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EPPLER 553 AIRFOIL (e553-il) Xfoil prediction polar at RE=200,000 Ncrit=9


Details Polar file
Airfoil: EPPLER 553 AIRFOIL (e553-il)
Reynolds number: 200,000
Max Cl/Cd: 71.79 at α=9.25°
Description: Mach=0 Ncrit=9
Source: Xfoil prediction
Download polar: xf-e553-il-200000.txt
Download as CSV file: xf-e553-il-200000.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: EPPLER 553 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 =   9.000
  
   alpha    CL        CD       CDp       CM     Top_Xtr  Bot_Xtr
  ------ -------- --------- --------- -------- -------- --------
 -14.500  -0.5763   0.09018   0.08586  -0.0727   1.0000   0.0224
 -14.250  -0.5985   0.08362   0.07918  -0.0760   1.0000   0.0223
 -14.000  -0.6101   0.07885   0.07435  -0.0777   1.0000   0.0221
 -13.750  -0.6312   0.07339   0.06874  -0.0800   1.0000   0.0221
 -13.500  -0.6454   0.06894   0.06419  -0.0814   1.0000   0.0218
 -13.250  -0.6592   0.06483   0.05995  -0.0824   1.0000   0.0217
 -13.000  -0.6746   0.06086   0.05583  -0.0833   1.0000   0.0216
 -12.750  -0.6905   0.05709   0.05189  -0.0836   1.0000   0.0215
 -12.500  -0.7003   0.05399   0.04867  -0.0833   1.0000   0.0213
 -12.250  -0.7141   0.05091   0.04541  -0.0825   1.0000   0.0213
 -12.000  -0.7254   0.04827   0.04262  -0.0811   1.0000   0.0213
 -11.750  -0.7347   0.04614   0.04037  -0.0791   1.0000   0.0212
 -11.500  -0.7484   0.04442   0.03855  -0.0760   1.0000   0.0212
 -11.250  -0.7729   0.04349   0.03755  -0.0712   1.0000   0.0215
 -11.000  -0.7956   0.04283   0.03688  -0.0660   1.0000   0.0213
 -10.750  -0.7732   0.03999   0.03368  -0.0697   0.9943   0.0219
 -10.500  -0.7490   0.03749   0.03091  -0.0725   0.9878   0.0228
 -10.250  -0.7142   0.03574   0.02915  -0.0751   0.9842   0.0239
 -10.000  -0.6825   0.03413   0.02747  -0.0771   0.9788   0.0251
  -9.750  -0.6481   0.03256   0.02576  -0.0786   0.9742   0.0262
  -9.500  -0.6123   0.03104   0.02422  -0.0799   0.9712   0.0279
  -9.250  -0.5870   0.02968   0.02290  -0.0812   0.9628   0.0297
  -9.000  -0.5541   0.02820   0.02131  -0.0841   0.9579   0.0326
  -8.750  -0.5354   0.02638   0.01959  -0.0858   0.9474   0.0361
  -8.500  -0.5031   0.02418   0.01738  -0.0903   0.9429   0.0424
  -8.250  -0.4833   0.02236   0.01554  -0.0919   0.9322   0.0507
  -8.000  -0.4500   0.02033   0.01355  -0.0961   0.9276   0.0685
  -7.750  -0.4324   0.01863   0.01200  -0.0969   0.9161   0.0971
  -7.500  -0.4128   0.01627   0.01015  -0.0988   0.9071   0.1831
  -7.250  -0.3913   0.01458   0.00931  -0.1001   0.8982   0.3511
  -7.000  -0.3598   0.01477   0.00947  -0.1007   0.8901   0.3982
  -6.750  -0.3261   0.01504   0.00953  -0.1017   0.8823   0.4234
  -6.500  -0.2955   0.01539   0.00975  -0.1019   0.8740   0.4391
  -6.250  -0.2635   0.01581   0.01013  -0.1020   0.8660   0.4509
  -6.000  -0.2341   0.01622   0.01049  -0.1018   0.8574   0.4614
  -5.750  -0.2041   0.01646   0.01057  -0.1019   0.8492   0.4726
