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R140 (original) (r140-il) Xfoil prediction polar at RE=200,000 Ncrit=5


Details Polar file
Airfoil: R140 (original) (r140-il)
Reynolds number: 200,000
Max Cl/Cd: 33.42 at α=5°
Description: Mach=0 Ncrit=5
Source: Xfoil prediction
Download polar: xf-r140-il-200000-n5.txt
Download as CSV file: xf-r140-il-200000-n5.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: R140 (original)                                 
  
 1 1 Reynolds number fixed          Mach number fixed         
  
 xtrf =   1.000 (top)        1.000 (bottom)  
 Mach =   0.000     Re =     0.200 e 6     Ncrit =   5.000
  
   alpha    CL        CD       CDp       CM     Top_Xtr  Bot_Xtr
  ------ -------- --------- --------- -------- -------- --------
 -10.750  -0.5627   0.08702   0.08358  -0.0340   1.0000   0.0046
 -10.500  -0.5749   0.07817   0.07473  -0.0401   1.0000   0.0045
 -10.250  -0.5895   0.07166   0.06816  -0.0444   1.0000   0.0044
 -10.000  -0.6074   0.06603   0.06245  -0.0472   1.0000   0.0044
  -9.750  -0.6264   0.06134   0.05764  -0.0481   1.0000   0.0044
  -9.500  -0.6458   0.05721   0.05338  -0.0472   1.0000   0.0044
  -9.250  -0.6621   0.05427   0.05032  -0.0447   1.0000   0.0043
  -9.000  -0.6796   0.05155   0.04747  -0.0406   1.0000   0.0043
  -8.750  -0.6945   0.04846   0.04421  -0.0361   1.0000   0.0043
  -8.500  -0.7044   0.04554   0.04109  -0.0320   1.0000   0.0042
  -8.250  -0.7121   0.04244   0.03775  -0.0277   1.0000   0.0042
  -8.000  -0.7177   0.03927   0.03428  -0.0231   1.0000   0.0043
  -7.750  -0.7204   0.03640   0.03109  -0.0186   1.0000   0.0044
  -7.500  -0.7201   0.03390   0.02828  -0.0143   1.0000   0.0044
  -7.250  -0.7120   0.03171   0.02576  -0.0113   0.9991   0.0047
  -7.000  -0.6922   0.02765   0.02112  -0.0111   0.9931   0.0060
  -6.750  -0.6655   0.02589   0.01910  -0.0117   0.9874   0.0068
  -6.500  -0.6370   0.02431   0.01728  -0.0124   0.9822   0.0078
  -6.250  -0.6088   0.02205   0.01473  -0.0125   0.9769   0.0077
  -6.000  -0.5788   0.02019   0.01267  -0.0132   0.9725   0.0076
  -5.750  -0.5523   0.01879   0.01110  -0.0132   0.9659   0.0075
  -5.500  -0.5223   0.01759   0.00972  -0.0140   0.9607   0.0075
  -5.250  -0.4937   0.01665   0.00858  -0.0145   0.9540   0.0075
  -5.000  -0.4629   0.01589   0.00757  -0.0154   0.9475   0.0076
  -4.750  -0.4347   0.01534   0.00684  -0.0156   0.9388   0.0078
  -4.500  -0.4054   0.01488   0.00622  -0.0161   0.9301   0.0080
  -4.250  -0.3773   0.01452   0.00569  -0.0163   0.9198   0.0083
  -4.000  -0.3488   0.01412   0.00518  -0.0166   0.9100   0.0093
  -3.750  -0.3210   0.01357   0.00470  -0.0168   0.9004   0.0361
  -3.500  -0.2907   0.01331   0.00433  -0.0174   0.8901   0.0471
  -3.250  -0.2662   0.01294   0.00397  -0.0170   0.8761   0.0905
  -3.000  -0.2453   0.01251   0.00371  -0.0158   0.8586   0.1253
  -2.750  -0.2474   0.01042   0.00319  -0.0109   0.8401   0.4725
  -2.500  -0.2278   0.01000   0.00314  -0.0091   0.8281   0.5824
  -2.250  -0.2002   0.00992   0.00298  -0.0090   0.8180   0.6033
  -2.000  -0.1733   0.00987   0.00285  -0.0088   0.8078   0.6209
  -1.750  -0.1474   0.00985   0.00264  -0.0084   0.7964   0.6363
  -1.500  -0.1235   0.00976   0.00259  -0.0076   0.7827   0.6582
  -1.250  -0.0988   0.00967   0.00252  -0.0070   0.7700   0.6791
