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EPPLER 551 AIRFOIL (e551-il) Xfoil prediction polar at RE=100,000 Ncrit=9


Details Polar file
Airfoil: EPPLER 551 AIRFOIL (e551-il)
Reynolds number: 100,000
Max Cl/Cd: 43.08 at α=10.75°
Description: Mach=0 Ncrit=9
Source: Xfoil prediction
Download polar: xf-e551-il-100000.txt
Download as CSV file: xf-e551-il-100000.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: EPPLER 551 AIRFOIL                              
  
 1 1 Reynolds number fixed          Mach number fixed         
  
 xtrf =   1.000 (top)        1.000 (bottom)  
 Mach =   0.000     Re =     0.100 e 6     Ncrit =   9.000
  
   alpha    CL        CD       CDp       CM     Top_Xtr  Bot_Xtr
  ------ -------- --------- --------- -------- -------- --------
 -13.000  -0.4412   0.10234   0.09732  -0.0677   1.0000   0.0569
 -12.750  -0.4401   0.09835   0.09338  -0.0680   1.0000   0.0556
 -12.500  -0.4740   0.08879   0.08380  -0.0729   1.0000   0.0530
 -12.250  -0.5694   0.07562   0.07030  -0.0817   1.0000   0.0499
 -12.000  -0.6269   0.07177   0.06621  -0.0831   1.0000   0.0491
 -11.750  -0.6219   0.06789   0.06234  -0.0822   1.0000   0.0483
 -11.500  -0.6390   0.06488   0.05931  -0.0808   1.0000   0.0478
 -11.250  -0.6619   0.06270   0.05711  -0.0782   1.0000   0.0475
 -11.000  -0.6920   0.06155   0.05597  -0.0736   1.0000   0.0473
 -10.750  -0.7253   0.06118   0.05563  -0.0679   1.0000   0.0472
 -10.500  -0.7586   0.06086   0.05532  -0.0620   1.0000   0.0471
 -10.250  -0.7820   0.05968   0.05408  -0.0577   1.0000   0.0467
 -10.000  -0.7979   0.05727   0.05148  -0.0552   0.9985   0.0463
  -9.750  -0.7837   0.05245   0.04615  -0.0585   0.9903   0.0452
  -9.500  -0.7633   0.04811   0.04128  -0.0614   0.9826   0.0445
  -9.250  -0.7404   0.04476   0.03752  -0.0631   0.9743   0.0448
  -9.000  -0.7111   0.04215   0.03452  -0.0654   0.9674   0.0472
  -8.750  -0.6831   0.03999   0.03183  -0.0670   0.9592   0.0490
  -8.500  -0.6403   0.03725   0.02921  -0.0699   0.9560   0.0524
  -8.250  -0.6120   0.03563   0.02749  -0.0700   0.9475   0.0554
  -8.000  -0.5724   0.03377   0.02571  -0.0723   0.9429   0.0625
  -7.750  -0.5462   0.03238   0.02439  -0.0724   0.9347   0.0705
  -7.500  -0.5156   0.03085   0.02302  -0.0737   0.9281   0.0844
  -7.250  -0.4992   0.02944   0.02176  -0.0730   0.9184   0.1047
  -7.000  -0.4812   0.02696   0.01970  -0.0742   0.9107   0.1492
  -6.750  -0.4883   0.02366   0.01759  -0.0729   0.8985   0.2826
  -6.500  -0.4439   0.02597   0.02036  -0.0736   0.8934   0.4638
  -6.250  -0.4209   0.02804   0.02239  -0.0704   0.8832   0.4875
  -6.000  -0.3735   0.03013   0.02435  -0.0709   0.8789   0.5118
  -5.750  -0.3176   0.03269   0.02683  -0.0712   0.8765   0.5296
  -5.500  -0.3002   0.03386   0.02792  -0.0679   0.8660   0.5421
  -5.250  -0.2431   0.03638   0.03037  -0.0670   0.8633   0.5533
  -5.000  -0.1895   0.03751   0.03134  -0.0679   0.8605   0.5673
  -4.750  -0.1858   0.03709   0.03081  -0.0654   0.8491   0.5799
  -4.500  -0.1333   0.03796   0.03155  -0.0660   0.8458   0.5891
