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USNPS4 (smoothed) (usnps4-il) Xfoil prediction polar at RE=100,000 Ncrit=5


Details Polar file
Airfoil: USNPS4 (smoothed) (usnps4-il)
Reynolds number: 100,000
Max Cl/Cd: 53.17 at α=4.5°
Description: Mach=0 Ncrit=5
Source: Xfoil prediction
Download polar: xf-usnps4-il-100000-n5.txt
Download as CSV file: xf-usnps4-il-100000-n5.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: USNPS4 (smoothed)                               
  
 1 1 Reynolds number fixed          Mach number fixed         
  
 xtrf =   1.000 (top)        1.000 (bottom)  
 Mach =   0.000     Re =     0.100 e 6     Ncrit =   5.000
  
   alpha    CL        CD       CDp       CM     Top_Xtr  Bot_Xtr
  ------ -------- --------- --------- -------- -------- --------
  -8.750  -0.3394   0.11972   0.11504  -0.0281   1.0000   0.0449
  -8.500  -0.3505   0.11795   0.11335  -0.0276   1.0000   0.0450
  -8.250  -0.3629   0.11621   0.11169  -0.0266   1.0000   0.0451
  -8.000  -0.3598   0.11269   0.10820  -0.0320   0.9952   0.0452
  -7.750  -0.3493   0.10805   0.10358  -0.0380   0.9898   0.0454
  -7.500  -0.3323   0.10358   0.09911  -0.0340   0.9891   0.0462
  -7.250  -0.3172   0.09975   0.09527  -0.0360   0.9858   0.0471
  -7.000  -0.3048   0.09595   0.09147  -0.0391   0.9802   0.0480
  -6.750  -0.2875   0.09165   0.08717  -0.0444   0.9753   0.0492
  -6.500  -0.2736   0.08749   0.08299  -0.0489   0.9680   0.0504
  -6.250  -0.1800   0.06819   0.06385  -0.0673   0.9384   0.0557
  -6.000  -0.1683   0.06526   0.06098  -0.0645   0.9330   0.0577
  -5.750  -0.1559   0.06134   0.05701  -0.0667   0.9268   0.0597
  -5.500  -0.1362   0.05636   0.05193  -0.0717   0.9231   0.0615
  -5.250  -0.1275   0.05268   0.04816  -0.0736   0.9137   0.0627
  -4.750  -0.1027   0.05081   0.04493  -0.0856   0.9251   0.0374
  -4.500  -0.0776   0.04728   0.04116  -0.0871   0.9186   0.0373
  -4.250  -0.0522   0.04546   0.03937  -0.0885   0.9129   0.0395
  -4.000  -0.0157   0.04218   0.03579  -0.0917   0.9096   0.0408
  -3.750   0.0095   0.03893   0.03214  -0.0920   0.9011   0.0400
  -3.500   0.0467   0.03553   0.02825  -0.0943   0.8970   0.0396
  -3.250   0.0785   0.03318   0.02552  -0.0953   0.8909   0.0403
  -3.000   0.1110   0.03129   0.02324  -0.0962   0.8843   0.0427
  -2.750   0.1512   0.02903   0.02047  -0.0982   0.8809   0.0441
  -2.500   0.1790   0.02751   0.01855  -0.0978   0.8719   0.0449
  -2.250   0.2162   0.02596   0.01683  -0.0995   0.8673   0.0469
  -2.000   0.2450   0.02511   0.01589  -0.0995   0.8585   0.0501
  -1.750   0.2815   0.02384   0.01439  -0.1006   0.8528   0.0529
  -1.500   0.3121   0.02283   0.01323  -0.1007   0.8441   0.0555
  -1.250   0.3479   0.02188   0.01231  -0.1020   0.8372   0.0608
  -1.000   0.3773   0.02115   0.01150  -0.1019   0.8268   0.0653
  -0.750   0.4166   0.02016   0.01057  -0.1038   0.8202   0.0729
  -0.500   0.4456   0.01965   0.00996  -0.1037   0.8078   0.0802
  -0.250   0.4781   0.01904   0.00936  -0.1043   0.7959   0.0918
   0.000   0.5144   0.01846   0.00872  -0.1057   0.7840   0.1093
   0.250   0.5523   0.01775   0.00817  -0.1075   0.7712   0.1615
   0.750   0.6214   0.01541   0.00758  -0.1090   0.7402   1.0000
   1.000   0.6537   0.01538   0.00732  -0.1096   0.7211   1.0000
   1.250   0.6863   0.01538   0.00709  -0.1103   0.7010   1.0000
   1.750   0.7469   0.01556   0.00683  -0.1109   0.6574   1.0000
   2.000   0.7753   0.01572   0.00678  -0.1108   0.6349   1.0000
   2.250   0.8016   0.01593   0.00679  -0.1104   0.6121   1.0000
   2.500   0.8270   0.01618   0.00685  -0.1099   0.5894   1.0000
   2.750   0.8518   0.01646   0.00694  -0.1092   0.5677   1.0000
   3.000   0.8753   0.01676   0.00708  -0.1083   0.5460   1.0000
   3.250   0.8986   0.01709   0.00725  -0.1074   0.5254   1.0000
   3.500   0.9215   0.01745   0.00744  -0.1065   0.5063   1.0000
