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EPPLER 664 AIRFOIL (e664-il) Xfoil prediction polar at RE=500,000 Ncrit=5


Details Polar file
Airfoil: EPPLER 664 AIRFOIL (e664-il)
Reynolds number: 500,000
Max Cl/Cd: 90.87 at α=5°
Description: Mach=0 Ncrit=5
Source: Xfoil prediction
Download polar: xf-e664-il-500000-n5.txt
Download as CSV file: xf-e664-il-500000-n5.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: EPPLER 664 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
  ------ -------- --------- --------- -------- -------- --------
 -14.250  -0.4670   0.06651   0.06341  -0.1169   0.9046   0.0085
 -14.000  -0.5003   0.05512   0.05156  -0.1267   0.8784   0.0085
 -13.750  -0.5246   0.04937   0.04549  -0.1290   0.8595   0.0085
 -13.500  -0.5432   0.04529   0.04114  -0.1293   0.8462   0.0085
 -13.250  -0.5612   0.04169   0.03728  -0.1285   0.8355   0.0085
 -13.000  -0.5713   0.03903   0.03439  -0.1271   0.8273   0.0085
 -12.750  -0.5793   0.03664   0.03177  -0.1254   0.8199   0.0085
 -12.500  -0.5856   0.03443   0.02932  -0.1234   0.8137   0.0086
 -12.250  -0.5882   0.03246   0.02713  -0.1213   0.8080   0.0087
 -12.000  -0.5873   0.03077   0.02522  -0.1193   0.8028   0.0088
 -11.750  -0.5836   0.02928   0.02351  -0.1173   0.7983   0.0089
 -11.500  -0.5771   0.02792   0.02196  -0.1155   0.7941   0.0090
 -11.250  -0.5676   0.02675   0.02065  -0.1139   0.7900   0.0090
 -11.000  -0.5572   0.02566   0.01937  -0.1122   0.7862   0.0091
 -10.750  -0.5446   0.02465   0.01820  -0.1108   0.7831   0.0092
 -10.500  -0.5306   0.02378   0.01718  -0.1094   0.7803   0.0094
 -10.250  -0.5150   0.02294   0.01622  -0.1082   0.7775   0.0094
 -10.000  -0.4997   0.02175   0.01494  -0.1070   0.7748   0.0097
  -9.750  -0.4831   0.02094   0.01405  -0.1059   0.7722   0.0098
  -9.500  -0.4659   0.02021   0.01324  -0.1048   0.7698   0.0099
  -9.250  -0.4484   0.01953   0.01250  -0.1037   0.7676   0.0101
  -9.000  -0.4300   0.01895   0.01184  -0.1027   0.7655   0.0103
  -8.750  -0.4114   0.01838   0.01123  -0.1017   0.7633   0.0105
  -8.500  -0.3932   0.01778   0.01059  -0.1006   0.7609   0.0106
  -8.250  -0.3748   0.01723   0.00999  -0.0995   0.7586   0.0109
  -8.000  -0.3554   0.01679   0.00950  -0.0985   0.7565   0.0113
  -7.750  -0.3362   0.01635   0.00900  -0.0974   0.7546   0.0117
  -7.500  -0.3171   0.01592   0.00851  -0.0963   0.7528   0.0120
  -7.250  -0.2980   0.01554   0.00806  -0.0952   0.7511   0.0122
  -7.000  -0.2817   0.01502   0.00751  -0.0936   0.7494   0.0127
  -6.750  -0.2643   0.01464   0.00711  -0.0921   0.7478   0.0129
  -6.500  -0.2464   0.01430   0.00676  -0.0907   0.7460   0.0135
  -6.250  -0.2266   0.01399   0.00642  -0.0895   0.7440   0.0140
  -6.000  -0.2056   0.01371   0.00611  -0.0886   0.7421   0.0145
  -5.750  -0.1840   0.01344   0.00580  -0.0878   0.7404   0.0151
  -5.500  -0.1623   0.01318   0.00551  -0.0870   0.7388   0.0160
  -5.250  -0.1403   0.01292   0.00523  -0.0862   0.7373   0.0172
  -5.000  -0.1180   0.01268   0.00497  -0.0855   0.7359   0.0202
  -4.750  -0.0960   0.01240   0.00473  -0.0848   0.7343   0.0283
