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EPPLER 1230 AIRFOIL (e1230-il) Xfoil prediction polar at RE=500,000 Ncrit=5


Details Polar file
Airfoil: EPPLER 1230 AIRFOIL (e1230-il)
Reynolds number: 500,000
Max Cl/Cd: 86.48 at α=9°
Description: Mach=0 Ncrit=5
Source: Xfoil prediction
Download polar: xf-e1230-il-500000-n5.txt
Download as CSV file: xf-e1230-il-500000-n5.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: EPPLER 1230 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
  ------ -------- --------- --------- -------- -------- --------
 -16.500  -0.6964   0.10050   0.09711  -0.0504   1.0000   0.0095
 -16.250  -0.7318   0.09013   0.08658  -0.0559   1.0000   0.0094
 -16.000  -0.7625   0.08081   0.07710  -0.0609   1.0000   0.0094
 -15.750  -0.7883   0.07256   0.06868  -0.0655   1.0000   0.0094
 -15.500  -0.8100   0.06545   0.06142  -0.0695   1.0000   0.0094
 -15.250  -0.8277   0.05946   0.05527  -0.0726   1.0000   0.0094
 -15.000  -0.8426   0.05442   0.05009  -0.0749   1.0000   0.0094
 -14.750  -0.8549   0.05015   0.04570  -0.0763   1.0000   0.0094
 -14.500  -0.8651   0.04649   0.04192  -0.0771   1.0000   0.0094
 -14.250  -0.8734   0.04333   0.03864  -0.0773   1.0000   0.0095
 -14.000  -0.8802   0.04057   0.03577  -0.0770   1.0000   0.0095
 -13.750  -0.8858   0.03811   0.03321  -0.0763   1.0000   0.0096
 -13.500  -0.8903   0.03591   0.03091  -0.0753   1.0000   0.0096
 -13.250  -0.8941   0.03392   0.02882  -0.0739   1.0000   0.0097
 -13.000  -0.8979   0.03214   0.02694  -0.0722   1.0000   0.0098
 -12.750  -0.9025   0.03060   0.02531  -0.0698   1.0000   0.0098
 -12.500  -0.9086   0.02934   0.02396  -0.0665   1.0000   0.0099
 -12.250  -0.8937   0.02799   0.02250  -0.0667   0.9977   0.0100
 -12.000  -0.8712   0.02677   0.02117  -0.0679   0.9948   0.0101
 -11.750  -0.8528   0.02541   0.01974  -0.0683   0.9908   0.0103
 -11.500  -0.8264   0.02419   0.01845  -0.0697   0.9875   0.0105
 -11.250  -0.8015   0.02318   0.01738  -0.0704   0.9832   0.0106
 -11.000  -0.7734   0.02225   0.01640  -0.0715   0.9792   0.0109
 -10.750  -0.7508   0.02145   0.01554  -0.0713   0.9730   0.0111
 -10.500  -0.7289   0.02069   0.01473  -0.0708   0.9655   0.0113
 -10.250  -0.7162   0.02005   0.01404  -0.0684   0.9503   0.0116
 -10.000  -0.6947   0.01934   0.01327  -0.0676   0.9363   0.0118
  -9.750  -0.6621   0.01856   0.01242  -0.0690   0.9238   0.0122
  -9.500  -0.6142   0.01770   0.01146  -0.0735   0.9120   0.0126
  -9.250  -0.5616   0.01670   0.01037  -0.0792   0.8912   0.0132
  -9.000  -0.5237   0.01610   0.00960  -0.0815   0.8543   0.0138
  -8.750  -0.4993   0.01576   0.00907  -0.0810   0.8184   0.0143
  -8.500  -0.4772   0.01548   0.00861  -0.0800   0.7892   0.0149
  -8.250  -0.4551   0.01521   0.00820  -0.0789   0.7639   0.0155
  -8.000  -0.4335   0.01488   0.00777  -0.0778   0.7412   0.0163
  -7.750  -0.4111   0.01462   0.00739  -0.0769   0.7205   0.0173
  -7.500  -0.3882   0.01438   0.00703  -0.0759   0.7017   0.0184
  -7.250  -0.3656   0.01409   0.00667  -0.0750   0.6843   0.0197
  -7.000  -0.3425   0.01385   0.00634  -0.0741   0.6679   0.0213
  -6.750  -0.3194   0.01361   0.00602  -0.0732   0.6525   0.0232
  -6.250  -0.2720   0.01315   0.00544  -0.0716   0.6239   0.0297
