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NREL's S818 Airfoil (s818-nr) Xfoil prediction polar at RE=1,000,000 Ncrit=5


Details Polar file
Airfoil: NREL's S818 Airfoil (s818-nr)
Reynolds number: 1,000,000
Max Cl/Cd: 101.1 at α=8°
Description: Mach=0 Ncrit=5
Source: Xfoil prediction
Download polar: xf-s818-nr-1000000-n5.txt
Download as CSV file: xf-s818-nr-1000000-n5.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: NREL's S818 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
  ------ -------- --------- --------- -------- -------- --------
 -16.500  -0.6756   0.09642   0.09195  -0.0690   0.9881   0.0208
 -16.250  -0.6672   0.09465   0.09019  -0.0694   0.9878   0.0223
 -16.000  -0.6591   0.09284   0.08839  -0.0698   0.9874   0.0247
 -15.750  -0.6496   0.09120   0.08676  -0.0702   0.9871   0.0270
 -15.500  -0.6397   0.08960   0.08518  -0.0706   0.9868   0.0292
 -15.250  -0.6287   0.08797   0.08356  -0.0712   0.9864   0.0318
 -15.000  -0.6188   0.08621   0.08184  -0.0719   0.9860   0.0364
 -14.750  -0.6091   0.08455   0.08021  -0.0723   0.9856   0.0403
 -14.500  -0.5972   0.08294   0.07860  -0.0731   0.9852   0.0427
 -14.250  -0.5839   0.08072   0.07644  -0.0751   0.9845   0.0506
 -14.000  -0.5644   0.07821   0.07397  -0.0786   0.9835   0.0572
 -13.750  -0.5405   0.07548   0.07125  -0.0831   0.9825   0.0633
 -13.500  -0.5195   0.07246   0.06827  -0.0878   0.9816   0.0720
 -13.250  -0.5002   0.06956   0.06542  -0.0921   0.9809   0.0830
 -13.000  -0.5049   0.06769   0.06360  -0.0901   0.9778   0.0915
 -12.750  -0.5016   0.06509   0.06106  -0.0910   0.9754   0.1029
 -12.500  -0.5199   0.05987   0.05598  -0.0931   0.9734   0.1303
 -12.250  -0.5423   0.05430   0.05049  -0.0955   0.9718   0.1536
 -12.000  -0.5853   0.04634   0.04259  -0.0992   0.9700   0.1800
 -11.750  -0.6289   0.03842   0.03463  -0.1033   0.9684   0.1962
 -11.500  -0.6589   0.03532   0.03149  -0.1000   0.9633   0.1987
 -11.250  -0.6962   0.02977   0.02586  -0.1008   0.9575   0.2058
 -11.000  -0.7383   0.02471   0.02071  -0.0999   0.9497   0.2124
 -10.750  -0.7753   0.02107   0.01699  -0.0967   0.9409   0.2154
 -10.500  -0.8121   0.01851   0.01435  -0.0909   0.9269   0.2157
 -10.000  -0.7927   0.01122   0.00713  -0.1013   0.9026   0.2934
  -9.750  -0.7530   0.01079   0.00668  -0.1044   0.8963   0.2990
  -9.500  -0.7039   0.01047   0.00630  -0.1090   0.8869   0.3032
  -9.250  -0.6239   0.01032   0.00601  -0.1196   0.8712   0.3078
  -9.000  -0.5756   0.01023   0.00570  -0.1242   0.8291   0.3110
  -8.750  -0.5517   0.01026   0.00555  -0.1238   0.7898   0.3130
  -8.500  -0.5296   0.01029   0.00542  -0.1231   0.7585   0.3143
  -8.250  -0.5067   0.01030   0.00530  -0.1225   0.7314   0.3153
  -8.000  -0.4825   0.01032   0.00519  -0.1221   0.7079   0.3165
  -7.750  -0.4574   0.01034   0.00509  -0.1219   0.6865   0.3178
  -7.500  -0.4318   0.01033   0.00498  -0.1217   0.6667   0.3187
  -7.250  -0.4055   0.01032   0.00486  -0.1217   0.6487   0.3193
