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EPPLER 656 AIRFOIL (e656-il) Xfoil prediction polar at RE=1,000,000 Ncrit=9


Details Polar file
Airfoil: EPPLER 656 AIRFOIL (e656-il)
Reynolds number: 1,000,000
Max Cl/Cd: 161.29 at α=6.25°
Description: Mach=0 Ncrit=9
Source: Xfoil prediction
Download polar: xf-e656-il-1000000.txt
Download as CSV file: xf-e656-il-1000000.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 =     1.000 e 6     Ncrit =   9.000
  
   alpha    CL        CD       CDp       CM     Top_Xtr  Bot_Xtr
  ------ -------- --------- --------- -------- -------- --------
 -11.750  -0.0791   0.09285   0.08975  -0.1146   0.7209   0.0128
 -11.500  -0.0825   0.08749   0.08440  -0.1169   0.7191   0.0129
 -11.250  -0.0900   0.08257   0.07950  -0.1188   0.7173   0.0131
 -11.000  -0.0860   0.08004   0.07697  -0.1200   0.7154   0.0132
 -10.750  -0.0881   0.07587   0.07281  -0.1219   0.7135   0.0132
  -9.500  -0.3594   0.02644   0.02184  -0.1277   0.7040   0.0082
  -9.250  -0.3444   0.02510   0.02047  -0.1267   0.7024   0.0077
  -9.000  -0.3410   0.02244   0.01752  -0.1244   0.7006   0.0074
  -8.750  -0.3281   0.02066   0.01551  -0.1229   0.6989   0.0072
  -8.500  -0.3129   0.01896   0.01354  -0.1216   0.6970   0.0070
  -8.250  -0.2954   0.01742   0.01176  -0.1204   0.6952   0.0067
  -8.000  -0.2747   0.01639   0.01057  -0.1196   0.6933   0.0066
  -7.750  -0.2525   0.01559   0.00965  -0.1190   0.6913   0.0066
  -7.500  -0.2295   0.01485   0.00882  -0.1185   0.6904   0.0066
  -7.250  -0.2059   0.01418   0.00808  -0.1181   0.6893   0.0066
  -7.000  -0.1816   0.01361   0.00745  -0.1178   0.6880   0.0066
  -6.750  -0.1568   0.01309   0.00687  -0.1175   0.6866   0.0067
  -6.500  -0.1315   0.01262   0.00635  -0.1173   0.6851   0.0068
  -6.250  -0.1057   0.01220   0.00588  -0.1172   0.6836   0.0069
  -6.000  -0.0795   0.01180   0.00544  -0.1171   0.6822   0.0071
  -5.750  -0.0529   0.01146   0.00505  -0.1171   0.6809   0.0073
  -5.500  -0.0259   0.01115   0.00469  -0.1171   0.6796   0.0077
  -5.250   0.0014   0.01090   0.00440  -0.1172   0.6781   0.0080
  -5.000   0.0282   0.01056   0.00401  -0.1172   0.6764   0.0092
  -4.750   0.0558   0.01033   0.00376  -0.1173   0.6742   0.0121
  -4.500   0.0830   0.00999   0.00348  -0.1174   0.6732   0.0229
  -4.250   0.1108   0.00975   0.00331  -0.1177   0.6723   0.0361
  -4.000   0.1388   0.00955   0.00317  -0.1179   0.6712   0.0491
  -3.750   0.1669   0.00935   0.00304  -0.1182   0.6700   0.0660
  -3.500   0.1949   0.00911   0.00291  -0.1185   0.6686   0.0911
  -3.250   0.2230   0.00887   0.00279  -0.1189   0.6671   0.1253
  -3.000   0.2508   0.00855   0.00273  -0.1193   0.6657   0.1980
  -2.750   0.2797   0.00845   0.00268  -0.1197   0.6644   0.2231
  -2.500   0.3086   0.00834   0.00258  -0.1201   0.6630   0.2370
