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NREL's S808 Airfoil (s808-nr) Xfoil prediction polar at RE=200,000 Ncrit=9


Details Polar file
Airfoil: NREL's S808 Airfoil (s808-nr)
Reynolds number: 200,000
Max Cl/Cd: 55.11 at α=9°
Description: Mach=0 Ncrit=9
Source: Xfoil prediction
Download polar: xf-s808-nr-200000.txt
Download as CSV file: xf-s808-nr-200000.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 =     0.200 e 6     Ncrit =   9.000
  
   alpha    CL        CD       CDp       CM     Top_Xtr  Bot_Xtr
  ------ -------- --------- --------- -------- -------- --------
 -12.000  -0.4702   0.10363   0.09868  -0.0353   1.0000   0.2270
 -11.750  -0.4384   0.10512   0.10018  -0.0333   1.0000   0.2286
 -11.500  -0.5083   0.09438   0.08940  -0.0378   1.0000   0.2406
 -11.250  -0.4766   0.09571   0.09074  -0.0356   1.0000   0.2415
 -11.000  -0.4427   0.09738   0.09242  -0.0332   1.0000   0.2426
 -10.750  -0.4094   0.09887   0.09393  -0.0311   1.0000   0.2445
 -10.500  -0.3907   0.09859   0.09367  -0.0298   1.0000   0.2473
 -10.250  -0.4008   0.09531   0.09038  -0.0300   1.0000   0.2518
 -10.000  -0.4437   0.08804   0.08310  -0.0318   1.0000   0.2579
  -9.750  -0.9796   0.03523   0.02984  -0.0397   1.0000   0.2900
  -9.500  -0.9600   0.03535   0.03003  -0.0380   1.0000   0.2913
  -9.250  -0.9411   0.03536   0.03007  -0.0367   0.9997   0.2926
  -9.000  -0.8955   0.03572   0.03045  -0.0394   0.9952   0.2944
  -8.750  -0.8507   0.03576   0.03048  -0.0425   0.9906   0.2966
  -8.500  -0.8186   0.03333   0.02784  -0.0477   0.9826   0.3004
  -8.250  -0.7895   0.02973   0.02370  -0.0546   0.9741   0.3057
  -8.000  -0.7506   0.02893   0.02292  -0.0572   0.9682   0.3078
  -7.750  -0.7051   0.02865   0.02266  -0.0605   0.9646   0.3096
  -7.500  -0.6717   0.02817   0.02218  -0.0618   0.9557   0.3114
  -7.250  -0.6285   0.02758   0.02155  -0.0652   0.9510   0.3138
  -7.000  -0.5946   0.02678   0.02067  -0.0671   0.9424   0.3164
  -6.750  -0.5546   0.02571   0.01944  -0.0706   0.9363   0.3200
  -6.500  -0.5193   0.02452   0.01797  -0.0735   0.9280   0.3235
  -6.250  -0.4815   0.02366   0.01716  -0.0755   0.9211   0.3256
  -6.000  -0.4363   0.02316   0.01670  -0.0785   0.9175   0.3277
  -5.750  -0.4054   0.02267   0.01622  -0.0790   0.9062   0.3299
  -5.500  -0.3614   0.02203   0.01555  -0.0820   0.9017   0.3327
  -5.250  -0.3274   0.02135   0.01480  -0.0833   0.8915   0.3358
  -5.000  -0.2833   0.02055   0.01385  -0.0867   0.8850   0.3397
  -4.750  -0.2452   0.01976   0.01297  -0.0888   0.8744   0.3428
  -4.500  -0.2005   0.01922   0.01248  -0.0916   0.8656   0.3454
  -4.250  -0.1615   0.01885   0.01211  -0.0934   0.8514   0.3479
  -4.000  -0.1211   0.01847   0.01167  -0.0957   0.8366   0.3510
  -3.750  -0.0831   0.01808   0.01114  -0.0976   0.8198   0.3545
  -3.500  -0.0488   0.01773   0.01059  -0.0989   0.8016   0.3582
  -3.250  -0.0174   0.01740   0.01010  -0.0996   0.7834   0.3614
