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NREL's S834 Airfoil (s834-nr) Xfoil prediction polar at RE=500,000 Ncrit=9


Details Polar file
Airfoil: NREL's S834 Airfoil (s834-nr)
Reynolds number: 500,000
Max Cl/Cd: 81.22 at α=5.25°
Description: Mach=0 Ncrit=9
Source: Xfoil prediction
Download polar: xf-s834-nr-500000.txt
Download as CSV file: xf-s834-nr-500000.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: NREL's S834 Airfoil                             
  
 1 1 Reynolds number fixed          Mach number fixed         
  
 xtrf =   1.000 (top)        1.000 (bottom)  
 Mach =   0.000     Re =     0.500 e 6     Ncrit =   9.000
  
   alpha    CL        CD       CDp       CM     Top_Xtr  Bot_Xtr
  ------ -------- --------- --------- -------- -------- --------
 -19.000  -0.7001   0.14055   0.13773  -0.0470   1.0000   0.0073
 -18.750  -0.7241   0.13197   0.12902  -0.0506   1.0000   0.0070
 -18.500  -0.7402   0.12521   0.12216  -0.0534   1.0000   0.0070
 -18.250  -0.7545   0.11889   0.11577  -0.0561   1.0000   0.0073
 -18.000  -0.7721   0.11234   0.10911  -0.0587   1.0000   0.0072
 -17.750  -0.7884   0.10616   0.10283  -0.0611   1.0000   0.0072
 -17.500  -0.8012   0.10073   0.09732  -0.0632   1.0000   0.0073
 -17.250  -0.8205   0.09449   0.09096  -0.0655   1.0000   0.0072
 -17.000  -0.8332   0.08935   0.08573  -0.0673   1.0000   0.0072
 -16.750  -0.8473   0.08408   0.08036  -0.0692   1.0000   0.0073
 -16.500  -0.8631   0.07874   0.07492  -0.0710   1.0000   0.0075
 -16.250  -0.8795   0.07358   0.06965  -0.0725   1.0000   0.0074
 -16.000  -0.8958   0.06864   0.06461  -0.0739   1.0000   0.0073
 -15.750  -0.9045   0.06469   0.06055  -0.0750   1.0000   0.0076
 -15.500  -0.9224   0.05987   0.05560  -0.0760   1.0000   0.0076
 -15.250  -0.9302   0.05640   0.05203  -0.0765   1.0000   0.0079
 -15.000  -0.9423   0.05270   0.04823  -0.0768   1.0000   0.0079
 -14.750  -0.9598   0.04865   0.04406  -0.0768   1.0000   0.0078
 -14.500  -0.9666   0.04592   0.04121  -0.0763   1.0000   0.0081
 -14.250  -0.9869   0.04216   0.03731  -0.0753   1.0000   0.0083
 -14.000  -1.0046   0.03903   0.03408  -0.0737   1.0000   0.0086
 -13.750  -1.0155   0.03679   0.03175  -0.0717   1.0000   0.0086
 -13.500  -1.0322   0.03440   0.02928  -0.0689   1.0000   0.0091
 -13.250  -1.0400   0.03290   0.02772  -0.0660   1.0000   0.0093
 -13.000  -1.0342   0.03136   0.02610  -0.0656   0.9989   0.0100
 -12.750  -1.0193   0.02965   0.02427  -0.0669   0.9964   0.0108
 -12.500  -0.9996   0.02838   0.02288  -0.0683   0.9943   0.0115
 -12.250  -0.9941   0.02633   0.02070  -0.0681   0.9907   0.0126
 -12.000  -0.9760   0.02529   0.01963  -0.0686   0.9875   0.0142
 -11.750  -0.9549   0.02429   0.01854  -0.0695   0.9849   0.0157
 -11.500  -0.9315   0.02337   0.01753  -0.0707   0.9831   0.0178
 -11.250  -0.9204   0.02245   0.01660  -0.0694   0.9782   0.0199
 -11.000  -0.8997   0.02181   0.01587  -0.0694   0.9746   0.0221
 -10.750  -0.8767   0.02103   0.01500  -0.0699   0.9721   0.0246
 -10.500  -0.8521   0.02021   0.01418  -0.0708   0.9703   0.0286
 -10.250  -0.8417   0.01990   0.01382  -0.0680   0.9639   0.0310
 -10.000  -0.8208   0.01904   0.01293  -0.0678   0.9605   0.0357
  -9.750  -0.7921   0.01846   0.01232  -0.0689   0.9588   0.0407
  -9.500  -0.7638   0.01772   0.01158  -0.0700   0.9574   0.0476
  -9.250  -0.7518   0.01735   0.01116  -0.0674   0.9512   0.0524
  -9.000  -0.7288   0.01671   0.01053  -0.0672   0.9478   0.0607
  -8.750  -0.7002   0.01617   0.01000  -0.0680   0.9460   0.0703
  -8.500  -0.6694   0.01566   0.00950  -0.0693   0.9447   0.0816