  -2.250   0.3375   0.00823   0.00250  -0.1205   0.6616   0.2513
  -2.000   0.3660   0.00798   0.00245  -0.1210   0.6600   0.3179
  -1.750   0.3948   0.00774   0.00243  -0.1216   0.6582   0.3962
  -1.500   0.4237   0.00748   0.00244  -0.1223   0.6565   0.4895
  -1.250   0.4526   0.00719   0.00241  -0.1229   0.6554   0.5771
  -1.000   0.4816   0.00700   0.00241  -0.1233   0.6541   0.6413
  -0.750   0.5104   0.00688   0.00245  -0.1237   0.6526   0.6937
  -0.500   0.5393   0.00685   0.00250  -0.1239   0.6508   0.7274
  -0.250   0.5684   0.00686   0.00252  -0.1243   0.6489   0.7452
   0.000   0.5976   0.00689   0.00254  -0.1246   0.6470   0.7592
   0.250   0.6265   0.00692   0.00258  -0.1249   0.6451   0.7714
   0.500   0.6558   0.00698   0.00260  -0.1253   0.6432   0.7800
   0.750   0.6848   0.00708   0.00269  -0.1256   0.6407   0.7864
   1.000   0.7138   0.00713   0.00275  -0.1260   0.6388   0.7926
   1.250   0.7427   0.00714   0.00276  -0.1263   0.6370   0.7977
   1.500   0.7710   0.00715   0.00279  -0.1265   0.6347   0.8023
   1.750   0.7997   0.00716   0.00282  -0.1268   0.6323   0.8068
   2.000   0.8285   0.00719   0.00283  -0.1272   0.6298   0.8116
   2.250   0.8572   0.00722   0.00285  -0.1275   0.6272   0.8162
   2.500   0.8852   0.00730   0.00292  -0.1276   0.6241   0.8216
   2.750   0.9131   0.00735   0.00300  -0.1278   0.6216   0.8275
   3.000   0.9414   0.00737   0.00305  -0.1280   0.6189   0.8318
   3.250   0.9693   0.00737   0.00307  -0.1282   0.6159   0.8353
   3.500   0.9970   0.00738   0.00311  -0.1283   0.6128   0.8387
   3.750   1.0247   0.00743   0.00316  -0.1284   0.6094   0.8424
   4.000   1.0524   0.00750   0.00323  -0.1286   0.6058   0.8462
   4.250   1.0802   0.00751   0.00328  -0.1288   0.6018   0.8494
   4.500   1.1073   0.00751   0.00332  -0.1288   0.5973   0.8527
   4.750   1.1336   0.00757   0.00337  -0.1287   0.5925   0.8559
   5.000   1.1605   0.00761   0.00345  -0.1287   0.5876   0.8592
   5.250   1.1873   0.00765   0.00353  -0.1287   0.5815   0.8624
   5.500   1.2131   0.00775   0.00360  -0.1286   0.5752   0.8655
   5.750   1.2398   0.00779   0.00369  -0.1286   0.5680   0.8685
   6.000   1.2637   0.00790   0.00379  -0.1280   0.5594   0.8715
   6.250   1.2887   0.00799   0.00391  -0.1277   0.5491   0.8743
   6.500   1.3119   0.00814   0.00405  -0.1271   0.5372   0.8773
   6.750   1.3334   0.00836   0.00423  -0.1262   0.5221   0.8804
   7.000   1.3532   0.00863   0.00445  -0.1249   0.5045   0.8834
   7.250   1.3688   0.00896   0.00472  -0.1229   0.4840   0.8873
   7.500   1.3809   0.00937   0.00506  -0.1202   0.4625   0.8914
   7.750   1.3890   0.00979   0.00541  -0.1167   0.4411   0.8957
   8.000   1.3955   0.01028   0.00583  -0.1130   0.4213   0.9001
   8.250   1.4003   0.01080   0.00631  -0.1091   0.4029   0.9055
   8.500   1.4034   0.01145   0.00690  -0.1051   0.3837   0.9114
