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NACA M18 AIRFOIL (m18-il) Xfoil prediction polar at RE=1,000,000 Ncrit=5


Details Polar file
Airfoil: NACA M18 AIRFOIL (m18-il)
Reynolds number: 1,000,000
Max Cl/Cd: 116.83 at α=7°
Description: Mach=0 Ncrit=5
Source: Xfoil prediction
Download polar: xf-m18-il-1000000-n5.txt
Download as CSV file: xf-m18-il-1000000-n5.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: NACA M18 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 =   5.000
  
   alpha    CL        CD       CDp       CM     Top_Xtr  Bot_Xtr
  ------ -------- --------- --------- -------- -------- --------
 -10.500  -0.5068   0.10128   0.09883  -0.0058   0.7378   0.0163
 -10.250  -0.5023   0.09814   0.09563  -0.0076   0.7233   0.0164
 -10.000  -0.8019   0.02946   0.02572  -0.0355   0.7642   0.0198
  -9.750  -0.7876   0.02736   0.02337  -0.0343   0.7517   0.0200
  -9.500  -0.7687   0.02602   0.02184  -0.0334   0.7380   0.0201
  -9.250  -0.7479   0.02498   0.02063  -0.0327   0.7221   0.0202
  -9.000  -0.7256   0.02419   0.01968  -0.0321   0.7053   0.0204
  -8.750  -0.7027   0.02345   0.01880  -0.0315   0.6908   0.0205
  -8.500  -0.6795   0.02269   0.01790  -0.0310   0.6797   0.0207
  -8.250  -0.6570   0.02171   0.01674  -0.0303   0.6706   0.0208
  -8.000  -0.6341   0.02074   0.01560  -0.0297   0.6628   0.0210
  -7.750  -0.6107   0.01981   0.01450  -0.0291   0.6547   0.0211
  -7.500  -0.5866   0.01896   0.01348  -0.0286   0.6478   0.0213
  -7.250  -0.5622   0.01813   0.01250  -0.0281   0.6413   0.0214
  -7.000  -0.5372   0.01739   0.01161  -0.0277   0.6356   0.0216
  -6.750  -0.5118   0.01667   0.01076  -0.0273   0.6301   0.0218
  -6.500  -0.4860   0.01602   0.00998  -0.0270   0.6240   0.0220
  -6.250  -0.4599   0.01543   0.00926  -0.0267   0.6185   0.0221
  -6.000  -0.4334   0.01486   0.00859  -0.0265   0.6135   0.0223
  -5.750  -0.4067   0.01435   0.00799  -0.0263   0.6086   0.0225
  -5.500  -0.3798   0.01390   0.00743  -0.0261   0.6038   0.0227
  -5.250  -0.3525   0.01351   0.00696  -0.0259   0.5996   0.0229
  -5.000  -0.3251   0.01317   0.00657  -0.0258   0.5945   0.0232
  -4.750  -0.2976   0.01285   0.00617  -0.0257   0.5891   0.0234
  -4.500  -0.2701   0.01253   0.00578  -0.0256   0.5843   0.0235
  -4.250  -0.2424   0.01222   0.00542  -0.0255   0.5794   0.0236
  -4.000  -0.2146   0.01196   0.00511  -0.0255   0.5743   0.0237
  -3.750  -0.1878   0.01146   0.00454  -0.0253   0.5696   0.0240
  -3.500  -0.1605   0.01108   0.00413  -0.0251   0.5648   0.0243
  -3.250  -0.1330   0.01080   0.00382  -0.0250   0.5593   0.0246
  -3.000  -0.1052   0.01059   0.00356  -0.0250   0.5538   0.0249
  -2.750  -0.0773   0.01038   0.00334  -0.0250   0.5477   0.0252
  -2.500  -0.0495   0.01021   0.00313  -0.0249   0.5408   0.0255
  -2.250  -0.0215   0.01005   0.00294  -0.0249   0.5347   0.0257
  -2.000   0.0065   0.00990   0.00276  -0.0249   0.5278   0.0261
  -1.750   0.0344   0.00976   0.00260  -0.0249   0.5213   0.0264
  -1.500   0.0625   0.00963   0.00245  -0.0249   0.5141   0.0268
  -1.250   0.0905   0.00953   0.00231  -0.0249   0.5068   0.0272
  -1.000   0.1186   0.00943   0.00219  -0.0249   0.4994   0.0277
  -0.750   0.1467   0.00938   0.00209  -0.0250   0.4914   0.0282
  -0.500   0.1750   0.00931   0.00201  -0.0250   0.4835   0.0286
  -0.250   0.2029   0.00924   0.00190  -0.0251   0.4757   0.0293
   0.000   0.2310   0.00916   0.00180  -0.0251   0.4692   0.0302
   0.250   0.2591   0.00912   0.00174  -0.0252   0.4628   0.0312
   0.500   0.2873   0.00908   0.00170  -0.0252   0.4574   0.0322
   0.750   0.3156   0.00905   0.00166  -0.0253   0.4520   0.0335
   1.250   0.3719   0.00901   0.00162  -0.0255   0.4416   0.0416
   1.500   0.3996   0.00891   0.00163  -0.0256   0.4366   0.0737
   1.750   0.4273   0.00886   0.00165  -0.0256   0.4315   0.1030
   2.250   0.4827   0.00872   0.00172  -0.0257   0.4214   0.1880
   2.500   0.5085   0.00846   0.00179  -0.0256   0.4161   0.3272
   2.750   0.5154   0.00681   0.00183  -0.0213   0.4121   0.9058
   3.000   0.5446   0.00687   0.00196  -0.0214   0.4072   0.9401
   3.250   0.5737   0.00700   0.00208  -0.0216   0.4024   0.9593
