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EPPLER 1230 AIRFOIL (e1230-il) Xfoil prediction polar at RE=1,000,000 Ncrit=9


Details Polar file
Airfoil: EPPLER 1230 AIRFOIL (e1230-il)
Reynolds number: 1,000,000
Max Cl/Cd: 111.18 at α=9.5°
Description: Mach=0 Ncrit=9
Source: Xfoil prediction
Download polar: xf-e1230-il-1000000.txt
Download as CSV file: xf-e1230-il-1000000.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 =     1.000 e 6     Ncrit =   9.000
  
   alpha    CL        CD       CDp       CM     Top_Xtr  Bot_Xtr
  ------ -------- --------- --------- -------- -------- --------
 -17.250  -0.5804   0.13644   0.13434  -0.0322   1.0000   0.0102
 -17.000  -0.6934   0.10809   0.10562  -0.0467   1.0000   0.0099
 -16.750  -0.7410   0.09519   0.09253  -0.0537   1.0000   0.0098
 -16.500  -0.7762   0.08498   0.08216  -0.0593   1.0000   0.0097
 -16.250  -0.8054   0.07614   0.07317  -0.0642   1.0000   0.0097
 -16.000  -0.8290   0.06856   0.06544  -0.0685   1.0000   0.0096
 -15.750  -0.8494   0.06204   0.05877  -0.0720   1.0000   0.0096
 -15.500  -0.8665   0.05654   0.05314  -0.0747   1.0000   0.0096
 -15.250  -0.8809   0.05188   0.04835  -0.0765   1.0000   0.0096
 -15.000  -0.8931   0.04786   0.04422  -0.0776   1.0000   0.0096
 -14.750  -0.9032   0.04440   0.04065  -0.0780   1.0000   0.0096
 -14.500  -0.9119   0.04134   0.03748  -0.0780   1.0000   0.0097
 -14.250  -0.9191   0.03864   0.03468  -0.0775   1.0000   0.0097
 -14.000  -0.9246   0.03627   0.03221  -0.0766   1.0000   0.0097
 -13.750  -0.9293   0.03410   0.02996  -0.0754   1.0000   0.0097
 -13.500  -0.9334   0.03215   0.02791  -0.0740   1.0000   0.0098
 -13.250  -0.9377   0.03041   0.02609  -0.0720   1.0000   0.0098
 -13.000  -0.9431   0.02893   0.02452  -0.0694   1.0000   0.0099
 -12.750  -0.9508   0.02774   0.02326  -0.0656   1.0000   0.0099
 -12.500  -0.9634   0.02686   0.02231  -0.0603   1.0000   0.0099
 -12.250  -0.9448   0.02579   0.02114  -0.0604   0.9980   0.0100
 -12.000  -0.9156   0.02471   0.01997  -0.0622   0.9958   0.0100
 -11.750  -0.8891   0.02313   0.01828  -0.0639   0.9937   0.0102
 -11.500  -0.8663   0.02144   0.01649  -0.0648   0.9900   0.0105
 -11.250  -0.8349   0.02042   0.01542  -0.0667   0.9879   0.0107
 -11.000  -0.8002   0.01963   0.01460  -0.0689   0.9866   0.0110
 -10.750  -0.7728   0.01892   0.01385  -0.0694   0.9824   0.0113
 -10.500  -0.7390   0.01818   0.01307  -0.0711   0.9799   0.0116
 -10.250  -0.7028   0.01744   0.01228  -0.0734   0.9782   0.0119
 -10.000  -0.6785   0.01679   0.01159  -0.0730   0.9719   0.0121
  -9.750  -0.6433   0.01614   0.01090  -0.0749   0.9689   0.0124
  -9.500  -0.6229   0.01564   0.01035  -0.0735   0.9583   0.0126
  -9.250  -0.6098   0.01492   0.00958  -0.0707   0.9399   0.0129
  -9.000  -0.5711   0.01400   0.00863  -0.0733   0.9289   0.0135
  -8.750  -0.5170   0.01328   0.00784  -0.0790   0.9125   0.0142
  -8.500  -0.4793   0.01285   0.00723  -0.0811   0.8710   0.0148
  -8.000  -0.4348   0.01239   0.00641  -0.0789   0.7987   0.0159
  -7.500  -0.3901   0.01192   0.00572  -0.0767   0.7489   0.0177
  -7.250  -0.3663   0.01175   0.00544  -0.0759   0.7282   0.0187
  -7.000  -0.3437   0.01146   0.00508  -0.0748   0.7092   0.0204
  -6.750  -0.3196   0.01130   0.00482  -0.0740   0.6910   0.0220
  -6.500  -0.2963   0.01106   0.00453  -0.0731   0.6738   0.0248
