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NACA 2418 (naca2418-il) Xfoil prediction polar at RE=100,000 Ncrit=9


Details Polar file
Airfoil: NACA 2418 (naca2418-il)
Reynolds number: 100,000
Max Cl/Cd: 42.89 at α=8.5°
Description: Mach=0 Ncrit=9
Source: Xfoil prediction
Download polar: xf-naca2418-il-100000.txt
Download as CSV file: xf-naca2418-il-100000.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: NACA 2418                                       
  
 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
  ------ -------- --------- --------- -------- -------- --------
 -13.250  -0.7828   0.06908   0.06246  -0.0758   1.0000   0.1176
 -13.000  -0.8349   0.06253   0.05571  -0.0761   1.0000   0.1172
 -12.750  -0.8801   0.05830   0.05129  -0.0730   1.0000   0.1171
 -12.500  -0.9216   0.05558   0.04841  -0.0671   1.0000   0.1172
 -12.250  -0.9585   0.05310   0.04570  -0.0606   1.0000   0.1175
 -12.000  -0.9608   0.05101   0.04360  -0.0576   1.0000   0.1191
 -11.750  -0.9415   0.05025   0.04300  -0.0564   1.0000   0.1217
 -11.500  -0.9499   0.04861   0.04127  -0.0524   1.0000   0.1234
 -11.250  -0.9634   0.04668   0.03914  -0.0476   1.0000   0.1251
 -11.000  -0.9777   0.04461   0.03678  -0.0426   1.0000   0.1269
 -10.750  -0.9923   0.04256   0.03432  -0.0374   1.0000   0.1288
 -10.500  -0.9819   0.04106   0.03288  -0.0354   1.0000   0.1316
 -10.250  -0.9708   0.04019   0.03205  -0.0331   1.0000   0.1348
 -10.000  -0.9666   0.03892   0.03061  -0.0301   1.0000   0.1383
  -9.750  -0.9687   0.03737   0.02862  -0.0261   1.0000   0.1416
  -9.500  -0.9514   0.03633   0.02780  -0.0249   1.0000   0.1454
  -9.250  -0.9400   0.03552   0.02694  -0.0227   1.0000   0.1497
  -9.000  -0.9336   0.03436   0.02544  -0.0198   1.0000   0.1544
  -8.750  -0.9171   0.03345   0.02469  -0.0185   1.0000   0.1589
  -8.500  -0.9034   0.03281   0.02401  -0.0166   1.0000   0.1641
  -8.250  -0.8919   0.03185   0.02276  -0.0145   1.0000   0.1697
  -8.000  -0.8738   0.03130   0.02242  -0.0133   1.0000   0.1750
  -7.750  -0.8595   0.03069   0.02165  -0.0116   1.0000   0.1815
  -7.500  -0.8429   0.02999   0.02096  -0.0103   1.0000   0.1874
  -7.250  -0.8263   0.02960   0.02060  -0.0090   1.0000   0.1939
  -7.000  -0.8103   0.02898   0.01981  -0.0076   1.0000   0.2011
  -6.750  -0.7762   0.02869   0.01965  -0.0095   0.9958   0.2101
  -6.500  -0.7348   0.02824   0.01916  -0.0127   0.9891   0.2209
  -6.250  -0.6930   0.02795   0.01872  -0.0160   0.9818   0.2336
  -6.000  -0.6546   0.02759   0.01852  -0.0185   0.9738   0.2454
  -5.750  -0.6114   0.02722   0.01820  -0.0219   0.9671   0.2596
  -5.500  -0.5776   0.02680   0.01777  -0.0235   0.9577   0.2742
  -5.250  -0.5324   0.02646   0.01748  -0.0272   0.9514   0.2926
  -5.000  -0.5026   0.02610   0.01713  -0.0279   0.9408   0.3096
  -4.750  -0.4561   0.02572   0.01687  -0.0317   0.9350   0.3309
  -4.500  -0.4291   0.02541   0.01660  -0.0318   0.9233   0.3492
