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NREL's S819 Airfoil (s819-nr) Xfoil prediction polar at RE=200,000 Ncrit=5


Details Polar file
Airfoil: NREL's S819 Airfoil (s819-nr)
Reynolds number: 200,000
Max Cl/Cd: 54.82 at α=8.5°
Description: Mach=0 Ncrit=5
Source: Xfoil prediction
Download polar: xf-s819-nr-200000-n5.txt
Download as CSV file: xf-s819-nr-200000-n5.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: NREL's S819 Airfoil                             
  
 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
  ------ -------- --------- --------- -------- -------- --------
 -15.500  -0.8231   0.09156   0.08574  -0.0581   1.0000   0.0212
 -15.250  -0.8421   0.08836   0.08235  -0.0592   1.0000   0.0214
 -15.000  -0.8549   0.08535   0.07919  -0.0599   1.0000   0.0215
 -14.750  -0.8786   0.08262   0.07626  -0.0605   1.0000   0.0217
 -14.500  -0.9022   0.08013   0.07358  -0.0608   1.0000   0.0218
 -14.250  -0.9203   0.07783   0.07112  -0.0606   1.0000   0.0218
 -14.000  -0.9428   0.07600   0.06912  -0.0599   1.0000   0.0219
 -13.750  -0.9538   0.07412   0.06709  -0.0589   1.0000   0.0219
 -13.500  -0.9653   0.07240   0.06525  -0.0576   1.0000   0.0220
 -11.500  -0.6252   0.06285   0.05543  -0.0461   1.0000   0.0134
 -11.250  -0.5717   0.06633   0.05915  -0.0416   1.0000   0.0123
 -11.000  -0.5476   0.06704   0.05990  -0.0392   1.0000   0.0119
 -10.750  -0.5249   0.06774   0.06062  -0.0369   1.0000   0.0115
 -10.500  -0.5055   0.06810   0.06101  -0.0349   1.0000   0.0112
 -10.250  -0.4880   0.06829   0.06122  -0.0330   1.0000   0.0109
 -10.000  -0.4717   0.06841   0.06138  -0.0311   1.0000   0.0108
  -9.750  -0.4579   0.06816   0.06114  -0.0295   1.0000   0.0106
  -9.500  -0.4444   0.06805   0.06108  -0.0278   1.0000   0.0106
  -9.250  -0.4335   0.06758   0.06065  -0.0263   1.0000   0.0106
  -9.000  -0.4250   0.06675   0.05984  -0.0249   1.0000   0.0105
  -8.750  -0.4193   0.06576   0.05891  -0.0234   1.0000   0.0108
  -8.500  -0.4129   0.06483   0.05802  -0.0220   1.0000   0.0106
  -8.250  -0.4067   0.06421   0.05747  -0.0203   1.0000   0.0108
  -8.000  -0.4054   0.06296   0.05626  -0.0187   1.0000   0.0109
  -7.750  -0.4100   0.06100   0.05431  -0.0173   0.9999   0.0109
  -7.500  -0.3984   0.05722   0.05048  -0.0215   0.9953   0.0111
  -7.250  -0.3948   0.05277   0.04593  -0.0256   0.9893   0.0113
  -7.000  -0.3930   0.04784   0.04088  -0.0303   0.9830   0.0111
  -6.750  -0.3987   0.04246   0.03536  -0.0346   0.9733   0.0114
  -6.500  -0.4048   0.03729   0.03003  -0.0385   0.9608   0.0117
  -6.000  -0.4186   0.02872   0.02112  -0.0432   0.9233   0.0118
  -5.750  -0.4103   0.02627   0.01851  -0.0449   0.9041   0.0131
  -5.500  -0.4004   0.02281   0.01474  -0.0493   0.8846   0.0142
  -5.250  -0.3739   0.02132   0.01303  -0.0519   0.8696   0.0148
