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NPL 9627 AIRFOIL (npl9627-il) Xfoil prediction polar at RE=500,000 Ncrit=5


Details Polar file
Airfoil: NPL 9627 AIRFOIL (npl9627-il)
Reynolds number: 500,000
Max Cl/Cd: 64.58 at α=9.25°
Description: Mach=0 Ncrit=5
Source: Xfoil prediction
Download polar: xf-npl9627-il-500000-n5.txt
Download as CSV file: xf-npl9627-il-500000-n5.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: NPL 9627 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
  ------ -------- --------- --------- -------- -------- --------
 -17.000  -0.9077   0.13117   0.12818   0.0098   1.0000   0.0096
 -16.750  -0.9519   0.11692   0.11375   0.0022   1.0000   0.0095
 -16.500  -0.9848   0.10581   0.10248  -0.0039   1.0000   0.0094
 -16.250  -1.0135   0.09607   0.09259  -0.0093   1.0000   0.0094
 -16.000  -1.0399   0.08723   0.08360  -0.0142   1.0000   0.0093
 -15.750  -1.0641   0.07903   0.07525  -0.0188   1.0000   0.0093
 -15.500  -1.0853   0.07148   0.06755  -0.0232   1.0000   0.0093
 -15.250  -1.1032   0.06450   0.06042  -0.0274   1.0000   0.0093
 -15.000  -1.1178   0.05809   0.05384  -0.0314   1.0000   0.0093
 -14.750  -1.1288   0.05238   0.04797  -0.0351   1.0000   0.0093
 -14.500  -1.1369   0.04746   0.04288  -0.0381   1.0000   0.0093
 -14.250  -1.1425   0.04331   0.03857  -0.0403   1.0000   0.0093
 -14.000  -1.1462   0.03984   0.03494  -0.0415   1.0000   0.0094
 -13.750  -1.1478   0.03698   0.03193  -0.0419   1.0000   0.0094
 -13.500  -1.1475   0.03460   0.02941  -0.0415   1.0000   0.0094
 -13.250  -1.1456   0.03259   0.02727  -0.0406   1.0000   0.0095
 -13.000  -1.1421   0.03089   0.02544  -0.0392   1.0000   0.0095
 -12.750  -1.1372   0.02943   0.02385  -0.0374   1.0000   0.0096
 -12.500  -1.1309   0.02816   0.02246  -0.0353   1.0000   0.0097
 -12.250  -1.1232   0.02704   0.02124  -0.0330   1.0000   0.0097
 -12.000  -1.1117   0.02600   0.02009  -0.0312   1.0000   0.0098
 -11.750  -1.0979   0.02503   0.01902  -0.0297   1.0000   0.0099
 -11.500  -1.0856   0.02387   0.01778  -0.0280   1.0000   0.0100
 -11.250  -1.0708   0.02287   0.01670  -0.0264   1.0000   0.0102
 -11.000  -1.0543   0.02199   0.01575  -0.0250   1.0000   0.0103
 -10.750  -1.0368   0.02118   0.01488  -0.0237   1.0000   0.0105
 -10.500  -1.0184   0.02044   0.01406  -0.0225   1.0000   0.0108
 -10.250  -0.9996   0.01974   0.01329  -0.0212   1.0000   0.0110
 -10.000  -0.9804   0.01908   0.01256  -0.0199   1.0000   0.0113
  -9.750  -0.9611   0.01845   0.01187  -0.0186   1.0000   0.0116
  -9.500  -0.9416   0.01787   0.01121  -0.0173   1.0000   0.0120
  -9.250  -0.9224   0.01729   0.01059  -0.0159   1.0000   0.0124
  -9.000  -0.9029   0.01677   0.01005  -0.0145   1.0000   0.0128
  -8.750  -0.8829   0.01631   0.00956  -0.0131   1.0000   0.0133
  -8.500  -0.8628   0.01589   0.00911  -0.0117   1.0000   0.0139
  -8.250  -0.8427   0.01549   0.00867  -0.0104   1.0000   0.0144
  -8.000  -0.8224   0.01512   0.00830  -0.0090   1.0000   0.0150
  -7.750  -0.7932   0.01475   0.00791  -0.0095   0.9981   0.0159
  -7.500  -0.7599   0.01436   0.00749  -0.0108   0.9952   0.0170
  -7.250  -0.7267   0.01400   0.00712  -0.0122   0.9928   0.0182
  -7.000  -0.6957   0.01366   0.00675  -0.0130   0.9892   0.0195
