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NREL's S816 Airfoil (s816-nr) Xfoil prediction polar at RE=500,000 Ncrit=9


Details Polar file
Airfoil: NREL's S816 Airfoil (s816-nr)
Reynolds number: 500,000
Max Cl/Cd: 96.92 at α=7.75°
Description: Mach=0 Ncrit=9
Source: Xfoil prediction
Download polar: xf-s816-nr-500000.txt
Download as CSV file: xf-s816-nr-500000.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: NREL's S816 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
  ------ -------- --------- --------- -------- -------- --------
 -16.000  -0.3781   0.15738   0.15500  -0.0502   1.0000   0.0130
 -15.750  -0.3774   0.15254   0.15018  -0.0522   1.0000   0.0134
 -10.000  -0.4244   0.03287   0.02669  -0.0949   0.7341   0.0095
  -9.750  -0.3780   0.03297   0.02651  -0.0934   0.7249   0.0098
  -9.500  -0.3538   0.03284   0.02620  -0.0922   0.7162   0.0102
  -9.250  -0.3298   0.03283   0.02605  -0.0909   0.7084   0.0106
  -8.750  -0.2945   0.03249   0.02565  -0.0881   0.6953   0.0118
  -8.500  -0.2794   0.03190   0.02501  -0.0874   0.6897   0.0126
  -8.250  -0.2651   0.03134   0.02436  -0.0864   0.6848   0.0136
  -8.000  -0.2533   0.03066   0.02364  -0.0851   0.6800   0.0140
  -7.750  -0.2477   0.02969   0.02263  -0.0835   0.6758   0.0142
  -7.500  -0.2504   0.02819   0.02111  -0.0814   0.6719   0.0157
  -7.250  -0.2449   0.02697   0.01986  -0.0801   0.6685   0.0175
  -7.000  -0.2458   0.02535   0.01820  -0.0783   0.6649   0.0175
  -6.750  -0.2526   0.02335   0.01616  -0.0762   0.6616   0.0198
  -6.500  -0.2524   0.02175   0.01451  -0.0746   0.6586   0.0218
  -6.250  -0.2535   0.02008   0.01274  -0.0728   0.6557   0.0245
  -6.000  -0.2562   0.01834   0.01100  -0.0709   0.6528   0.0278
  -5.750  -0.2522   0.01731   0.00991  -0.0690   0.6500   0.0309
  -5.500  -0.2586   0.01586   0.00839  -0.0663   0.6475   0.0346
  -5.250  -0.2437   0.01525   0.00770  -0.0654   0.6451   0.0411
  -5.000  -0.2274   0.01462   0.00704  -0.0646   0.6430   0.0527
  -4.750  -0.2092   0.01401   0.00645  -0.0642   0.6409   0.0780
  -4.500  -0.1991   0.01247   0.00529  -0.0632   0.6391   0.2083
  -4.250  -0.1862   0.01079   0.00427  -0.0628   0.6373   0.4258
  -4.000  -0.1576   0.01087   0.00433  -0.0633   0.6354   0.4455
  -3.750  -0.1287   0.01096   0.00438  -0.0639   0.6336   0.4552
  -3.500  -0.0994   0.01110   0.00442  -0.0645   0.6319   0.4621
  -3.250  -0.0705   0.01126   0.00456  -0.0650   0.6303   0.4699
  -3.000  -0.0412   0.01144   0.00469  -0.0656   0.6288   0.4755
  -2.750  -0.0118   0.01158   0.00471  -0.0663   0.6274   0.4786
  -2.500   0.0172   0.01158   0.00469  -0.0670   0.6259   0.4818
  -2.250   0.0462   0.01164   0.00474  -0.0676   0.6246   0.4843
  -2.000   0.0750   0.01168   0.00479  -0.0681   0.6233   0.4869
  -1.750   0.1039   0.01171   0.00479  -0.0687   0.6219   0.4891
  -1.500   0.1329   0.01169   0.00474  -0.0694   0.6205   0.4904
  -1.250   0.1619   0.01168   0.00470  -0.0700   0.6193   0.4915
  -1.000   0.1910   0.01168   0.00467  -0.0707   0.6181   0.4926
  -0.750   0.2203   0.01170   0.00465  -0.0714   0.6169   0.4936
  -0.500   0.2492   0.01163   0.00458  -0.0721   0.6158   0.4951
  -0.250   0.2782   0.01161   0.00457  -0.0727   0.6147   0.4966
   0.000   0.3074   0.01163   0.00460  -0.0734   0.6138   0.4980
   0.250   0.3367   0.01167   0.00464  -0.0742   0.6128   0.4995
   0.500   0.3661   0.01174   0.00471  -0.0749   0.6119   0.5011
   0.750   0.3956   0.01185   0.00481  -0.0757   0.6109   0.5028
   1.000   0.4247   0.01194   0.00492  -0.0764   0.6100   0.5047
   1.250   0.4534   0.01199   0.00499  -0.0770   0.6092   0.5066
   1.500   0.4820   0.01205   0.00507  -0.0776   0.6081   0.5083
   1.750   0.5105   0.01205   0.00513  -0.0782   0.6071   0.5103
   2.000   0.5389   0.01209   0.00525  -0.0787   0.6062   0.5123
   2.250   0.5675   0.01216   0.00538  -0.0793   0.6052   0.5142
   2.500   0.5962   0.01225   0.00552  -0.0799   0.6043   0.5162
   2.750   0.6249   0.01235   0.00567  -0.0806   0.6034   0.5184
   3.000   0.6536   0.01245   0.00582  -0.0812   0.6025   0.5206
   3.250   0.6824   0.01256   0.00596  -0.0819   0.6016   0.5227