  -6.000  -0.2484   0.01292   0.00517  -0.0708   0.6112   0.0351
  -5.750  -0.2247   0.01270   0.00494  -0.0700   0.5979   0.0425
  -5.500  -0.2003   0.01250   0.00472  -0.0693   0.5855   0.0507
  -5.250  -0.1758   0.01234   0.00453  -0.0687   0.5742   0.0589
  -5.000  -0.1511   0.01218   0.00435  -0.0680   0.5623   0.0673
  -4.750  -0.1263   0.01203   0.00418  -0.0674   0.5513   0.0758
  -4.250  -0.0763   0.01175   0.00386  -0.0662   0.5307   0.0944
  -4.000  -0.0516   0.01162   0.00372  -0.0656   0.5205   0.1066
  -3.750  -0.0266   0.01145   0.00358  -0.0650   0.5108   0.1248
  -3.500  -0.0023   0.01129   0.00344  -0.0644   0.5014   0.1464
  -3.250   0.0228   0.01109   0.00331  -0.0638   0.4931   0.1716
  -3.000   0.0472   0.01091   0.00319  -0.0632   0.4847   0.2023
  -2.750   0.0716   0.01067   0.00306  -0.0626   0.4770   0.2439
  -2.500   0.0953   0.01041   0.00294  -0.0618   0.4683   0.2960
  -2.250   0.1186   0.01011   0.00282  -0.0611   0.4606   0.3613
  -2.000   0.1415   0.00978   0.00271  -0.0602   0.4527   0.4375
  -1.750   0.1645   0.00957   0.00270  -0.0592   0.4457   0.5093
  -1.500   0.1903   0.00950   0.00273  -0.0587   0.4393   0.5509
  -1.250   0.2165   0.00953   0.00277  -0.0583   0.4322   0.5771
  -1.000   0.2430   0.00960   0.00282  -0.0579   0.4255   0.5958
  -0.750   0.2703   0.00967   0.00286  -0.0576   0.4186   0.6098
  -0.500   0.2970   0.00978   0.00292  -0.0573   0.4115   0.6219
  -0.250   0.3241   0.00988   0.00299  -0.0570   0.4058   0.6323
   0.000   0.3514   0.01000   0.00308  -0.0568   0.4000   0.6448
   0.250   0.3783   0.01018   0.00316  -0.0564   0.3941   0.6572
   0.500   0.4050   0.01028   0.00324  -0.0561   0.3888   0.6648
   0.750   0.4324   0.01038   0.00328  -0.0560   0.3831   0.6709
   1.000   0.4594   0.01045   0.00332  -0.0558   0.3772   0.6746
   1.250   0.4863   0.01054   0.00336  -0.0555   0.3720   0.6775
   1.500   0.5139   0.01060   0.00341  -0.0555   0.3675   0.6801
   1.750   0.5411   0.01069   0.00346  -0.0553   0.3626   0.6829
   2.000   0.5680   0.01080   0.00352  -0.0552   0.3579   0.6853
   2.250   0.5950   0.01091   0.00358  -0.0550   0.3535   0.6876
   2.500   0.6222   0.01097   0.00364  -0.0549   0.3489   0.6900
   2.750   0.6490   0.01106   0.00372  -0.0547   0.3441   0.6923
   3.000   0.6754   0.01118   0.00382  -0.0545   0.3398   0.6944
   3.250   0.7020   0.01129   0.00391  -0.0543   0.3362   0.6968
   3.500   0.7291   0.01139   0.00401  -0.0542   0.3326   0.6994
   3.750   0.7557   0.01151   0.00411  -0.0540   0.3286   0.7017
   4.000   0.7818   0.01165   0.00423  -0.0538   0.3245   0.7038
   4.250   0.8073   0.01180   0.00436  -0.0534   0.3204   0.7059
   4.500   0.8340   0.01189   0.00448  -0.0532   0.3173   0.7084
   4.750   0.8603   0.01201   0.00462  -0.0530   0.3140   0.7112
   5.000   0.8862   0.01215   0.00476  -0.0528   0.3107   0.7139
   5.250   0.9116   0.01232   0.00492  -0.0524   0.3073   0.7163
   5.500   0.9364   0.01252   0.00509  -0.0520   0.3038   0.7187
   5.750   0.9624   0.01264   0.00525  -0.0518   0.3010   0.7211
   6.000   0.9880   0.01277   0.00541  -0.0515   0.2979   0.7239
   6.250   1.0131   0.01292   0.00560  -0.0511   0.2948   0.7274
   6.500   1.0377   0.01310   0.00579  -0.0507   0.2919   0.7309
