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NACA 642-015 AIRFOIL (n64015-il) Xfoil prediction polar at RE=500,000 Ncrit=9


Details Polar file
Airfoil: NACA 642-015 AIRFOIL (n64015-il)
Reynolds number: 500,000
Max Cl/Cd: 65.22 at α=5°
Description: Mach=0 Ncrit=9
Source: Xfoil prediction
Download polar: xf-n64015-il-500000.txt
Download as CSV file: xf-n64015-il-500000.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: NACA 642-015 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 =   9.000
  
   alpha    CL        CD       CDp       CM     Top_Xtr  Bot_Xtr
  ------ -------- --------- --------- -------- -------- --------
 -16.500  -0.9753   0.09443   0.09136  -0.0163   1.0000   0.0196
 -16.250  -1.0243   0.08210   0.07868  -0.0234   1.0000   0.0194
 -16.000  -1.0426   0.07582   0.07222  -0.0266   1.0000   0.0194
 -15.750  -1.0641   0.06949   0.06567  -0.0293   1.0000   0.0194
 -15.500  -1.0786   0.06450   0.06049  -0.0311   1.0000   0.0195
 -15.250  -1.0908   0.06008   0.05588  -0.0323   1.0000   0.0195
 -15.000  -1.0958   0.05671   0.05238  -0.0331   1.0000   0.0196
 -14.750  -1.1000   0.05354   0.04907  -0.0335   1.0000   0.0198
 -14.500  -1.1044   0.05036   0.04574  -0.0337   1.0000   0.0199
 -14.250  -1.1040   0.04791   0.04318  -0.0337   1.0000   0.0202
 -14.000  -1.1050   0.04513   0.04022  -0.0334   1.0000   0.0202
 -13.750  -1.1028   0.04284   0.03779  -0.0329   1.0000   0.0205
 -13.500  -1.0994   0.04064   0.03544  -0.0323   1.0000   0.0208
 -13.250  -1.0938   0.03872   0.03338  -0.0317   1.0000   0.0211
 -13.000  -1.0870   0.03691   0.03142  -0.0309   1.0000   0.0214
 -12.750  -1.0790   0.03529   0.02965  -0.0301   1.0000   0.0217
 -12.500  -1.0698   0.03380   0.02803  -0.0293   1.0000   0.0220
 -12.250  -1.0609   0.03259   0.02669  -0.0283   1.0000   0.0222
 -12.000  -1.0421   0.03059   0.02463  -0.0277   1.0000   0.0229
 -11.750  -1.0272   0.02933   0.02335  -0.0270   1.0000   0.0233
 -11.500  -1.0129   0.02822   0.02220  -0.0262   1.0000   0.0237
 -11.250  -0.9985   0.02716   0.02110  -0.0254   1.0000   0.0242
 -11.000  -0.9839   0.02613   0.02003  -0.0245   1.0000   0.0247
 -10.750  -0.9690   0.02513   0.01898  -0.0236   1.0000   0.0253
 -10.500  -0.9538   0.02423   0.01801  -0.0227   1.0000   0.0259
 -10.250  -0.9383   0.02334   0.01705  -0.0217   1.0000   0.0264
 -10.000  -0.9222   0.02259   0.01624  -0.0208   1.0000   0.0269
  -9.750  -0.9132   0.02112   0.01478  -0.0191   1.0000   0.0279
  -9.500  -0.8996   0.02028   0.01394  -0.0179   1.0000   0.0288
  -9.250  -0.8853   0.01951   0.01318  -0.0167   1.0000   0.0296
  -8.750  -0.8348   0.01808   0.01162  -0.0181   0.9543   0.0321
  -8.500  -0.8257   0.01731   0.01075  -0.0155   0.9260   0.0331
  -8.250  -0.8154   0.01668   0.01006  -0.0129   0.9069   0.0346
  -8.000  -0.7999   0.01622   0.00953  -0.0110   0.8927   0.0362
  -7.750  -0.7820   0.01585   0.00906  -0.0094   0.8806   0.0381
  -7.500  -0.7659   0.01521   0.00836  -0.0078   0.8686   0.0405
  -7.250  -0.7465   0.01474   0.00786  -0.0066   0.8582   0.0433
