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NPL 9615 AIRFOIL (npl9615-il) Xfoil prediction polar at RE=500,000 Ncrit=5


Details Polar file
Airfoil: NPL 9615 AIRFOIL (npl9615-il)
Reynolds number: 500,000
Max Cl/Cd: 68.1 at α=6.75°
Description: Mach=0 Ncrit=5
Source: Xfoil prediction
Download polar: xf-npl9615-il-500000-n5.txt
Download as CSV file: xf-npl9615-il-500000-n5.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: NPL 9615 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
  ------ -------- --------- --------- -------- -------- --------
 -14.250  -0.9694   0.06386   0.06071  -0.0374   1.0000   0.0118
 -14.000  -1.0044   0.05421   0.05079  -0.0442   1.0000   0.0118
 -13.750  -1.0272   0.04809   0.04443  -0.0472   1.0000   0.0118
 -13.500  -1.0435   0.04364   0.03976  -0.0480   1.0000   0.0118
 -13.250  -1.0548   0.04026   0.03616  -0.0473   1.0000   0.0118
 -13.000  -1.0623   0.03755   0.03324  -0.0458   1.0000   0.0118
 -12.750  -1.0666   0.03532   0.03081  -0.0436   1.0000   0.0118
 -12.500  -1.0681   0.03345   0.02876  -0.0409   1.0000   0.0118
 -12.250  -1.0673   0.03183   0.02697  -0.0380   1.0000   0.0119
 -12.000  -1.0630   0.03034   0.02531  -0.0353   1.0000   0.0119
 -11.750  -1.0551   0.02891   0.02371  -0.0330   1.0000   0.0119
 -11.500  -1.0453   0.02759   0.02224  -0.0308   1.0000   0.0119
 -11.250  -1.0340   0.02639   0.02088  -0.0287   1.0000   0.0119
 -11.000  -1.0214   0.02527   0.01964  -0.0266   1.0000   0.0119
 -10.750  -1.0078   0.02424   0.01848  -0.0246   1.0000   0.0119
 -10.500  -0.9933   0.02329   0.01741  -0.0226   1.0000   0.0119
 -10.250  -0.9781   0.02240   0.01641  -0.0208   1.0000   0.0119
 -10.000  -0.9621   0.02157   0.01548  -0.0189   1.0000   0.0119
  -9.750  -0.9456   0.02080   0.01461  -0.0171   1.0000   0.0119
  -9.500  -0.9286   0.02007   0.01381  -0.0153   1.0000   0.0119
  -9.250  -0.9114   0.01939   0.01305  -0.0135   1.0000   0.0119
  -9.000  -0.8940   0.01876   0.01234  -0.0118   1.0000   0.0119
  -8.750  -0.8763   0.01817   0.01168  -0.0100   1.0000   0.0119
  -8.500  -0.8587   0.01761   0.01106  -0.0082   1.0000   0.0119
  -8.250  -0.8410   0.01709   0.01049  -0.0064   1.0000   0.0119
  -8.000  -0.8186   0.01657   0.00990  -0.0055   0.9994   0.0119
  -7.750  -0.7869   0.01600   0.00928  -0.0067   0.9969   0.0119
  -7.500  -0.7540   0.01547   0.00869  -0.0080   0.9934   0.0119
  -7.000  -0.6901   0.01449   0.00762  -0.0102   0.9830   0.0120
  -6.750  -0.6590   0.01405   0.00713  -0.0111   0.9769   0.0121
  -6.500  -0.6276   0.01364   0.00668  -0.0120   0.9714   0.0121
  -6.250  -0.5969   0.01325   0.00626  -0.0127   0.9659   0.0122
  -6.000  -0.5630   0.01286   0.00584  -0.0141   0.9614   0.0123
  -5.750  -0.5282   0.01250   0.00544  -0.0157   0.9572   0.0124
  -5.500  -0.4970   0.01217   0.00509  -0.0165   0.9502   0.0126
  -5.250  -0.4635   0.01184   0.00474  -0.0178   0.9432   0.0128