  -4.250  -0.1181   0.03727   0.03074  -0.0654   0.8378   0.5983
  -4.000  -0.0904   0.03721   0.03056  -0.0648   0.8305   0.6047
  -3.750  -0.0641   0.03569   0.02885  -0.0674   0.8255   0.6136
  -3.500  -0.0570   0.03590   0.02904  -0.0637   0.8147   0.6174
  -3.250  -0.0239   0.03516   0.02814  -0.0653   0.8102   0.6232
  -3.000  -0.0289   0.03424   0.02711  -0.0638   0.7990   0.6296
  -2.750   0.0069   0.03387   0.02665  -0.0645   0.7946   0.6327
  -2.500   0.0217   0.03370   0.02643  -0.0630   0.7867   0.6363
  -2.250   0.0426   0.03313   0.02575  -0.0635   0.7798   0.6408
  -2.000   0.0783   0.03192   0.02433  -0.0674   0.7760   0.6459
  -1.750   0.0796   0.03228   0.02470  -0.0637   0.7657   0.6483
  -1.500   0.1134   0.03180   0.02413  -0.0649   0.7615   0.6512
  -1.250   0.1524   0.03117   0.02338  -0.0672   0.7585   0.6545
  -1.000   0.1491   0.03162   0.02383  -0.0642   0.7474   0.6584
  -0.750   0.1892   0.03083   0.02286  -0.0679   0.7440   0.6627
  -0.500   0.1951   0.03130   0.02336  -0.0652   0.7353   0.6647
  -0.250   0.2204   0.03121   0.02324  -0.0652   0.7298   0.6676
   0.000   0.2579   0.03080   0.02276  -0.0670   0.7269   0.6715
   0.250   0.2571   0.03168   0.02364  -0.0644   0.7172   0.6753
   0.500   0.2919   0.03135   0.02320  -0.0667   0.7128   0.6793
   0.750   0.3303   0.03089   0.02271  -0.0683   0.7101   0.6821
   1.000   0.3179   0.03241   0.02430  -0.0638   0.6996   0.6850
   1.250   0.3514   0.03221   0.02408  -0.0649   0.6957   0.6893
   1.500   0.3961   0.03165   0.02344  -0.0679   0.6934   0.6944
   1.750   0.3766   0.03367   0.02551  -0.0631   0.6819   0.6976
   2.000   0.4121   0.03338   0.02523  -0.0642   0.6787   0.7012
   2.250   0.4565   0.03279   0.02464  -0.0665   0.6767   0.7057
   2.500   0.4242   0.03553   0.02741  -0.0605   0.6640   0.7097
   2.750   0.4699   0.03496   0.02684  -0.0631   0.6616   0.7150
   3.000   0.5156   0.03427   0.02618  -0.0651   0.6599   0.7202
   3.250   0.4714   0.03764   0.02961  -0.0579   0.6460   0.7242
   3.500   0.5238   0.03678   0.02876  -0.0611   0.6444   0.7303
   3.750   0.5759   0.03580   0.02784  -0.0638   0.6430   0.7358
   4.000   0.5263   0.03976   0.03185  -0.0564   0.6284   0.7403
   4.250   0.4996   0.04330   0.03539  -0.0528   0.6159   0.7460
   4.500   0.5374   0.04271   0.03490  -0.0533   0.6128   0.7525
   4.750   0.5247   0.04540   0.03762  -0.0508   0.6021   0.7592
   5.000   0.5563   0.04527   0.03758  -0.0511   0.5974   0.7669
   5.250   0.6044   0.04411   0.03649  -0.0525   0.5953   0.7762
   5.500   0.6562   0.04252   0.03502  -0.0539   0.5940   0.7856
   5.750   0.6256   0.04649   0.03902  -0.0503   0.5795   0.7943
   6.000   0.6093   0.04945   0.04206  -0.0476   0.5672   0.8031
   6.250   0.6509   0.04846   0.04118  -0.0481   0.5638   0.8170
   6.500   0.6420   0.05103   0.04383  -0.0460   0.5520   0.8300
   6.750   0.6795   0.05002   0.04298  -0.0459   0.5480   0.8482
   7.000   0.7263   0.04809   0.04123  -0.0459   0.5461   0.8729
   7.250   0.7753   0.04581   0.03919  -0.0459   0.5444   0.9149