  -6.750  -0.7056   0.01381   0.00683  -0.0045   0.8388   0.0512
  -6.500  -0.6839   0.01338   0.00637  -0.0036   0.8304   0.0577
  -6.250  -0.6624   0.01285   0.00589  -0.0028   0.8214   0.0706
  -6.000  -0.6421   0.01223   0.00539  -0.0018   0.8134   0.1001
  -5.750  -0.6228   0.01141   0.00486  -0.0009   0.8046   0.1569
  -5.500  -0.6050   0.01044   0.00427   0.0002   0.7968   0.2428
  -5.250  -0.5885   0.00925   0.00364   0.0014   0.7882   0.3635
  -5.000  -0.5667   0.00869   0.00340   0.0021   0.7809   0.4551
  -4.750  -0.5401   0.00853   0.00329   0.0023   0.7730   0.4871
  -4.500  -0.5131   0.00845   0.00317   0.0024   0.7663   0.5071
  -4.250  -0.4852   0.00838   0.00309   0.0024   0.7587   0.5231
  -4.000  -0.4572   0.00835   0.00300   0.0024   0.7518   0.5357
  -3.750  -0.4292   0.00830   0.00293   0.0023   0.7449   0.5463
  -3.500  -0.4011   0.00827   0.00288   0.0023   0.7378   0.5583
  -3.250  -0.3732   0.00829   0.00284   0.0023   0.7314   0.5716
  -3.000  -0.3449   0.00830   0.00283   0.0022   0.7241   0.5834
  -2.750  -0.3170   0.00831   0.00283   0.0023   0.7176   0.5952
  -2.500  -0.2886   0.00831   0.00281   0.0022   0.7109   0.6046
  -2.250  -0.2599   0.00829   0.00277   0.0021   0.7044   0.6103
  -2.000  -0.2312   0.00830   0.00269   0.0019   0.6987   0.6152
  -1.750  -0.2022   0.00824   0.00264   0.0016   0.6923   0.6201
  -1.500  -0.1735   0.00822   0.00260   0.0015   0.6864   0.6252
  -1.250  -0.1447   0.00823   0.00256   0.0012   0.6810   0.6304
  -1.000  -0.1156   0.00820   0.00251   0.0009   0.6750   0.6350
  -0.750  -0.0868   0.00816   0.00248   0.0008   0.6696   0.6393
  -0.500  -0.0580   0.00818   0.00247   0.0005   0.6644   0.6441
  -0.250  -0.0288   0.00817   0.00245   0.0002   0.6586   0.6491
   0.000   0.0000   0.00814   0.00243   0.0000   0.6536   0.6536
   0.250   0.0288   0.00817   0.00245  -0.0002   0.6490   0.6586
   0.500   0.0580   0.00818   0.00247  -0.0005   0.6440   0.6644
   0.750   0.0869   0.00816   0.00248  -0.0008   0.6393   0.6696
   1.000   0.1156   0.00820   0.00251  -0.0009   0.6350   0.6750
   1.250   0.1447   0.00823   0.00256  -0.0012   0.6304   0.6810
   1.500   0.1736   0.00822   0.00260  -0.0015   0.6252   0.6864
   1.750   0.2023   0.00824   0.00264  -0.0016   0.6201   0.6923
   2.000   0.2312   0.00830   0.00269  -0.0019   0.6152   0.6987
   2.250   0.2600   0.00829   0.00277  -0.0021   0.6103   0.7044
   2.500   0.2886   0.00831   0.00281  -0.0022   0.6045   0.7109
   2.750   0.3171   0.00831   0.00283  -0.0023   0.5952   0.7176
   3.000   0.3449   0.00830   0.00283  -0.0022   0.5834   0.7241
   3.250   0.3733   0.00829   0.00284  -0.0023   0.5716   0.7314
   3.500   0.4012   0.00827   0.00288  -0.0023   0.5582   0.7378
   3.750   0.4293   0.00830   0.00293  -0.0023   0.5463   0.7449
   4.000   0.4572   0.00835   0.00300  -0.0024   0.5357   0.7518
   4.250   0.4852   0.00838   0.00309  -0.0024   0.5231   0.7587
   4.500   0.5131   0.00845   0.00317  -0.0024   0.5072   0.7663