  -4.500  -0.0746   0.01209   0.00451  -0.0840   0.7327   0.0483
  -4.250  -0.0527   0.01181   0.00433  -0.0833   0.7311   0.0685
  -4.000  -0.0305   0.01154   0.00416  -0.0826   0.7296   0.0935
  -3.750  -0.0088   0.01122   0.00400  -0.0819   0.7278   0.1301
  -3.500   0.0115   0.01079   0.00381  -0.0810   0.7260   0.1885
  -3.250   0.0312   0.01030   0.00361  -0.0801   0.7242   0.2644
  -3.000   0.0500   0.00967   0.00337  -0.0792   0.7224   0.3690
  -2.750   0.0658   0.00856   0.00294  -0.0781   0.7205   0.5473
  -2.500   0.0872   0.00829   0.00328  -0.0768   0.7189   0.7005
  -2.000   0.1446   0.00859   0.00353  -0.0773   0.7154   0.7413
  -1.750   0.1728   0.00876   0.00368  -0.0774   0.7135   0.7499
  -1.500   0.2009   0.00902   0.00393  -0.0773   0.7115   0.7599
  -1.250   0.2292   0.00933   0.00420  -0.0773   0.7096   0.7711
  -1.000   0.2558   0.00970   0.00461  -0.0766   0.7077   0.7758
  -0.750   0.2838   0.00986   0.00474  -0.0766   0.7059   0.7793
  -0.500   0.3127   0.00985   0.00469  -0.0771   0.7041   0.7812
  -0.250   0.3422   0.00983   0.00461  -0.0778   0.7023   0.7828
   0.000   0.3712   0.00980   0.00454  -0.0784   0.7001   0.7844
   0.250   0.3994   0.00973   0.00445  -0.0788   0.6968   0.7857
   0.500   0.4274   0.00969   0.00440  -0.0791   0.6934   0.7867
   0.750   0.4553   0.00967   0.00438  -0.0793   0.6904   0.7874
   1.000   0.4838   0.00967   0.00434  -0.0797   0.6878   0.7881
   1.250   0.5124   0.00967   0.00432  -0.0801   0.6851   0.7887
   1.500   0.5394   0.00966   0.00434  -0.0801   0.6814   0.7893
   1.750   0.5668   0.00964   0.00435  -0.0803   0.6776   0.7900
   2.000   0.5945   0.00963   0.00434  -0.0805   0.6739   0.7908
   2.250   0.6227   0.00964   0.00432  -0.0808   0.6705   0.7916
   2.500   0.6496   0.00964   0.00436  -0.0809   0.6661   0.7926
   2.750   0.6765   0.00963   0.00437  -0.0809   0.6609   0.7934
   3.000   0.7039   0.00962   0.00435  -0.0811   0.6559   0.7943
   3.250   0.7307   0.00962   0.00438  -0.0812   0.6501   0.7951
   3.500   0.7572   0.00961   0.00439  -0.0812   0.6433   0.7960
   3.750   0.7837   0.00962   0.00440  -0.0812   0.6364   0.7970
   4.000   0.8094   0.00962   0.00442  -0.0810   0.6271   0.7979
   4.250   0.8347   0.00964   0.00444  -0.0808   0.6159   0.7989
   4.500   0.8591   0.00969   0.00447  -0.0804   0.6028   0.8001
   4.750   0.8820   0.00978   0.00451  -0.0797   0.5859   0.8012
   5.000   0.9023   0.00993   0.00458  -0.0784   0.5657   0.8021
   5.250   0.9203   0.01013   0.00471  -0.0768   0.5444   0.8028
   5.500   0.9360   0.01040   0.00489  -0.0746   0.5216   0.8035
   5.750   0.9486   0.01071   0.00512  -0.0719   0.4976   0.8043
   6.000   0.9579   0.01104   0.00537  -0.0686   0.4738   0.8053
   6.250   0.9662   0.01145   0.00570  -0.0652   0.4486   0.8062
   6.750   0.9840   0.01249   0.00656  -0.0590   0.4015   0.8084
   7.000   0.9935   0.01305   0.00705  -0.0562   0.3797   0.8097
   7.250   1.0021   0.01367   0.00759  -0.0533   0.3578   0.8110
   7.500   1.0119   0.01430   0.00816  -0.0509   0.3368   0.8121