   7.500   0.8613   0.04192   0.03547  -0.0509   0.5446   1.0000
   7.750   0.8494   0.04556   0.03911  -0.0504   0.5295   1.0000
   8.000   0.9317   0.04154   0.03516  -0.0541   0.5295   1.0000
   8.250   1.0371   0.03678   0.03049  -0.0610   0.5290   1.0000
   8.500   1.0006   0.04030   0.03401  -0.0552   0.5145   1.0000
   8.750   1.1303   0.03435   0.02818  -0.0647   0.5131   1.0000
   9.000   1.0899   0.03736   0.03123  -0.0572   0.4998   1.0000
   9.250   1.0859   0.03883   0.03275  -0.0541   0.4882   1.0000
   9.500   1.2237   0.03230   0.02631  -0.0643   0.4821   1.0000
   9.750   1.2164   0.03320   0.02729  -0.0596   0.4703   1.0000
  10.000   1.2507   0.03217   0.02632  -0.0596   0.4582   1.0000
  10.250   1.2853   0.03109   0.02525  -0.0596   0.4447   1.0000
  10.500   1.3063   0.03058   0.02476  -0.0580   0.4301   1.0000
  10.750   1.3164   0.03056   0.02476  -0.0552   0.4149   1.0000
  11.000   1.3193   0.03096   0.02519  -0.0519   0.3990   1.0000
  11.250   1.3181   0.03171   0.02596  -0.0485   0.3822   1.0000
  11.500   1.3154   0.03273   0.02700  -0.0453   0.3642   1.0000
  11.750   1.3139   0.03388   0.02812  -0.0425   0.3451   1.0000
  12.000   1.3157   0.03500   0.02913  -0.0402   0.3250   1.0000
  12.250   1.3128   0.03666   0.03070  -0.0378   0.3050   1.0000
  12.500   1.3069   0.03872   0.03271  -0.0356   0.2854   1.0000
  12.750   1.3029   0.04082   0.03470  -0.0337   0.2662   1.0000
  13.000   1.3004   0.04293   0.03666  -0.0320   0.2476   1.0000
  13.250   1.2972   0.04525   0.03884  -0.0306   0.2299   1.0000
  13.500   1.2918   0.04788   0.04142  -0.0293   0.2134   1.0000
  13.750   1.2874   0.05056   0.04404  -0.0283   0.1979   1.0000
  14.000   1.2840   0.05327   0.04667  -0.0274   0.1833   1.0000
  14.250   1.2816   0.05599   0.04932  -0.0267   0.1694   1.0000
  14.500   1.2809   0.05864   0.05186  -0.0261   0.1562   1.0000
  14.750   1.2752   0.06195   0.05527  -0.0258   0.1450   1.0000
  15.000   1.2731   0.06500   0.05833  -0.0255   0.1339   1.0000
  15.250   1.2737   0.06782   0.06112  -0.0252   0.1238   1.0000
  15.500   1.2782   0.07025   0.06341  -0.0250   0.1138   1.0000
  15.750   1.2731   0.07389   0.06722  -0.0252   0.1061   1.0000
  16.000   1.2758   0.07673   0.07005  -0.0252   0.0984   1.0000
  16.250   1.2778   0.07957   0.07286  -0.0253   0.0913   1.0000
  16.500   1.2769   0.08304   0.07649  -0.0256   0.0854   1.0000
  16.750   1.2823   0.08556   0.07893  -0.0258   0.0793   1.0000
  17.000   1.2802   0.08935   0.08291  -0.0263   0.0748   1.0000
  17.250   1.2782   0.09297   0.08665  -0.0271   0.0706   1.0000
  17.500   1.2854   0.09555   0.08920  -0.0272   0.0659   1.0000
  17.750   1.2748   0.10054   0.09447  -0.0287   0.0633   1.0000
  18.000   1.2736   0.10415   0.09816  -0.0298   0.0600   1.0000
  18.250   1.2784   0.10717   0.10118  -0.0303   0.0566   1.0000
  18.500   1.2617   0.11329   0.10762  -0.0328   0.0553   1.0000
  18.750   1.2469   0.11933   0.11393  -0.0355   0.0540   1.0000
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