   8.750   1.4054   0.01215   0.00756  -0.1011   0.3659   0.9188
   9.000   1.4063   0.01298   0.00835  -0.0971   0.3483   0.9272
   9.250   1.4059   0.01384   0.00921  -0.0931   0.3323   0.9412
   9.500   1.4093   0.01480   0.01018  -0.0902   0.3155   1.0000
   9.750   1.4151   0.01600   0.01132  -0.0880   0.2984   1.0000
  10.000   1.4199   0.01730   0.01256  -0.0859   0.2814   1.0000
  10.250   1.4241   0.01867   0.01387  -0.0837   0.2648   1.0000
  10.500   1.4286   0.02007   0.01521  -0.0817   0.2497   1.0000
  10.750   1.4327   0.02152   0.01660  -0.0796   0.2349   1.0000
  11.000   1.4382   0.02293   0.01797  -0.0778   0.2211   1.0000
  11.250   1.4431   0.02439   0.01938  -0.0761   0.2070   1.0000
  11.500   1.4478   0.02590   0.02084  -0.0743   0.1929   1.0000
  11.750   1.4527   0.02743   0.02233  -0.0727   0.1802   1.0000
  12.000   1.4580   0.02898   0.02383  -0.0712   0.1677   1.0000
  12.250   1.4633   0.03057   0.02539  -0.0697   0.1568   1.0000
  12.500   1.4692   0.03216   0.02694  -0.0684   0.1461   1.0000
  12.750   1.4754   0.03378   0.02852  -0.0672   0.1355   1.0000
  13.000   1.4828   0.03532   0.03005  -0.0661   0.1260   1.0000
  13.250   1.4880   0.03709   0.03179  -0.0650   0.1167   1.0000
  13.500   1.4937   0.03885   0.03351  -0.0640   0.1071   1.0000
  13.750   1.4997   0.04064   0.03528  -0.0630   0.0981   1.0000
  14.000   1.5061   0.04242   0.03705  -0.0622   0.0902   1.0000
  14.250   1.5117   0.04430   0.03890  -0.0613   0.0824   1.0000
  14.500   1.5152   0.04644   0.04101  -0.0605   0.0742   1.0000
  14.750   1.5224   0.04827   0.04284  -0.0599   0.0683   1.0000
  15.000   1.5265   0.05044   0.04500  -0.0592   0.0613   1.0000
  15.250   1.5313   0.05258   0.04713  -0.0586   0.0555   1.0000
  15.500   1.5350   0.05487   0.04941  -0.0581   0.0498   1.0000
  15.750   1.5414   0.05695   0.05153  -0.0578   0.0464   1.0000
  16.000   1.5447   0.05937   0.05393  -0.0574   0.0407   1.0000
  16.250   1.5473   0.06195   0.05652  -0.0571   0.0364   1.0000
  16.500   1.5510   0.06441   0.05900  -0.0569   0.0331   1.0000
  16.750   1.5549   0.06695   0.06158  -0.0568   0.0304   1.0000
  17.000   1.5585   0.06954   0.06420  -0.0567   0.0276   1.0000
  17.250   1.5599   0.07246   0.06715  -0.0568   0.0251   1.0000
  17.500   1.5637   0.07511   0.06985  -0.0569   0.0231   1.0000
  17.750   1.5642   0.07824   0.07303  -0.0571   0.0214   1.0000
  18.000   1.5675   0.08105   0.07590  -0.0574   0.0197   1.0000
  18.250   1.5668   0.08445   0.07934  -0.0579   0.0181   1.0000
  18.500   1.5693   0.08747   0.08243  -0.0584   0.0169   1.0000
  18.750   1.5690   0.09089   0.08590  -0.0590   0.0158   1.0000
  19.000   1.5688   0.09436   0.08944  -0.0597   0.0147   1.0000
  19.250   1.5690   0.09779   0.09294  -0.0605   0.0136   1.0000
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