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NACA 63(4)-221 (naca634221-il) Xfoil prediction polar at RE=200,000 Ncrit=5


Details Polar file
Airfoil: NACA 63(4)-221 (naca634221-il)
Reynolds number: 200,000
Max Cl/Cd: 58.37 at α=8.25°
Description: Mach=0 Ncrit=5
Source: Xfoil prediction
Download polar: xf-naca634221-il-200000-n5.txt
Download as CSV file: xf-naca634221-il-200000-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 =     0.200 e 6     Ncrit =   5.000
  
   alpha    CL        CD       CDp       CM     Top_Xtr  Bot_Xtr
  ------ -------- --------- --------- -------- -------- --------
 -19.750  -0.9659   0.10933   0.10348  -0.0327   1.0000   0.0380
 -19.500  -0.9667   0.10552   0.09953  -0.0347   1.0000   0.0387
 -19.250  -0.9656   0.10206   0.09598  -0.0364   1.0000   0.0394
 -19.000  -0.9624   0.09907   0.09297  -0.0378   1.0000   0.0401
 -18.750  -0.9597   0.09598   0.08985  -0.0392   1.0000   0.0408
 -18.500  -0.9573   0.09282   0.08662  -0.0407   1.0000   0.0416
 -18.250  -0.9538   0.08989   0.08362  -0.0419   1.0000   0.0425
 -18.000  -0.9509   0.08687   0.08049  -0.0432   1.0000   0.0435
 -17.750  -0.9465   0.08409   0.07759  -0.0443   1.0000   0.0444
 -17.500  -0.9417   0.08154   0.07505  -0.0452   1.0000   0.0451
 -17.250  -0.9377   0.07882   0.07230  -0.0462   1.0000   0.0461
 -17.000  -0.9325   0.07629   0.06973  -0.0471   1.0000   0.0470
 -16.750  -0.9273   0.07376   0.06714  -0.0480   1.0000   0.0481
 -16.500  -0.9214   0.07137   0.06467  -0.0487   1.0000   0.0494
 -16.250  -0.9156   0.06902   0.06227  -0.0494   1.0000   0.0506
 -16.000  -0.9111   0.06655   0.05980  -0.0502   1.0000   0.0518
 -15.750  -0.9054   0.06422   0.05745  -0.0508   1.0000   0.0532
 -15.500  -0.8989   0.06204   0.05522  -0.0514   1.0000   0.0547
 -15.250  -0.8910   0.06004   0.05314  -0.0518   1.0000   0.0563
 -15.000  -0.8862   0.05777   0.05088  -0.0523   1.0000   0.0576
 -14.750  -0.8808   0.05557   0.04867  -0.0528   1.0000   0.0591
 -14.500  -0.8740   0.05357   0.04664  -0.0531   1.0000   0.0609
 -14.250  -0.8661   0.05168   0.04469  -0.0534   1.0000   0.0629
 -14.000  -0.8609   0.04959   0.04261  -0.0536   1.0000   0.0647
 -13.750  -0.8556   0.04753   0.04056  -0.0539   1.0000   0.0668
 -13.500  -0.8485   0.04569   0.03868  -0.0541   1.0000   0.0692
 -13.250  -0.8412   0.04388   0.03685  -0.0542   1.0000   0.0717
 -13.000  -0.8370   0.04193   0.03493  -0.0541   0.9745   0.0745
 -12.750  -0.8119   0.03996   0.03284  -0.0582   0.9248   0.0795
 -12.500  -0.7975   0.03789   0.03071  -0.0603   0.8985   0.0848
 -12.250  -0.7870   0.03631   0.02903  -0.0607   0.8786   0.0901
 -12.000  -0.7807   0.03466   0.02733  -0.0605   0.8629   0.0959
 -11.750  -0.7742   0.03315   0.02577  -0.0600   0.8496   0.1023
 -11.500  -0.7681   0.03172   0.02430  -0.0593   0.8378   0.1096
 -11.250  -0.7642   0.03025   0.02279  -0.0583   0.8272   0.1174
 -11.000  -0.7588   0.02887   0.02139  -0.0573   0.8170   0.1264
 -10.750  -0.7529   0.02760   0.02007  -0.0562   0.8085   0.1362
 -10.500  -0.7489   0.02620   0.01869  -0.0551   0.7995   0.1467
 -10.250  -0.7448   0.02492   0.01739  -0.0537   0.7913   0.1575
 -10.000  -0.7401   0.02369   0.01616  -0.0523   0.7832   0.1694
  -9.750  -0.7362   0.02249   0.01496  -0.0506   0.7753   0.1827
  -9.500  -0.7333   0.02132   0.01380  -0.0487   0.7687   0.1976
  -9.250  -0.7311   0.02017   0.01271  -0.0467   0.7610   0.2144
  -9.000  -0.7302   0.01912   0.01169  -0.0441   0.7540   0.2324
