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EPPLER 541 AIRFOIL (e541-il) Xfoil prediction polar at RE=1,000,000 Ncrit=5


Details Polar file
Airfoil: EPPLER 541 AIRFOIL (e541-il)
Reynolds number: 1,000,000
Max Cl/Cd: 96.75 at α=4°
Description: Mach=0 Ncrit=5
Source: Xfoil prediction
Download polar: xf-e541-il-1000000-n5.txt
Download as CSV file: xf-e541-il-1000000-n5.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: EPPLER 541 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 =   5.000
  
   alpha    CL        CD       CDp       CM     Top_Xtr  Bot_Xtr
  ------ -------- --------- --------- -------- -------- --------
 -14.250  -0.4664   0.07054   0.06830  -0.1096   0.9008   0.0025
 -14.000  -0.4973   0.06036   0.05784  -0.1163   0.8815   0.0024
 -13.750  -0.5216   0.05429   0.05154  -0.1183   0.8666   0.0024
 -13.500  -0.5586   0.04791   0.04486  -0.1183   0.8546   0.0024
 -13.250  -0.5693   0.04498   0.04177  -0.1174   0.8451   0.0024
 -13.000  -0.5925   0.04099   0.03752  -0.1153   0.8371   0.0024
 -12.750  -0.6084   0.03788   0.03418  -0.1129   0.8296   0.0024
 -12.500  -0.6190   0.03525   0.03132  -0.1103   0.8233   0.0024
 -12.250  -0.6292   0.03260   0.02842  -0.1073   0.8171   0.0024
 -12.000  -0.6337   0.03041   0.02598  -0.1046   0.8119   0.0024
 -11.750  -0.6340   0.02843   0.02379  -0.1020   0.8069   0.0024
 -11.500  -0.6282   0.02707   0.02224  -0.1000   0.8021   0.0023
 -11.250  -0.6202   0.02575   0.02075  -0.0980   0.7978   0.0023
 -11.000  -0.6127   0.02399   0.01876  -0.0959   0.7938   0.0023
 -10.750  -0.6004   0.02280   0.01741  -0.0943   0.7897   0.0024
 -10.500  -0.5862   0.02180   0.01626  -0.0929   0.7862   0.0023
 -10.250  -0.5699   0.02105   0.01541  -0.0918   0.7832   0.0023
 -10.000  -0.5539   0.01995   0.01416  -0.0904   0.7801   0.0024
  -9.750  -0.5371   0.01909   0.01318  -0.0892   0.7771   0.0024
  -9.500  -0.5192   0.01847   0.01249  -0.0882   0.7742   0.0024
  -9.000  -0.4833   0.01720   0.01103  -0.0860   0.7690   0.0024
  -8.750  -0.4656   0.01657   0.01033  -0.0848   0.7663   0.0024
  -8.500  -0.4479   0.01598   0.00967  -0.0835   0.7634   0.0024
  -8.250  -0.4295   0.01550   0.00912  -0.0824   0.7608   0.0024
  -8.000  -0.4111   0.01504   0.00860  -0.0812   0.7584   0.0024
  -7.750  -0.3931   0.01455   0.00805  -0.0800   0.7564   0.0025
  -7.500  -0.3735   0.01417   0.00764  -0.0790   0.7543   0.0025
  -7.250  -0.3545   0.01376   0.00719  -0.0779   0.7522   0.0025
  -7.000  -0.3357   0.01336   0.00675  -0.0767   0.7500   0.0026
  -6.750  -0.3167   0.01300   0.00634  -0.0756   0.7479   0.0027
  -6.500  -0.2982   0.01264   0.00593  -0.0743   0.7457   0.0029
  -6.250  -0.2793   0.01231   0.00557  -0.0730   0.7436   0.0034
  -6.000  -0.2590   0.01205   0.00529  -0.0721   0.7418   0.0036
  -5.750  -0.2390   0.01177   0.00500  -0.0711   0.7401   0.0041
  -5.500  -0.2197   0.01148   0.00470  -0.0699   0.7382   0.0059
  -5.250  -0.1997   0.01124   0.00445  -0.0688   0.7364   0.0071
  -5.000  -0.1818   0.01094   0.00418  -0.0674   0.7346   0.0132
  -4.750  -0.1645   0.01065   0.00393  -0.0658   0.7327   0.0225
