0.00892  -0.1159   0.7119   0.0239
  -5.000   0.0187   0.01730   0.00845  -0.1157   0.7103   0.0304
  -4.750   0.0440   0.01689   0.00804  -0.1156   0.7088   0.0399
  -4.500   0.0681   0.01654   0.00777  -0.1153   0.7069   0.0533
  -4.250   0.0926   0.01622   0.00753  -0.1150   0.7050   0.0730
  -4.000   0.1171   0.01588   0.00733  -0.1149   0.7031   0.1012
  -3.750   0.1419   0.01554   0.00714  -0.1148   0.7010   0.1391
  -3.500   0.1674   0.01525   0.00704  -0.1148   0.6990   0.1928
  -3.250   0.1943   0.01512   0.00687  -0.1148   0.6972   0.2257
  -3.000   0.2204   0.01481   0.00668  -0.1149   0.6956   0.2556
  -2.500   0.2720   0.01399   0.00647  -0.1152   0.6928   0.4350
  -2.250   0.2978   0.01366   0.00647  -0.1151   0.6914   0.5370
  -2.000   0.3201   0.01356   0.00669  -0.1141   0.6891   0.6189
  -1.750   0.3421   0.01364   0.00699  -0.1127   0.6869   0.6820
  -1.500   0.3657   0.01382   0.00723  -0.1116   0.6849   0.7214
  -1.250   0.3906   0.01399   0.00739  -0.1109   0.6827   0.7466
  -1.000   0.4162   0.01415   0.00751  -0.1104   0.6807   0.7665
  -0.750   0.4427   0.01429   0.00759  -0.1100   0.6788   0.7827
  -0.500   0.4701   0.01441   0.00763  -0.1100   0.6773   0.7943
  -0.250   0.4976   0.01450   0.00766  -0.1099   0.6757   0.8017
   0.000   0.5260   0.01459   0.00767  -0.1100   0.6743   0.8094
   0.250   0.5499   0.01479   0.00787  -0.1095   0.6717   0.8170
   0.500   0.5721   0.01499   0.00809  -0.1086   0.6688   0.8242
   0.750   0.5968   0.01515   0.00824  -0.1081   0.6661   0.8336
   1.000   0.6195   0.01527   0.00837  -0.1070   0.6637   0.8422
   1.250   0.6454   0.01535   0.00843  -0.1067   0.6614   0.8514
   1.500   0.6704   0.01539   0.00844  -0.1060   0.6594   0.8585
   1.750   0.6994   0.01543   0.00843  -0.1063   0.6577   0.8662
   2.000   0.7202   0.01557   0.00860  -0.1050   0.6549   0.8721
   2.250   0.7396   0.01577   0.00886  -0.1036   0.6510   0.8787
   2.500   0.7634   0.01588   0.00899  -0.1031   0.6478   0.8845
   2.750   0.7873   0.01589   0.00900  -0.1024   0.6450   0.8893
   3.000   0.8150   0.01586   0.00895  -0.1024   0.6426   0.8940
   3.250   0.8456   0.01581   0.00887  -0.1031   0.6405   0.8986
   3.500   0.8622   0.01600   0.00915  -0.1013   0.6361   0.9035
   3.750   0.8816   0.01612   0.00933  -0.0999   0.6317   0.9089
   4.000   0.9073   0.01612   0.00934  -0.0998   0.6282   0.9138
   4.250   0.9337   0.01599   0.00921  -0.0994   0.6253   0.9187
   4.500   0.9573   0.01596   0.00922  -0.0987   0.6219   0.9252
   4.750   0.9694   0.01617   0.00954  -0.0961   0.6159   0.9332
   5.000   0.9919   0.01612   0.00952  -0.0952   0.6116   0.9406
   5.250   1.0203   0.01594   0.00936  -0.0954   0.6081   0.9469
   5.500   1.0357   0.01614   0.00966  -0.0935   0.6022   0.9562
   5.750   1.0590   0.01620   0.00980  -0.0931   0.5964   0.9646
   6.000   1.0916   0.01606   0.00967  -0.0942   0.5920   0.9711
   6.250   1.1122   0.01632   0.01005  -0.0938   0.5842   1.0000
   6.500   1.1358   0.01633   0.01008  -0.0934   0.5777   1.0000
   6.750   1.1521   0.01657   0.01039  -0.0920   0.5697   1.0000
   7.000   1.1738   0.01665   0.01050  -0.0913   0.5615   1.0000