   6.750   1.0617   0.01332   0.00599  -0.0502   0.2890   0.7342
   7.000   1.0854   0.01352   0.00621  -0.0496   0.2863   0.7373
   7.250   1.1098   0.01365   0.00641  -0.0492   0.2838   0.7410
   7.500   1.1333   0.01380   0.00662  -0.0485   0.2809   0.7454
   7.750   1.1561   0.01398   0.00685  -0.0478   0.2781   0.7507
   8.000   1.1785   0.01417   0.00709  -0.0470   0.2755   0.7577
   8.250   1.2003   0.01439   0.00737  -0.0462   0.2729   0.7670
   8.500   1.2213   0.01461   0.00769  -0.0452   0.2704   0.7870
   8.750   1.2405   0.01456   0.00800  -0.0435   0.2684   0.8780
   9.000   1.2782   0.01478   0.00834  -0.0460   0.2654   1.0000
   9.250   1.2991   0.01505   0.00864  -0.0451   0.2627   1.0000
   9.500   1.3194   0.01535   0.00896  -0.0441   0.2603   1.0000
   9.750   1.3389   0.01569   0.00930  -0.0430   0.2579   1.0000
  10.000   1.3574   0.01607   0.00969  -0.0417   0.2552   1.0000
  10.250   1.3778   0.01639   0.01005  -0.0408   0.2530   1.0000
  10.500   1.3982   0.01670   0.01042  -0.0400   0.2506   1.0000
  10.750   1.4177   0.01706   0.01082  -0.0390   0.2476   1.0000
  11.000   1.4359   0.01747   0.01126  -0.0379   0.2443   1.0000
  11.250   1.4523   0.01797   0.01176  -0.0366   0.2409   1.0000
  11.500   1.4692   0.01846   0.01229  -0.0354   0.2380   1.0000
  11.750   1.4880   0.01888   0.01278  -0.0345   0.2352   1.0000
  12.000   1.5053   0.01938   0.01334  -0.0335   0.2320   1.0000
  12.250   1.5209   0.01998   0.01397  -0.0323   0.2285   1.0000
  12.500   1.5340   0.02073   0.01473  -0.0310   0.2248   1.0000
  12.750   1.5497   0.02138   0.01544  -0.0300   0.2215   1.0000
  13.000   1.5652   0.02207   0.01619  -0.0291   0.2178   1.0000
  13.250   1.5783   0.02291   0.01709  -0.0280   0.2139   1.0000
  13.500   1.5884   0.02399   0.01818  -0.0268   0.2100   1.0000
  13.750   1.6015   0.02493   0.01919  -0.0260   0.2064   1.0000
  14.000   1.6135   0.02598   0.02031  -0.0252   0.2019   1.0000
  14.250   1.6215   0.02735   0.02172  -0.0242   0.1973   1.0000
  14.500   1.6289   0.02884   0.02325  -0.0234   0.1932   1.0000
  14.750   1.6383   0.03023   0.02471  -0.0227   0.1885   1.0000
  15.000   1.6424   0.03211   0.02664  -0.0220   0.1833   1.0000
  15.250   1.6453   0.03415   0.02873  -0.0214   0.1786   1.0000
  15.500   1.6490   0.03620   0.03084  -0.0209   0.1731   1.0000
  15.750   1.6453   0.03903   0.03370  -0.0205   0.1675   1.0000
  16.000   1.6450   0.04157   0.03631  -0.0202   0.1618   1.0000
  16.250   1.6374   0.04495   0.03973  -0.0200   0.1554   1.0000
  16.500   1.6305   0.04835   0.04320  -0.0199   0.1496   1.0000
  16.750   1.6189   0.05233   0.04722  -0.0200   0.1432   1.0000
  17.000   1.6056   0.05663   0.05158  -0.0203   0.1376   1.0000
  17.250   1.5906   0.06121   0.05621  -0.0207   0.1313   1.0000
  17.500   1.5729   0.06620   0.06126  -0.0213   0.1261   1.0000
  17.750   1.5558   0.07125   0.06637  -0.0221   0.1206   1.0000
  18.000   1.5340   0.07698   0.07216  -0.0231   0.1159   1.0000
  18.250   1.5182   0.08202   0.07727  -0.0241   0.1111   1.0000
  18.500   1.4979   0.08775   0.08305  -0.0253   0.1065   1.0000
  18.750   1.4806   0.09315   0.08852  -0.0266   0.1025   1.0000
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