  -4.250  -0.3822   0.02502   0.01635  -0.0354   0.9178   0.3720
  -4.000  -0.3572   0.02476   0.01615  -0.0350   0.9055   0.3906
  -3.750  -0.3099   0.02436   0.01589  -0.0385   0.9001   0.4145
  -3.500  -0.2860   0.02416   0.01577  -0.0378   0.8875   0.4338
  -3.250  -0.2389   0.02373   0.01549  -0.0411   0.8822   0.4598
  -3.000  -0.2147   0.02357   0.01542  -0.0403   0.8697   0.4814
  -2.750  -0.1688   0.02312   0.01506  -0.0432   0.8641   0.5123
  -2.500  -0.1418   0.02294   0.01505  -0.0427   0.8530   0.5377
  -2.250  -0.1014   0.02249   0.01474  -0.0443   0.8462   0.5714
  -2.000  -0.0567   0.02193   0.01436  -0.0463   0.8420   0.6066
  -1.750  -0.0381   0.02189   0.01442  -0.0442   0.8281   0.6372
  -1.500   0.0040   0.02135   0.01405  -0.0453   0.8233   0.6723
  -1.250   0.0232   0.02137   0.01416  -0.0431   0.8099   0.7038
  -1.000   0.0632   0.02096   0.01386  -0.0436   0.8043   0.7356
  -0.750   0.0840   0.02104   0.01402  -0.0415   0.7917   0.7652
  -0.500   0.1223   0.02077   0.01379  -0.0417   0.7852   0.7931
  -0.250   0.1472   0.02095   0.01401  -0.0400   0.7734   0.8181
   0.000   0.1868   0.02081   0.01384  -0.0405   0.7658   0.8422
   0.250   0.2178   0.02102   0.01405  -0.0400   0.7546   0.8642
   0.500   0.2641   0.02096   0.01393  -0.0420   0.7460   0.8830
   0.750   0.3058   0.02118   0.01411  -0.0438   0.7347   0.9006
   1.000   0.3578   0.02111   0.01393  -0.0473   0.7252   0.9162
   1.250   0.4041   0.02131   0.01410  -0.0504   0.7127   0.9321
   1.500   0.4731   0.02108   0.01372  -0.0573   0.7027   0.9414
   1.750   0.5234   0.02116   0.01378  -0.0616   0.6878   0.9559
   2.000   0.5785   0.02106   0.01360  -0.0667   0.6740   0.9700
   2.250   0.6387   0.02075   0.01313  -0.0726   0.6618   0.9835
   2.500   0.6952   0.02062   0.01299  -0.0787   0.6462   0.9969
   2.750   0.7218   0.02060   0.01293  -0.0792   0.6339   1.0000
   3.000   0.7416   0.02050   0.01272  -0.0781   0.6236   1.0000
   3.250   0.7556   0.02065   0.01289  -0.0763   0.6113   1.0000
   3.500   0.7777   0.02060   0.01268  -0.0753   0.6017   1.0000
   3.750   0.7901   0.02083   0.01296  -0.0731   0.5892   1.0000
   4.000   0.8096   0.02094   0.01298  -0.0717   0.5790   1.0000
   4.250   0.8256   0.02113   0.01314  -0.0697   0.5673   1.0000
   4.500   0.8425   0.02137   0.01335  -0.0679   0.5563   1.0000
   4.750   0.8622   0.02151   0.01341  -0.0664   0.5454   1.0000
   5.000   0.8761   0.02186   0.01377  -0.0640   0.5336   1.0000
   5.250   0.9008   0.02196   0.01371  -0.0631   0.5231   1.0000
   5.500   0.9110   0.02235   0.01418  -0.0601   0.5103   1.0000
   5.750   0.9311   0.02256   0.01429  -0.0585   0.4988   1.0000
   6.000   0.9484   0.02276   0.01445  -0.0565   0.4863   1.0000
   6.250   0.9622   0.02311   0.01481  -0.0539   0.4738   1.0000
   6.500   0.9865   0.02326   0.01479  -0.0530   0.4625   1.0000
