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USA 28 AIRFOIL (usa28-il) Xfoil prediction polar at RE=100,000 Ncrit=5


Details Polar file
Airfoil: USA 28 AIRFOIL (usa28-il)
Reynolds number: 100,000
Max Cl/Cd: 54.42 at α=6.75°
Description: Mach=0 Ncrit=5
Source: Xfoil prediction
Download polar: xf-usa28-il-100000-n5.txt
Download as CSV file: xf-usa28-il-100000-n5.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: USA 28 AIRFOIL                                  
  
 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
  ------ -------- --------- --------- -------- -------- --------
 -11.500  -0.4463   0.10469   0.09935  -0.0482   1.0000   0.0484
 -11.250  -0.6110   0.06856   0.06323  -0.0702   1.0000   0.0456
 -11.000  -0.6468   0.06131   0.05594  -0.0747   1.0000   0.0453
 -10.750  -0.6799   0.05664   0.05120  -0.0758   1.0000   0.0450
 -10.500  -0.7129   0.05375   0.04822  -0.0722   1.0000   0.0449
 -10.250  -0.7377   0.05080   0.04510  -0.0688   1.0000   0.0450
 -10.000  -0.7580   0.04816   0.04220  -0.0650   1.0000   0.0454
  -9.750  -0.7713   0.04570   0.03950  -0.0613   1.0000   0.0458
  -9.500  -0.7515   0.04298   0.03668  -0.0630   0.9953   0.0472
  -9.250  -0.7299   0.04095   0.03449  -0.0644   0.9898   0.0489
  -9.000  -0.7079   0.03884   0.03209  -0.0658   0.9843   0.0510
  -8.750  -0.6881   0.03665   0.02953  -0.0664   0.9776   0.0527
  -8.500  -0.6671   0.03463   0.02713  -0.0668   0.9714   0.0543
  -8.250  -0.6431   0.03306   0.02510  -0.0673   0.9654   0.0562
  -8.000  -0.6226   0.03126   0.02325  -0.0670   0.9590   0.0581
  -7.750  -0.5970   0.02992   0.02181  -0.0675   0.9537   0.0599
  -7.500  -0.5743   0.02873   0.02048  -0.0672   0.9472   0.0616
  -7.250  -0.5479   0.02758   0.01916  -0.0674   0.9415   0.0636
  -7.000  -0.5221   0.02659   0.01795  -0.0675   0.9357   0.0664
  -6.750  -0.4962   0.02572   0.01688  -0.0674   0.9292   0.0689
  -6.500  -0.4673   0.02453   0.01570  -0.0682   0.9251   0.0724
  -6.250  -0.4461   0.02379   0.01487  -0.0672   0.9172   0.0751
  -6.000  -0.4170   0.02298   0.01393  -0.0677   0.9125   0.0795
  -5.750  -0.3891   0.02218   0.01305  -0.0679   0.9078   0.0846
  -5.500  -0.3656   0.02151   0.01237  -0.0673   0.9008   0.0920
  -5.250  -0.3348   0.02077   0.01176  -0.0682   0.8967   0.1096
  -5.000  -0.3041   0.02026   0.01125  -0.0689   0.8922   0.1397
  -4.750  -0.2780   0.01991   0.01078  -0.0686   0.8850   0.1634
  -4.500  -0.2444   0.01946   0.01031  -0.0699   0.8809   0.1857
  -4.250  -0.2128   0.01910   0.00993  -0.0707   0.8756   0.2048
  -4.000  -0.1848   0.01885   0.00966  -0.0708   0.8684   0.2243
  -3.750  -0.1474   0.01853   0.00936  -0.0727   0.8642   0.2457
  -3.500  -0.1200   0.01841   0.00924  -0.0726   0.8562   0.2646
  -3.250  -0.0846   0.01825   0.00905  -0.0739   0.8504   0.2856
  -3.000  -0.0479   0.01811   0.00886  -0.0756   0.8451   0.3036
  -2.750  -0.0210   0.01805   0.00872  -0.0752   0.8367   0.3180
  -2.500   0.0180   0.01787   0.00845  -0.0773   0.8320   0.3337
  -2.250   0.0415   0.01787   0.00839  -0.0763   0.8227   0.3465
  -2.000   0.0772   0.01774   0.00818  -0.0777   0.8173   0.3601
  -1.750   0.1027   0.01771   0.00810  -0.0771   0.8090   0.3708
  -1.500   0.1355   0.01760   0.00789  -0.0779   0.8023   0.3826
  -1.250   0.1630   0.01755   0.00777  -0.0778   0.7943   0.3932
  -1.000   0.1934   0.01744   0.00763  -0.0781   0.7868   0.4025
  -0.750   0.2207   0.01738   0.00751  -0.0779   0.7784   0.4122
  -0.500   0.2510   0.01726   0.00736  -0.0782   0.7703   0.4219
  -0.250   0.2762   0.01721   0.00730  -0.0776   0.7620   0.4304
   0.000   0.3063   0.01713   0.00718  -0.0780   0.7548   0.4400
   0.250   0.3319   0.01707   0.00716  -0.0774   0.7469   0.4485
   0.500   0.3618   0.01699   0.00709  -0.0778   0.7395   0.4598
   0.750   0.3886   0.01696   0.00707  -0.0775   0.7311   0.4717
   1.000   0.4221   0.01683   0.00699  -0.0786   0.7234   0.4845
   1.250   0.4500   0.01678   0.00701  -0.0786   0.7141   0.4967
   1.500   0.4855   0.01663   0.00690  -0.0800   0.7066   0.5099
   1.750   0.5111   0.01661   0.00697  -0.0796   0.6968   0.5226