  -8.250  -0.6371   0.01513   0.00902  -0.0709   0.9437   0.0956
  -8.000  -0.6264   0.01485   0.00874  -0.0678   0.9371   0.1054
  -7.750  -0.6003   0.01440   0.00833  -0.0680   0.9343   0.1203
  -7.500  -0.5696   0.01392   0.00791  -0.0692   0.9327   0.1371
  -7.250  -0.5374   0.01348   0.00752  -0.0706   0.9315   0.1546
  -7.000  -0.5053   0.01306   0.00714  -0.0719   0.9304   0.1735
  -6.750  -0.4736   0.01262   0.00677  -0.0732   0.9294   0.1943
  -6.500  -0.4637   0.01241   0.00661  -0.0697   0.9217   0.2100
  -6.250  -0.4344   0.01205   0.00627  -0.0703   0.9196   0.2305
  -6.000  -0.4038   0.01165   0.00594  -0.0712   0.9180   0.2518
  -5.500  -0.3411   0.01089   0.00532  -0.0733   0.9154   0.2993
  -5.250  -0.3274   0.01075   0.00520  -0.0706   0.9083   0.3175
  -5.000  -0.2988   0.01042   0.00494  -0.0710   0.9058   0.3400
  -4.750  -0.2684   0.01010   0.00468  -0.0717   0.9040   0.3638
  -4.500  -0.2373   0.00978   0.00442  -0.0726   0.9024   0.3884
  -4.250  -0.2162   0.00961   0.00430  -0.0714   0.8974   0.4097
  -4.000  -0.1905   0.00939   0.00413  -0.0711   0.8935   0.4327
  -3.750  -0.1612   0.00912   0.00393  -0.0715   0.8910   0.4566
  -3.500  -0.1300   0.00886   0.00373  -0.0724   0.8890   0.4814
  -3.250  -0.1051   0.00870   0.00362  -0.0719   0.8848   0.5042
  -3.000  -0.0807   0.00854   0.00353  -0.0713   0.8801   0.5265
  -2.750  -0.0510   0.00834   0.00338  -0.0718   0.8771   0.5508
  -2.500  -0.0198   0.00814   0.00323  -0.0726   0.8746   0.5739
  -2.000   0.0306   0.00791   0.00314  -0.0717   0.8651   0.6183
  -1.750   0.0610   0.00777   0.00303  -0.0722   0.8618   0.6410
  -1.500   0.0890   0.00767   0.00300  -0.0723   0.8578   0.6624
  -1.250   0.1139   0.00762   0.00300  -0.0717   0.8523   0.6830
  -1.000   0.1434   0.00752   0.00295  -0.0720   0.8483   0.7020
  -0.750   0.1727   0.00747   0.00294  -0.0723   0.8443   0.7205
  -0.500   0.1972   0.00745   0.00298  -0.0716   0.8381   0.7377
  -0.250   0.2268   0.00741   0.00295  -0.0719   0.8335   0.7537
   0.000   0.2534   0.00740   0.00298  -0.0716   0.8276   0.7683
   0.250   0.2804   0.00738   0.00299  -0.0713   0.8209   0.7818
   0.500   0.3085   0.00739   0.00301  -0.0712   0.8149   0.7940
   0.750   0.3339   0.00740   0.00306  -0.0706   0.8072   0.8052
   1.000   0.3617   0.00743   0.00308  -0.0705   0.8006   0.8160
   1.250   0.3868   0.00747   0.00315  -0.0698   0.7926   0.8261
   1.500   0.4131   0.00754   0.00323  -0.0693   0.7851   0.8341
   1.750   0.4390   0.00758   0.00327  -0.0688   0.7767   0.8432
   2.000   0.4631   0.00767   0.00339  -0.0678   0.7680   0.8502
   2.250   0.4905   0.00774   0.00342  -0.0676   0.7600   0.8579
   2.500   0.5123   0.00781   0.00354  -0.0662   0.7496   0.8641
   2.750   0.5364   0.00788   0.00360  -0.0653   0.7394   0.8717
   3.000   0.5596   0.00797   0.00371  -0.0641   0.7291   0.8769
   3.250   0.5831   0.00805   0.00377  -0.0631   0.7179   0.8841
   3.500   0.6035   0.00812   0.00386  -0.0614   0.7052   0.8893
   3.750   0.6240   0.00820   0.00395  -0.0597   0.6919   0.8958
   4.000   0.6437   0.00828   0.00403  -0.0579   0.6770   0.9019
   4.250   0.6613   0.00838   0.00411  -0.0555   0.6609   0.9079
   4.500   0.6792   0.00847   0.00418  -0.0534   0.6436   0.9147
   4.750   0.6926   0.00857   0.00426  -0.0502   0.6239   0.9209
   5.000   0.7059   0.00870   0.00432  -0.0471   0.6023   0.9284
   5.250   0.7131   0.00878   0.00439  -0.0426   0.5796   0.9359
   5.500   0.7192   0.00893   0.00445  -0.0380   0.5516   0.9445
   5.750   0.7253   0.00913   0.00458  -0.0335   0.5224   0.9539