  -5.000  -0.3432   0.02024   0.01174  -0.0542   0.8542   0.0154
  -4.750  -0.3118   0.01943   0.01072  -0.0562   0.8378   0.0162
  -4.500  -0.2817   0.01884   0.00994  -0.0575   0.8207   0.0171
  -4.250  -0.2542   0.01830   0.00921  -0.0583   0.8032   0.0190
  -4.000  -0.2280   0.01789   0.00867  -0.0587   0.7859   0.0243
  -3.750  -0.2226   0.01508   0.00658  -0.0588   0.7685   0.2803
  -3.500  -0.1957   0.01497   0.00653  -0.0592   0.7526   0.3127
  -3.250  -0.1676   0.01525   0.00673  -0.0596   0.7373   0.3323
  -2.750  -0.1132   0.01532   0.00666  -0.0598   0.7079   0.3415
  -2.500  -0.0862   0.01524   0.00648  -0.0598   0.6938   0.3429
  -2.250  -0.0593   0.01515   0.00631  -0.0598   0.6802   0.3443
  -2.000  -0.0323   0.01507   0.00614  -0.0599   0.6672   0.3459
  -1.750  -0.0053   0.01501   0.00598  -0.0599   0.6548   0.3474
  -1.500   0.0217   0.01495   0.00583  -0.0600   0.6426   0.3490
  -1.250   0.0486   0.01488   0.00572  -0.0600   0.6305   0.3505
  -1.000   0.0755   0.01482   0.00565  -0.0600   0.6191   0.3520
  -0.750   0.1024   0.01480   0.00560  -0.0600   0.6082   0.3536
  -0.500   0.1294   0.01476   0.00555  -0.0601   0.5970   0.3555
  -0.250   0.1566   0.01474   0.00551  -0.0601   0.5866   0.3575
   0.000   0.1836   0.01475   0.00546  -0.0601   0.5765   0.3597
   0.250   0.2108   0.01473   0.00542  -0.0602   0.5656   0.3621
   0.500   0.2380   0.01474   0.00539  -0.0603   0.5557   0.3646
   0.750   0.2649   0.01473   0.00540  -0.0603   0.5462   0.3668
   1.000   0.2921   0.01474   0.00545  -0.0604   0.5367   0.3693
   1.250   0.3190   0.01478   0.00548  -0.0604   0.5276   0.3721
   1.500   0.3462   0.01480   0.00552  -0.0604   0.5178   0.3751
   1.750   0.3733   0.01485   0.00554  -0.0605   0.5090   0.3783
   2.000   0.4003   0.01489   0.00559  -0.0605   0.5002   0.3810
   2.250   0.4273   0.01493   0.00569  -0.0605   0.4921   0.3838
   2.500   0.4542   0.01499   0.00579  -0.0605   0.4837   0.3870
   2.750   0.4813   0.01506   0.00589  -0.0606   0.4754   0.3905
   3.000   0.5081   0.01514   0.00597  -0.0606   0.4672   0.3943
   3.250   0.5351   0.01522   0.00610  -0.0606   0.4598   0.3976
   3.500   0.5619   0.01530   0.00626  -0.0606   0.4524   0.4011
   3.750   0.5887   0.01541   0.00641  -0.0606   0.4454   0.4051
   4.000   0.6155   0.01552   0.00656  -0.0605   0.4377   0.4095
   4.250   0.6420   0.01565   0.00674  -0.0605   0.4311   0.4134
   4.500   0.6688   0.01576   0.00695  -0.0605   0.4243   0.4177
   4.750   0.6951   0.01592   0.00715  -0.0604   0.4179   0.4227
   5.000   0.7217   0.01605   0.00736  -0.0603   0.4109   0.4277
   5.250   0.7474   0.01621   0.00759  -0.0601   0.4034   0.4324
   5.500   0.7731   0.01636   0.00783  -0.0599   0.3952   0.4378
   5.750   0.7981   0.01654   0.00804  -0.0595   0.3870   0.4430
   6.000   0.8233   0.01669   0.00832  -0.0592   0.3783   0.4478
