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NACA 63(4)-221 (naca634221-il) Xfoil prediction polar at RE=500,000 Ncrit=5


Details Polar file
Airfoil: NACA 63(4)-221 (naca634221-il)
Reynolds number: 500,000
Max Cl/Cd: 81.98 at α=7°
Description: Mach=0 Ncrit=5
Source: Xfoil prediction
Download polar: xf-naca634221-il-500000-n5.txt
Download as CSV file: xf-naca634221-il-500000-n5.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: NACA 63(4)-221                                  
  
 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
  ------ -------- --------- --------- -------- -------- --------
 -19.750  -1.0476   0.09807   0.09321  -0.0351   1.0000   0.0281
 -19.500  -1.0473   0.09463   0.08971  -0.0366   1.0000   0.0285
 -19.250  -1.0452   0.09151   0.08652  -0.0380   1.0000   0.0292
 -19.000  -1.0435   0.08837   0.08330  -0.0393   1.0000   0.0296
 -18.750  -1.0398   0.08553   0.08039  -0.0404   1.0000   0.0301
 -18.500  -1.0402   0.08217   0.07699  -0.0417   1.0000   0.0306
 -18.250  -1.0394   0.07903   0.07380  -0.0429   1.0000   0.0311
 -18.000  -1.0376   0.07607   0.07080  -0.0440   1.0000   0.0317
 -17.750  -1.0346   0.07330   0.06798  -0.0449   1.0000   0.0322
 -17.500  -1.0311   0.07062   0.06524  -0.0458   1.0000   0.0327
 -17.250  -1.0262   0.06814   0.06271  -0.0466   1.0000   0.0334
 -17.000  -1.0214   0.06569   0.06019  -0.0473   1.0000   0.0339
 -16.750  -1.0155   0.06341   0.05785  -0.0479   1.0000   0.0344
 -16.500  -1.0129   0.06078   0.05518  -0.0486   1.0000   0.0349
 -16.250  -1.0088   0.05836   0.05273  -0.0491   1.0000   0.0356
 -16.000  -1.0044   0.05599   0.05033  -0.0496   1.0000   0.0362
 -15.750  -0.9984   0.05387   0.04818  -0.0501   1.0000   0.0369
 -15.500  -0.9922   0.05177   0.04602  -0.0504   1.0000   0.0376
 -15.250  -0.9847   0.04984   0.04406  -0.0507   1.0000   0.0383
 -15.000  -0.9772   0.04794   0.04210  -0.0510   1.0000   0.0389
 -14.750  -0.9661   0.04585   0.03998  -0.0523   0.9531   0.0398
 -14.500  -0.9299   0.04320   0.03723  -0.0593   0.9171   0.0416
 -14.250  -0.9144   0.04152   0.03538  -0.0607   0.8813   0.0429
 -14.000  -0.9068   0.04000   0.03372  -0.0604   0.8586   0.0439
 -13.750  -0.9000   0.03846   0.03208  -0.0600   0.8430   0.0451
 -13.250  -0.8862   0.03541   0.02888  -0.0591   0.8186   0.0479
 -13.000  -0.8783   0.03403   0.02741  -0.0585   0.8081   0.0494
 -12.750  -0.8706   0.03262   0.02596  -0.0580   0.7986   0.0514
 -12.250  -0.8551   0.02997   0.02320  -0.0566   0.7817   0.0561
 -12.000  -0.8476   0.02867   0.02184  -0.0558   0.7735   0.0583
 -11.750  -0.8397   0.02741   0.02055  -0.0550   0.7664   0.0617
 -11.500  -0.8309   0.02623   0.01933  -0.0541   0.7585   0.0648
 -11.250  -0.8229   0.02506   0.01811  -0.0532   0.7514   0.0688
 -11.000  -0.8141   0.02392   0.01696  -0.0522   0.7450   0.0729
 -10.750  -0.8052   0.02284   0.01585  -0.0512   0.7378   0.0779
 -10.500  -0.7971   0.02176   0.01474  -0.0499   0.7311   0.0835
 -10.250  -0.7875   0.02077   0.01374  -0.0488   0.7250   0.0898
 -10.000  -0.7794   0.01974   0.01271  -0.0474   0.7185   0.0975
  -9.750  -0.7711   0.01877   0.01174  -0.0460   0.7126   0.1057
  -9.500  -0.7624   0.01786   0.01084  -0.0445   0.7070   0.1146
  -9.250  -0.7529   0.01704   0.01002  -0.0429   0.7009   0.1241
  -9.000  -0.7450   0.01623   0.00921  -0.0409   0.6947   0.1340
  -8.750  -0.7383   0.01550   0.00848  -0.0386   0.6893   0.1434
