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EPPLER 520 AIRFOIL (e520-il) Xfoil prediction polar at RE=500,000 Ncrit=5


Details Polar file
Airfoil: EPPLER 520 AIRFOIL (e520-il)
Reynolds number: 500,000
Max Cl/Cd: 57.09 at α=6.5°
Description: Mach=0 Ncrit=5
Source: Xfoil prediction
Download polar: xf-e520-il-500000-n5.txt
Download as CSV file: xf-e520-il-500000-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 =     0.500 e 6     Ncrit =   5.000
  
   alpha    CL        CD       CDp       CM     Top_Xtr  Bot_Xtr
  ------ -------- --------- --------- -------- -------- --------
 -19.000  -1.0190   0.12917   0.12580   0.0097   1.0000   0.0041
 -18.750  -1.0361   0.12121   0.11771   0.0052   1.0000   0.0040
 -18.500  -1.0541   0.11323   0.10959   0.0007   1.0000   0.0040
 -18.250  -1.0702   0.10581   0.10204  -0.0035   1.0000   0.0040
 -18.000  -1.0882   0.09820   0.09429  -0.0077   1.0000   0.0040
 -17.750  -1.1026   0.09147   0.08742  -0.0113   1.0000   0.0040
 -17.500  -1.1143   0.08544   0.08126  -0.0144   1.0000   0.0041
 -17.250  -1.1280   0.07922   0.07490  -0.0176   1.0000   0.0041
 -17.000  -1.1373   0.07393   0.06949  -0.0202   1.0000   0.0042
 -16.750  -1.1464   0.06886   0.06429  -0.0225   1.0000   0.0042
 -16.500  -1.1509   0.06468   0.05999  -0.0243   1.0000   0.0044
 -16.250  -1.1569   0.06041   0.05559  -0.0260   1.0000   0.0045
 -16.000  -1.1589   0.05689   0.05196  -0.0272   1.0000   0.0047
 -15.750  -1.1624   0.05330   0.04826  -0.0283   1.0000   0.0048
 -15.500  -1.1631   0.05022   0.04507  -0.0290   1.0000   0.0048
 -15.250  -1.1640   0.04725   0.04199  -0.0295   1.0000   0.0049
 -15.000  -1.1612   0.04485   0.03949  -0.0297   1.0000   0.0052
 -14.750  -1.1617   0.04221   0.03674  -0.0298   1.0000   0.0053
 -14.500  -1.1598   0.03991   0.03436  -0.0297   1.0000   0.0056
 -14.250  -1.1565   0.03783   0.03221  -0.0294   1.0000   0.0059
 -14.000  -1.1510   0.03602   0.03033  -0.0290   1.0000   0.0063
 -13.750  -1.1451   0.03428   0.02852  -0.0285   1.0000   0.0066
 -13.500  -1.1379   0.03270   0.02685  -0.0280   1.0000   0.0069
 -13.250  -1.1300   0.03121   0.02529  -0.0273   1.0000   0.0074
 -13.000  -1.1222   0.02974   0.02377  -0.0266   1.0000   0.0078
 -12.750  -1.1135   0.02837   0.02236  -0.0258   1.0000   0.0085
 -12.500  -1.1001   0.02715   0.02108  -0.0258   0.9425   0.0093
 -12.250  -1.0774   0.02610   0.01976  -0.0272   0.8767   0.0102
 -11.750  -1.0597   0.02414   0.01756  -0.0242   0.8373   0.0122
 -11.500  -1.0479   0.02330   0.01663  -0.0230   0.8265   0.0136
 -11.250  -1.0367   0.02242   0.01567  -0.0217   0.8182   0.0148
 -11.000  -1.0253   0.02156   0.01475  -0.0203   0.8110   0.0162
 -10.750  -1.0127   0.02081   0.01393  -0.0190   0.8052   0.0179
 -10.500  -0.9999   0.02008   0.01313  -0.0176   0.7996   0.0196
 -10.250  -0.9880   0.01935   0.01236  -0.0159   0.7943   0.0217
 -10.000  -0.9748   0.01873   0.01167  -0.0143   0.7899   0.0239
  -9.750  -0.9618   0.01813   0.01103  -0.0125   0.7856   0.0265
  -9.500  -0.9493   0.01758   0.01046  -0.0105   0.7817   0.0300
  -9.250  -0.9337   0.01714   0.00996  -0.0088   0.7783   0.0332
  -9.000  -0.9170   0.01659   0.00942  -0.0075   0.7751   0.0388
  -8.750  -0.8981   0.01611   0.00893  -0.0064   0.7717   0.0446
  -8.500  -0.8786   0.01564   0.00846  -0.0054   0.7685   0.0515
  -8.250  -0.8587   0.01517   0.00799  -0.0045   0.7657   0.0596
  -8.000  -0.8375   0.01476   0.00757  -0.0037   0.7631   0.0679