  -8.750  -0.7313   0.01830   0.01089  -0.0408   0.7477   0.2508
  -8.500  -0.7269   0.01759   0.01026  -0.0381   0.7407   0.2722
  -8.250  -0.7170   0.01697   0.00969  -0.0361   0.7347   0.2968
  -7.750  -0.6876   0.01599   0.00888  -0.0331   0.7234   0.3499
  -7.500  -0.6681   0.01568   0.00863  -0.0321   0.7174   0.3745
  -7.250  -0.6462   0.01547   0.00840  -0.0314   0.7123   0.3955
  -7.000  -0.6225   0.01532   0.00822  -0.0309   0.7074   0.4118
  -6.750  -0.5975   0.01519   0.00807  -0.0307   0.7017   0.4246
  -6.500  -0.5722   0.01507   0.00784  -0.0304   0.6963   0.4366
  -6.250  -0.5462   0.01501   0.00774  -0.0302   0.6916   0.4462
  -6.000  -0.5198   0.01491   0.00754  -0.0301   0.6864   0.4556
  -5.750  -0.4926   0.01485   0.00750  -0.0301   0.6811   0.4627
  -5.500  -0.4657   0.01476   0.00729  -0.0301   0.6762   0.4705
  -5.250  -0.4384   0.01470   0.00716  -0.0300   0.6719   0.4767
  -5.000  -0.4109   0.01468   0.00711  -0.0301   0.6668   0.4847
  -4.750  -0.3835   0.01463   0.00701  -0.0301   0.6615   0.4931
  -4.500  -0.3555   0.01461   0.00698  -0.0301   0.6568   0.4990
  -4.250  -0.3276   0.01455   0.00682  -0.0303   0.6529   0.5043
  -4.000  -0.2997   0.01447   0.00662  -0.0305   0.6485   0.5096
  -3.750  -0.2712   0.01442   0.00660  -0.0306   0.6433   0.5133
  -3.500  -0.2430   0.01438   0.00653  -0.0308   0.6385   0.5176
  -3.250  -0.2147   0.01433   0.00640  -0.0309   0.6344   0.5223
  -3.000  -0.1863   0.01428   0.00624  -0.0312   0.6304   0.5274
  -2.750  -0.1579   0.01424   0.00623  -0.0314   0.6258   0.5310
  -2.500  -0.1294   0.01422   0.00621  -0.0316   0.6214   0.5349
  -2.250  -0.1008   0.01419   0.00614  -0.0318   0.6173   0.5392
  -2.000  -0.0722   0.01416   0.00601  -0.0320   0.6136   0.5439
  -1.750  -0.0437   0.01413   0.00595  -0.0323   0.6090   0.5480
  -1.500  -0.0152   0.01411   0.00597  -0.0325   0.6043   0.5513
  -1.250   0.0134   0.01411   0.00596  -0.0327   0.6003   0.5551
  -1.000   0.0422   0.01410   0.00590  -0.0329   0.5968   0.5592
  -0.750   0.0710   0.01410   0.00583  -0.0333   0.5935   0.5634
  -0.500   0.0995   0.01410   0.00585  -0.0336   0.5892   0.5673
  -0.250   0.1279   0.01411   0.00591  -0.0337   0.5847   0.5708
   0.000   0.1565   0.01412   0.00592  -0.0339   0.5807   0.5746
   0.250   0.1853   0.01414   0.00588  -0.0342   0.5772   0.5786
   0.500   0.2142   0.01417   0.00588  -0.0345   0.5739   0.5828
   0.750   0.2425   0.01420   0.00595  -0.0348   0.5699   0.5866
   1.000   0.2707   0.01424   0.00605  -0.0349   0.5658   0.5903
   1.250   0.2992   0.01428   0.00610  -0.0351   0.5620   0.5945
   1.500   0.3280   0.01432   0.00611  -0.0354   0.5585   0.5990
   1.750   0.3568   0.01438   0.00614  -0.0357   0.5552   0.6035
   2.000   0.3846   0.01444   0.00629  -0.0359   0.5511   0.6071
   2.250   0.4125   0.01451   0.00642  -0.0360   0.5469   0.6108
   2.500   0.4407   0.01457   0.00650  -0.0362   0.5431   0.6151
   2.750   0.4695   0.01464   0.00654  -0.0364   0.5398   0.6202
   3.000   0.4977   0.01473   0.00664  -0.0367   0.5359   0.6249
   3.250   0.5248   0.01482   0.00685  -0.0367   0.5314   0.6288
   3.500   0.5524   0.01490   0.00699  -0.0367   0.5271   0.6331
   3.750   0.5805   0.01498   0.00707  -0.0369   0.5233   0.6379
   4.000   0.6095   0.01507   0.00712  -0.0372   0.5199   0.6429
   4.250   0.6357   0.01519   0.00738  -0.0371   0.5152   0.6470
   4.500   0.6623   0.01531   0.00758  -0.0370   0.5105   0.6516
   4.750   0.6897   0.01541   0.00772  -0.0371   0.5063   0.6569
