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NACA 23018 (naca23018-il) Xfoil prediction polar at RE=200,000 Ncrit=9


Details Polar file
Airfoil: NACA 23018 (naca23018-il)
Reynolds number: 200,000
Max Cl/Cd: 49.98 at α=7.25°
Description: Mach=0 Ncrit=9
Source: Xfoil prediction
Download polar: xf-naca23018-il-200000.txt
Download as CSV file: xf-naca23018-il-200000.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: NACA 23018                                      
  
 1 1 Reynolds number fixed          Mach number fixed         
  
 xtrf =   1.000 (top)        1.000 (bottom)  
 Mach =   0.000     Re =     0.200 e 6     Ncrit =   9.000
  
   alpha    CL        CD       CDp       CM     Top_Xtr  Bot_Xtr
  ------ -------- --------- --------- -------- -------- --------
 -17.000  -0.7724   0.11779   0.11327  -0.0324   1.0000   0.0626
 -16.750  -0.8487   0.09925   0.09447  -0.0439   1.0000   0.0614
 -16.500  -0.9147   0.08553   0.08044  -0.0524   1.0000   0.0606
 -16.250  -0.9642   0.07606   0.07066  -0.0574   1.0000   0.0603
 -16.000  -1.0009   0.06917   0.06349  -0.0601   1.0000   0.0602
 -15.750  -1.0297   0.06377   0.05782  -0.0614   1.0000   0.0604
 -15.500  -1.0532   0.05934   0.05313  -0.0615   1.0000   0.0606
 -15.250  -1.0733   0.05559   0.04912  -0.0608   1.0000   0.0610
 -15.000  -1.0908   0.05237   0.04563  -0.0594   1.0000   0.0614
 -14.750  -1.1061   0.04961   0.04259  -0.0572   1.0000   0.0618
 -14.500  -1.1207   0.04730   0.03999  -0.0543   1.0000   0.0622
 -14.250  -1.1167   0.04504   0.03760  -0.0527   1.0000   0.0629
 -14.000  -1.0978   0.04361   0.03622  -0.0522   1.0000   0.0640
 -13.750  -1.0840   0.04237   0.03498  -0.0511   1.0000   0.0650
 -13.500  -1.0770   0.04097   0.03347  -0.0491   1.0000   0.0660
 -13.250  -1.0729   0.03951   0.03185  -0.0466   1.0000   0.0669
 -13.000  -1.0703   0.03812   0.03027  -0.0436   1.0000   0.0678
 -12.750  -1.0714   0.03697   0.02890  -0.0397   1.0000   0.0686
 -12.500  -1.0516   0.03538   0.02727  -0.0391   1.0000   0.0698
 -12.250  -1.0318   0.03433   0.02627  -0.0382   1.0000   0.0711
 -12.000  -1.0197   0.03343   0.02534  -0.0360   1.0000   0.0723
 -11.750  -1.0081   0.03252   0.02436  -0.0336   1.0000   0.0736
 -11.500  -0.9978   0.03161   0.02334  -0.0309   1.0000   0.0748
 -11.250  -0.9908   0.03086   0.02243  -0.0275   1.0000   0.0759
 -11.000  -0.9669   0.02965   0.02132  -0.0272   1.0000   0.0775
 -10.750  -0.9525   0.02893   0.02064  -0.0251   1.0000   0.0790
 -10.500  -0.9413   0.02827   0.01996  -0.0223   1.0000   0.0805
 -10.250  -0.9311   0.02762   0.01926  -0.0194   1.0000   0.0820
 -10.000  -0.9225   0.02706   0.01860  -0.0161   1.0000   0.0834
  -9.750  -0.9089   0.02623   0.01782  -0.0138   1.0000   0.0851
  -9.500  -0.8988   0.02563   0.01729  -0.0110   1.0000   0.0868
  -9.250  -0.8902   0.02513   0.01679  -0.0078   1.0000   0.0887
  -9.000  -0.8815   0.02465   0.01628  -0.0046   1.0000   0.0906
  -8.750  -0.8727   0.02423   0.01578  -0.0013   1.0000   0.0924
  -8.500  -0.8639   0.02349   0.01515   0.0016   1.0000   0.0946
  -8.250  -0.8554   0.02303   0.01473   0.0047   1.0000   0.0970
  -8.000  -0.8404   0.02258   0.01427   0.0066   0.9992   0.1002
  -7.750  -0.8027   0.02174   0.01350   0.0041   0.9945   0.1050
  -7.500  -0.7647   0.02110   0.01287   0.0017   0.9896   0.1113
  -7.250  -0.7290   0.02024   0.01212  -0.0005   0.9835   0.1194
  -7.000  -0.6922   0.01939   0.01139  -0.0028   0.9784   0.1316
