NREL's S827 Airfoil (s827-nr) Xfoil prediction polar at RE=1,000,000 Ncrit=5
| Details | Polar file | 
|---|---|
| Airfoil: NREL's S827 Airfoil (s827-nr) Reynolds number: 1,000,000 Max Cl/Cd: 109.62 at α=5° Description: Mach=0 Ncrit=5 Source: Xfoil prediction Download polar: xf-s827-nr-1000000-n5.txt Download as CSV file: xf-s827-nr-1000000-n5.csv | 
  
       XFOIL         Version 6.96
  
 Calculated polar for: NREL's S827 Airfoil                             
  
 1 1 Reynolds number fixed          Mach number fixed         
  
 xtrf =   1.000 (top)        1.000 (bottom)  
 Mach =   0.000     Re =     1.000 e 6     Ncrit =   5.000
  
   alpha    CL        CD       CDp       CM     Top_Xtr  Bot_Xtr
  ------ -------- --------- --------- -------- -------- --------
 -13.750  -0.2802   0.06830   0.06547  -0.1275   0.7648   0.0021
 -13.500  -0.3457   0.07015   0.06704  -0.1382   0.7724   0.0022
 -13.250  -0.3846   0.06382   0.06059  -0.1375   0.7703   0.0021
 -13.000  -0.4042   0.05969   0.05634  -0.1366   0.7681   0.0021
 -12.750  -0.4315   0.05470   0.05119  -0.1346   0.7659   0.0020
 -12.250  -0.4973   0.03453   0.02973  -0.1255   0.7627   0.0018
 -12.000  -0.4800   0.03215   0.02698  -0.1245   0.7612   0.0018
 -11.750  -0.4600   0.03101   0.02565  -0.1241   0.7597   0.0018
 -11.500  -0.4381   0.03016   0.02464  -0.1236   0.7582   0.0018
 -11.250  -0.4144   0.02957   0.02386  -0.1229   0.7567   0.0018
 -11.000  -0.3947   0.02907   0.02329  -0.1225   0.7550   0.0018
 -10.750  -0.3744   0.02866   0.02277  -0.1217   0.7535   0.0018
 -10.500  -0.3554   0.02826   0.02229  -0.1210   0.7518   0.0018
 -10.250  -0.3370   0.02783   0.02179  -0.1205   0.7503   0.0018
 -10.000  -0.3198   0.02740   0.02130  -0.1196   0.7488   0.0018
  -9.750  -0.3038   0.02692   0.02076  -0.1187   0.7474   0.0019
  -9.500  -0.2865   0.02642   0.02024  -0.1181   0.7463   0.0018
  -9.250  -0.2725   0.02583   0.01961  -0.1170   0.7450   0.0019
  -9.000  -0.2583   0.02524   0.01899  -0.1161   0.7437   0.0019
  -8.750  -0.2459   0.02457   0.01827  -0.1148   0.7424   0.0020
  -8.500  -0.2331   0.02389   0.01756  -0.1137   0.7411   0.0021
  -8.250  -0.2198   0.02324   0.01688  -0.1128   0.7397   0.0020
  -8.000  -0.2073   0.02258   0.01619  -0.1116   0.7383   0.0020
  -7.750  -0.1970   0.02183   0.01540  -0.1102   0.7370   0.0021
  -7.500  -0.1850   0.02114   0.01468  -0.1091   0.7357   0.0021
  -7.250  -0.1776   0.02027   0.01376  -0.1073   0.7344   0.0023
  -7.000  -0.1707   0.01934   0.01281  -0.1055   0.7332   0.0030
  -6.750  -0.1601   0.01855   0.01200  -0.1041   0.7324   0.0029
  -6.500  -0.1509   0.01770   0.01113  -0.1026   0.7314   0.0039
  -6.250  -0.1403   0.01693   0.01034  -0.1012   0.7304   0.0040
  -6.000  -0.1326   0.01602   0.00943  -0.0994   0.7293   0.0055
  -5.750  -0.1244   0.01516   0.00856  -0.0977   0.7283   0.0079
  -5.500  -0.1150   0.01436   0.00775  -0.0960   0.7272   0.0102
  -5.250  -0.1050   0.01363   0.00700  -0.0944   0.7262   0.0132
  -5.000  -0.0992   0.01279   0.00617  -0.0921   0.7251   0.0199