  -4.500  -0.1485   0.01039   0.00370  -0.0640   0.7308   0.0343
  -4.250  -0.1368   0.01013   0.00351  -0.0612   0.7289   0.0541
  -4.000  -0.1246   0.00978   0.00330  -0.0587   0.7272   0.0904
  -3.750  -0.1135   0.00927   0.00307  -0.0560   0.7255   0.1561
  -3.500  -0.1035   0.00867   0.00280  -0.0532   0.7237   0.2442
  -3.250  -0.0994   0.00768   0.00239  -0.0496   0.7216   0.3943
  -3.000  -0.0935   0.00641   0.00182  -0.0464   0.7196   0.5778
  -2.750  -0.0731   0.00596   0.00182  -0.0453   0.7179   0.7054
  -2.500  -0.0442   0.00603   0.00184  -0.0457   0.7165   0.7233
  -2.000   0.0139   0.00633   0.00212  -0.0465   0.7137   0.7443
  -1.750   0.0430   0.00649   0.00225  -0.0469   0.7121   0.7520
  -1.500   0.0722   0.00655   0.00231  -0.0473   0.7106   0.7541
  -1.250   0.1013   0.00654   0.00228  -0.0479   0.7090   0.7547
  -1.000   0.1304   0.00653   0.00224  -0.0484   0.7073   0.7553
  -0.750   0.1594   0.00653   0.00221  -0.0490   0.7056   0.7559
  -0.500   0.1884   0.00654   0.00219  -0.0495   0.7038   0.7566
  -0.250   0.2174   0.00655   0.00217  -0.0501   0.7019   0.7573
   0.000   0.2463   0.00655   0.00215  -0.0506   0.6995   0.7579
   0.250   0.2749   0.00653   0.00213  -0.0511   0.6962   0.7585
   0.500   0.3035   0.00652   0.00211  -0.0515   0.6923   0.7591
   0.750   0.3318   0.00652   0.00209  -0.0519   0.6885   0.7597
   1.000   0.3603   0.00653   0.00208  -0.0523   0.6850   0.7603
   1.250   0.3889   0.00652   0.00208  -0.0528   0.6813   0.7610
   1.500   0.4173   0.00653   0.00209  -0.0532   0.6773   0.7617
   1.750   0.4453   0.00655   0.00208  -0.0536   0.6733   0.7623
   2.000   0.4738   0.00655   0.00209  -0.0540   0.6685   0.7628
   2.250   0.5017   0.00656   0.00210  -0.0543   0.6628   0.7633
   2.500   0.5294   0.00659   0.00212  -0.0546   0.6576   0.7638
   2.750   0.5573   0.00660   0.00214  -0.0549   0.6506   0.7642
   3.000   0.5843   0.00664   0.00217  -0.0550   0.6423   0.7646
   3.250   0.6105   0.00668   0.00220  -0.0550   0.6313   0.7652
   3.500   0.6361   0.00674   0.00224  -0.0548   0.6176   0.7657
   3.750   0.6603   0.00684   0.00230  -0.0544   0.5978   0.7663
   4.000   0.6811   0.00704   0.00241  -0.0533   0.5687   0.7669
   4.250   0.6973   0.00739   0.00260  -0.0512   0.5278   0.7675
   4.500   0.7115   0.00781   0.00285  -0.0488   0.4856   0.7683
   4.750   0.7253   0.00823   0.00311  -0.0464   0.4472   0.7690
   5.000   0.7372   0.00867   0.00338  -0.0436   0.4064   0.7698
   5.250   0.7461   0.00907   0.00363  -0.0402   0.3707   0.7706
   5.500   0.7570   0.00942   0.00389  -0.0372   0.3430   0.7714
   5.750   0.7659   0.00991   0.00423  -0.0339   0.3083   0.7722
   6.000   0.7767   0.01038   0.00458  -0.0311   0.2793   0.7730
   6.250   0.7903   0.01078   0.00491  -0.0289   0.2582   0.7737
   6.500   0.8011   0.01129   0.00531  -0.0263   0.2318   0.7745
   6.750   0.8105   0.01188   0.00576  -0.0235   0.2024   0.7753
   7.000   0.8205   0.01248   0.00625  -0.0209   0.1751   0.7761
   7.250   0.8319   0.01307   0.00674  -0.0187   0.1520   0.7768
   7.500   0.8434   0.01369   0.00726  -0.0165   0.1295   0.7774