  -6.250  -0.2723   0.01083   0.00427  -0.0723   0.6582   0.0292
  -6.000  -0.2485   0.01058   0.00402  -0.0715   0.6434   0.0371
  -5.750  -0.2244   0.01037   0.00381  -0.0708   0.6292   0.0476
  -5.500  -0.1999   0.01022   0.00364  -0.0701   0.6153   0.0573
  -5.250  -0.1746   0.01007   0.00349  -0.0695   0.6022   0.0658
  -5.000  -0.1492   0.00994   0.00334  -0.0689   0.5897   0.0740
  -4.750  -0.1241   0.00984   0.00321  -0.0683   0.5769   0.0827
  -4.500  -0.0983   0.00971   0.00308  -0.0679   0.5655   0.0925
  -4.250  -0.0728   0.00960   0.00296  -0.0674   0.5549   0.1039
  -4.000  -0.0472   0.00947   0.00284  -0.0668   0.5441   0.1177
  -3.750  -0.0218   0.00933   0.00272  -0.0663   0.5340   0.1350
  -3.500   0.0032   0.00919   0.00261  -0.0657   0.5232   0.1577
  -3.250   0.0279   0.00896   0.00250  -0.0651   0.5139   0.1960
  -3.000   0.0511   0.00866   0.00237  -0.0643   0.5043   0.2543
  -2.750   0.0743   0.00830   0.00224  -0.0635   0.4962   0.3282
  -2.500   0.0967   0.00790   0.00211  -0.0625   0.4875   0.4164
  -2.250   0.1196   0.00758   0.00204  -0.0616   0.4794   0.5042
  -2.000   0.1452   0.00748   0.00205  -0.0610   0.4708   0.5528
  -1.750   0.1715   0.00749   0.00207  -0.0606   0.4622   0.5806
  -1.500   0.1990   0.00752   0.00209  -0.0604   0.4542   0.5982
  -1.250   0.2261   0.00761   0.00213  -0.0601   0.4458   0.6115
  -1.000   0.2542   0.00766   0.00216  -0.0600   0.4395   0.6223
  -0.750   0.2818   0.00775   0.00221  -0.0598   0.4320   0.6307
  -0.500   0.3096   0.00786   0.00227  -0.0597   0.4250   0.6389
  -0.250   0.3376   0.00795   0.00232  -0.0596   0.4182   0.6449
   0.000   0.3649   0.00809   0.00239  -0.0594   0.4106   0.6510
   0.250   0.3931   0.00821   0.00245  -0.0593   0.4050   0.6570
   0.500   0.4206   0.00829   0.00252  -0.0592   0.3989   0.6633
   0.750   0.4476   0.00845   0.00261  -0.0589   0.3922   0.6703
   1.000   0.4753   0.00848   0.00264  -0.0588   0.3874   0.6760
   1.250   0.5028   0.00855   0.00269  -0.0587   0.3817   0.6809
   1.500   0.5299   0.00867   0.00276  -0.0585   0.3753   0.6850
   1.750   0.5576   0.00874   0.00280  -0.0584   0.3704   0.6881
   2.000   0.5855   0.00876   0.00282  -0.0584   0.3658   0.6911
   2.250   0.6128   0.00884   0.00287  -0.0583   0.3607   0.6936
   2.500   0.6396   0.00896   0.00295  -0.0581   0.3550   0.6961
   2.750   0.6677   0.00901   0.00301  -0.0581   0.3516   0.6984
   3.000   0.6953   0.00910   0.00307  -0.0581   0.3470   0.7006
   3.250   0.7222   0.00922   0.00315  -0.0580   0.3420   0.7027
   3.500   0.7488   0.00933   0.00323  -0.0578   0.3372   0.7055
   3.750   0.7766   0.00937   0.00331  -0.0578   0.3342   0.7080
   4.000   0.8038   0.00946   0.00339  -0.0577   0.3305   0.7103
   4.250   0.8305   0.00958   0.00349  -0.0576   0.3265   0.7127
   4.500   0.8564   0.00975   0.00362  -0.0573   0.3215   0.7153
   4.750   0.8837   0.00984   0.00372  -0.0572   0.3186   0.7176
   5.000   0.9109   0.00994   0.00382  -0.0572   0.3155   0.7196
   5.250   0.9375   0.01003   0.00392  -0.0570   0.3122   0.7222
   5.500   0.9634   0.01016   0.00406  -0.0568   0.3087   0.7250
   5.750   0.9885   0.01035   0.00422  -0.0564   0.3045   0.7278
   6.000   1.0151   0.01045   0.00435  -0.0562   0.3020   0.7306
   6.250   1.0419   0.01055   0.00447  -0.0562   0.2994   0.7331
   6.500   1.0681   0.01068   0.00461  -0.0560   0.2964   0.7354