  -5.500  -0.1757   0.01690   0.01102  -0.1013   0.8405   0.4798
  -5.250  -0.1464   0.01696   0.01092  -0.1015   0.8324   0.4889
  -5.000  -0.1188   0.01750   0.01150  -0.1005   0.8237   0.4960
  -4.750  -0.0900   0.01764   0.01150  -0.1005   0.8158   0.5057
  -4.500  -0.0633   0.01784   0.01169  -0.0998   0.8071   0.5100
  -4.250  -0.0345   0.01773   0.01146  -0.1000   0.7994   0.5144
  -4.000  -0.0084   0.01741   0.01094  -0.1003   0.7908   0.5200
  -3.750   0.0201   0.01720   0.01064  -0.1004   0.7833   0.5228
  -3.500   0.0465   0.01711   0.01050  -0.1001   0.7751   0.5254
  -3.250   0.0748   0.01699   0.01029  -0.1002   0.7674   0.5288
  -3.000   0.1018   0.01682   0.01001  -0.1003   0.7595   0.5326
  -2.750   0.1302   0.01655   0.00955  -0.1009   0.7518   0.5368
  -2.500   0.1576   0.01642   0.00938  -0.1008   0.7446   0.5395
  -2.250   0.1846   0.01633   0.00926  -0.1006   0.7366   0.5422
  -2.000   0.2132   0.01624   0.00907  -0.1008   0.7299   0.5453
  -1.750   0.2398   0.01613   0.00890  -0.1008   0.7217   0.5487
  -1.500   0.2705   0.01600   0.00858  -0.1016   0.7158   0.5530
  -1.250   0.2954   0.01590   0.00849  -0.1012   0.7071   0.5559
  -1.000   0.3244   0.01584   0.00837  -0.1014   0.7008   0.5587
  -0.750   0.3505   0.01581   0.00834  -0.1012   0.6931   0.5618
  -0.500   0.3792   0.01574   0.00819  -0.1015   0.6863   0.5654
  -0.250   0.4072   0.01570   0.00806  -0.1018   0.6794   0.5696
   0.000   0.4342   0.01564   0.00799  -0.1017   0.6721   0.5728
   0.250   0.4633   0.01564   0.00795  -0.1020   0.6664   0.5759
   0.500   0.4887   0.01565   0.00798  -0.1017   0.6584   0.5794
   0.750   0.5183   0.01563   0.00787  -0.1021   0.6524   0.5835
   1.000   0.5451   0.01565   0.00786  -0.1022   0.6454   0.5875
   1.250   0.5723   0.01563   0.00787  -0.1021   0.6388   0.5907
   1.500   0.6005   0.01569   0.00791  -0.1022   0.6330   0.5946
   1.750   0.6265   0.01574   0.00799  -0.1020   0.6257   0.5990
   2.000   0.6565   0.01578   0.00792  -0.1026   0.6202   0.6037
   2.250   0.6817   0.01583   0.00806  -0.1023   0.6134   0.6069
   2.500   0.7088   0.01587   0.00813  -0.1022   0.6070   0.6109
   2.750   0.7383   0.01597   0.00818  -0.1026   0.6018   0.6160
   3.000   0.7632   0.01606   0.00833  -0.1023   0.5947   0.6211
   3.250   0.7912   0.01611   0.00840  -0.1023   0.5889   0.6252
   3.500   0.8175   0.01624   0.00858  -0.1022   0.5829   0.6301
   3.750   0.8441   0.01634   0.00870  -0.1022   0.5763   0.6357
   4.000   0.8735   0.01641   0.00875  -0.1025   0.5710   0.6405
   4.250   0.8966   0.01655   0.00903  -0.1018   0.5640   0.6460
   4.500   0.9246   0.01665   0.00912  -0.1020   0.5578   0.6529
   4.750   0.9509   0.01677   0.00931  -0.1018   0.5520   0.6582
   5.000   0.9752   0.01690   0.00954  -0.1012   0.5450   0.6646
   5.250   1.0046   0.01701   0.00961  -0.1016   0.5395   0.6715
   5.500   1.0269   0.01717   0.00993  -0.1008   0.5325   0.6781
   5.750   1.0537   0.01728   0.01007  -0.1007   0.5259   0.6867
   6.000   1.0786   0.01741   0.01030  -0.1002   0.5194   0.6942