  -7.000  -0.3789   0.01028   0.00472  -0.1218   0.6317   0.3196
  -6.750  -0.3518   0.01024   0.00459  -0.1220   0.6158   0.3199
  -6.500  -0.3246   0.01022   0.00447  -0.1222   0.5995   0.3202
  -6.250  -0.2970   0.01019   0.00435  -0.1224   0.5844   0.3205
  -6.000  -0.2691   0.01017   0.00424  -0.1227   0.5706   0.3208
  -5.750  -0.2410   0.01015   0.00413  -0.1231   0.5581   0.3210
  -5.500  -0.2123   0.01011   0.00403  -0.1235   0.5471   0.3213
  -5.250  -0.1838   0.01010   0.00394  -0.1239   0.5367   0.3216
  -5.000  -0.1550   0.01007   0.00385  -0.1243   0.5264   0.3218
  -4.750  -0.1261   0.01005   0.00377  -0.1247   0.5175   0.3220
  -4.500  -0.0973   0.01004   0.00370  -0.1252   0.5081   0.3222
  -4.250  -0.0682   0.01003   0.00363  -0.1256   0.5003   0.3224
  -4.000  -0.0392   0.01002   0.00356  -0.1260   0.4920   0.3226
  -3.750  -0.0100   0.00999   0.00349  -0.1265   0.4850   0.3231
  -3.500   0.0194   0.00995   0.00342  -0.1271   0.4779   0.3238
  -3.000   0.0782   0.00991   0.00331  -0.1281   0.4650   0.3252
  -2.750   0.1075   0.00991   0.00327  -0.1286   0.4583   0.3258
  -2.500   0.1367   0.00992   0.00324  -0.1291   0.4522   0.3264
  -2.250   0.1662   0.00991   0.00321  -0.1296   0.4471   0.3271
  -2.000   0.1955   0.00991   0.00319  -0.1300   0.4418   0.3277
  -1.500   0.2540   0.00993   0.00317  -0.1309   0.4333   0.3290
  -1.250   0.2832   0.00994   0.00317  -0.1313   0.4293   0.3296
  -1.000   0.3121   0.00996   0.00317  -0.1316   0.4253   0.3303
  -0.750   0.3408   0.00999   0.00318  -0.1319   0.4213   0.3310
  -0.500   0.3697   0.01001   0.00319  -0.1323   0.4182   0.3317
  -0.250   0.3987   0.01002   0.00320  -0.1326   0.4155   0.3324
   0.000   0.4275   0.01004   0.00321  -0.1329   0.4124   0.3331
   0.250   0.4560   0.01007   0.00323  -0.1331   0.4094   0.3338
   0.500   0.4844   0.01011   0.00326  -0.1333   0.4064   0.3345
   0.750   0.5126   0.01016   0.00330  -0.1335   0.4034   0.3351
   1.000   0.5411   0.01019   0.00333  -0.1337   0.4014   0.3357
   1.250   0.5696   0.01022   0.00337  -0.1340   0.3992   0.3363
   1.500   0.5980   0.01026   0.00341  -0.1341   0.3968   0.3368
   1.750   0.6261   0.01031   0.00346  -0.1343   0.3945   0.3372
   2.000   0.6544   0.01036   0.00351  -0.1345   0.3923   0.3380
   2.250   0.6826   0.01040   0.00357  -0.1347   0.3902   0.3393
   2.500   0.7106   0.01047   0.00364  -0.1348   0.3880   0.3404
   2.750   0.7385   0.01053   0.00372  -0.1349   0.3860   0.3416
   3.000   0.7670   0.01058   0.00380  -0.1351   0.3849   0.3428
   3.250   0.7953   0.01063   0.00388  -0.1353   0.3836   0.3439
   3.500   0.8234   0.01068   0.00397  -0.1354   0.3822   0.3450
   3.750   0.8514   0.01075   0.00406  -0.1355   0.3808   0.3461
   4.000   0.8794   0.01082   0.00416  -0.1356   0.3793   0.3472
   4.250   0.9071   0.01091   0.00427  -0.1357   0.3779   0.3483
   4.500   0.9346   0.01100   0.00439  -0.1357   0.3763   0.3494
   4.750   0.9617   0.01111   0.00451  -0.1356   0.3747   0.3503
   5.000   0.9885   0.01123   0.00465  -0.1355   0.3729   0.3512