   6.750   0.9975   0.02363   0.01523  -0.0500   0.4496   1.0000
   7.000   1.0147   0.02397   0.01554  -0.0480   0.4380   1.0000
   7.250   1.0360   0.02418   0.01564  -0.0466   0.4263   1.0000
   7.500   1.0470   0.02464   0.01616  -0.0436   0.4139   1.0000
   7.750   1.0674   0.02494   0.01637  -0.0422   0.4026   1.0000
   8.000   1.0834   0.02529   0.01669  -0.0400   0.3905   1.0000
   8.250   1.0970   0.02577   0.01720  -0.0376   0.3785   1.0000
   8.500   1.1189   0.02609   0.01738  -0.0364   0.3671   1.0000
   8.750   1.1305   0.02656   0.01791  -0.0337   0.3547   1.0000
   9.000   1.1444   0.02709   0.01843  -0.0314   0.3429   1.0000
   9.250   1.1654   0.02748   0.01865  -0.0302   0.3311   1.0000
   9.500   1.1731   0.02807   0.01934  -0.0270   0.3190   1.0000
   9.750   1.1854   0.02868   0.01994  -0.0246   0.3074   1.0000
  10.000   1.2045   0.02918   0.02026  -0.0233   0.2957   1.0000
  10.250   1.2075   0.02991   0.02112  -0.0196   0.2843   1.0000
  10.500   1.2171   0.03063   0.02181  -0.0170   0.2735   1.0000
  10.750   1.2294   0.03126   0.02232  -0.0147   0.2626   1.0000
  11.000   1.2297   0.03223   0.02339  -0.0110   0.2525   1.0000
  11.250   1.2422   0.03306   0.02411  -0.0091   0.2424   1.0000
  11.500   1.2454   0.03407   0.02517  -0.0061   0.2327   1.0000
  11.750   1.2525   0.03521   0.02630  -0.0038   0.2234   1.0000
  12.000   1.2626   0.03619   0.02720  -0.0019   0.2142   1.0000
  12.250   1.2640   0.03765   0.02877   0.0007   0.2059   1.0000
  12.500   1.2800   0.03861   0.02956   0.0017   0.1971   1.0000
  12.750   1.2746   0.04039   0.03155   0.0046   0.1901   1.0000
  13.000   1.2916   0.04138   0.03234   0.0054   0.1821   1.0000
  13.250   1.2845   0.04344   0.03465   0.0080   0.1760   1.0000
  13.500   1.2960   0.04465   0.03575   0.0091   0.1691   1.0000
  13.750   1.2946   0.04675   0.03800   0.0109   0.1634   1.0000
  14.000   1.2982   0.04850   0.03979   0.0122   0.1577   1.0000
  14.250   1.3098   0.05006   0.04129   0.0131   0.1522   1.0000
  14.500   1.3015   0.05273   0.04419   0.0146   0.1478   1.0000
  14.750   1.3211   0.05370   0.04498   0.0151   0.1424   1.0000
  15.000   1.3163   0.05651   0.04799   0.0162   0.1388   1.0000
  15.250   1.3062   0.05968   0.05138   0.0172   0.1354   1.0000
  15.500   1.3172   0.06132   0.05298   0.0178   0.1315   1.0000
  15.750   1.3278   0.06336   0.05501   0.0183   0.1279   1.0000
  16.000   1.3058   0.06778   0.05974   0.0187   0.1260   1.0000
  16.250   1.2869   0.07225   0.06446   0.0187   0.1239   1.0000
  16.500   1.2769   0.07606   0.06841   0.0185   0.1216   1.0000
  16.750   1.3215   0.07512   0.06717   0.0195   0.1176   1.0000
  17.000   1.2830   0.08173   0.07415   0.0185   0.1170   1.0000
  17.250   1.2352   0.09028   0.08308   0.0160   0.1166   1.0000
  17.500   1.1627   0.10355   0.09676   0.0102   0.1169   1.0000
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