  -8.500  -0.7320   0.01497   0.00795  -0.0359   0.6841   0.1532
  -8.250  -0.7185   0.01445   0.00745  -0.0342   0.6787   0.1662
  -7.750  -0.6876   0.01335   0.00646  -0.0315   0.6684   0.2032
  -7.500  -0.6694   0.01280   0.00601  -0.0305   0.6632   0.2284
  -7.250  -0.6497   0.01228   0.00558  -0.0298   0.6582   0.2535
  -7.000  -0.6282   0.01184   0.00520  -0.0292   0.6535   0.2781
  -6.750  -0.6057   0.01141   0.00485  -0.0288   0.6489   0.3029
  -6.500  -0.5824   0.01098   0.00454  -0.0284   0.6439   0.3325
  -6.250  -0.5584   0.01061   0.00429  -0.0282   0.6389   0.3664
  -6.000  -0.5327   0.01037   0.00411  -0.0281   0.6343   0.3906
  -5.750  -0.5050   0.01023   0.00397  -0.0283   0.6302   0.4052
  -5.500  -0.4768   0.01012   0.00385  -0.0285   0.6258   0.4167
  -5.250  -0.4486   0.01001   0.00374  -0.0287   0.6210   0.4263
  -5.000  -0.4200   0.00996   0.00363  -0.0290   0.6162   0.4347
  -4.750  -0.3914   0.00989   0.00353  -0.0292   0.6119   0.4410
  -4.500  -0.3624   0.00981   0.00345  -0.0295   0.6077   0.4475
  -4.250  -0.3331   0.00977   0.00336  -0.0298   0.6034   0.4540
  -4.000  -0.3044   0.00970   0.00330  -0.0301   0.5991   0.4615
  -3.750  -0.2754   0.00968   0.00324  -0.0304   0.5951   0.4691
  -3.500  -0.2460   0.00965   0.00317  -0.0308   0.5912   0.4743
  -3.250  -0.2167   0.00959   0.00312  -0.0311   0.5868   0.4785
  -3.000  -0.1875   0.00956   0.00306  -0.0314   0.5822   0.4828
  -2.750  -0.1581   0.00955   0.00300  -0.0318   0.5780   0.4871
  -2.500  -0.1286   0.00955   0.00295  -0.0322   0.5744   0.4910
  -2.250  -0.0992   0.00950   0.00292  -0.0325   0.5707   0.4950
  -2.000  -0.0698   0.00947   0.00290  -0.0329   0.5668   0.4993
  -1.750  -0.0403   0.00947   0.00287  -0.0333   0.5629   0.5036
  -1.500  -0.0109   0.00948   0.00283  -0.0336   0.5590   0.5078
  -1.250   0.0186   0.00948   0.00281  -0.0340   0.5553   0.5115
  -1.000   0.0481   0.00945   0.00281  -0.0344   0.5513   0.5153
  -0.750   0.0776   0.00945   0.00281  -0.0347   0.5474   0.5192
  -0.500   0.1070   0.00946   0.00281  -0.0351   0.5437   0.5232
  -0.250   0.1364   0.00949   0.00280  -0.0355   0.5402   0.5267
   0.000   0.1659   0.00951   0.00281  -0.0358   0.5369   0.5300
   0.250   0.1954   0.00950   0.00284  -0.0362   0.5334   0.5338
   0.500   0.2248   0.00951   0.00286  -0.0366   0.5295   0.5379
   0.750   0.2542   0.00954   0.00288  -0.0370   0.5256   0.5417
   1.000   0.2835   0.00959   0.00290  -0.0373   0.5221   0.5453
   1.250   0.3127   0.00963   0.00294  -0.0376   0.5189   0.5486
   1.500   0.3421   0.00963   0.00299  -0.0380   0.5153   0.5523
   1.750   0.3714   0.00966   0.00305  -0.0384   0.5113   0.5563
   2.000   0.4005   0.00971   0.00310  -0.0387   0.5073   0.5607
   2.250   0.4295   0.00978   0.00314  -0.0390   0.5034   0.5648
   2.500   0.4585   0.00982   0.00321  -0.0393   0.4998   0.5685
   2.750   0.4877   0.00985   0.00329  -0.0396   0.4959   0.5725
   3.000   0.5166   0.00990   0.00337  -0.0399   0.4917   0.5766
   3.250   0.5454   0.00998   0.00345  -0.0402   0.4877   0.5808
   3.500   0.5738   0.01008   0.00352  -0.0404   0.4837   0.5846
   3.750   0.6028   0.01011   0.00363  -0.0407   0.4801   0.5886
   4.000   0.6315   0.01017   0.00374  -0.0410   0.4759   0.5932
   4.250   0.6599   0.01025   0.00384  -0.0412   0.4717   0.5979
   4.500   0.6880   0.01036   0.00395  -0.0413   0.4674   0.6025