   7.750   0.8555   0.01431   0.00779  -0.0145   0.1109   0.7780
   8.000   0.8694   0.01488   0.00830  -0.0129   0.0965   0.7787
   8.250   0.8834   0.01545   0.00883  -0.0113   0.0833   0.7796
   8.500   0.8975   0.01603   0.00938  -0.0097   0.0717   0.7804
   8.750   0.9120   0.01662   0.00995  -0.0083   0.0614   0.7812
   9.000   0.9263   0.01724   0.01055  -0.0069   0.0516   0.7819
   9.250   0.9390   0.01795   0.01122  -0.0053   0.0406   0.7826
   9.500   0.9539   0.01858   0.01184  -0.0040   0.0343   0.7833
   9.750   0.9667   0.01933   0.01255  -0.0026   0.0262   0.7840
  10.000   0.9801   0.02006   0.01326  -0.0013   0.0205   0.7847
  10.250   0.9942   0.02078   0.01397   0.0000   0.0164   0.7855
  10.500   1.0079   0.02153   0.01472   0.0012   0.0135   0.7862
  10.750   1.0231   0.02220   0.01542   0.0022   0.0120   0.7869
  11.000   1.0383   0.02289   0.01615   0.0031   0.0107   0.7877
  11.250   1.0527   0.02363   0.01692   0.0041   0.0098   0.7884
  11.500   1.0658   0.02447   0.01778   0.0052   0.0078   0.7891
  11.750   1.0799   0.02526   0.01860   0.0062   0.0068   0.7898
  12.000   1.0927   0.02615   0.01950   0.0072   0.0055   0.7905
  12.250   1.1052   0.02708   0.02046   0.0082   0.0045   0.7912
  12.500   1.1172   0.02806   0.02148   0.0092   0.0037   0.7918
  12.750   1.1280   0.02915   0.02259   0.0103   0.0027   0.7924
  13.000   1.1399   0.03017   0.02367   0.0112   0.0024   0.7933
  13.250   1.1501   0.03132   0.02489   0.0123   0.0020   0.7943
  13.500   1.1610   0.03246   0.02609   0.0132   0.0019   0.7951
  13.750   1.1707   0.03372   0.02743   0.0141   0.0017   0.7960
  14.000   1.1801   0.03503   0.02881   0.0150   0.0015   0.7968
  14.250   1.1897   0.03635   0.03020   0.0158   0.0015   0.7975
  14.500   1.1984   0.03778   0.03170   0.0166   0.0013   0.7983
  14.750   1.2072   0.03923   0.03323   0.0173   0.0013   0.7991
  15.000   1.2145   0.04086   0.03494   0.0180   0.0012   0.8000
  15.250   1.2213   0.04257   0.03673   0.0186   0.0012   0.8007
  15.500   1.2273   0.04438   0.03862   0.0192   0.0011   0.8016
  15.750   1.2319   0.04639   0.04071   0.0197   0.0010   0.8024
  16.000   1.2373   0.04838   0.04280   0.0201   0.0010   0.8031
  16.250   1.2408   0.05063   0.04514   0.0204   0.0010   0.8039
  16.500   1.2436   0.05299   0.04760   0.0206   0.0009   0.8046
  16.750   1.2432   0.05580   0.05051   0.0207   0.0009   0.8053
  17.000   1.2417   0.05883   0.05366   0.0207   0.0008   0.8059
  17.250   1.2419   0.06178   0.05671   0.0204   0.0008   0.8066
  17.500   1.2329   0.06600   0.06107   0.0199   0.0008   0.8072
  17.750   1.2262   0.07006   0.06527   0.0191   0.0007   0.8080
  18.000   1.2232   0.07379   0.06912   0.0181   0.0007   0.8087
  18.250   1.2124   0.07882   0.07430   0.0166   0.0007   0.8094
  18.500   1.2120   0.08244   0.07801   0.0153   0.0008   0.8102
  18.750   1.2023   0.08759   0.08330   0.0132   0.0007   0.8108
  19.000   1.1905   0.09329   0.08915   0.0108   0.0007   0.8114
  19.250   1.1795   0.09906   0.09504   0.0081   0.0007   0.8120
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