  -6.750  -0.6638   0.01333   0.00639  -0.0139   0.9856   0.0208
  -6.500  -0.6307   0.01301   0.00606  -0.0152   0.9824   0.0223
  -6.250  -0.5987   0.01271   0.00574  -0.0161   0.9783   0.0239
  -6.000  -0.5687   0.01240   0.00543  -0.0167   0.9724   0.0255
  -5.750  -0.5361   0.01212   0.00512  -0.0177   0.9675   0.0269
  -5.500  -0.5064   0.01183   0.00482  -0.0181   0.9594   0.0282
  -5.250  -0.4744   0.01155   0.00453  -0.0190   0.9514   0.0299
  -4.750  -0.4170   0.01106   0.00402  -0.0191   0.9290   0.0331
  -4.500  -0.3888   0.01085   0.00377  -0.0191   0.9171   0.0355
  -4.250  -0.3617   0.01062   0.00354  -0.0188   0.9027   0.0396
  -4.000  -0.3353   0.01036   0.00329  -0.0184   0.8874   0.0479
  -3.750  -0.3103   0.00992   0.00299  -0.0178   0.8717   0.0830
  -3.500  -0.2857   0.00945   0.00273  -0.0172   0.8547   0.1386
  -3.250  -0.2606   0.00910   0.00252  -0.0166   0.8364   0.1851
  -3.000  -0.2349   0.00884   0.00235  -0.0161   0.8176   0.2249
  -2.500  -0.1827   0.00847   0.00210  -0.0153   0.7790   0.2931
  -2.250  -0.1567   0.00834   0.00200  -0.0148   0.7555   0.3255
  -2.000  -0.1304   0.00824   0.00193  -0.0144   0.7319   0.3596
  -1.750  -0.1039   0.00815   0.00186  -0.0141   0.7110   0.3891
  -1.500  -0.0771   0.00808   0.00179  -0.0137   0.6920   0.4150
  -1.250  -0.0505   0.00799   0.00173  -0.0134   0.6724   0.4417
  -0.750   0.0023   0.00783   0.00163  -0.0127   0.6302   0.5055
  -0.500   0.0285   0.00771   0.00160  -0.0123   0.6129   0.5448
  -0.250   0.0545   0.00759   0.00159  -0.0118   0.5955   0.5927
   0.000   0.0802   0.00749   0.00159  -0.0113   0.5754   0.6409
   0.250   0.1061   0.00743   0.00160  -0.0108   0.5554   0.6854
   0.500   0.1322   0.00738   0.00163  -0.0102   0.5386   0.7251
   0.750   0.1584   0.00735   0.00167  -0.0097   0.5246   0.7614
   1.000   0.1847   0.00736   0.00172  -0.0092   0.5078   0.7942
   1.250   0.2109   0.00739   0.00179  -0.0086   0.4875   0.8223
   1.500   0.2374   0.00746   0.00185  -0.0081   0.4658   0.8475
   1.750   0.2637   0.00758   0.00193  -0.0076   0.4415   0.8687
   2.000   0.2904   0.00771   0.00202  -0.0071   0.4191   0.8878
   2.250   0.3174   0.00788   0.00211  -0.0068   0.3933   0.9042
   2.500   0.3446   0.00807   0.00222  -0.0065   0.3659   0.9190
   2.750   0.3728   0.00829   0.00234  -0.0065   0.3386   0.9315
   3.000   0.4017   0.00856   0.00248  -0.0067   0.3064   0.9420
   3.250   0.4301   0.00884   0.00263  -0.0069   0.2762   0.9522
   3.500   0.4614   0.00913   0.00281  -0.0076   0.2497   0.9601
   3.750   0.4919   0.00942   0.00298  -0.0083   0.2240   0.9683
   4.000   0.5243   0.00977   0.00319  -0.0094   0.1913   0.9749
   4.250   0.5551   0.01023   0.00344  -0.0102   0.1517   0.9814
   4.500   0.5893   0.01072   0.00374  -0.0119   0.1137   0.9851
   4.750   0.6223   0.01111   0.00401  -0.0132   0.0942   0.9891
   5.000   0.6546   0.01142   0.00427  -0.0144   0.0857   0.9929
   5.250   0.6884   0.01174   0.00453  -0.0158   0.0799   0.9952
   5.500   0.7223   0.01199   0.00478  -0.0172   0.0768   0.9979
   5.750   0.7537   0.01227   0.00505  -0.0182   0.0737   1.0000
   6.000   0.7751   0.01256   0.00532  -0.0170   0.0713   1.0000
   6.250   0.7969   0.01280   0.00558  -0.0159   0.0698   1.0000
   6.500   0.8190   0.01304   0.00583  -0.0148   0.0685   1.0000
