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NREL's S808 Airfoil (s808-nr) Xfoil prediction polar at RE=500,000 Ncrit=9


Details Polar file
Airfoil: NREL's S808 Airfoil (s808-nr)
Reynolds number: 500,000
Max Cl/Cd: 78.9 at α=8.25°
Description: Mach=0 Ncrit=9
Source: Xfoil prediction
Download polar: xf-s808-nr-500000.txt
Download as CSV file: xf-s808-nr-500000.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: NREL's S808 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
  ------ -------- --------- --------- -------- -------- --------
 -18.250  -1.0119   0.08985   0.08585  -0.0533   1.0000   0.1103
 -18.000  -1.0308   0.08476   0.08080  -0.0550   1.0000   0.1172
 -17.750  -1.0508   0.07963   0.07568  -0.0567   1.0000   0.1242
 -17.500  -1.0715   0.07452   0.07057  -0.0584   1.0000   0.1316
 -17.250  -1.0984   0.06887   0.06494  -0.0601   1.0000   0.1392
 -17.000  -1.1222   0.06372   0.05979  -0.0616   1.0000   0.1467
 -16.750  -1.1460   0.05871   0.05477  -0.0629   1.0000   0.1546
 -16.500  -1.1707   0.05383   0.04989  -0.0640   1.0000   0.1612
 -16.250  -1.1902   0.04960   0.04561  -0.0648   1.0000   0.1680
 -16.000  -1.2112   0.04548   0.04148  -0.0653   1.0000   0.1736
 -15.750  -1.2292   0.04186   0.03781  -0.0655   1.0000   0.1792
 -15.500  -1.2453   0.03865   0.03454  -0.0652   1.0000   0.1840
 -15.250  -1.2619   0.03561   0.03149  -0.0647   1.0000   0.1881
 -15.000  -1.2758   0.03287   0.02869  -0.0639   1.0000   0.1927
 -14.750  -1.2845   0.03063   0.02634  -0.0629   1.0000   0.1962
 -14.500  -1.2990   0.02829   0.02401  -0.0614   1.0000   0.1998
 -14.250  -1.3108   0.02628   0.02198  -0.0596   1.0000   0.2031
 -14.000  -1.3229   0.02455   0.02019  -0.0572   1.0000   0.2061
 -13.750  -1.3441   0.02295   0.01851  -0.0533   1.0000   0.2083
 -13.500  -1.3479   0.02146   0.01691  -0.0519   1.0000   0.2110
 -13.250  -1.3410   0.02027   0.01571  -0.0514   1.0000   0.2145
 -13.000  -1.3271   0.01959   0.01500  -0.0507   1.0000   0.2180
 -12.750  -1.3102   0.01907   0.01440  -0.0501   1.0000   0.2214
 -12.500  -1.2916   0.01862   0.01385  -0.0496   1.0000   0.2242
 -12.250  -1.2707   0.01815   0.01334  -0.0494   0.9997   0.2274
 -12.000  -1.2328   0.01786   0.01307  -0.0521   0.9971   0.2315
 -11.750  -1.1939   0.01770   0.01285  -0.0548   0.9943   0.2358
 -11.500  -1.1535   0.01756   0.01260  -0.0579   0.9921   0.2394
 -11.250  -1.1194   0.01720   0.01222  -0.0597   0.9887   0.2431
 -11.000  -1.0833   0.01701   0.01205  -0.0616   0.9852   0.2467
 -10.750  -1.0440   0.01699   0.01201  -0.0642   0.9824   0.2511
 -10.500  -1.0027   0.01700   0.01191  -0.0672   0.9802   0.2550
 -10.250  -0.9623   0.01669   0.01157  -0.0700   0.9787   0.2582
 -10.000  -0.9335   0.01632   0.01121  -0.0704   0.9732   0.2604
  -9.750  -0.8967   0.01609   0.01098  -0.0723   0.9699   0.2626
  -9.500  -0.8574   0.01587   0.01073  -0.0746   0.9675   0.2647
  -9.250  -0.8167   0.01561   0.01044  -0.0773   0.9657   0.2666
  -9.000  -0.7748   0.01538   0.01015  -0.0801   0.9643   0.2688
  -8.750  -0.7490   0.01506   0.00977  -0.0798   0.9568   0.2705
  -8.500  -0.7104   0.01480   0.00943  -0.0820   0.9536   0.2719
  -8.250  -0.6712   0.01429   0.00893  -0.0843   0.9515   0.2744
  -8.000  -0.6299   0.01393   0.00860  -0.0870   0.9499   0.2767
  -7.750  -0.6038   0.01362   0.00829  -0.0866   0.9417   0.2784