  -5.000  -0.4314   0.01153   0.00442  -0.0188   0.9349   0.0131
  -4.750  -0.4002   0.01125   0.00411  -0.0196   0.9247   0.0135
  -4.500  -0.3711   0.01098   0.00384  -0.0198   0.9138   0.0141
  -4.250  -0.3418   0.01074   0.00358  -0.0201   0.9027   0.0165
  -4.000  -0.3134   0.01056   0.00337  -0.0202   0.8912   0.0181
  -3.750  -0.2862   0.01038   0.00317  -0.0200   0.8792   0.0213
  -3.500  -0.2593   0.01023   0.00301  -0.0197   0.8663   0.0253
  -3.250  -0.2329   0.01010   0.00286  -0.0193   0.8500   0.0289
  -3.000  -0.2073   0.01001   0.00269  -0.0187   0.8153   0.0320
  -2.750  -0.1827   0.00998   0.00250  -0.0178   0.7830   0.0339
  -2.500  -0.1574   0.00994   0.00237  -0.0172   0.7638   0.0360
  -2.250  -0.1317   0.00988   0.00226  -0.0166   0.7478   0.0381
  -2.000  -0.1057   0.00982   0.00216  -0.0162   0.7326   0.0404
  -1.500  -0.0542   0.00971   0.00197  -0.0151   0.6978   0.0467
  -1.250  -0.0289   0.00968   0.00189  -0.0145   0.6761   0.0514
  -1.000  -0.0038   0.00965   0.00181  -0.0139   0.6535   0.0581
  -0.750   0.0210   0.00956   0.00174  -0.0132   0.6327   0.0791
  -0.500   0.0311   0.00803   0.00145  -0.0104   0.6146   0.4484
  -0.250   0.0509   0.00766   0.00140  -0.0087   0.5968   0.5554
   0.000   0.0724   0.00745   0.00140  -0.0073   0.5807   0.6228
   0.250   0.0949   0.00735   0.00141  -0.0061   0.5617   0.6736
   0.500   0.1161   0.00726   0.00143  -0.0045   0.5367   0.7317
   1.000   0.1611   0.00717   0.00161  -0.0016   0.4897   0.8489
   1.250   0.1874   0.00727   0.00167  -0.0011   0.4674   0.8740
   1.500   0.2151   0.00739   0.00174  -0.0010   0.4452   0.8916
   1.750   0.2439   0.00751   0.00181  -0.0011   0.4264   0.9036
   2.000   0.2734   0.00765   0.00189  -0.0014   0.4079   0.9127
   2.250   0.3032   0.00779   0.00197  -0.0017   0.3892   0.9223
   2.500   0.3328   0.00795   0.00206  -0.0021   0.3685   0.9307
   2.750   0.3655   0.00814   0.00217  -0.0032   0.3466   0.9377
   3.000   0.3947   0.00834   0.00228  -0.0035   0.3227   0.9454
   3.250   0.4266   0.00859   0.00242  -0.0045   0.2959   0.9507
   3.500   0.4606   0.00888   0.00259  -0.0060   0.2641   0.9546
   3.750   0.4934   0.00918   0.00277  -0.0072   0.2397   0.9588
   4.000   0.5247   0.00945   0.00295  -0.0081   0.2165   0.9634
   4.250   0.5535   0.00974   0.00315  -0.0084   0.1952   0.9685
   4.500   0.5864   0.01003   0.00335  -0.0097   0.1761   0.9715
   4.750   0.6181   0.01031   0.00356  -0.0107   0.1598   0.9752
   5.000   0.6488   0.01060   0.00378  -0.0115   0.1467   0.9796
   5.250   0.6783   0.01088   0.00402  -0.0121   0.1341   0.9844
   5.500   0.7082   0.01121   0.00426  -0.0128   0.1185   0.9884
   5.750   0.7406   0.01150   0.00450  -0.0140   0.1074   0.9914
   6.000   0.7716   0.01178   0.00474  -0.0150   0.0988   0.9942
   6.250   0.8024   0.01209   0.00501  -0.0159   0.0916   0.9968
