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EPPLER 520 AIRFOIL (e520-il) Xfoil prediction polar at RE=1,000,000 Ncrit=5


Details Polar file
Airfoil: EPPLER 520 AIRFOIL (e520-il)
Reynolds number: 1,000,000
Max Cl/Cd: 67.48 at α=7.75°
Description: Mach=0 Ncrit=5
Source: Xfoil prediction
Download polar: xf-e520-il-1000000-n5.txt
Download as CSV file: xf-e520-il-1000000-n5.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: EPPLER 520 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
  ------ -------- --------- --------- -------- -------- --------
 -19.750  -1.1162   0.12206   0.11900   0.0057   1.0000   0.0019
 -19.500  -1.1373   0.11363   0.11043   0.0008   1.0000   0.0019
 -19.250  -1.1587   0.10536   0.10202  -0.0038   1.0000   0.0019
 -19.000  -1.1784   0.09763   0.09414  -0.0081   1.0000   0.0020
 -18.750  -1.1951   0.09064   0.08703  -0.0119   1.0000   0.0020
 -18.500  -1.2117   0.08392   0.08018  -0.0154   1.0000   0.0020
 -18.250  -1.2229   0.07827   0.07440  -0.0183   1.0000   0.0020
 -18.000  -1.2352   0.07264   0.06865  -0.0210   1.0000   0.0020
 -17.750  -1.2425   0.06798   0.06388  -0.0231   1.0000   0.0020
 -17.500  -1.2479   0.06374   0.05953  -0.0248   1.0000   0.0021
 -17.250  -1.2546   0.05945   0.05512  -0.0265   1.0000   0.0021
 -17.000  -1.2585   0.05575   0.05132  -0.0277   1.0000   0.0021
 -16.750  -1.2605   0.05240   0.04788  -0.0287   1.0000   0.0021
 -16.500  -1.2649   0.04893   0.04431  -0.0294   1.0000   0.0023
 -16.250  -1.2644   0.04617   0.04145  -0.0299   1.0000   0.0023
 -16.000  -1.2660   0.04332   0.03853  -0.0301   1.0000   0.0026
 -15.750  -1.2633   0.04102   0.03615  -0.0301   1.0000   0.0025
 -15.500  -1.2596   0.03895   0.03400  -0.0300   1.0000   0.0026
 -15.250  -1.2550   0.03702   0.03200  -0.0297   1.0000   0.0025
 -15.000  -1.2516   0.03506   0.02998  -0.0293   1.0000   0.0029
 -14.750  -1.2457   0.03336   0.02822  -0.0288   1.0000   0.0029
 -14.500  -1.2391   0.03177   0.02656  -0.0282   1.0000   0.0030
 -14.000  -1.2080   0.02883   0.02343  -0.0300   0.9258   0.0034
 -13.750  -1.2023   0.02777   0.02207  -0.0284   0.8521   0.0036
 -13.500  -1.1943   0.02665   0.02082  -0.0271   0.8318   0.0037
 -13.250  -1.1862   0.02549   0.01957  -0.0259   0.8184   0.0041
 -13.000  -1.1761   0.02447   0.01847  -0.0248   0.8081   0.0044
 -12.750  -1.1655   0.02349   0.01741  -0.0236   0.7999   0.0047
 -12.250  -1.1426   0.02170   0.01548  -0.0212   0.7867   0.0055
 -12.000  -1.1311   0.02084   0.01457  -0.0199   0.7813   0.0061
 -11.750  -1.1187   0.02008   0.01374  -0.0186   0.7767   0.0068
 -11.500  -1.1054   0.01937   0.01299  -0.0173   0.7727   0.0075
 -11.250  -1.0931   0.01865   0.01223  -0.0158   0.7685   0.0083
 -11.000  -1.0799   0.01803   0.01156  -0.0142   0.7644   0.0090
 -10.750  -1.0664   0.01747   0.01095  -0.0126   0.7610   0.0098
 -10.500  -1.0527   0.01694   0.01039  -0.0108   0.7579   0.0107
 -10.250  -1.0399   0.01643   0.00986  -0.0088   0.7547   0.0118
 -10.000  -1.0251   0.01603   0.00942  -0.0070   0.7517   0.0129
  -9.750  -1.0064   0.01564   0.00898  -0.0058   0.7489   0.0139
  -9.500  -0.9874   0.01520   0.00852  -0.0047   0.7463   0.0158
  -9.250  -0.9672   0.01478   0.00809  -0.0038   0.7439   0.0180
  -9.000  -0.9464   0.01437   0.00768  -0.0029   0.7415   0.0208
  -8.750  -0.9251   0.01397   0.00728  -0.0022   0.7391   0.0242
  -8.500  -0.9033   0.01358   0.00690  -0.0015   0.7366   0.0285
  -8.250  -0.8815   0.01316   0.00649  -0.0008   0.7342   0.0356