   6.750   0.8410   0.01329   0.00611  -0.0137   0.0670   1.0000
   7.000   0.8629   0.01357   0.00640  -0.0126   0.0654   1.0000
   7.250   0.8845   0.01390   0.00672  -0.0115   0.0637   1.0000
   7.500   0.9055   0.01428   0.00711  -0.0103   0.0620   1.0000
   7.750   0.9281   0.01453   0.00740  -0.0094   0.0608   1.0000
   8.000   0.9507   0.01481   0.00771  -0.0085   0.0592   1.0000
   8.250   0.9733   0.01512   0.00804  -0.0076   0.0575   1.0000
   8.500   0.9954   0.01547   0.00840  -0.0067   0.0558   1.0000
   8.750   1.0176   0.01585   0.00879  -0.0058   0.0541   1.0000
   9.000   1.0408   0.01614   0.00914  -0.0051   0.0523   1.0000
   9.250   1.0637   0.01647   0.00949  -0.0044   0.0502   1.0000
   9.500   1.0860   0.01685   0.00987  -0.0036   0.0483   1.0000
   9.750   1.1086   0.01720   0.01028  -0.0029   0.0462   1.0000
  10.000   1.1310   0.01757   0.01067  -0.0021   0.0441   1.0000
  10.250   1.1526   0.01799   0.01109  -0.0013   0.0422   1.0000
  10.500   1.1741   0.01841   0.01157  -0.0004   0.0403   1.0000
  10.750   1.1951   0.01886   0.01203   0.0004   0.0383   1.0000
  11.000   1.2151   0.01938   0.01257   0.0014   0.0369   1.0000
  11.250   1.2345   0.01991   0.01316   0.0025   0.0357   1.0000
  11.500   1.2532   0.02048   0.01377   0.0036   0.0346   1.0000
  11.750   1.2708   0.02109   0.01441   0.0049   0.0337   1.0000
  12.000   1.2863   0.02178   0.01513   0.0064   0.0328   1.0000
  12.250   1.3003   0.02243   0.01587   0.0082   0.0322   1.0000
  12.500   1.3136   0.02315   0.01665   0.0099   0.0315   1.0000
  12.750   1.3264   0.02393   0.01750   0.0116   0.0307   1.0000
  13.000   1.3382   0.02481   0.01844   0.0132   0.0299   1.0000
  13.250   1.3485   0.02583   0.01951   0.0147   0.0292   1.0000
  13.500   1.3575   0.02700   0.02074   0.0162   0.0286   1.0000
  13.750   1.3679   0.02813   0.02197   0.0174   0.0280   1.0000
  14.000   1.3773   0.02940   0.02334   0.0184   0.0274   1.0000
  14.250   1.3857   0.03083   0.02486   0.0193   0.0268   1.0000
  14.500   1.3927   0.03246   0.02658   0.0199   0.0263   1.0000
  14.750   1.3982   0.03433   0.02853   0.0204   0.0259   1.0000
  15.000   1.4020   0.03649   0.03077   0.0205   0.0254   1.0000
  15.250   1.4034   0.03902   0.03339   0.0204   0.0250   1.0000
  15.500   1.4056   0.04159   0.03607   0.0201   0.0247   1.0000
  15.750   1.4076   0.04426   0.03887   0.0196   0.0244   1.0000
  16.000   1.4082   0.04721   0.04193   0.0189   0.0241   1.0000
  16.250   1.4068   0.05048   0.04533   0.0180   0.0237   1.0000
  16.500   1.4037   0.05403   0.04900   0.0168   0.0234   1.0000
  16.750   1.3988   0.05792   0.05301   0.0155   0.0231   1.0000
  17.000   1.3920   0.06211   0.05732   0.0139   0.0229   1.0000
  17.250   1.3833   0.06669   0.06201   0.0121   0.0226   1.0000
  17.500   1.3728   0.07168   0.06712   0.0099   0.0224   1.0000
  17.750   1.3607   0.07701   0.07256   0.0076   0.0222   1.0000
  18.000   1.3467   0.08278   0.07845   0.0050   0.0220   1.0000
  18.250   1.3315   0.08888   0.08467   0.0021   0.0219   1.0000
  18.500   1.3148   0.09531   0.09121  -0.0010   0.0217   1.0000
  18.750   1.2977   0.10196   0.09797  -0.0042   0.0216   1.0000
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