   6.500   0.8333   0.01238   0.00526  -0.0168   0.0820   0.9988
   6.750   0.8615   0.01265   0.00553  -0.0171   0.0727   1.0000
   7.000   0.8814   0.01295   0.00583  -0.0157   0.0641   1.0000
   7.250   0.9002   0.01335   0.00618  -0.0141   0.0538   1.0000
   7.500   0.9187   0.01379   0.00656  -0.0124   0.0429   1.0000
   7.750   0.9373   0.01424   0.00698  -0.0108   0.0351   1.0000
   8.000   0.9562   0.01467   0.00739  -0.0093   0.0306   1.0000
   8.250   0.9753   0.01509   0.00782  -0.0078   0.0277   1.0000
   8.500   0.9945   0.01551   0.00825  -0.0063   0.0255   1.0000
   8.750   1.0137   0.01593   0.00871  -0.0048   0.0239   1.0000
   9.000   1.0326   0.01638   0.00918  -0.0033   0.0226   1.0000
   9.250   1.0513   0.01685   0.00968  -0.0018   0.0215   1.0000
   9.500   1.0698   0.01732   0.01020  -0.0003   0.0205   1.0000
   9.750   1.0875   0.01785   0.01075   0.0013   0.0197   1.0000
  10.000   1.1049   0.01838   0.01133   0.0029   0.0189   1.0000
  10.250   1.1224   0.01891   0.01191   0.0045   0.0181   1.0000
  10.500   1.1390   0.01949   0.01254   0.0062   0.0174   1.0000
  10.750   1.1539   0.02018   0.01326   0.0080   0.0168   1.0000
  11.000   1.1698   0.02079   0.01395   0.0098   0.0163   1.0000
  11.250   1.1846   0.02145   0.01469   0.0116   0.0158   1.0000
  11.500   1.1980   0.02216   0.01546   0.0135   0.0154   1.0000
  11.750   1.2090   0.02290   0.01626   0.0159   0.0150   1.0000
  12.000   1.2185   0.02374   0.01716   0.0183   0.0147   1.0000
  12.250   1.2261   0.02474   0.01822   0.0207   0.0145   1.0000
  12.500   1.2343   0.02577   0.01933   0.0228   0.0142   1.0000
  12.750   1.2427   0.02685   0.02051   0.0246   0.0140   1.0000
  13.000   1.2500   0.02808   0.02183   0.0263   0.0138   1.0000
  13.250   1.2562   0.02946   0.02332   0.0278   0.0136   1.0000
  13.500   1.2615   0.03101   0.02497   0.0290   0.0134   1.0000
  13.750   1.2657   0.03276   0.02682   0.0300   0.0132   1.0000
  14.000   1.2690   0.03476   0.02892   0.0306   0.0131   1.0000
  14.250   1.2712   0.03700   0.03127   0.0309   0.0129   1.0000
  14.500   1.2722   0.03951   0.03388   0.0309   0.0128   1.0000
  14.750   1.2719   0.04232   0.03681   0.0305   0.0127   1.0000
  15.000   1.2702   0.04546   0.04005   0.0298   0.0126   1.0000
  15.250   1.2670   0.04893   0.04364   0.0287   0.0125   1.0000
  15.500   1.2621   0.05276   0.04758   0.0274   0.0125   1.0000
  15.750   1.2555   0.05695   0.05189   0.0258   0.0124   1.0000
  16.000   1.2471   0.06148   0.05653   0.0239   0.0123   1.0000
  16.250   1.2372   0.06635   0.06151   0.0218   0.0123   1.0000
  16.500   1.2261   0.07150   0.06678   0.0195   0.0123   1.0000
  16.750   1.2144   0.07689   0.07229   0.0171   0.0122   1.0000
  17.000   1.2018   0.08254   0.07804   0.0145   0.0122   1.0000
  17.250   1.1894   0.08828   0.08388   0.0118   0.0122   1.0000
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