  -7.500  -0.5660   0.01334   0.00800  -0.0884   0.9378   0.2805
  -7.250  -0.5252   0.01306   0.00770  -0.0909   0.9352   0.2829
  -7.000  -0.4961   0.01278   0.00739  -0.0910   0.9269   0.2851
  -6.750  -0.4612   0.01248   0.00705  -0.0922   0.9203   0.2870
  -6.500  -0.4289   0.01223   0.00674  -0.0929   0.9109   0.2885
  -6.000  -0.3543   0.01145   0.00598  -0.0964   0.8890   0.2938
  -5.750  -0.3121   0.01120   0.00570  -0.0990   0.8742   0.2962
  -5.500  -0.2724   0.01103   0.00544  -0.1012   0.8538   0.2987
  -5.250  -0.2382   0.01095   0.00523  -0.1022   0.8298   0.3012
  -5.000  -0.2077   0.01095   0.00507  -0.1025   0.8058   0.3036
  -4.750  -0.1793   0.01097   0.00495  -0.1024   0.7832   0.3055
  -4.500  -0.1521   0.01084   0.00474  -0.1022   0.7620   0.3083
  -4.250  -0.1250   0.01077   0.00462  -0.1020   0.7422   0.3109
  -4.000  -0.0976   0.01077   0.00454  -0.1017   0.7237   0.3133
  -3.750  -0.0701   0.01077   0.00446  -0.1015   0.7058   0.3158
  -3.500  -0.0424   0.01077   0.00439  -0.1013   0.6890   0.3184
  -3.250  -0.0145   0.01078   0.00431  -0.1012   0.6733   0.3208
  -3.000   0.0134   0.01082   0.00424  -0.1011   0.6582   0.3229
  -2.500   0.0688   0.01069   0.00406  -0.1008   0.6293   0.3292
  -2.250   0.0968   0.01071   0.00404  -0.1007   0.6159   0.3321
  -1.750   0.1531   0.01076   0.00397  -0.1005   0.5901   0.3378
  -1.500   0.1813   0.01081   0.00394  -0.1004   0.5779   0.3403
  -1.250   0.2094   0.01080   0.00388  -0.1003   0.5655   0.3431
  -1.000   0.2376   0.01075   0.00384  -0.1003   0.5544   0.3465
  -0.750   0.2655   0.01079   0.00384  -0.1001   0.5426   0.3496
  -0.500   0.2941   0.01081   0.00385  -0.1001   0.5314   0.3529
  -0.250   0.3220   0.01090   0.00386  -0.1000   0.5207   0.3563
   0.000   0.3507   0.01095   0.00388  -0.0999   0.5100   0.3592
   0.250   0.3785   0.01096   0.00385  -0.0998   0.4996   0.3629
   0.500   0.4069   0.01096   0.00388  -0.0998   0.4893   0.3665
   0.750   0.4348   0.01103   0.00392  -0.0996   0.4795   0.3700
   1.000   0.4632   0.01108   0.00396  -0.0996   0.4694   0.3736
   1.250   0.4910   0.01120   0.00400  -0.0994   0.4600   0.3770
   1.500   0.5194   0.01122   0.00403  -0.0993   0.4506   0.3808
   1.750   0.5468   0.01130   0.00410  -0.0992   0.4412   0.3853
   2.000   0.5752   0.01135   0.00417  -0.0991   0.4322   0.3896
   2.250   0.6024   0.01149   0.00425  -0.0988   0.4232   0.3937
   2.500   0.6309   0.01156   0.00432  -0.0987   0.4148   0.3973
   2.750   0.6581   0.01164   0.00439  -0.0985   0.4058   0.4021
   3.000   0.6861   0.01171   0.00450  -0.0984   0.3979   0.4069
   3.250   0.7134   0.01183   0.00460  -0.0981   0.3892   0.4119
   3.500   0.7406   0.01199   0.00472  -0.0979   0.3813   0.4165
   3.750   0.7682   0.01205   0.00482  -0.0977   0.3732   0.4219
   4.000   0.7944   0.01223   0.00497  -0.0973   0.3651   0.4271
   4.250   0.8223   0.01231   0.00509  -0.0971   0.3576   0.4325
   4.500   0.8486   0.01250   0.00523  -0.0967   0.3498   0.4376
   4.750   0.8755   0.01260   0.00539  -0.0964   0.3426   0.4441
   5.000   0.9021   0.01274   0.00555  -0.0961   0.3349   0.4503
   5.250   0.9273   0.01299   0.00573  -0.0955   0.3275   0.4560
   5.500   0.9545   0.01306   0.00589  -0.0952   0.3207   0.4624
   5.750   0.9798   0.01326   0.00608  -0.0947   0.3133   0.4689
   6.000   1.0053   0.01347   0.00629  -0.0941   0.3068   0.4757