  -7.750  -0.8158   0.01435   0.00717  -0.0030   0.7605   0.0781
  -7.500  -0.7936   0.01393   0.00678  -0.0024   0.7576   0.0892
  -7.250  -0.7712   0.01352   0.00641  -0.0018   0.7550   0.1022
  -7.000  -0.7483   0.01313   0.00605  -0.0013   0.7525   0.1168
  -6.750  -0.7255   0.01272   0.00570  -0.0008   0.7500   0.1344
  -6.500  -0.7025   0.01231   0.00536  -0.0003   0.7477   0.1558
  -6.250  -0.6785   0.01194   0.00505   0.0001   0.7453   0.1756
  -6.000  -0.6544   0.01156   0.00476   0.0004   0.7429   0.1980
  -5.750  -0.6300   0.01118   0.00447   0.0007   0.7404   0.2223
  -5.250  -0.5803   0.01051   0.00395   0.0012   0.7355   0.2721
  -5.000  -0.5553   0.01018   0.00371   0.0015   0.7334   0.3002
  -4.750  -0.5299   0.00986   0.00348   0.0017   0.7312   0.3299
  -4.500  -0.5040   0.00955   0.00327   0.0018   0.7286   0.3583
  -4.250  -0.4781   0.00925   0.00308   0.0019   0.7260   0.3883
  -4.000  -0.4519   0.00898   0.00290   0.0020   0.7235   0.4184
  -3.750  -0.4254   0.00873   0.00273   0.0020   0.7209   0.4473
  -3.500  -0.3988   0.00851   0.00258   0.0021   0.7185   0.4757
  -3.250  -0.3719   0.00830   0.00247   0.0022   0.7158   0.5041
  -3.000  -0.3445   0.00813   0.00239   0.0021   0.7125   0.5304
  -2.750  -0.3167   0.00800   0.00232   0.0021   0.7093   0.5541
  -2.500  -0.2887   0.00791   0.00227   0.0020   0.7063   0.5735
  -2.250  -0.2605   0.00786   0.00223   0.0019   0.7036   0.5896
  -2.000  -0.2318   0.00781   0.00222   0.0018   0.7005   0.6036
  -1.750  -0.2029   0.00778   0.00220   0.0015   0.6968   0.6156
  -1.500  -0.1741   0.00776   0.00219   0.0013   0.6932   0.6260
  -1.250  -0.1453   0.00775   0.00217   0.0012   0.6897   0.6348
  -1.000  -0.1163   0.00775   0.00215   0.0009   0.6861   0.6432
  -0.750  -0.0872   0.00774   0.00217   0.0007   0.6816   0.6497
  -0.500  -0.0581   0.00774   0.00215   0.0004   0.6772   0.6564
  -0.250  -0.0292   0.00774   0.00214   0.0003   0.6733   0.6619
   0.000   0.0000   0.00774   0.00216   0.0000   0.6680   0.6676
   0.250   0.0293   0.00775   0.00214  -0.0003   0.6624   0.6732
   0.500   0.0581   0.00774   0.00215  -0.0005   0.6568   0.6773
   0.750   0.0872   0.00774   0.00217  -0.0007   0.6493   0.6817
   1.000   0.1163   0.00775   0.00215  -0.0009   0.6424   0.6862
   1.250   0.1453   0.00775   0.00217  -0.0012   0.6343   0.6897
   1.500   0.1742   0.00776   0.00219  -0.0014   0.6260   0.6932
   1.750   0.2030   0.00778   0.00220  -0.0015   0.6158   0.6968
   2.000   0.2319   0.00781   0.00222  -0.0018   0.6038   0.7005
   2.250   0.2605   0.00786   0.00223  -0.0019   0.5896   0.7036
   2.500   0.2887   0.00791   0.00227  -0.0020   0.5732   0.7063
   2.750   0.3168   0.00800   0.00232  -0.0021   0.5541   0.7093
   3.000   0.3446   0.00813   0.00239  -0.0021   0.5307   0.7125
   3.250   0.3720   0.00830   0.00247  -0.0022   0.5044   0.7158
   3.500   0.3989   0.00851   0.00258  -0.0021   0.4759   0.7185
   3.750   0.4255   0.00873   0.00273  -0.0021   0.4475   0.7209
   4.000   0.4520   0.00897   0.00290  -0.0020   0.4187   0.7235
   4.250   0.4782   0.00925   0.00308  -0.0019   0.3882   0.7260
   4.500   0.5042   0.00955   0.00327  -0.0018   0.3584   0.7286
   4.750   0.5300   0.00986   0.00348  -0.0017   0.3293   0.7312
   5.000   0.5554   0.01019   0.00371  -0.0015   0.2996   0.7334
   5.250   0.5803   0.01052   0.00396  -0.0013   0.2707   0.7355
   5.500   0.6053   0.01085   0.00421  -0.0010   0.2462   0.7378