   6.750   1.0935   0.01082   0.00476  -0.0557   0.2933   0.7383
   7.000   1.1180   0.01099   0.00494  -0.0552   0.2899   0.7416
   7.250   1.1420   0.01120   0.00515  -0.0547   0.2865   0.7453
   7.500   1.1681   0.01129   0.00530  -0.0545   0.2848   0.7491
   7.750   1.1937   0.01140   0.00545  -0.0543   0.2825   0.7533
   8.000   1.2180   0.01152   0.00562  -0.0538   0.2798   0.7588
   8.250   1.2412   0.01167   0.00581  -0.0531   0.2769   0.7655
   8.500   1.2631   0.01185   0.00604  -0.0522   0.2739   0.7787
   8.750   1.2832   0.01201   0.00635  -0.0510   0.2704   0.8203
   9.000   1.3222   0.01195   0.00666  -0.0536   0.2687   1.0000
   9.250   1.3452   0.01211   0.00684  -0.0529   0.2665   1.0000
   9.500   1.3675   0.01230   0.00705  -0.0521   0.2640   1.0000
   9.750   1.3889   0.01253   0.00729  -0.0512   0.2612   1.0000
  10.000   1.4087   0.01283   0.00758  -0.0500   0.2576   1.0000
  10.250   1.4279   0.01317   0.00791  -0.0488   0.2541   1.0000
  10.500   1.4512   0.01334   0.00813  -0.0483   0.2521   1.0000
  10.750   1.4734   0.01355   0.00837  -0.0476   0.2496   1.0000
  11.000   1.4942   0.01382   0.00866  -0.0467   0.2467   1.0000
  11.250   1.5135   0.01415   0.00900  -0.0456   0.2434   1.0000
  11.500   1.5296   0.01463   0.00946  -0.0441   0.2390   1.0000
  11.750   1.5519   0.01485   0.00974  -0.0435   0.2369   1.0000
  12.000   1.5730   0.01513   0.01006  -0.0428   0.2342   1.0000
  12.250   1.5920   0.01549   0.01045  -0.0418   0.2309   1.0000
  12.500   1.6088   0.01596   0.01092  -0.0406   0.2272   1.0000
  12.750   1.6240   0.01652   0.01149  -0.0392   0.2233   1.0000
  13.000   1.6444   0.01685   0.01188  -0.0385   0.2206   1.0000
  13.250   1.6622   0.01731   0.01238  -0.0375   0.2172   1.0000
  13.500   1.6773   0.01792   0.01301  -0.0363   0.2132   1.0000
  13.750   1.6893   0.01872   0.01381  -0.0349   0.2088   1.0000
  14.000   1.7075   0.01921   0.01437  -0.0341   0.2057   1.0000
  14.250   1.7221   0.01993   0.01511  -0.0331   0.2012   1.0000
  14.500   1.7320   0.02096   0.01614  -0.0317   0.1961   1.0000
  14.750   1.7455   0.02181   0.01704  -0.0308   0.1919   1.0000
  15.000   1.7569   0.02283   0.01809  -0.0298   0.1866   1.0000
  15.250   1.7620   0.02435   0.01961  -0.0285   0.1806   1.0000
  15.500   1.7731   0.02549   0.02080  -0.0277   0.1756   1.0000
  15.750   1.7766   0.02726   0.02259  -0.0266   0.1692   1.0000
  16.000   1.7811   0.02904   0.02440  -0.0258   0.1634   1.0000
  16.250   1.7812   0.03126   0.02663  -0.0249   0.1565   1.0000
  16.500   1.7800   0.03368   0.02908  -0.0241   0.1501   1.0000
  16.750   1.7731   0.03672   0.03214  -0.0234   0.1427   1.0000
  17.000   1.7667   0.03981   0.03528  -0.0229   0.1361   1.0000
  17.250   1.7519   0.04385   0.03934  -0.0225   0.1292   1.0000
  17.500   1.7409   0.04762   0.04316  -0.0223   0.1231   1.0000
  17.750   1.7212   0.05244   0.04802  -0.0223   0.1174   1.0000
  18.000   1.7063   0.05683   0.05248  -0.0225   0.1124   1.0000
  18.250   1.6857   0.06202   0.05772  -0.0229   0.1077   1.0000
  18.500   1.6643   0.06738   0.06315  -0.0235   0.1036   1.0000
  18.750   1.6462   0.07246   0.06830  -0.0241   0.0995   1.0000
  19.000   1.6224   0.07833   0.07423  -0.0251   0.0957   1.0000
  19.250   1.6021   0.08385   0.07982  -0.0261   0.0922   1.0000
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