   6.250   1.0312   0.01361   0.00648  -0.0936   0.2999   0.4829
   6.500   1.0549   0.01387   0.00672  -0.0928   0.2928   0.4902
   6.750   1.0806   0.01405   0.00693  -0.0923   0.2867   0.4972
   7.000   1.1051   0.01424   0.00716  -0.0916   0.2799   0.5047
   7.250   1.1276   0.01454   0.00745  -0.0906   0.2733   0.5124
   7.500   1.1525   0.01471   0.00767  -0.0900   0.2675   0.5201
   7.750   1.1745   0.01495   0.00794  -0.0889   0.2611   0.5285
   8.000   1.1948   0.01525   0.00823  -0.0875   0.2552   0.5371
   8.250   1.2174   0.01543   0.00849  -0.0865   0.2495   0.5456
   8.500   1.2372   0.01574   0.00881  -0.0851   0.2434   0.5545
   8.750   1.2571   0.01608   0.00917  -0.0837   0.2378   0.5631
   9.000   1.2789   0.01633   0.00949  -0.0826   0.2322   0.5726
   9.250   1.2977   0.01672   0.00987  -0.0811   0.2265   0.5821
   9.500   1.3166   0.01710   0.01030  -0.0796   0.2212   0.5925
   9.750   1.3372   0.01741   0.01067  -0.0784   0.2159   0.6032
  10.000   1.3547   0.01784   0.01113  -0.0768   0.2105   0.6141
  10.250   1.3716   0.01832   0.01164  -0.0752   0.2055   0.6249
  10.500   1.3911   0.01868   0.01208  -0.0739   0.2006   0.6371
  10.750   1.4073   0.01918   0.01262  -0.0723   0.1956   0.6495
  11.000   1.4209   0.01982   0.01328  -0.0703   0.1906   0.6627
  11.250   1.4396   0.02023   0.01380  -0.0691   0.1863   0.6773
  11.500   1.4546   0.02081   0.01445  -0.0674   0.1815   0.6921
  11.750   1.4652   0.02163   0.01529  -0.0654   0.1767   0.7084
  12.000   1.4815   0.02218   0.01596  -0.0640   0.1728   0.7272
  12.250   1.4953   0.02286   0.01674  -0.0624   0.1685   0.7485
  12.500   1.5047   0.02378   0.01772  -0.0604   0.1642   0.7732
  12.750   1.5140   0.02468   0.01875  -0.0585   0.1603   0.8056
  13.000   1.5227   0.02533   0.01963  -0.0562   0.1567   0.8685
  13.250   1.5260   0.02621   0.02063  -0.0535   0.1532   1.0000
  13.500   1.5318   0.02770   0.02209  -0.0520   0.1491   1.0000
  13.750   1.5427   0.02891   0.02336  -0.0510   0.1458   1.0000
  14.000   1.5529   0.03022   0.02471  -0.0500   0.1420   1.0000
  14.250   1.5583   0.03193   0.02643  -0.0490   0.1384   1.0000
  14.500   1.5595   0.03406   0.02856  -0.0479   0.1349   1.0000
  14.750   1.5702   0.03551   0.03009  -0.0474   0.1319   1.0000
  15.000   1.5759   0.03743   0.03206  -0.0468   0.1285   1.0000
  15.250   1.5769   0.03985   0.03449  -0.0463   0.1254   1.0000
  15.500   1.5759   0.04256   0.03723  -0.0459   0.1223   1.0000
  15.750   1.5829   0.04459   0.03935  -0.0458   0.1197   1.0000
  16.000   1.5849   0.04717   0.04199  -0.0458   0.1167   1.0000
  16.250   1.5827   0.05029   0.04513  -0.0459   0.1140   1.0000
  16.500   1.5769   0.05389   0.04875  -0.0463   0.1112   1.0000
  16.750   1.5812   0.05648   0.05145  -0.0466   0.1089   1.0000
  17.000   1.5812   0.05962   0.05466  -0.0471   0.1064   1.0000
  17.250   1.5774   0.06330   0.05839  -0.0479   0.1040   1.0000
  17.500   1.5694   0.06758   0.06269  -0.0490   0.1016   1.0000
  17.750   1.5675   0.07119   0.06639  -0.0500   0.0995   1.0000
  18.000   1.5668   0.07477   0.07006  -0.0510   0.0973   1.0000
  18.250   1.5627   0.07883   0.07419  -0.0523   0.0951   1.0000
  18.500   1.5559   0.08333   0.07872  -0.0539   0.0930   1.0000
  18.750   1.5480   0.08798   0.08339  -0.0555   0.0908   1.0000
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