  -3.000   0.0121   0.01728   0.00996  -0.0996   0.7656   0.3642
  -2.750   0.0397   0.01724   0.00989  -0.0993   0.7475   0.3670
  -2.500   0.0672   0.01716   0.00973  -0.0991   0.7303   0.3703
  -2.250   0.0950   0.01704   0.00948  -0.0990   0.7140   0.3739
  -2.000   0.1234   0.01692   0.00918  -0.0992   0.6988   0.3775
  -1.750   0.1514   0.01672   0.00887  -0.0991   0.6843   0.3806
  -1.500   0.1776   0.01665   0.00883  -0.0986   0.6690   0.3835
  -1.250   0.2048   0.01666   0.00883  -0.0983   0.6551   0.3868
  -1.000   0.2330   0.01669   0.00874  -0.0982   0.6422   0.3908
  -0.750   0.2602   0.01664   0.00860  -0.0981   0.6281   0.3952
  -0.500   0.2882   0.01656   0.00841  -0.0981   0.6155   0.3989
  -0.250   0.3154   0.01650   0.00834  -0.0978   0.6035   0.4021
   0.000   0.3420   0.01650   0.00838  -0.0974   0.5907   0.4055
   0.250   0.3701   0.01656   0.00835  -0.0973   0.5796   0.4095
   0.500   0.3975   0.01655   0.00829  -0.0971   0.5673   0.4142
   0.750   0.4256   0.01655   0.00819  -0.0971   0.5562   0.4186
   1.000   0.4522   0.01655   0.00823  -0.0967   0.5452   0.4224
   1.250   0.4793   0.01663   0.00832  -0.0964   0.5343   0.4266
   1.500   0.5070   0.01669   0.00831  -0.0962   0.5238   0.4313
   1.750   0.5349   0.01675   0.00830  -0.0962   0.5131   0.4362
   2.000   0.5621   0.01676   0.00829  -0.0960   0.5033   0.4405
   2.250   0.5884   0.01684   0.00844  -0.0955   0.4929   0.4450
   2.500   0.6159   0.01696   0.00851  -0.0953   0.4834   0.4505
   2.750   0.6434   0.01707   0.00858  -0.0952   0.4734   0.4562
   3.000   0.6703   0.01711   0.00861  -0.0949   0.4642   0.4608
   3.250   0.6965   0.01723   0.00880  -0.0944   0.4548   0.4657
   3.500   0.7234   0.01736   0.00890  -0.0941   0.4457   0.4718
   3.750   0.7508   0.01753   0.00902  -0.0940   0.4367   0.4782
   4.000   0.7764   0.01761   0.00917  -0.0934   0.4277   0.4835
   4.250   0.8032   0.01782   0.00938  -0.0931   0.4195   0.4897
   4.500   0.8295   0.01796   0.00951  -0.0927   0.4104   0.4966
   4.750   0.8565   0.01816   0.00968  -0.0925   0.4026   0.5024
   5.000   0.8809   0.01830   0.00994  -0.0917   0.3940   0.5091
   5.250   0.9079   0.01854   0.01009  -0.0915   0.3861   0.5173
   5.500   0.9325   0.01871   0.01037  -0.0908   0.3780   0.5237
   5.750   0.9574   0.01890   0.01060  -0.0902   0.3701   0.5311
   6.000   0.9842   0.01921   0.01084  -0.0900   0.3627   0.5394
   6.250   1.0073   0.01936   0.01113  -0.0890   0.3547   0.5463
   6.500   1.0333   0.01968   0.01138  -0.0886   0.3476   0.5553
   6.750   1.0565   0.01990   0.01172  -0.0878   0.3400   0.5636
   7.000   1.0798   0.02014   0.01201  -0.0869   0.3328   0.5723
   7.250   1.1053   0.02052   0.01234  -0.0865   0.3259   0.5818
   7.500   1.1265   0.02073   0.01271  -0.0853   0.3186   0.5901
   7.750   1.1508   0.02108   0.01298  -0.0847   0.3119   0.6008
   8.000   1.1723   0.02141   0.01345  -0.0835   0.3051   0.6098
