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NREL's S812 Airfoil (s812-nr) Xfoil prediction polar at RE=200,000 Ncrit=9


Details Polar file
Airfoil: NREL's S812 Airfoil (s812-nr)
Reynolds number: 200,000
Max Cl/Cd: 56.22 at α=9°
Description: Mach=0 Ncrit=9
Source: Xfoil prediction
Download polar: xf-s812-nr-200000.txt
Download as CSV file: xf-s812-nr-200000.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: NREL's S812 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 =   9.000
  
   alpha    CL        CD       CDp       CM     Top_Xtr  Bot_Xtr
  ------ -------- --------- --------- -------- -------- --------
 -13.750  -0.4338   0.09771   0.09436  -0.0718   1.0000   0.0497
 -13.500  -0.4568   0.09273   0.08933  -0.0727   1.0000   0.0495
 -13.250  -0.4814   0.08793   0.08449  -0.0732   1.0000   0.0493
 -13.000  -0.5075   0.08332   0.07981  -0.0732   1.0000   0.0491
 -12.750  -0.5333   0.07903   0.07545  -0.0727   1.0000   0.0490
 -12.500  -0.5588   0.07524   0.07161  -0.0716   1.0000   0.0489
 -11.250  -0.7096   0.06423   0.05952  -0.0730   0.9771   0.0486
 -11.000  -0.7270   0.06596   0.06070  -0.0737   0.9323   0.0508
 -10.750  -0.7173   0.05749   0.05196  -0.0766   0.9095   0.0527
 -10.500  -0.6748   0.05193   0.04639  -0.0817   0.8929   0.0556
 -10.250  -0.6519   0.04917   0.04330  -0.0840   0.8683   0.0595
 -10.000  -0.6607   0.05244   0.04593  -0.0802   0.8416   0.0637
  -9.750  -0.6351   0.04444   0.03788  -0.0825   0.8316   0.0680
  -9.500  -0.6161   0.04224   0.03551  -0.0824   0.8209   0.0723
  -9.250  -0.6259   0.04516   0.03793  -0.0776   0.8090   0.0780
  -9.000  -0.4594   0.03436   0.02638  -0.0880   0.8101   0.0412
  -8.750  -0.3519   0.03339   0.02532  -0.0918   0.8068   0.0418
  -8.500  -0.2938   0.03391   0.02585  -0.0918   0.8001   0.0430
  -8.250  -0.2582   0.03424   0.02615  -0.0910   0.7936   0.0446
  -8.000  -0.2342   0.03418   0.02605  -0.0902   0.7879   0.0470
  -7.750  -0.2132   0.03402   0.02585  -0.0893   0.7823   0.0492
  -7.500  -0.1945   0.03377   0.02553  -0.0882   0.7776   0.0506
  -7.250  -0.1814   0.03329   0.02504  -0.0867   0.7733   0.0520
  -7.000  -0.1779   0.03219   0.02397  -0.0849   0.7687   0.0545
  -6.750  -0.1760   0.03091   0.02267  -0.0833   0.7644   0.0567
  -6.500  -0.1733   0.02966   0.02134  -0.0818   0.7607   0.0598
  -6.250  -0.1717   0.02835   0.01995  -0.0802   0.7572   0.0624
  -6.000  -0.1704   0.02702   0.01856  -0.0785   0.7536   0.0647
  -5.750  -0.1763   0.02532   0.01679  -0.0762   0.7502   0.0693
  -5.500  -0.1755   0.02399   0.01538  -0.0743   0.7471   0.0755
  -5.250   0.0719   0.05138   0.04473  -0.0739   0.7451   0.5687
  -5.000   0.1070   0.05021   0.04346  -0.0752   0.7428   0.5711
  -4.750   0.1331   0.04930   0.04253  -0.0757   0.7402   0.5721
  -4.500   0.1574   0.04852   0.04170  -0.0761   0.7374   0.5733
  -4.250   0.1778   0.04778   0.04092  -0.0761   0.7348   0.5747
  -4.000   0.1966   0.04710   0.04019  -0.0760   0.7325   0.5765
  -3.750   0.1451   0.04682   0.03994  -0.0695   0.7301   0.5844