  -4.750  -0.0964   0.01209   0.00546  -0.0890   0.7240   0.0267
  -4.500  -0.0944   0.01163   0.00499  -0.0853   0.7230   0.0359
  -4.250  -0.0883   0.01101   0.00452  -0.0825   0.7220   0.0773
  -4.000  -0.0758   0.01048   0.00412  -0.0807   0.7211   0.1296
  -3.750  -0.0826   0.00873   0.00302  -0.0762   0.7198   0.3447
  -3.500  -0.0708   0.00759   0.00241  -0.0745   0.7190   0.4977
  -3.250  -0.0426   0.00756   0.00238  -0.0751   0.7184   0.5139
  -3.000  -0.0141   0.00755   0.00238  -0.0757   0.7178   0.5238
  -2.750   0.0149   0.00756   0.00236  -0.0765   0.7173   0.5280
  -2.500   0.0434   0.00755   0.00236  -0.0772   0.7167   0.5339
  -2.250   0.0725   0.00760   0.00238  -0.0779   0.7161   0.5391
  -2.000   0.1015   0.00760   0.00235  -0.0787   0.7155   0.5399
  -1.750   0.1304   0.00759   0.00232  -0.0794   0.7149   0.5404
  -1.500   0.1593   0.00758   0.00229  -0.0801   0.7143   0.5408
  -1.250   0.1882   0.00758   0.00227  -0.0809   0.7137   0.5412
  -1.000   0.2171   0.00757   0.00225  -0.0816   0.7131   0.5417
  -0.750   0.2459   0.00756   0.00224  -0.0824   0.7125   0.5425
  -0.500   0.2746   0.00755   0.00223  -0.0831   0.7119   0.5433
  -0.250   0.3034   0.00754   0.00223  -0.0838   0.7114   0.5440
   0.000   0.3323   0.00754   0.00224  -0.0846   0.7108   0.5448
   0.250   0.3611   0.00755   0.00225  -0.0853   0.7102   0.5455
   0.500   0.3899   0.00756   0.00227  -0.0860   0.7096   0.5462
   0.750   0.4188   0.00757   0.00229  -0.0868   0.7090   0.5470
   1.000   0.4477   0.00758   0.00232  -0.0875   0.7083   0.5478
   1.250   0.4768   0.00760   0.00235  -0.0883   0.7077   0.5486
   1.500   0.5059   0.00763   0.00240  -0.0891   0.7072   0.5495
   1.750   0.5352   0.00766   0.00245  -0.0900   0.7066   0.5505
   2.000   0.5645   0.00770   0.00251  -0.0908   0.7060   0.5514
   2.250   0.5938   0.00775   0.00258  -0.0917   0.7054   0.5523
   2.500   0.6221   0.00777   0.00265  -0.0923   0.7050   0.5531
   2.750   0.6503   0.00781   0.00273  -0.0929   0.7045   0.5539
   3.000   0.6783   0.00784   0.00280  -0.0935   0.7039   0.5546
   3.250   0.7062   0.00787   0.00288  -0.0941   0.7031   0.5553
   3.500   0.7335   0.00789   0.00296  -0.0945   0.7018   0.5560
   3.750   0.7576   0.00780   0.00292  -0.0941   0.6966   0.5571
   4.000   0.7781   0.00771   0.00283  -0.0929   0.6874   0.5582
   4.250   0.7958   0.00763   0.00277  -0.0911   0.6759   0.5592
   4.500   0.8134   0.00762   0.00278  -0.0893   0.6643   0.5602
   4.750   0.8304   0.00762   0.00283  -0.0875   0.6528   0.5613
   5.000   0.8408   0.00767   0.00288  -0.0842   0.6370   0.5623
   5.250   0.8366   0.00804   0.00311  -0.0780   0.5986   0.5633
   5.500   0.8094   0.00910   0.00388  -0.0676   0.5412   0.5642
   5.750   0.7862   0.01038   0.00490  -0.0587   0.4859   0.5651
   6.000   0.7763   0.01150   0.00585  -0.0526   0.4445   0.5661
   6.250   0.7577   0.01308   0.00717  -0.0454   0.3867   0.5671
   6.500   0.7539   0.01428   0.00820  -0.0410   0.3464   0.5682
   6.750   0.7502   0.01555   0.00928  -0.0367   0.3012   0.5691