  -1.000  -0.0728   0.00960   0.00245  -0.0065   0.7593   0.6956
  -0.750  -0.0461   0.00956   0.00240  -0.0063   0.7494   0.7065
  -0.500  -0.0194   0.00955   0.00239  -0.0061   0.7400   0.7161
  -0.250   0.0073   0.00956   0.00239  -0.0058   0.7311   0.7282
   0.000   0.0336   0.00958   0.00239  -0.0056   0.7224   0.7415
   0.250   0.0598   0.00961   0.00243  -0.0053   0.7139   0.7551
   0.500   0.0868   0.00964   0.00248  -0.0051   0.7062   0.7688
   0.750   0.1133   0.00967   0.00255  -0.0049   0.6975   0.7846
   1.000   0.1391   0.00972   0.00260  -0.0045   0.6894   0.8025
   1.250   0.1661   0.00977   0.00269  -0.0043   0.6815   0.8163
   1.500   0.1943   0.00982   0.00279  -0.0044   0.6735   0.8287
   1.750   0.2226   0.00989   0.00288  -0.0045   0.6662   0.8411
   2.000   0.2497   0.00994   0.00298  -0.0044   0.6562   0.8538
   2.250   0.2762   0.00999   0.00302  -0.0041   0.6378   0.8662
   2.500   0.2983   0.01014   0.00296  -0.0027   0.5766   0.8780
   2.750   0.3283   0.01030   0.00308  -0.0032   0.5431   0.8878
   3.000   0.3369   0.01176   0.00329   0.0000   0.2777   0.9003
   3.250   0.3497   0.01363   0.00409   0.0017   0.0187   0.9126
   3.500   0.3800   0.01401   0.00441   0.0010   0.0074   0.9227
   3.750   0.4095   0.01430   0.00489   0.0005   0.0061   0.9329
   4.000   0.4412   0.01466   0.00546  -0.0005   0.0057   0.9398
   4.250   0.4705   0.01504   0.00601  -0.0010   0.0055   0.9473
   4.500   0.5024   0.01551   0.00666  -0.0021   0.0055   0.9532
   4.750   0.5310   0.01607   0.00738  -0.0025   0.0054   0.9602
   5.000   0.5605   0.01677   0.00827  -0.0032   0.0055   0.9656
   5.250   0.5860   0.01761   0.00926  -0.0031   0.0055   0.9732
   5.500   0.6138   0.01868   0.01049  -0.0036   0.0056   0.9812
   5.750   0.6407   0.01996   0.01191  -0.0039   0.0058   0.9888
   6.000   0.6714   0.02149   0.01359  -0.0050   0.0060   0.9961
   6.250   0.7005   0.02321   0.01554  -0.0055   0.0062   1.0000
   6.500   0.7161   0.02487   0.01738  -0.0031   0.0065   1.0000
   6.750   0.7322   0.02663   0.01935  -0.0009   0.0067   1.0000
   7.000   0.7473   0.02876   0.02173   0.0015   0.0070   1.0000
   7.250   0.7595   0.03114   0.02440   0.0042   0.0073   1.0000
   7.500   0.7685   0.03365   0.02721   0.0072   0.0075   1.0000
   7.750   0.7741   0.03637   0.03022   0.0105   0.0078   1.0000
   8.000   0.7754   0.03953   0.03366   0.0142   0.0080   1.0000
   8.250   0.7775   0.04246   0.03684   0.0174   0.0083   1.0000
   8.500   0.7871   0.04346   0.03798   0.0201   0.0086   1.0000
   8.750   0.7929   0.04497   0.03969   0.0232   0.0089   1.0000
   9.000   0.7920   0.04836   0.04346   0.0273   0.0098   1.0000
   9.250   0.7773   0.05280   0.04825   0.0323   0.0107   1.0000
   9.500   0.7606   0.05578   0.05142   0.0369   0.0111   1.0000
   9.750   0.7436   0.05874   0.05453   0.0404   0.0113   1.0000
  10.000   0.7244   0.06229   0.05825   0.0425   0.0116   1.0000
  10.250   0.7085   0.06566   0.06174   0.0432   0.0116   1.0000
  10.500   0.6894   0.07000   0.06621   0.0426   0.0116   1.0000
  10.750   0.6696   0.07518   0.07149   0.0406   0.0117   1.0000
  11.000   0.6532   0.08058   0.07698   0.0376   0.0115   1.0000
  11.250   0.6349   0.08790   0.08435   0.0328   0.0114   1.0000
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