  -8.000  -0.8586   0.01280   0.00614  -0.0002   0.7322   0.0421
  -7.750  -0.8358   0.01239   0.00579   0.0003   0.7303   0.0511
  -7.500  -0.8120   0.01204   0.00547   0.0007   0.7281   0.0590
  -7.250  -0.7875   0.01172   0.00518   0.0011   0.7258   0.0676
  -7.000  -0.7631   0.01140   0.00488   0.0014   0.7235   0.0781
  -6.750  -0.7383   0.01108   0.00460   0.0017   0.7215   0.0890
  -6.500  -0.7133   0.01078   0.00433   0.0020   0.7195   0.1007
  -6.250  -0.6882   0.01048   0.00408   0.0022   0.7174   0.1154
  -6.000  -0.6633   0.01012   0.00382   0.0024   0.7155   0.1354
  -5.750  -0.6379   0.00979   0.00357   0.0026   0.7135   0.1553
  -5.500  -0.6117   0.00952   0.00336   0.0027   0.7113   0.1727
  -5.250  -0.5860   0.00921   0.00314   0.0029   0.7090   0.1950
  -5.000  -0.5597   0.00894   0.00294   0.0029   0.7068   0.2168
  -4.750  -0.5332   0.00869   0.00275   0.0030   0.7047   0.2360
  -4.500  -0.5067   0.00844   0.00257   0.0030   0.7025   0.2613
  -4.250  -0.4800   0.00815   0.00240   0.0030   0.7003   0.2878
  -4.000  -0.4530   0.00790   0.00223   0.0029   0.6975   0.3124
  -3.750  -0.4259   0.00766   0.00208   0.0029   0.6945   0.3389
  -3.500  -0.3987   0.00742   0.00193   0.0028   0.6916   0.3667
  -3.250  -0.3713   0.00722   0.00180   0.0028   0.6889   0.3931
  -3.000  -0.3437   0.00700   0.00168   0.0026   0.6863   0.4202
  -2.750  -0.3159   0.00679   0.00157   0.0025   0.6833   0.4481
  -2.500  -0.2880   0.00660   0.00147   0.0024   0.6799   0.4738
  -2.250  -0.2600   0.00644   0.00138   0.0022   0.6765   0.4992
  -2.000  -0.2319   0.00630   0.00130   0.0021   0.6733   0.5245
  -1.750  -0.2034   0.00617   0.00125   0.0018   0.6697   0.5467
  -1.500  -0.1746   0.00607   0.00121   0.0016   0.6655   0.5658
  -1.250  -0.1458   0.00601   0.00117   0.0014   0.6612   0.5818
  -1.000  -0.1168   0.00596   0.00115   0.0011   0.6572   0.5952
  -0.750  -0.0876   0.00592   0.00114   0.0008   0.6523   0.6069
  -0.500  -0.0585   0.00590   0.00113   0.0006   0.6467   0.6171
  -0.250  -0.0292   0.00588   0.00112   0.0003   0.6408   0.6261
   0.000   0.0000   0.00588   0.00112   0.0000   0.6328   0.6332
   0.250   0.0293   0.00588   0.00112  -0.0003   0.6250   0.6402
   0.500   0.0585   0.00590   0.00112  -0.0006   0.6162   0.6459
   0.750   0.0877   0.00592   0.00114  -0.0009   0.6067   0.6518
   1.000   0.1169   0.00596   0.00115  -0.0012   0.5959   0.6571
   1.250   0.1458   0.00600   0.00117  -0.0014   0.5823   0.6614
   1.500   0.1747   0.00607   0.00121  -0.0016   0.5660   0.6656
   1.750   0.2034   0.00617   0.00125  -0.0019   0.5466   0.6697
   2.000   0.2319   0.00630   0.00130  -0.0021   0.5248   0.6733
   2.250   0.2600   0.00644   0.00138  -0.0022   0.4996   0.6766
   2.500   0.2881   0.00660   0.00147  -0.0024   0.4738   0.6800
   2.750   0.3160   0.00679   0.00157  -0.0025   0.4478   0.6833
   3.000   0.3437   0.00701   0.00168  -0.0027   0.4198   0.6863
   3.250   0.3714   0.00722   0.00180  -0.0028   0.3932   0.6889
   3.500   0.3988   0.00742   0.00193  -0.0029   0.3667   0.6916
   3.750   0.4259   0.00766   0.00208  -0.0029   0.3386   0.6945
   4.000   0.4530   0.00790   0.00223  -0.0030   0.3118   0.6975
   4.250   0.4801   0.00815   0.00240  -0.0030   0.2877   0.7003
   4.500   0.5068   0.00844   0.00257  -0.0030   0.2605   0.7025
   4.750   0.5333   0.00869   0.00275  -0.0030   0.2361   0.7048
   5.000   0.5598   0.00894   0.00294  -0.0029   0.2169   0.7068
   5.250   0.5862   0.00920   0.00313  -0.0029   0.1958   0.7090
   5.500   0.6120   0.00952   0.00335  -0.0028   0.1732   0.7113