   6.250   0.8475   0.01689   0.00855  -0.0588   0.3700   0.4533
   6.500   0.8723   0.01706   0.00884  -0.0584   0.3611   0.4588
   6.750   0.8959   0.01728   0.00912  -0.0578   0.3528   0.4641
   7.000   0.9196   0.01747   0.00942  -0.0573   0.3430   0.4700
   7.250   0.9426   0.01770   0.00973  -0.0566   0.3337   0.4760
   7.500   0.9645   0.01795   0.01007  -0.0558   0.3238   0.4822
   7.750   0.9872   0.01819   0.01041  -0.0551   0.3138   0.4893
   8.000   1.0082   0.01846   0.01079  -0.0542   0.3035   0.4956
   8.250   1.0277   0.01879   0.01118  -0.0530   0.2919   0.5028
   8.500   1.0471   0.01910   0.01159  -0.0518   0.2787   0.5095
   8.750   1.0639   0.01945   0.01204  -0.0502   0.2642   0.5169
   9.000   1.0777   0.01987   0.01249  -0.0481   0.2472   0.5239
   9.250   1.0907   0.02039   0.01306  -0.0461   0.2267   0.5314
   9.750   1.1072   0.02205   0.01464  -0.0411   0.1807   0.5468
  10.000   1.1128   0.02310   0.01564  -0.0385   0.1615   0.5549
  10.250   1.1185   0.02419   0.01676  -0.0362   0.1451   0.5629
  10.500   1.1240   0.02536   0.01794  -0.0340   0.1308   0.5715
  10.750   1.1282   0.02665   0.01927  -0.0319   0.1182   0.5797
  11.000   1.1327   0.02801   0.02066  -0.0300   0.1071   0.5882
  11.250   1.1372   0.02945   0.02218  -0.0284   0.0976   0.5970
  11.500   1.1401   0.03108   0.02389  -0.0269   0.0896   0.6059
  11.750   1.1429   0.03285   0.02574  -0.0257   0.0823   0.6155
  12.000   1.1459   0.03471   0.02770  -0.0247   0.0762   0.6250
  12.500   1.1489   0.03900   0.03220  -0.0234   0.0657   0.6455
  12.750   1.1505   0.04130   0.03464  -0.0230   0.0613   0.6563
  13.250   1.1507   0.04654   0.04012  -0.0229   0.0535   0.6805
  13.500   1.1497   0.04941   0.04313  -0.0231   0.0502   0.6932
  13.750   1.1461   0.05268   0.04650  -0.0235   0.0472   0.7064
  14.000   1.1470   0.05554   0.04954  -0.0239   0.0444   0.7219
  14.250   1.1449   0.05882   0.05297  -0.0245   0.0416   0.7387
  14.500   1.1396   0.06256   0.05681  -0.0254   0.0393   0.7569
  14.750   1.1378   0.06588   0.06032  -0.0260   0.0371   0.7803
  15.000   1.1351   0.06927   0.06391  -0.0266   0.0350   0.8113
  15.250   1.1274   0.07270   0.06757  -0.0266   0.0333   0.8747
  15.500   1.1179   0.07664   0.07162  -0.0274   0.0319   1.0000
  15.750   1.1162   0.08058   0.07566  -0.0290   0.0302   1.0000
  16.000   1.1146   0.08460   0.07978  -0.0306   0.0284   1.0000
  16.250   1.1110   0.08900   0.08425  -0.0325   0.0268   1.0000
  16.500   1.1052   0.09377   0.08908  -0.0347   0.0256   1.0000
  16.750   1.1024   0.09818   0.09359  -0.0366   0.0243   1.0000
  17.000   1.1002   0.10256   0.09808  -0.0387   0.0230   1.0000
  17.250   1.0970   0.10716   0.10277  -0.0409   0.0219   1.0000
  17.500   1.0923   0.11206   0.10775  -0.0433   0.0210   1.0000
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