   7.250   0.7510   0.01794   0.01127  -0.0299   0.2132   0.5714
   7.500   0.7579   0.01890   0.01210  -0.0275   0.1803   0.5727
   7.750   0.7668   0.01982   0.01289  -0.0255   0.1508   0.5741
   8.000   0.7761   0.02073   0.01368  -0.0236   0.1225   0.5754
   8.250   0.7884   0.02152   0.01440  -0.0222   0.1001   0.5768
   8.500   0.8004   0.02234   0.01515  -0.0207   0.0805   0.5782
   8.750   0.8123   0.02320   0.01590  -0.0193   0.0601   0.5796
   9.000   0.8266   0.02394   0.01659  -0.0182   0.0474   0.5811
   9.250   0.8422   0.02463   0.01727  -0.0174   0.0392   0.5824
   9.500   0.8572   0.02537   0.01798  -0.0164   0.0311   0.5837
   9.750   0.8724   0.02610   0.01870  -0.0155   0.0240   0.5853
  10.000   0.8864   0.02691   0.01948  -0.0145   0.0164   0.5870
  10.250   0.9022   0.02764   0.02022  -0.0138   0.0139   0.5889
  10.500   0.9174   0.02841   0.02099  -0.0130   0.0104   0.5909
  10.750   0.9339   0.02911   0.02173  -0.0123   0.0092   0.5929
  11.000   0.9496   0.02987   0.02251  -0.0117   0.0071   0.5951
  11.250   0.9645   0.03070   0.02336  -0.0109   0.0057   0.5971
  11.750   0.9947   0.03237   0.02510  -0.0096   0.0037   0.6016
  12.000   1.0104   0.03318   0.02596  -0.0090   0.0032   0.6041
  12.250   1.0246   0.03409   0.02692  -0.0083   0.0026   0.6066
  12.500   1.0391   0.03501   0.02789  -0.0076   0.0023   0.6090
  12.750   1.0530   0.03599   0.02891  -0.0070   0.0017   0.6114
  13.000   1.0682   0.03688   0.02985  -0.0065   0.0018   0.6136
  13.250   1.0815   0.03792   0.03096  -0.0058   0.0016   0.6164
  13.500   1.0929   0.03913   0.03223  -0.0050   0.0012   0.6193
  13.750   1.1061   0.04020   0.03337  -0.0044   0.0011   0.6222
  14.000   1.1190   0.04133   0.03457  -0.0038   0.0010   0.6249
  14.500   1.1429   0.04379   0.03719  -0.0027   0.0009   0.6308
  14.750   1.1543   0.04510   0.03858  -0.0021   0.0009   0.6342
  15.000   1.1650   0.04649   0.04005  -0.0015   0.0009   0.6375
  15.250   1.1749   0.04797   0.04161  -0.0010   0.0008   0.6405
  15.500   1.1857   0.04937   0.04309  -0.0005   0.0008   0.6439
  15.750   1.1950   0.05095   0.04477   0.0000   0.0007   0.6479
  16.000   1.2031   0.05269   0.04658   0.0004   0.0006   0.6521
  16.250   1.2125   0.05432   0.04829   0.0008   0.0006   0.6558
  16.500   1.2172   0.05645   0.05055   0.0013   0.0005   0.6597
  16.750   1.2238   0.05844   0.05263   0.0016   0.0005   0.6641
  17.000   1.2285   0.06065   0.05496   0.0020   0.0005   0.6682
  17.250   1.2288   0.06343   0.05787   0.0024   0.0004   0.6716
  17.500   1.2366   0.06540   0.05994   0.0023   0.0005   0.6761
  17.750   1.2402   0.06790   0.06255   0.0023   0.0005   0.6805
  18.000   1.2404   0.07089   0.06566   0.0023   0.0005   0.6844
  18.250   1.2366   0.07445   0.06937   0.0022   0.0004   0.6881
  18.500   1.2374   0.07749   0.07253   0.0017   0.0004   0.6927
  18.750   1.2329   0.08134   0.07652   0.0012   0.0004   0.6968
  19.000   1.2359   0.08426   0.07954   0.0005   0.0003   0.7013
 | 
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