  -6.750  -0.6606   0.01843   0.01059  -0.0041   0.9707   0.1526
  -6.500  -0.6278   0.01703   0.00971  -0.0062   0.9658   0.2174
  -6.250  -0.6041   0.01602   0.00922  -0.0060   0.9558   0.3084
  -6.000  -0.5634   0.01550   0.00894  -0.0087   0.9514   0.3668
  -5.750  -0.5328   0.01521   0.00872  -0.0092   0.9418   0.3993
  -5.500  -0.4908   0.01488   0.00847  -0.0118   0.9369   0.4285
  -5.250  -0.4552   0.01462   0.00824  -0.0131   0.9297   0.4519
  -5.000  -0.4218   0.01434   0.00800  -0.0138   0.9209   0.4723
  -4.750  -0.3828   0.01402   0.00771  -0.0156   0.9157   0.4925
  -4.500  -0.3577   0.01379   0.00753  -0.0146   0.9028   0.5088
  -4.250  -0.3234   0.01349   0.00726  -0.0152   0.8955   0.5272
  -4.000  -0.2991   0.01330   0.00709  -0.0140   0.8818   0.5452
  -3.750  -0.2721   0.01309   0.00693  -0.0132   0.8700   0.5654
  -3.500  -0.2447   0.01287   0.00674  -0.0123   0.8578   0.5858
  -3.250  -0.2201   0.01272   0.00662  -0.0111   0.8427   0.6051
  -3.000  -0.1940   0.01256   0.00645  -0.0100   0.8283   0.6238
  -2.750  -0.1662   0.01237   0.00627  -0.0093   0.8140   0.6399
  -2.500  -0.1404   0.01222   0.00614  -0.0083   0.7964   0.6548
  -2.250  -0.1145   0.01210   0.00600  -0.0074   0.7786   0.6702
  -2.000  -0.0886   0.01202   0.00586  -0.0065   0.7608   0.6863
  -1.750  -0.0617   0.01195   0.00580  -0.0057   0.7431   0.7013
  -1.500  -0.0351   0.01192   0.00574  -0.0049   0.7257   0.7170
  -1.250  -0.0088   0.01192   0.00567  -0.0040   0.7086   0.7336
  -1.000   0.0166   0.01194   0.00565  -0.0031   0.6906   0.7509
  -0.750   0.0432   0.01198   0.00570  -0.0023   0.6726   0.7664
  -0.500   0.0697   0.01205   0.00575  -0.0015   0.6551   0.7819
  -0.250   0.0959   0.01214   0.00579  -0.0006   0.6382   0.7979
   0.000   0.1211   0.01225   0.00582   0.0004   0.6216   0.8145
   0.250   0.1487   0.01241   0.00594   0.0010   0.6046   0.8279
   0.500   0.1754   0.01257   0.00607   0.0018   0.5872   0.8417
   0.750   0.2004   0.01273   0.00617   0.0028   0.5706   0.8567
   1.000   0.2297   0.01298   0.00637   0.0031   0.5536   0.8675
   1.250   0.2565   0.01321   0.00651   0.0038   0.5372   0.8799
   1.500   0.2851   0.01350   0.00669   0.0041   0.5207   0.8911
   1.750   0.3154   0.01375   0.00689   0.0041   0.5030   0.9007
   2.000   0.3456   0.01403   0.00710   0.0040   0.4853   0.9109
   2.250   0.3787   0.01433   0.00732   0.0033   0.4673   0.9190
   2.500   0.4152   0.01467   0.00756   0.0017   0.4491   0.9261
   2.750   0.4467   0.01496   0.00775   0.0012   0.4320   0.9352
   3.000   0.4902   0.01533   0.00799  -0.0019   0.4129   0.9394
   3.250   0.5265   0.01567   0.00820  -0.0037   0.3961   0.9471
   3.500   0.5655   0.01598   0.00842  -0.0060   0.3798   0.9530
   3.750   0.6079   0.01630   0.00867  -0.0090   0.3642   0.9580
   4.000   0.6415   0.01663   0.00892  -0.0104   0.3514   0.9663
   4.250   0.6851   0.01700   0.00914  -0.0138   0.3388   0.9704
   4.500   0.7242   0.01725   0.00941  -0.0163   0.3276   0.9769
   4.750   0.7640   0.01762   0.00965  -0.0191   0.3179   0.9822
   5.000   0.8058   0.01784   0.00988  -0.0222   0.3079   0.9874
   5.250   0.8446   0.01822   0.01015  -0.0249   0.2992   0.9929
   5.500   0.8868   0.01837   0.01032  -0.0282   0.2893   0.9975
   5.750   0.9178   0.01873   0.01056  -0.0294   0.2818   1.0000
   6.000   0.9343   0.01889   0.01079  -0.0277   0.2760   1.0000