   8.250   1.1937   0.02171   0.01380  -0.0824   0.2982   0.6212
   8.500   1.2177   0.02215   0.01419  -0.0818   0.2918   0.6312
   8.750   1.2359   0.02245   0.01466  -0.0802   0.2853   0.6425
   9.000   1.2548   0.02277   0.01506  -0.0786   0.2790   0.6533
   9.250   1.2775   0.02327   0.01551  -0.0779   0.2729   0.6656
   9.500   1.2924   0.02362   0.01603  -0.0758   0.2668   0.6785
   9.750   1.3078   0.02395   0.01644  -0.0737   0.2611   0.6907
  10.000   1.3281   0.02450   0.01696  -0.0726   0.2554   0.7049
  10.250   1.3399   0.02493   0.01757  -0.0701   0.2498   0.7201
  10.500   1.3534   0.02536   0.01810  -0.0679   0.2444   0.7355
  10.750   1.3727   0.02598   0.01867  -0.0667   0.2389   0.7529
  11.000   1.3811   0.02649   0.01942  -0.0639   0.2338   0.7716
  11.250   1.3921   0.02701   0.02006  -0.0616   0.2287   0.7939
  11.500   1.4067   0.02759   0.02062  -0.0597   0.2238   0.8205
  11.750   1.4107   0.02815   0.02141  -0.0562   0.2194   0.8595
  12.000   1.4096   0.02849   0.02195  -0.0520   0.2152   1.0000
  12.250   1.4245   0.02936   0.02277  -0.0511   0.2102   1.0000
  12.500   1.4415   0.03036   0.02369  -0.0505   0.2053   1.0000
  12.750   1.4484   0.03148   0.02494  -0.0488   0.2007   1.0000
  13.000   1.4579   0.03257   0.02604  -0.0474   0.1961   1.0000
  13.250   1.4758   0.03358   0.02689  -0.0468   0.1913   1.0000
  13.500   1.4776   0.03509   0.02858  -0.0451   0.1874   1.0000
  13.750   1.4830   0.03654   0.03012  -0.0438   0.1831   1.0000
  14.000   1.4913   0.03791   0.03147  -0.0428   0.1790   1.0000
  14.250   1.5026   0.03935   0.03287  -0.0420   0.1749   1.0000
  14.500   1.5021   0.04138   0.03506  -0.0410   0.1711   1.0000
  14.750   1.5059   0.04323   0.03697  -0.0402   0.1672   1.0000
  15.000   1.5146   0.04483   0.03852  -0.0397   0.1635   1.0000
  15.250   1.5197   0.04686   0.04060  -0.0391   0.1599   1.0000
  15.500   1.5167   0.04951   0.04341  -0.0388   0.1564   1.0000
  15.750   1.5187   0.05183   0.04579  -0.0386   0.1530   1.0000
  16.000   1.5269   0.05365   0.04755  -0.0384   0.1495   1.0000
  16.250   1.5288   0.05624   0.05021  -0.0384   0.1463   1.0000
  16.500   1.5224   0.05967   0.05381  -0.0388   0.1432   1.0000
  16.750   1.5217   0.06262   0.05684  -0.0392   0.1400   1.0000
  17.000   1.5272   0.06491   0.05910  -0.0394   0.1370   1.0000
  17.250   1.5325   0.06738   0.06158  -0.0397   0.1339   1.0000
  17.500   1.5201   0.07199   0.06641  -0.0410   0.1313   1.0000
  17.750   1.5150   0.07584   0.07037  -0.0422   0.1284   1.0000
  18.000   1.5177   0.07872   0.07326  -0.0430   0.1257   1.0000
  18.250   1.5341   0.07982   0.07422  -0.0428   0.1226   1.0000
  18.500   1.5133   0.08606   0.08074  -0.0454   0.1205   1.0000
  18.750   1.4996   0.09152   0.08639  -0.0478   0.1180   1.0000
  19.000   1.4963   0.09554   0.09047  -0.0495   0.1155   1.0000
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