   7.750   1.0197   0.01506   0.00882  -0.0482   0.3142   0.8133
   8.000   1.0278   0.01587   0.00954  -0.0457   0.2906   0.8144
   8.250   1.0335   0.01684   0.01038  -0.0431   0.2635   0.8154
   8.500   1.0403   0.01784   0.01125  -0.0407   0.2376   0.8164
   8.750   1.0486   0.01881   0.01212  -0.0386   0.2140   0.8173
   9.000   1.0594   0.01967   0.01292  -0.0369   0.1969   0.8181
   9.250   1.0668   0.02073   0.01388  -0.0349   0.1744   0.8189
   9.500   1.0764   0.02171   0.01479  -0.0332   0.1556   0.8198
   9.750   1.0861   0.02271   0.01573  -0.0315   0.1384   0.8207
  10.000   1.0972   0.02366   0.01664  -0.0301   0.1247   0.8217
  10.250   1.1062   0.02476   0.01768  -0.0285   0.1086   0.8226
  10.500   1.1163   0.02583   0.01870  -0.0271   0.0950   0.8235
  10.750   1.1256   0.02698   0.01979  -0.0258   0.0819   0.8243
  11.000   1.1345   0.02818   0.02094  -0.0244   0.0685   0.8252
  11.250   1.1451   0.02931   0.02205  -0.0232   0.0596   0.8260
  11.500   1.1553   0.03049   0.02321  -0.0221   0.0506   0.8269
  11.750   1.1656   0.03169   0.02440  -0.0211   0.0436   0.8278
  12.000   1.1750   0.03298   0.02568  -0.0200   0.0360   0.8286
  12.250   1.1844   0.03431   0.02701  -0.0190   0.0300   0.8294
  12.500   1.1932   0.03573   0.02842  -0.0181   0.0238   0.8302
  12.750   1.2004   0.03731   0.02999  -0.0171   0.0179   0.8310
  13.000   1.2080   0.03891   0.03160  -0.0161   0.0141   0.8318
  13.250   1.2162   0.04049   0.03322  -0.0154   0.0124   0.8326
  13.500   1.2250   0.04204   0.03483  -0.0147   0.0113   0.8334
  13.750   1.2332   0.04366   0.03652  -0.0140   0.0104   0.8343
  14.000   1.2401   0.04543   0.03836  -0.0133   0.0097   0.8352
  14.250   1.2475   0.04722   0.04022  -0.0127   0.0094   0.8359
  14.500   1.2552   0.04903   0.04213  -0.0123   0.0090   0.8367
  14.750   1.2622   0.05096   0.04414  -0.0119   0.0088   0.8375
  15.000   1.2686   0.05298   0.04626  -0.0115   0.0085   0.8383
  15.250   1.2737   0.05520   0.04857  -0.0113   0.0082   0.8390
  15.500   1.2783   0.05753   0.05099  -0.0111   0.0080   0.8398
  15.750   1.2821   0.06002   0.05357  -0.0111   0.0078   0.8406
  16.000   1.2849   0.06269   0.05634  -0.0111   0.0077   0.8414
  16.250   1.2856   0.06568   0.05942  -0.0113   0.0075   0.8422
  16.500   1.2861   0.06879   0.06263  -0.0116   0.0074   0.8429
  16.750   1.2827   0.07250   0.06646  -0.0121   0.0072   0.8437
  17.000   1.2830   0.07581   0.06987  -0.0128   0.0071   0.8444
  17.250   1.2824   0.07933   0.07350  -0.0136   0.0071   0.8451
  17.500   1.2819   0.08290   0.07718  -0.0145   0.0070   0.8458
  17.750   1.2798   0.08680   0.08119  -0.0157   0.0069   0.8464
  18.000   1.2766   0.09095   0.08547  -0.0170   0.0068   0.8471
  18.250   1.2732   0.09521   0.08984  -0.0185   0.0068   0.8477
  18.500   1.2690   0.09966   0.09441  -0.0202   0.0067   0.8484
  18.750   1.2645   0.10419   0.09907  -0.0220   0.0066   0.8491
  19.000   1.2598   0.10884   0.10384  -0.0240   0.0065   0.8498
  19.250   1.2536   0.11381   0.10893  -0.0262   0.0065   0.8506
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