   6.250   1.1024   0.01753   0.01050  -0.0996   0.5119   0.7034
   6.500   1.1297   0.01765   0.01065  -0.0995   0.5056   0.7121
   6.750   1.1502   0.01778   0.01095  -0.0983   0.4976   0.7221
   7.000   1.1780   0.01789   0.01105  -0.0984   0.4909   0.7340
   7.250   1.1959   0.01802   0.01140  -0.0966   0.4824   0.7455
   7.500   1.2218   0.01809   0.01148  -0.0963   0.4750   0.7590
   7.750   1.2387   0.01822   0.01182  -0.0944   0.4662   0.7739
   8.000   1.2631   0.01830   0.01193  -0.0937   0.4585   0.7913
   8.250   1.2771   0.01841   0.01227  -0.0913   0.4492   0.8123
   8.500   1.2957   0.01847   0.01242  -0.0895   0.4410   0.8390
   8.750   1.3053   0.01846   0.01264  -0.0860   0.4318   0.8827
   9.000   1.3230   0.01847   0.01277  -0.0843   0.4221   1.0000
   9.250   1.3447   0.01873   0.01298  -0.0836   0.4116   1.0000
   9.500   1.3566   0.01905   0.01339  -0.0812   0.4001   1.0000
   9.750   1.3678   0.01938   0.01375  -0.0786   0.3888   1.0000
  10.000   1.3779   0.01978   0.01414  -0.0759   0.3770   1.0000
  10.250   1.3864   0.02025   0.01459  -0.0730   0.3644   1.0000
  10.500   1.3919   0.02084   0.01524  -0.0699   0.3507   1.0000
  10.750   1.3964   0.02155   0.01597  -0.0668   0.3361   1.0000
  11.000   1.3995   0.02243   0.01685  -0.0638   0.3209   1.0000
  11.250   1.4007   0.02349   0.01789  -0.0608   0.3046   1.0000
  11.500   1.4004   0.02478   0.01914  -0.0579   0.2879   1.0000
  11.750   1.3991   0.02626   0.02061  -0.0552   0.2704   1.0000
  12.000   1.3964   0.02799   0.02231  -0.0528   0.2527   1.0000
  12.250   1.3925   0.02995   0.02424  -0.0505   0.2356   1.0000
  12.500   1.3875   0.03215   0.02640  -0.0484   0.2190   1.0000
  12.750   1.3821   0.03455   0.02875  -0.0466   0.2033   1.0000
  13.000   1.3762   0.03712   0.03129  -0.0451   0.1885   1.0000
  13.250   1.3701   0.03988   0.03402  -0.0438   0.1745   1.0000
  13.500   1.3640   0.04279   0.03690  -0.0427   0.1615   1.0000
  13.750   1.3576   0.04587   0.03997  -0.0420   0.1494   1.0000
  14.000   1.3505   0.04916   0.04322  -0.0414   0.1386   1.0000
  14.250   1.3446   0.05249   0.04655  -0.0410   0.1279   1.0000
  14.500   1.3403   0.05579   0.04987  -0.0409   0.1178   1.0000
  14.750   1.3346   0.05934   0.05342  -0.0409   0.1090   1.0000
  15.000   1.3276   0.06314   0.05721  -0.0411   0.1011   1.0000
  15.250   1.3247   0.06662   0.06075  -0.0414   0.0930   1.0000
  15.500   1.3176   0.07064   0.06473  -0.0418   0.0864   1.0000
  15.750   1.3152   0.07423   0.06840  -0.0424   0.0797   1.0000
  16.000   1.3096   0.07823   0.07238  -0.0431   0.0742   1.0000
  16.250   1.3073   0.08197   0.07621  -0.0439   0.0687   1.0000
  16.500   1.3024   0.08598   0.08017  -0.0447   0.0640   1.0000
  16.750   1.3012   0.08972   0.08403  -0.0457   0.0595   1.0000
  17.000   1.2973   0.09370   0.08797  -0.0467   0.0557   1.0000
  17.250   1.2968   0.09737   0.09175  -0.0477   0.0520   1.0000
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