  -3.500   0.1508   0.04565   0.03872  -0.0684   0.7281   0.5845
  -3.250   0.1707   0.04462   0.03769  -0.0684   0.7262   0.5843
  -3.000   0.2168   0.04265   0.03568  -0.0717   0.7244   0.5727
  -2.750   0.2457   0.04238   0.03541  -0.0722   0.7222   0.5752
  -2.500   0.0992   0.03376   0.02684  -0.0601   0.7186   0.5569
  -2.250   0.0489   0.02804   0.02097  -0.0584   0.7158   0.5698
  -2.000   0.0756   0.02806   0.02095  -0.0584   0.7142   0.5704
  -1.750   0.1021   0.02810   0.02096  -0.0584   0.7127   0.5711
  -1.500   0.1253   0.02814   0.02104  -0.0581   0.7110   0.5721
  -1.250   0.1470   0.02814   0.02107  -0.0576   0.7090   0.5734
  -1.000   0.1685   0.02809   0.02104  -0.0572   0.7066   0.5752
  -0.750   0.1735   0.02545   0.01821  -0.0590   0.7041   0.5852
  -0.500   0.1989   0.02557   0.01835  -0.0588   0.7023   0.5861
  -0.250   0.2243   0.02570   0.01851  -0.0587   0.7006   0.5871
   0.000   0.2500   0.02582   0.01864  -0.0588   0.6991   0.5883
   0.250   0.2761   0.02591   0.01872  -0.0590   0.6977   0.5899
   0.500   0.2987   0.02592   0.01876  -0.0589   0.6957   0.5922
   0.750   0.3161   0.02547   0.01830  -0.0594   0.6930   0.5977
   1.000   0.3366   0.02531   0.01814  -0.0596   0.6908   0.6012
   1.250   0.3586   0.02559   0.01851  -0.0590   0.6885   0.6024
   1.500   0.3830   0.02579   0.01875  -0.0588   0.6863   0.6038
   1.750   0.4088   0.02594   0.01894  -0.0590   0.6845   0.6056
   2.000   0.4359   0.02600   0.01902  -0.0595   0.6830   0.6080
   2.250   0.4650   0.02590   0.01889  -0.0608   0.6814   0.6116
   2.500   0.4772   0.02615   0.01917  -0.0603   0.6776   0.6159
   2.750   0.4909   0.02670   0.01985  -0.0586   0.6738   0.6174
   3.000   0.5127   0.02704   0.02029  -0.0579   0.6710   0.6191
   3.250   0.5401   0.02718   0.02049  -0.0581   0.6688   0.6211
   3.500   0.5719   0.02716   0.02050  -0.0592   0.6671   0.6237
   3.750   0.6060   0.02707   0.02041  -0.0609   0.6655   0.6270
   4.000   0.5978   0.02824   0.02167  -0.0574   0.6572   0.6309
   4.250   0.6246   0.02825   0.02178  -0.0574   0.6543   0.6324
   4.500   0.6589   0.02805   0.02165  -0.0585   0.6522   0.6342
   4.750   0.6973   0.02775   0.02141  -0.0601   0.6505   0.6362
   5.000   0.6839   0.02921   0.02303  -0.0549   0.6410   0.6385
   5.250   0.7242   0.02862   0.02249  -0.0569   0.6381   0.6419
   5.500   0.7802   0.02736   0.02118  -0.0615   0.6357   0.6462
   5.750   0.7830   0.02799   0.02197  -0.0580   0.6271   0.6478
   6.000   0.8295   0.02677   0.02082  -0.0603   0.6225   0.6498
   6.250   0.8841   0.02527   0.01933  -0.0637   0.6183   0.6521
   6.500   0.8954   0.02532   0.01954  -0.0613   0.6089   0.6545
   6.750   0.9478   0.02387   0.01805  -0.0648   0.6037   0.6580
   7.000   0.9650   0.02368   0.01797  -0.0635   0.5940   0.6615
   7.250   1.0035   0.02247   0.01683  -0.0645   0.5861   0.6636
   7.500   1.0259   0.02181   0.01630  -0.0632   0.5755   0.6658
   7.750   1.0449   0.02132   0.01594  -0.0615   0.5644   0.6681