   6.250   0.9507   0.01911   0.01100  -0.0260   0.2707   1.0000
   6.500   0.9682   0.01951   0.01128  -0.0245   0.2657   1.0000
   6.750   0.9837   0.01975   0.01160  -0.0225   0.2610   1.0000
   7.000   0.9989   0.02000   0.01189  -0.0205   0.2561   1.0000
   7.250   1.0140   0.02029   0.01215  -0.0184   0.2515   1.0000
   7.500   1.0311   0.02079   0.01256  -0.0168   0.2469   1.0000
   7.750   1.0439   0.02104   0.01293  -0.0143   0.2426   1.0000
   8.000   1.0577   0.02135   0.01327  -0.0119   0.2381   1.0000
   8.250   1.0721   0.02170   0.01358  -0.0098   0.2339   1.0000
   8.500   1.0887   0.02224   0.01406  -0.0080   0.2295   1.0000
   8.750   1.0993   0.02254   0.01448  -0.0051   0.2252   1.0000
   9.000   1.1115   0.02287   0.01484  -0.0025   0.2208   1.0000
   9.250   1.1257   0.02327   0.01519  -0.0003   0.2167   1.0000
   9.500   1.1409   0.02385   0.01576   0.0016   0.2124   1.0000
   9.750   1.1501   0.02421   0.01625   0.0047   0.2081   1.0000
  10.000   1.1615   0.02458   0.01663   0.0073   0.2037   1.0000
  10.250   1.1780   0.02513   0.01707   0.0089   0.1994   1.0000
  10.500   1.1863   0.02566   0.01772   0.0119   0.1952   1.0000
  10.750   1.1936   0.02610   0.01824   0.0150   0.1909   1.0000
  11.000   1.2039   0.02656   0.01868   0.0176   0.1868   1.0000
  11.250   1.2184   0.02727   0.01933   0.0192   0.1824   1.0000
  11.500   1.2212   0.02785   0.02007   0.0226   0.1781   1.0000
  11.750   1.2296   0.02841   0.02065   0.0249   0.1737   1.0000
  12.000   1.2449   0.02914   0.02126   0.0261   0.1692   1.0000
  12.250   1.2468   0.03001   0.02233   0.0289   0.1651   1.0000
  12.500   1.2548   0.03084   0.02321   0.0306   0.1610   1.0000
  12.750   1.2674   0.03166   0.02396   0.0318   0.1574   1.0000
  13.000   1.2741   0.03285   0.02526   0.0334   0.1538   1.0000
  13.250   1.2799   0.03405   0.02657   0.0348   0.1502   1.0000
  13.500   1.2888   0.03514   0.02768   0.0359   0.1470   1.0000
  13.750   1.3030   0.03618   0.02862   0.0366   0.1438   1.0000
  14.000   1.3032   0.03792   0.03058   0.0379   0.1409   1.0000
  14.250   1.3075   0.03950   0.03227   0.0387   0.1378   1.0000
  14.500   1.3150   0.04091   0.03369   0.0394   0.1350   1.0000
  14.750   1.3272   0.04215   0.03485   0.0399   0.1321   1.0000
  15.000   1.3232   0.04457   0.03750   0.0404   0.1296   1.0000
  15.250   1.3237   0.04675   0.03979   0.0407   0.1268   1.0000
  15.500   1.3285   0.04858   0.04164   0.0408   0.1242   1.0000
  15.750   1.3411   0.04982   0.04278   0.0412   0.1215   1.0000
  16.000   1.3310   0.05321   0.04642   0.0409   0.1193   1.0000
  16.250   1.3265   0.05624   0.04960   0.0404   0.1169   1.0000
  16.500   1.3283   0.05866   0.05206   0.0401   0.1145   1.0000
  16.750   1.3418   0.05978   0.05305   0.0403   0.1119   1.0000
  17.000   1.3284   0.06409   0.05759   0.0391   0.1099   1.0000
  17.250   1.3163   0.06844   0.06214   0.0377   0.1077   1.0000
  17.500   1.3135   0.07171   0.06547   0.0367   0.1054   1.0000
  17.750   1.3264   0.07287   0.06652   0.0367   0.1029   1.0000
  18.000   1.3125   0.07770   0.07153   0.0350   0.1010   1.0000
  18.250   1.2903   0.08395   0.07800   0.0323   0.0991   1.0000
  18.500   1.2798   0.08862   0.08278   0.0302   0.0970   1.0000
  18.750   1.2945   0.08951   0.08358   0.0303   0.0947   1.0000
  19.000   1.2897   0.09330   0.08742   0.0289   0.0928   1.0000
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