   5.750   0.6381   0.00979   0.00357  -0.0027   0.1556   0.7135
   6.000   0.6635   0.01012   0.00381  -0.0025   0.1357   0.7155
   6.250   0.6885   0.01048   0.00408  -0.0023   0.1157   0.7174
   6.500   0.7135   0.01079   0.00433  -0.0020   0.1006   0.7195
   6.750   0.7386   0.01108   0.00460  -0.0018   0.0889   0.7215
   7.000   0.7633   0.01140   0.00488  -0.0015   0.0778   0.7235
   7.250   0.7878   0.01172   0.00518  -0.0011   0.0674   0.7258
   7.500   0.8123   0.01204   0.00547  -0.0008   0.0589   0.7281
   7.750   0.8361   0.01239   0.00579  -0.0004   0.0511   0.7303
   8.000   0.8591   0.01279   0.00614   0.0001   0.0424   0.7321
   8.250   0.8817   0.01318   0.00650   0.0007   0.0350   0.7342
   8.500   0.9039   0.01357   0.00689   0.0014   0.0289   0.7366
   8.750   0.9254   0.01398   0.00729   0.0021   0.0237   0.7390
   9.000   0.9470   0.01437   0.00769   0.0028   0.0208   0.7415
   9.250   0.9679   0.01478   0.00810   0.0037   0.0179   0.7439
   9.500   0.9880   0.01521   0.00852   0.0046   0.0156   0.7463
   9.750   1.0072   0.01564   0.00898   0.0057   0.0138   0.7489
  10.000   1.0260   0.01604   0.00942   0.0068   0.0128   0.7517
  10.250   1.0410   0.01644   0.00986   0.0086   0.0117   0.7547
  10.500   1.0537   0.01695   0.01039   0.0106   0.0105   0.7578
  10.750   1.0677   0.01746   0.01095   0.0124   0.0099   0.7610
  11.000   1.0812   0.01802   0.01156   0.0140   0.0090   0.7644
  11.250   1.0942   0.01865   0.01223   0.0156   0.0082   0.7684
  11.500   1.1066   0.01937   0.01298   0.0171   0.0074   0.7727
  11.750   1.1199   0.02007   0.01373   0.0184   0.0067   0.7767
  12.000   1.1326   0.02082   0.01456   0.0197   0.0063   0.7813
  12.250   1.1441   0.02168   0.01546   0.0210   0.0056   0.7866
  12.750   1.1669   0.02348   0.01740   0.0234   0.0047   0.7998
  13.000   1.1777   0.02445   0.01844   0.0246   0.0043   0.8081
  13.250   1.1880   0.02545   0.01953   0.0257   0.0042   0.8184
  13.500   1.1965   0.02658   0.02075   0.0269   0.0038   0.8316
  13.750   1.2039   0.02775   0.02205   0.0282   0.0036   0.8520
  14.000   1.2103   0.02875   0.02335   0.0297   0.0033   0.9258
  14.500   1.2416   0.03172   0.02651   0.0279   0.0031   1.0000
  14.750   1.2485   0.03328   0.02813   0.0285   0.0030   1.0000
  15.000   1.2528   0.03511   0.03001   0.0290   0.0026   1.0000
  15.250   1.2582   0.03691   0.03189   0.0294   0.0026   1.0000
  15.500   1.2629   0.03882   0.03387   0.0297   0.0026   1.0000
  15.750   1.2641   0.04112   0.03625   0.0299   0.0024   1.0000
  16.000   1.2650   0.04361   0.03881   0.0298   0.0023   1.0000
  16.250   1.2678   0.04600   0.04129   0.0296   0.0023   1.0000
  16.500   1.2666   0.04894   0.04431   0.0291   0.0022   1.0000
  16.750   1.2620   0.05244   0.04792   0.0284   0.0021   1.0000
  17.000   1.2601   0.05577   0.05134   0.0274   0.0021   1.0000
  17.250   1.2551   0.05965   0.05533   0.0261   0.0021   1.0000
  17.500   1.2531   0.06326   0.05904   0.0247   0.0020   1.0000
  17.750   1.2454   0.06784   0.06373   0.0228   0.0021   1.0000
  18.000   1.2372   0.07263   0.06864   0.0207   0.0020   1.0000
  18.250   1.2260   0.07809   0.07422   0.0180   0.0021   1.0000
  18.500   1.2127   0.08408   0.08034   0.0150   0.0020   1.0000
  18.750   1.1990   0.09031   0.08669   0.0118   0.0020   1.0000
  19.000   1.1824   0.09726   0.09377   0.0080   0.0019   1.0000
  19.250   1.1612   0.10526   0.10192   0.0036   0.0020   1.0000
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