   4.750   0.7162   0.01043   0.00407  -0.0415   0.4625   0.6065
   5.000   0.7439   0.01051   0.00418  -0.0416   0.4548   0.6107
   5.250   0.7707   0.01064   0.00431  -0.0416   0.4475   0.6153
   5.500   0.7987   0.01073   0.00445  -0.0418   0.4415   0.6199
   6.000   0.8522   0.01098   0.00475  -0.0417   0.4287   0.6292
   6.250   0.8791   0.01110   0.00492  -0.0417   0.4211   0.6343
   6.500   0.9043   0.01129   0.00510  -0.0414   0.4126   0.6393
   6.750   0.9304   0.01144   0.00528  -0.0413   0.4028   0.6436
   7.000   0.9543   0.01164   0.00549  -0.0408   0.3913   0.6484
   7.250   0.9764   0.01191   0.00575  -0.0401   0.3747   0.6537
   7.500   0.9948   0.01232   0.00607  -0.0388   0.3494   0.6592
   7.750   1.0085   0.01288   0.00650  -0.0369   0.3214   0.6640
   8.000   1.0200   0.01345   0.00699  -0.0346   0.2976   0.6689
   8.250   1.0268   0.01399   0.00748  -0.0315   0.2790   0.6743
   8.500   1.0320   0.01466   0.00810  -0.0283   0.2616   0.6800
   8.750   1.0363   0.01548   0.00886  -0.0254   0.2433   0.6855
   9.000   1.0412   0.01637   0.00972  -0.0228   0.2262   0.6912
   9.250   1.0454   0.01739   0.01070  -0.0203   0.2091   0.6975
   9.500   1.0498   0.01851   0.01177  -0.0181   0.1934   0.7031
   9.750   1.0543   0.01967   0.01291  -0.0161   0.1796   0.7091
  10.000   1.0595   0.02088   0.01411  -0.0143   0.1672   0.7157
  10.250   1.0659   0.02209   0.01531  -0.0128   0.1563   0.7222
  10.500   1.0715   0.02339   0.01662  -0.0113   0.1463   0.7284
  10.750   1.0761   0.02480   0.01803  -0.0098   0.1367   0.7350
  11.000   1.0822   0.02619   0.01942  -0.0086   0.1270   0.7417
  11.250   1.0879   0.02762   0.02087  -0.0074   0.1187   0.7485
  11.500   1.0916   0.02924   0.02249  -0.0062   0.1098   0.7560
  12.000   1.1020   0.03241   0.02571  -0.0043   0.0952   0.7708
  12.250   1.1064   0.03414   0.02745  -0.0034   0.0886   0.7790
  12.500   1.1112   0.03589   0.02923  -0.0027   0.0824   0.7870
  12.750   1.1152   0.03775   0.03112  -0.0020   0.0754   0.7966
  13.000   1.1194   0.03965   0.03305  -0.0014   0.0701   0.8056
  13.250   1.1244   0.04154   0.03498  -0.0009   0.0654   0.8158
  13.500   1.1295   0.04343   0.03693  -0.0005   0.0611   0.8265
  14.000   1.1388   0.04737   0.04100   0.0003   0.0538   0.8553
  14.250   1.1419   0.04944   0.04316   0.0008   0.0509   0.8769
  14.500   1.1494   0.05134   0.04522   0.0007   0.0485   0.9218
  14.750   1.1599   0.05367   0.04762  -0.0008   0.0461   1.0000
  15.000   1.1656   0.05594   0.04991  -0.0011   0.0445   1.0000
  15.250   1.1720   0.05818   0.05219  -0.0014   0.0427   1.0000
  15.500   1.1777   0.06051   0.05456  -0.0018   0.0410   1.0000
  15.750   1.1815   0.06311   0.05718  -0.0023   0.0396   1.0000
  16.000   1.1878   0.06545   0.05956  -0.0027   0.0383   1.0000
  16.250   1.1928   0.06800   0.06216  -0.0033   0.0372   1.0000
  16.500   1.1977   0.07058   0.06478  -0.0039   0.0362   1.0000
  16.750   1.2009   0.07340   0.06764  -0.0046   0.0353   1.0000
  17.000   1.2043   0.07624   0.07052  -0.0054   0.0345   1.0000
  17.250   1.2092   0.07894   0.07329  -0.0062   0.0338   1.0000
  17.500   1.2134   0.08177   0.07618  -0.0071   0.0330   1.0000
  17.750   1.2170   0.08469   0.07916  -0.0080   0.0322   1.0000
  18.000   1.2195   0.08781   0.08232  -0.0091   0.0315   1.0000
  18.250   1.2213   0.09104   0.08560  -0.0102   0.0307   1.0000
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