   5.000   0.7182   0.01551   0.00779  -0.0373   0.5025   0.6624
   5.250   0.7440   0.01565   0.00806  -0.0371   0.4979   0.6666
   5.500   0.7696   0.01579   0.00831  -0.0369   0.4927   0.6712
   5.750   0.7962   0.01588   0.00843  -0.0368   0.4873   0.6767
   6.000   0.8223   0.01599   0.00855  -0.0367   0.4806   0.6826
   6.250   0.8460   0.01609   0.00877  -0.0361   0.4724   0.6873
   6.500   0.8718   0.01619   0.00887  -0.0358   0.4663   0.6923
   6.750   0.8952   0.01637   0.00918  -0.0353   0.4593   0.6979
   7.000   0.9196   0.01652   0.00936  -0.0350   0.4522   0.7039
   7.250   0.9425   0.01668   0.00960  -0.0342   0.4451   0.7088
   7.500   0.9640   0.01686   0.00988  -0.0334   0.4365   0.7146
   7.750   0.9859   0.01705   0.01009  -0.0326   0.4279   0.7209
   8.000   1.0050   0.01728   0.01040  -0.0314   0.4178   0.7264
   8.250   1.0227   0.01752   0.01072  -0.0300   0.4074   0.7321
   8.500   1.0383   0.01781   0.01101  -0.0283   0.3952   0.7390
   8.750   1.0480   0.01815   0.01138  -0.0257   0.3801   0.7454
   9.000   1.0526   0.01862   0.01187  -0.0225   0.3634   0.7516
   9.250   1.0561   0.01933   0.01255  -0.0195   0.3447   0.7590
   9.500   1.0577   0.02021   0.01340  -0.0165   0.3246   0.7661
   9.750   1.0580   0.02128   0.01443  -0.0137   0.3056   0.7738
  10.250   1.0572   0.02388   0.01697  -0.0088   0.2694   0.7899
  10.500   1.0566   0.02539   0.01845  -0.0068   0.2524   0.7990
  10.750   1.0555   0.02697   0.02003  -0.0048   0.2364   0.8078
  11.000   1.0545   0.02869   0.02173  -0.0031   0.2205   0.8179
  11.250   1.0532   0.03049   0.02352  -0.0014   0.2059   0.8280
  11.500   1.0525   0.03239   0.02541  -0.0001   0.1922   0.8395
  11.750   1.0510   0.03435   0.02738   0.0012   0.1798   0.8521
  12.000   1.0513   0.03626   0.02931   0.0023   0.1682   0.8670
  12.250   1.0524   0.03816   0.03126   0.0033   0.1576   0.8869
  12.500   1.0548   0.04018   0.03335   0.0037   0.1477   0.9195
  13.000   1.0631   0.04444   0.03763   0.0034   0.1288   1.0000
  13.250   1.0668   0.04674   0.03991   0.0033   0.1206   1.0000
  13.500   1.0696   0.04916   0.04231   0.0031   0.1126   1.0000
  13.750   1.0742   0.05147   0.04462   0.0029   0.1051   1.0000
  14.000   1.0770   0.05400   0.04714   0.0027   0.0981   1.0000
  14.250   1.0802   0.05655   0.04968   0.0023   0.0917   1.0000
  14.500   1.0843   0.05903   0.05217   0.0020   0.0862   1.0000
  14.750   1.0863   0.06180   0.05495   0.0015   0.0811   1.0000
  15.000   1.0910   0.06433   0.05751   0.0010   0.0768   1.0000
  15.250   1.0934   0.06717   0.06036   0.0004   0.0729   1.0000
  15.500   1.0970   0.06989   0.06311  -0.0002   0.0694   1.0000
  15.750   1.1002   0.07271   0.06598  -0.0009   0.0663   1.0000
  16.000   1.1014   0.07582   0.06908  -0.0018   0.0636   1.0000
  16.250   1.1061   0.07854   0.07188  -0.0025   0.0610   1.0000
  16.500   1.1091   0.08151   0.07489  -0.0034   0.0586   1.0000
  16.750   1.1095   0.08486   0.07825  -0.0045   0.0568   1.0000
  17.000   1.1144   0.08764   0.08110  -0.0054   0.0547   1.0000
  17.250   1.1176   0.09070   0.08423  -0.0065   0.0529   1.0000
  17.500   1.1187   0.09408   0.08762  -0.0077   0.0510   1.0000
  17.750   1.1212   0.09728   0.09088  -0.0089   0.0495   1.0000
  18.000   1.1248   0.10038   0.09406  -0.0101   0.0476   1.0000
  18.250   1.1271   0.10371   0.09744  -0.0115   0.0461   1.0000
  18.500   1.1280   0.10723   0.10099  -0.0131   0.0450   1.0000
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