   3.500   0.7112   0.01263   0.00609  -0.0825   0.6005   0.5249
   3.750   0.7398   0.01271   0.00626  -0.0831   0.5996   0.5273
   4.000   0.7686   0.01283   0.00645  -0.0838   0.5988   0.5296
   4.250   0.7977   0.01296   0.00664  -0.0844   0.5978   0.5321
   4.500   0.8272   0.01311   0.00683  -0.0852   0.5965   0.5348
   4.750   0.8560   0.01335   0.00711  -0.0859   0.5951   0.5373
   5.000   0.8822   0.01336   0.00724  -0.0860   0.5930   0.5399
   5.250   0.9081   0.01319   0.00720  -0.0859   0.5882   0.5425
   5.500   0.9393   0.01290   0.00683  -0.0866   0.5804   0.5454
   5.750   0.9608   0.01253   0.00659  -0.0855   0.5716   0.5482
   6.000   0.9875   0.01233   0.00636  -0.0854   0.5636   0.5513
   6.250   1.0111   0.01220   0.00633  -0.0848   0.5570   0.5543
   6.500   1.0377   0.01210   0.00630  -0.0848   0.5517   0.5576
   6.750   1.0606   0.01205   0.00639  -0.0842   0.5452   0.5609
   7.000   1.0839   0.01195   0.00635  -0.0835   0.5370   0.5644
   7.250   1.1049   0.01189   0.00641  -0.0825   0.5270   0.5679
   7.500   1.1256   0.01183   0.00645  -0.0814   0.5148   0.5712
   7.750   1.1437   0.01180   0.00653  -0.0797   0.4952   0.5746
   8.000   1.1451   0.01206   0.00661  -0.0749   0.4387   0.5779
   8.250   1.1220   0.01321   0.00739  -0.0661   0.3763   0.5806
   8.750   1.0811   0.01656   0.01018  -0.0519   0.2647   0.5862
   9.000   1.0648   0.01846   0.01190  -0.0466   0.2218   0.5891
   9.250   1.0508   0.02058   0.01387  -0.0423   0.1846   0.5923
   9.500   1.0392   0.02288   0.01601  -0.0389   0.1500   0.5958
   9.750   1.0326   0.02508   0.01808  -0.0363   0.1231   0.5994
  10.000   1.0284   0.02721   0.02014  -0.0342   0.1010   0.6032
  10.250   1.0290   0.02909   0.02200  -0.0325   0.0848   0.6074
  10.500   1.0311   0.03094   0.02381  -0.0311   0.0720   0.6121
  10.750   1.0344   0.03273   0.02560  -0.0299   0.0616   0.6168
  11.000   1.0377   0.03456   0.02744  -0.0287   0.0537   0.6214
  11.250   1.0455   0.03609   0.02902  -0.0279   0.0480   0.6268
  11.500   1.0473   0.03813   0.03105  -0.0268   0.0423   0.6319
  11.750   1.0583   0.03947   0.03250  -0.0263   0.0390   0.6377
  12.000   1.0645   0.04124   0.03428  -0.0256   0.0355   0.6438
  12.250   1.0692   0.04317   0.03629  -0.0248   0.0325   0.6498
  12.500   1.0792   0.04468   0.03790  -0.0244   0.0303   0.6566
  12.750   1.0877   0.04637   0.03963  -0.0241   0.0279   0.6636
  13.000   1.0884   0.04879   0.04213  -0.0233   0.0256   0.6702
  13.250   1.1004   0.05022   0.04367  -0.0231   0.0241   0.6780
  13.500   1.1105   0.05183   0.04537  -0.0229   0.0222   0.6863
  13.750   1.1159   0.05394   0.04752  -0.0227   0.0204   0.6944
  14.000   1.1233   0.05588   0.04957  -0.0225   0.0189   0.7038
  14.250   1.1351   0.05741   0.05120  -0.0225   0.0174   0.7141
  14.500   1.1440   0.05925   0.05309  -0.0226   0.0157   0.7247
  14.750   1.1482   0.06162   0.05556  -0.0224   0.0146   0.7357
  15.000   1.1590   0.06331   0.05740  -0.0225   0.0134   0.7485
  15.250   1.1662   0.06543   0.05964  -0.0226   0.0126   0.7621
  15.500   1.1706   0.06786   0.06215  -0.0227   0.0114   0.7773
  16.000   1.1862   0.07195   0.06657  -0.0230   0.0096   0.8207
  16.250   1.1909   0.07404   0.06885  -0.0227   0.0089   0.8611
  16.500   1.1854   0.07697   0.07200  -0.0221   0.0082   1.0000
  16.750   1.1913   0.07957   0.07470  -0.0226   0.0078   1.0000
  17.000   1.1969   0.08224   0.07746  -0.0233   0.0071   1.0000
  17.250   1.2013   0.08509   0.08038  -0.0240   0.0066   1.0000
  17.500   1.2016   0.08854   0.08390  -0.0249   0.0062   1.0000
  17.750   1.1973   0.09269   0.08815  -0.0259   0.0057   1.0000
  18.000   1.1982   0.09620   0.09178  -0.0270   0.0055   1.0000
  18.250   1.1978   0.09999   0.09569  -0.0282   0.0050   1.0000
  18.500   1.1979   0.10373   0.09953  -0.0296   0.0049   1.0000
  18.750   1.1970   0.10769   0.10358  -0.0311   0.0046   1.0000
  19.000   1.1940   0.11205   0.10804  -0.0329   0.0045   1.0000
  19.250   1.1887   0.11684   0.11293  -0.0350   0.0043   1.0000
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