   7.250   1.1879   0.01702   0.01093  -0.0896   0.5517   1.0000
   7.500   1.2099   0.01713   0.01104  -0.0891   0.5422   1.0000
   7.750   1.2250   0.01751   0.01145  -0.0876   0.5304   1.0000
   8.000   1.2400   0.01794   0.01189  -0.0862   0.5176   1.0000
   8.250   1.2557   0.01837   0.01231  -0.0848   0.5036   1.0000
   8.500   1.2702   0.01889   0.01279  -0.0834   0.4879   1.0000
   8.750   1.2829   0.01953   0.01338  -0.0818   0.4711   1.0000
   9.000   1.2934   0.02032   0.01411  -0.0800   0.4532   1.0000
   9.250   1.3018   0.02127   0.01498  -0.0780   0.4348   1.0000
   9.500   1.3084   0.02237   0.01602  -0.0760   0.4166   1.0000
   9.750   1.3135   0.02362   0.01720  -0.0739   0.3985   1.0000
  10.000   1.3178   0.02498   0.01850  -0.0719   0.3805   1.0000
  10.250   1.3219   0.02641   0.01988  -0.0699   0.3632   1.0000
  10.500   1.3254   0.02793   0.02136  -0.0681   0.3460   1.0000
  10.750   1.3288   0.02951   0.02289  -0.0663   0.3294   1.0000
  11.000   1.3321   0.03114   0.02448  -0.0646   0.3134   1.0000
  11.250   1.3355   0.03283   0.02613  -0.0630   0.2982   1.0000
  11.500   1.3392   0.03455   0.02782  -0.0616   0.2833   1.0000
  11.750   1.3435   0.03629   0.02955  -0.0602   0.2687   1.0000
  12.000   1.3476   0.03810   0.03135  -0.0590   0.2541   1.0000
  12.250   1.3521   0.03994   0.03317  -0.0579   0.2403   1.0000
  12.500   1.3564   0.04185   0.03507  -0.0568   0.2270   1.0000
  12.750   1.3602   0.04384   0.03705  -0.0558   0.2139   1.0000
  13.000   1.3637   0.04593   0.03913  -0.0549   0.2014   1.0000
  13.500   1.3714   0.05021   0.04340  -0.0534   0.1766   1.0000
  13.750   1.3758   0.05237   0.04558  -0.0528   0.1655   1.0000
  14.000   1.3792   0.05468   0.04789  -0.0522   0.1549   1.0000
  14.250   1.3815   0.05717   0.05037  -0.0517   0.1450   1.0000
  14.500   1.3861   0.05946   0.05271  -0.0513   0.1349   1.0000
  14.750   1.3895   0.06193   0.05520  -0.0510   0.1259   1.0000
  15.000   1.3913   0.06463   0.05791  -0.0507   0.1174   1.0000
  15.250   1.3944   0.06725   0.06058  -0.0506   0.1088   1.0000
  15.500   1.3972   0.06994   0.06332  -0.0505   0.1013   1.0000
  15.750   1.3978   0.07296   0.06636  -0.0505   0.0943   1.0000
  16.000   1.4005   0.07577   0.06924  -0.0506   0.0874   1.0000
  16.250   1.4018   0.07881   0.07233  -0.0508   0.0815   1.0000
  16.500   1.4021   0.08205   0.07562  -0.0511   0.0758   1.0000
  16.750   1.4034   0.08518   0.07883  -0.0515   0.0706   1.0000
  17.000   1.4019   0.08875   0.08245  -0.0520   0.0659   1.0000
  17.250   1.4028   0.09204   0.08584  -0.0526   0.0613   1.0000
  17.500   1.4004   0.09588   0.08972  -0.0534   0.0573   1.0000
  17.750   1.4008   0.09934   0.09329  -0.0542   0.0532   1.0000
  18.000   1.3976   0.10336   0.09738  -0.0552   0.0500   1.0000
  18.250   1.3972   0.10702   0.10115  -0.0563   0.0464   1.0000
  18.500   1.3932   0.11126   0.10545  -0.0576   0.0437   1.0000
  18.750   1.3922   0.11509   0.10940  -0.0589   0.0408   1.0000
  19.000   1.3879   0.11949   0.11388  -0.0605   0.0385   1.0000
  19.250   1.3864   0.12345   0.11795  -0.0621   0.0360   1.0000
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