   2.000   0.5421   0.01651   0.00693  -0.0801   0.6884   0.5366
   2.250   0.5698   0.01641   0.00697  -0.0800   0.6786   0.5559
   3.250   0.7932   0.01613   0.00768  -0.1035   0.6324   1.0000
   3.500   0.8156   0.01632   0.00784  -0.1023   0.6206   1.0000
   3.750   0.8393   0.01652   0.00800  -0.1014   0.6094   1.0000
   4.000   0.8612   0.01674   0.00819  -0.1000   0.5974   1.0000
   4.250   0.8806   0.01698   0.00846  -0.0983   0.5846   1.0000
   4.500   0.9008   0.01723   0.00871  -0.0967   0.5722   1.0000
   4.750   0.9216   0.01747   0.00897  -0.0952   0.5605   1.0000
   5.000   0.9421   0.01771   0.00921  -0.0936   0.5489   1.0000
   5.250   0.9605   0.01798   0.00953  -0.0917   0.5366   1.0000
   5.500   0.9796   0.01825   0.00984  -0.0899   0.5250   1.0000
   5.750   0.9986   0.01851   0.01012  -0.0880   0.5134   1.0000
   6.000   1.0174   0.01877   0.01037  -0.0861   0.5014   1.0000
   6.250   1.0355   0.01905   0.01066  -0.0841   0.4895   1.0000
   6.500   1.0534   0.01937   0.01100  -0.0821   0.4782   1.0000
   6.750   1.0726   0.01971   0.01139  -0.0804   0.4684   1.0000
   7.000   1.0923   0.02008   0.01176  -0.0788   0.4590   1.0000
   7.250   1.1103   0.02049   0.01225  -0.0769   0.4494   1.0000
   7.500   1.1280   0.02091   0.01268  -0.0749   0.4380   1.0000
   7.750   1.1386   0.02137   0.01311  -0.0716   0.4199   1.0000
   8.000   1.1441   0.02187   0.01357  -0.0673   0.3980   1.0000
   8.250   1.1453   0.02236   0.01400  -0.0623   0.3763   1.0000
   8.500   1.1444   0.02281   0.01451  -0.0570   0.3540   1.0000
   8.750   1.1446   0.02335   0.01504  -0.0522   0.3282   1.0000
   9.000   1.1457   0.02400   0.01567  -0.0477   0.2953   1.0000
   9.250   1.1433   0.02494   0.01642  -0.0431   0.2559   1.0000
   9.500   1.1362   0.02634   0.01751  -0.0382   0.2112   1.0000
   9.750   1.1293   0.02803   0.01893  -0.0338   0.1693   1.0000
  10.000   1.1220   0.02998   0.02062  -0.0298   0.1268   1.0000
  10.250   1.1124   0.03225   0.02262  -0.0260   0.0882   1.0000
  10.500   1.1048   0.03451   0.02475  -0.0228   0.0658   1.0000
  10.750   1.0996   0.03674   0.02693  -0.0200   0.0539   1.0000
  11.000   1.0957   0.03899   0.02919  -0.0176   0.0472   1.0000
  11.250   1.0929   0.04125   0.03150  -0.0156   0.0431   1.0000
  11.500   1.0890   0.04372   0.03401  -0.0138   0.0409   1.0000
  11.750   1.0872   0.04611   0.03656  -0.0122   0.0385   1.0000
  12.000   1.0854   0.04860   0.03917  -0.0109   0.0367   1.0000
  12.250   1.0831   0.05122   0.04189  -0.0098   0.0351   1.0000
  12.500   1.0793   0.05407   0.04482  -0.0088   0.0339   1.0000
  12.750   1.0751   0.05703   0.04786  -0.0080   0.0323   1.0000
  13.000   1.0755   0.05960   0.05056  -0.0072   0.0312   1.0000
  13.250   1.0756   0.06224   0.05334  -0.0066   0.0300   1.0000
  13.500   1.0766   0.06479   0.05599  -0.0059   0.0292   1.0000
  13.750   1.0783   0.06730   0.05857  -0.0052   0.0284   1.0000
  14.000   1.0806   0.06976   0.06107  -0.0046   0.0275   1.0000
  14.250   1.0845   0.07199   0.06333  -0.0038   0.0268   1.0000
  14.500   1.0917   0.07382   0.06514  -0.0027   0.0260   1.0000
  14.750   1.0964   0.07622   0.06773  -0.0022   0.0251   1.0000
  15.000   1.1004   0.07876   0.07043  -0.0019   0.0241   1.0000
  15.250   1.1051   0.08121   0.07302  -0.0014   0.0234   1.0000
  15.500   1.1096   0.08373   0.07571  -0.0010   0.0230   1.0000
  15.750   1.1125   0.08651   0.07863  -0.0008   0.0225   1.0000
  16.000   1.1143   0.08952   0.08179  -0.0008   0.0221   1.0000
  16.250   1.1143   0.09282   0.08524  -0.0010   0.0218   1.0000
  16.500   1.1128   0.09637   0.08895  -0.0015   0.0215   1.0000
  16.750   1.1097   0.10021   0.09295  -0.0023   0.0213   1.0000
  17.000   1.1052   0.10433   0.09722  -0.0033   0.0210   1.0000
  17.250   1.0996   0.10873   0.10176  -0.0046   0.0208   1.0000
  17.500   1.0925   0.11344   0.10664  -0.0063   0.0206   1.0000
  18.000   1.0739   0.12398   0.11745  -0.0108   0.0202   1.0000
  18.250   1.0565   0.13120   0.12491  -0.0148   0.0201   1.0000
  18.500   1.0422   0.13807   0.13197  -0.0186   0.0202   1.0000
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