   3.500   0.6051   0.00717   0.00224  -0.0223   0.3989   0.9727
   3.750   0.6459   0.00736   0.00241  -0.0252   0.3957   0.9787
   4.000   0.6792   0.00749   0.00254  -0.0264   0.3925   0.9837
   4.250   0.7164   0.00761   0.00264  -0.0286   0.3870   0.9846
   4.500   0.7483   0.00774   0.00273  -0.0297   0.3812   0.9852
   4.750   0.7797   0.00781   0.00280  -0.0306   0.3773   0.9859
   5.000   0.8108   0.00790   0.00288  -0.0315   0.3728   0.9865
   5.250   0.8414   0.00801   0.00298  -0.0323   0.3682   0.9873
   5.500   0.8717   0.00812   0.00307  -0.0330   0.3644   0.9880
   5.750   0.9018   0.00820   0.00317  -0.0337   0.3607   0.9889
   6.000   0.9318   0.00830   0.00328  -0.0344   0.3561   0.9898
   6.250   0.9612   0.00845   0.00341  -0.0350   0.3506   0.9909
   6.500   0.9906   0.00856   0.00354  -0.0355   0.3435   0.9919
   6.750   1.0187   0.00875   0.00369  -0.0359   0.3338   0.9930
   7.000   1.0468   0.00896   0.00386  -0.0363   0.3198   0.9939
   7.250   1.0756   0.00930   0.00409  -0.0370   0.2936   0.9944
   7.500   1.1020   0.00995   0.00450  -0.0375   0.2516   0.9951
   7.750   1.1280   0.01065   0.00499  -0.0379   0.2156   0.9960
   8.000   1.1550   0.01116   0.00538  -0.0384   0.1913   0.9968
   8.250   1.1800   0.01186   0.00590  -0.0387   0.1573   0.9978
   8.500   1.2016   0.01290   0.00667  -0.0386   0.1127   0.9989
   8.750   1.2262   0.01354   0.00722  -0.0388   0.0942   0.9997
   9.000   1.2417   0.01434   0.00786  -0.0372   0.0676   1.0000
   9.250   1.2524   0.01511   0.00851  -0.0346   0.0476   1.0000
   9.500   1.2643   0.01572   0.00908  -0.0322   0.0368   1.0000
   9.750   1.2752   0.01632   0.00964  -0.0296   0.0289   1.0000
  10.250   1.2952   0.01744   0.01075  -0.0241   0.0201   1.0000
  10.500   1.2999   0.01800   0.01133  -0.0205   0.0181   1.0000
  10.750   1.3041   0.01859   0.01195  -0.0169   0.0169   1.0000
  11.000   1.3118   0.01936   0.01275  -0.0145   0.0158   1.0000
  11.250   1.3210   0.02027   0.01369  -0.0127   0.0147   1.0000
  11.500   1.3323   0.02121   0.01468  -0.0114   0.0140   1.0000
  11.750   1.3435   0.02225   0.01576  -0.0103   0.0134   1.0000
  12.000   1.3541   0.02344   0.01699  -0.0094   0.0127   1.0000
  12.250   1.3637   0.02477   0.01836  -0.0085   0.0121   1.0000
  12.500   1.3720   0.02630   0.01993  -0.0078   0.0115   1.0000
  12.750   1.3809   0.02783   0.02153  -0.0072   0.0111   1.0000
  13.000   1.3898   0.02940   0.02316  -0.0067   0.0109   1.0000
  13.250   1.3978   0.03111   0.02493  -0.0063   0.0106   1.0000
  13.500   1.4048   0.03294   0.02682  -0.0059   0.0103   1.0000
  13.750   1.4106   0.03491   0.02885  -0.0056   0.0100   1.0000
  14.000   1.4152   0.03703   0.03103  -0.0053   0.0097   1.0000
  14.250   1.4186   0.03929   0.03335  -0.0050   0.0094   1.0000
  14.500   1.4205   0.04172   0.03584  -0.0047   0.0092   1.0000
  14.750   1.4208   0.04434   0.03853  -0.0045   0.0089   1.0000
  15.000   1.4192   0.04721   0.04147  -0.0044   0.0087   1.0000
  15.250   1.4214   0.04975   0.04408  -0.0044   0.0085   1.0000
  15.500   1.4229   0.05242   0.04682  -0.0044   0.0084   1.0000
  15.750   1.4236   0.05524   0.04972  -0.0046   0.0082   1.0000
  16.000   1.4235   0.05819   0.05274  -0.0048   0.0081   1.0000
  16.250   1.4228   0.06129   0.05591  -0.0051   0.0079   1.0000
  16.500   1.4217   0.06447   0.05917  -0.0055   0.0078   1.0000
  16.750   1.4202   0.06774   0.06252  -0.0060   0.0076   1.0000
  17.000   1.4183   0.07109   0.06594  -0.0065   0.0075   1.0000
  17.250   1.4160   0.07454   0.06946  -0.0071   0.0074   1.0000
  17.500   1.4129   0.07815   0.07314  -0.0078   0.0072   1.0000
  17.750   1.4092   0.08185   0.07692  -0.0085   0.0071   1.0000
  18.000   1.4054   0.08559   0.08072  -0.0093   0.0070   1.0000
  18.250   1.4010   0.08945   0.08466  -0.0102   0.0069   1.0000
  18.500   1.3952   0.09359   0.08887  -0.0112   0.0068   1.0000
  18.750   1.3889   0.09781   0.09317  -0.0124   0.0067   1.0000
  19.000   1.3818   0.10215   0.09759  -0.0135   0.0066   1.0000
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