   4.750   0.5401   0.00853   0.00329  -0.0023   0.4870   0.7730
   5.000   0.5668   0.00869   0.00340  -0.0021   0.4548   0.7809
   5.250   0.5884   0.00925   0.00364  -0.0014   0.3627   0.7882
   5.500   0.6051   0.01043   0.00427  -0.0002   0.2437   0.7968
   5.750   0.6229   0.01141   0.00486   0.0009   0.1574   0.8046
   6.000   0.6421   0.01223   0.00539   0.0018   0.1002   0.8134
   6.250   0.6625   0.01285   0.00589   0.0028   0.0707   0.8214
   6.500   0.6840   0.01338   0.00637   0.0036   0.0578   0.8304
   6.750   0.7056   0.01381   0.00683   0.0045   0.0512   0.8388
   7.250   0.7466   0.01474   0.00786   0.0066   0.0433   0.8582
   7.500   0.7659   0.01521   0.00836   0.0077   0.0405   0.8686
   7.750   0.7821   0.01584   0.00905   0.0094   0.0380   0.8806
   8.000   0.8001   0.01622   0.00952   0.0109   0.0361   0.8927
   8.250   0.8155   0.01668   0.01006   0.0128   0.0346   0.9070
   8.500   0.8259   0.01732   0.01075   0.0155   0.0331   0.9260
   8.750   0.8350   0.01808   0.01162   0.0181   0.0321   0.9543
   9.250   0.8855   0.01952   0.01319   0.0167   0.0297   1.0000
   9.500   0.9003   0.02024   0.01390   0.0178   0.0287   1.0000
   9.750   0.9133   0.02113   0.01479   0.0191   0.0279   1.0000
  10.000   0.9226   0.02257   0.01622   0.0207   0.0268   1.0000
  10.250   0.9388   0.02331   0.01703   0.0216   0.0264   1.0000
  10.500   0.9542   0.02419   0.01798   0.0226   0.0258   1.0000
  10.750   0.9694   0.02514   0.01898   0.0235   0.0253   1.0000
  11.000   0.9843   0.02613   0.02003   0.0244   0.0246   1.0000
  11.250   0.9987   0.02712   0.02105   0.0253   0.0240   1.0000
  11.500   1.0133   0.02821   0.02218   0.0261   0.0237   1.0000
  11.750   1.0275   0.02930   0.02331   0.0269   0.0232   1.0000
  12.000   1.0426   0.03059   0.02463   0.0277   0.0229   1.0000
  12.250   1.0637   0.03268   0.02677   0.0282   0.0223   1.0000
  12.500   1.0705   0.03384   0.02807   0.0292   0.0220   1.0000
  12.750   1.0787   0.03524   0.02961   0.0301   0.0216   1.0000
  13.000   1.0871   0.03684   0.03135   0.0309   0.0213   1.0000
  13.250   1.0943   0.03869   0.03335   0.0316   0.0210   1.0000
  13.500   1.0997   0.04068   0.03549   0.0323   0.0207   1.0000
  13.750   1.1037   0.04275   0.03769   0.0328   0.0204   1.0000
  14.000   1.1057   0.04512   0.04020   0.0333   0.0202   1.0000
  14.250   1.1069   0.04752   0.04274   0.0335   0.0200   1.0000
  14.500   1.1035   0.05059   0.04598   0.0336   0.0199   1.0000
  14.750   1.0993   0.05374   0.04930   0.0334   0.0198   1.0000
  15.000   1.0945   0.05697   0.05267   0.0329   0.0197   1.0000
  15.250   1.0926   0.05991   0.05570   0.0323   0.0195   1.0000
  15.500   1.0838   0.06385   0.05979   0.0312   0.0193   1.0000
  15.750   1.0659   0.06933   0.06550   0.0293   0.0194   1.0000
  16.000   1.0472   0.07523   0.07160   0.0268   0.0194   1.0000
  16.250   1.0306   0.08117   0.07770   0.0238   0.0193   1.0000
  16.500   0.9609   0.09736   0.09439   0.0144   0.0197   1.0000
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