   5.250   1.0151   0.01136   0.00479  -0.1353   0.3711   0.3520
   5.500   1.0415   0.01150   0.00495  -0.1351   0.3694   0.3527
   5.750   1.0694   0.01158   0.00508  -0.1352   0.3687   0.3546
   6.000   1.0970   0.01166   0.00522  -0.1353   0.3676   0.3565
   6.250   1.1246   0.01173   0.00535  -0.1353   0.3643   0.3581
   6.500   1.1497   0.01189   0.00549  -0.1349   0.3555   0.3599
   6.750   1.1762   0.01201   0.00563  -0.1348   0.3482   0.3615
   7.000   1.2022   0.01215   0.00578  -0.1345   0.3427   0.3630
   7.250   1.2268   0.01234   0.00597  -0.1340   0.3374   0.3644
   7.500   1.2528   0.01247   0.00614  -0.1338   0.3321   0.3656
   7.750   1.2771   0.01267   0.00633  -0.1332   0.3238   0.3668
   8.000   1.3012   0.01287   0.00654  -0.1327   0.3169   0.3677
   8.250   1.3238   0.01316   0.00680  -0.1319   0.3039   0.3691
   8.500   1.3417   0.01368   0.00720  -0.1304   0.2752   0.3710
   8.750   1.3500   0.01472   0.00798  -0.1275   0.2313   0.3725
   9.000   1.3583   0.01571   0.00880  -0.1246   0.1989   0.3741
   9.250   1.3672   0.01667   0.00961  -0.1218   0.1701   0.3756
   9.500   1.3773   0.01755   0.01039  -0.1193   0.1489   0.3771
   9.750   1.3877   0.01841   0.01118  -0.1169   0.1309   0.3787
  10.000   1.3979   0.01929   0.01200  -0.1146   0.1157   0.3801
  10.250   1.4079   0.02018   0.01285  -0.1123   0.1031   0.3815
  10.500   1.4168   0.02115   0.01378  -0.1099   0.0917   0.3827
  10.750   1.4258   0.02214   0.01474  -0.1077   0.0828   0.3837
  11.000   1.4353   0.02314   0.01575  -0.1056   0.0753   0.3855
  11.250   1.4444   0.02421   0.01683  -0.1037   0.0690   0.3878
  11.500   1.4511   0.02547   0.01810  -0.1016   0.0627   0.3901
  11.750   1.4592   0.02671   0.01936  -0.0998   0.0576   0.3923
  12.000   1.4642   0.02822   0.02089  -0.0979   0.0526   0.3943
  12.250   1.4714   0.02966   0.02236  -0.0964   0.0488   0.3963
  12.500   1.4755   0.03141   0.02415  -0.0948   0.0451   0.3979
  12.750   1.4802   0.03323   0.02599  -0.0935   0.0421   0.3993
  13.250   1.4864   0.03749   0.03035  -0.0913   0.0366   0.4029
  13.500   1.4899   0.03974   0.03267  -0.0906   0.0346   0.4053
  13.750   1.4914   0.04230   0.03529  -0.0900   0.0323   0.4075
  14.000   1.4906   0.04522   0.03825  -0.0895   0.0302   0.4095
  14.250   1.4923   0.04797   0.04108  -0.0892   0.0288   0.4117
  14.500   1.4919   0.05103   0.04421  -0.0891   0.0272   0.4137
  14.750   1.4893   0.05443   0.04766  -0.0891   0.0255   0.4155
  15.250   1.4880   0.06107   0.05445  -0.0895   0.0233   0.4204
  15.500   1.4858   0.06469   0.05814  -0.0899   0.0221   0.4233
  15.750   1.4830   0.06843   0.06197  -0.0904   0.0211   0.4263
  16.000   1.4821   0.07201   0.06561  -0.0909   0.0203   0.4290
  16.250   1.4815   0.07558   0.06926  -0.0915   0.0195   0.4315
  16.750   1.4777   0.08324   0.07706  -0.0931   0.0178   0.4366
  17.000   1.4766   0.08704   0.08092  -0.0940   0.0170   0.4397
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