   3.750   0.9437   0.01781   0.00768  -0.1054   0.4874   1.0000
   4.000   0.9657   0.01819   0.00793  -0.1044   0.4697   1.0000
   4.250   0.9876   0.01858   0.00821  -0.1033   0.4532   1.0000
   4.500   1.0092   0.01898   0.00852  -0.1022   0.4376   1.0000
   4.750   1.0305   0.01940   0.00884  -0.1011   0.4230   1.0000
   5.000   1.0517   0.01984   0.00918  -0.1000   0.4095   1.0000
   5.250   1.0727   0.02028   0.00955  -0.0989   0.3965   1.0000
   5.500   1.0936   0.02072   0.00996  -0.0978   0.3840   1.0000
   5.750   1.1144   0.02117   0.01037  -0.0966   0.3726   1.0000
   6.000   1.1348   0.02166   0.01079  -0.0954   0.3623   1.0000
   6.250   1.1550   0.02213   0.01124  -0.0942   0.3519   1.0000
   6.500   1.1752   0.02262   0.01174  -0.0931   0.3422   1.0000
   6.750   1.1945   0.02315   0.01221  -0.0917   0.3337   1.0000
   7.000   1.2140   0.02363   0.01274  -0.0905   0.3249   1.0000
   7.250   1.2325   0.02419   0.01325  -0.0890   0.3175   1.0000
   7.500   1.2514   0.02471   0.01384  -0.0877   0.3091   1.0000
   7.750   1.2696   0.02530   0.01439  -0.0863   0.3024   1.0000
   8.000   1.2885   0.02586   0.01504  -0.0850   0.2950   1.0000
   8.250   1.3068   0.02647   0.01567  -0.0836   0.2889   1.0000
   8.500   1.3253   0.02709   0.01635  -0.0824   0.2826   1.0000
   8.750   1.3429   0.02772   0.01704  -0.0809   0.2763   1.0000
   9.000   1.3608   0.02840   0.01770  -0.0796   0.2710   1.0000
   9.250   1.3781   0.02908   0.01853  -0.0782   0.2650   1.0000
   9.500   1.3954   0.02978   0.01929  -0.0769   0.2600   1.0000
   9.750   1.4136   0.03052   0.02004  -0.0757   0.2556   1.0000
  10.000   1.4296   0.03128   0.02099  -0.0742   0.2504   1.0000
  10.250   1.4455   0.03205   0.02184  -0.0727   0.2456   1.0000
  10.500   1.4630   0.03284   0.02261  -0.0716   0.2416   1.0000
  10.750   1.4770   0.03372   0.02371  -0.0699   0.2370   1.0000
  11.000   1.4921   0.03460   0.02474  -0.0684   0.2328   1.0000
  11.250   1.5080   0.03547   0.02568  -0.0671   0.2293   1.0000
  11.500   1.5244   0.03638   0.02666  -0.0659   0.2259   1.0000
  11.750   1.5355   0.03746   0.02797  -0.0640   0.2218   1.0000
  12.000   1.5474   0.03850   0.02917  -0.0623   0.2180   1.0000
  12.250   1.5612   0.03948   0.03025  -0.0609   0.2147   1.0000
  12.500   1.5776   0.04048   0.03131  -0.0599   0.2119   1.0000
  12.750   1.5847   0.04187   0.03298  -0.0578   0.2087   1.0000
  13.000   1.5928   0.04322   0.03455  -0.0559   0.2053   1.0000
  13.250   1.6023   0.04448   0.03597  -0.0542   0.2022   1.0000
  13.500   1.6150   0.04559   0.03716  -0.0530   0.1993   1.0000
  13.750   1.6202   0.04713   0.03890  -0.0510   0.1962   1.0000
  14.000   1.6167   0.04912   0.04117  -0.0485   0.1924   1.0000
  14.250   1.6161   0.05081   0.04302  -0.0464   0.1879   1.0000
  14.500   1.6186   0.05222   0.04443  -0.0446   0.1832   1.0000
  14.750   1.6052   0.05516   0.04771  -0.0424   0.1786   1.0000
  15.000   1.5980   0.05759   0.05030  -0.0408   0.1734   1.0000
  15.250   1.5917   0.06013   0.05293  -0.0395   0.1684   1.0000
  15.500   1.5773   0.06397   0.05705  -0.0386   0.1636   1.0000
  15.750   1.5687   0.06727   0.06048  -0.0382   0.1586   1.0000
  16.000   1.5572   0.07127   0.06464  -0.0381   0.1541   1.0000
  16.250   1.5406   0.07632   0.06995  -0.0387   0.1497   1.0000
  16.500   1.5285   0.08088   0.07465  -0.0395   0.1453   1.0000
  16.750   1.5142   0.08603   0.07996  -0.0406   0.1416   1.0000
  17.000   1.4900   0.09308   0.08728  -0.0428   0.1384   1.0000
  17.250   1.4660   0.10036   0.09477  -0.0453   0.1352   1.0000
  17.500   1.4531   0.10586   0.10034  -0.0474   0.1312   1.0000
  17.750   1.4209   0.11515   0.10983  -0.0514   0.1289   1.0000
  18.000   1.3708   0.12827   0.12316  -0.0576   0.1277   1.0000
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