   6.000   0.7327   0.00943   0.00475  -0.0294   0.4860   0.9629
   6.250   0.7437   0.00988   0.00502  -0.0264   0.4400   0.9717
   6.500   0.7624   0.01051   0.00543  -0.0253   0.3899   0.9787
   6.750   0.7864   0.01120   0.00590  -0.0254   0.3420   0.9837
   7.000   0.8141   0.01191   0.00642  -0.0264   0.2946   0.9873
   7.250   0.8397   0.01268   0.00695  -0.0270   0.2461   0.9914
   7.500   0.8660   0.01340   0.00748  -0.0278   0.2059   0.9958
   7.750   0.8902   0.01408   0.00800  -0.0281   0.1726   1.0000
   8.000   0.8866   0.01434   0.00819  -0.0227   0.1566   1.0000
   8.250   0.8953   0.01475   0.00853  -0.0198   0.1375   1.0000
   8.500   0.9083   0.01534   0.00903  -0.0178   0.1167   1.0000
   8.750   0.9233   0.01595   0.00955  -0.0162   0.0975   1.0000
   9.000   0.9383   0.01662   0.01013  -0.0148   0.0796   1.0000
   9.250   0.9524   0.01738   0.01078  -0.0132   0.0633   1.0000
   9.500   0.9672   0.01812   0.01145  -0.0117   0.0506   1.0000
   9.750   0.9821   0.01887   0.01215  -0.0103   0.0411   1.0000
  10.000   0.9977   0.01958   0.01287  -0.0091   0.0345   1.0000
  10.250   1.0108   0.02045   0.01373  -0.0075   0.0285   1.0000
  10.500   1.0250   0.02126   0.01457  -0.0061   0.0246   1.0000
  10.750   1.0370   0.02224   0.01556  -0.0044   0.0206   1.0000
  11.000   1.0520   0.02301   0.01636  -0.0033   0.0179   1.0000
  11.250   1.0573   0.02446   0.01785  -0.0009   0.0151   1.0000
  11.500   1.0714   0.02532   0.01877   0.0003   0.0134   1.0000
  11.750   1.0816   0.02646   0.01994   0.0018   0.0120   1.0000
  12.000   1.0879   0.02790   0.02145   0.0037   0.0114   1.0000
  12.250   1.0904   0.02968   0.02333   0.0058   0.0104   1.0000
  12.500   1.0997   0.03097   0.02472   0.0072   0.0097   1.0000
  12.750   1.1074   0.03242   0.02625   0.0086   0.0092   1.0000
  13.000   1.1137   0.03402   0.02794   0.0099   0.0088   1.0000
  13.250   1.1195   0.03570   0.02968   0.0111   0.0082   1.0000
  13.500   1.1235   0.03758   0.03167   0.0124   0.0082   1.0000
  13.750   1.1235   0.03990   0.03407   0.0137   0.0078   1.0000
  14.000   1.1248   0.04220   0.03648   0.0147   0.0077   1.0000
  14.250   1.1127   0.04602   0.04047   0.0163   0.0073   1.0000
  14.500   1.1153   0.04842   0.04298   0.0169   0.0073   1.0000
  14.750   1.1185   0.05081   0.04550   0.0173   0.0071   1.0000
  15.000   1.1181   0.05370   0.04853   0.0176   0.0071   1.0000
  15.250   1.1181   0.05662   0.05158   0.0177   0.0071   1.0000
  15.500   1.1177   0.05968   0.05478   0.0175   0.0070   1.0000
  15.750   1.1169   0.06291   0.05814   0.0170   0.0068   1.0000
  16.000   1.1121   0.06678   0.06217   0.0164   0.0068   1.0000
  16.250   1.1071   0.07083   0.06637   0.0155   0.0067   1.0000
  16.500   1.1016   0.07510   0.07078   0.0142   0.0067   1.0000
  16.750   1.0909   0.08037   0.07623   0.0124   0.0067   1.0000
  17.000   1.0817   0.08559   0.08162   0.0103   0.0066   1.0000
  17.250   1.0694   0.09161   0.08781   0.0076   0.0065   1.0000
  17.500   1.0635   0.09674   0.09305   0.0049   0.0064   1.0000
  17.750   1.0488   0.10358   0.10008   0.0014   0.0065   1.0000
  18.000   1.0343   0.11068   0.10734  -0.0025   0.0065   1.0000
  18.250   1.0095   0.12019   0.11707  -0.0078   0.0067   1.0000
  18.500   1.0051   0.12578   0.12275  -0.0114   0.0065   1.0000
  18.750   0.9734   0.13751   0.13471  -0.0184   0.0068   1.0000
  19.000   0.9617   0.14513   0.14244  -0.0232   0.0067   1.0000
  19.250   0.9282   0.15849   0.15599  -0.0312   0.0070   1.0000
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