   5.750   0.6302   0.01118   0.00447  -0.0008   0.2222   0.7404
   6.000   0.6546   0.01156   0.00476  -0.0005   0.1981   0.7429
   6.250   0.6789   0.01193   0.00505  -0.0002   0.1761   0.7453
   6.500   0.7028   0.01231   0.00536   0.0002   0.1559   0.7477
   6.750   0.7258   0.01272   0.00570   0.0007   0.1344   0.7500
   7.000   0.7487   0.01313   0.00605   0.0012   0.1169   0.7525
   7.250   0.7715   0.01352   0.00641   0.0017   0.1020   0.7550
   7.500   0.7941   0.01393   0.00678   0.0023   0.0891   0.7576
   7.750   0.8163   0.01435   0.00717   0.0029   0.0780   0.7605
   8.000   0.8381   0.01476   0.00757   0.0036   0.0680   0.7631
   8.250   0.8591   0.01518   0.00799   0.0044   0.0592   0.7657
   8.500   0.8792   0.01565   0.00846   0.0053   0.0513   0.7685
   8.750   0.8987   0.01612   0.00894   0.0063   0.0444   0.7716
   9.000   0.9177   0.01659   0.00942   0.0073   0.0387   0.7751
   9.250   0.9346   0.01714   0.00996   0.0086   0.0332   0.7783
   9.500   0.9503   0.01759   0.01046   0.0103   0.0298   0.7817
   9.750   0.9628   0.01814   0.01103   0.0123   0.0263   0.7855
  10.000   0.9760   0.01873   0.01166   0.0141   0.0236   0.7898
  10.250   0.9891   0.01935   0.01236   0.0157   0.0216   0.7943
  10.500   1.0007   0.02010   0.01315   0.0174   0.0194   0.7996
  10.750   1.0139   0.02081   0.01393   0.0188   0.0179   0.8052
  11.000   1.0265   0.02156   0.01475   0.0201   0.0162   0.8110
  11.250   1.0378   0.02242   0.01566   0.0215   0.0148   0.8181
  11.500   1.0492   0.02329   0.01662   0.0228   0.0135   0.8265
  11.750   1.0609   0.02414   0.01757   0.0241   0.0122   0.8373
  12.250   1.0784   0.02613   0.01980   0.0270   0.0104   0.8766
  12.500   1.1014   0.02717   0.02109   0.0256   0.0094   0.9420
  12.750   1.1150   0.02838   0.02236   0.0256   0.0085   1.0000
  13.000   1.1240   0.02972   0.02375   0.0263   0.0078   1.0000
  13.250   1.1315   0.03123   0.02531   0.0271   0.0074   1.0000
  13.500   1.1403   0.03264   0.02679   0.0277   0.0070   1.0000
  13.750   1.1470   0.03426   0.02850   0.0283   0.0067   1.0000
  14.000   1.1535   0.03595   0.03025   0.0287   0.0062   1.0000
  14.250   1.1582   0.03785   0.03222   0.0291   0.0059   1.0000
  14.500   1.1622   0.03988   0.03433   0.0294   0.0057   1.0000
  14.750   1.1643   0.04213   0.03667   0.0295   0.0054   1.0000
  15.000   1.1654   0.04460   0.03923   0.0295   0.0050   1.0000
  15.250   1.1662   0.04725   0.04199   0.0292   0.0049   1.0000
  15.500   1.1655   0.05018   0.04502   0.0287   0.0049   1.0000
  15.750   1.1644   0.05330   0.04826   0.0280   0.0046   1.0000
  16.000   1.1615   0.05682   0.05189   0.0269   0.0045   1.0000
  16.250   1.1588   0.06044   0.05563   0.0256   0.0045   1.0000
  16.500   1.1538   0.06457   0.05987   0.0240   0.0044   1.0000
  16.750   1.1478   0.06899   0.06441   0.0221   0.0042   1.0000
  17.000   1.1397   0.07390   0.06945   0.0199   0.0042   1.0000
  17.250   1.1290   0.07943   0.07512   0.0172   0.0042   1.0000
  17.500   1.1196   0.08491   0.08072   0.0144   0.0040   1.0000
  17.750   1.1041   0.09163   0.08758   0.0109   0.0041   1.0000
  18.000   1.0903   0.09826   0.09435   0.0073   0.0040   1.0000
  18.250   1.0734   0.10565   0.10188   0.0032   0.0041   1.0000
  18.500   1.0558   0.11337   0.10974  -0.0011   0.0040   1.0000
  18.750   1.0389   0.12115   0.11765  -0.0055   0.0040   1.0000
  19.000   1.0216   0.12919   0.12581  -0.0101   0.0039   1.0000
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