   8.000   1.0665   0.02072   0.01546  -0.0603   0.5527   0.6708
   8.250   1.0835   0.02026   0.01512  -0.0584   0.5382   0.6739
   8.500   1.0965   0.01995   0.01489  -0.0560   0.5191   0.6770
   8.750   1.1001   0.01969   0.01473  -0.0515   0.4947   0.6789
   9.000   1.1019   0.01960   0.01452  -0.0469   0.4503   0.6811
   9.250   1.0916   0.02040   0.01491  -0.0410   0.3911   0.6833
   9.500   1.0737   0.02199   0.01618  -0.0351   0.3426   0.6855
   9.750   1.0554   0.02400   0.01795  -0.0301   0.3004   0.6880
  10.000   1.0386   0.02640   0.02011  -0.0264   0.2622   0.6905
  10.250   1.0245   0.02897   0.02246  -0.0235   0.2252   0.6925
  10.500   1.0119   0.03157   0.02490  -0.0209   0.1923   0.6942
  10.750   1.0023   0.03415   0.02732  -0.0189   0.1628   0.6960
  11.000   0.9964   0.03658   0.02962  -0.0172   0.1387   0.6980
  11.250   0.9928   0.03894   0.03186  -0.0159   0.1200   0.7001
  11.500   0.9921   0.04119   0.03401  -0.0148   0.1056   0.7026
  11.750   0.9952   0.04321   0.03599  -0.0140   0.0941   0.7052
  12.000   1.0002   0.04513   0.03789  -0.0134   0.0846   0.7076
  12.250   1.0028   0.04716   0.03987  -0.0126   0.0769   0.7096
  12.500   1.0121   0.04873   0.04154  -0.0123   0.0695   0.7118
  12.750   1.0173   0.05070   0.04350  -0.0118   0.0636   0.7141
  13.000   1.0267   0.05239   0.04528  -0.0116   0.0581   0.7167
  13.250   1.0322   0.05448   0.04735  -0.0113   0.0532   0.7194
  13.500   1.0418   0.05634   0.04931  -0.0115   0.0481   0.7225
  13.750   1.0461   0.05850   0.05146  -0.0109   0.0436   0.7247
  14.000   1.0537   0.06050   0.05363  -0.0108   0.0393   0.7274
  14.250   1.0589   0.06274   0.05581  -0.0104   0.0354   0.7300
  14.500   1.0667   0.06493   0.05818  -0.0103   0.0318   0.7330
  14.750   1.0731   0.06728   0.06054  -0.0106   0.0292   0.7360
  15.000   1.0835   0.06920   0.06249  -0.0102   0.0269   0.7386
  15.250   1.0901   0.07155   0.06505  -0.0103   0.0252   0.7413
  15.500   1.0986   0.07376   0.06742  -0.0103   0.0240   0.7445
  15.750   1.1062   0.07611   0.06985  -0.0106   0.0228   0.7481
  16.000   1.1164   0.07831   0.07208  -0.0108   0.0218   0.7520
  16.250   1.1261   0.08091   0.07486  -0.0104   0.0210   0.7551
  16.500   1.1268   0.08430   0.07852  -0.0109   0.0207   0.7585
  16.750   1.1251   0.08813   0.08262  -0.0116   0.0203   0.7620
  17.000   1.1217   0.09233   0.08707  -0.0127   0.0200   0.7656
  17.250   1.1148   0.09700   0.09201  -0.0141   0.0197   0.7687
  17.500   1.1055   0.10206   0.09733  -0.0158   0.0195   0.7716
  17.750   1.0946   0.10754   0.10306  -0.0180   0.0193   0.7748
  18.000   1.0805   0.11373   0.10952  -0.0207   0.0192   0.7780
  18.250   1.0650   0.12047   0.11649  -0.0242   0.0191   0.7814
  18.500   1.0454   0.12821   0.12450  -0.0285   0.0192   0.7839
  18.750   1.0224   0.13703   0.13358  -0.0337   0.0194   0.7861
  19.000   0.9950   0.14742   0.14422  -0.0402   0.0197   0.7878
  19.250   0.9653   0.15914   0.15615  -0.0478   0.0203   0.7890
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