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S4180-098-84 (s4180-il) Xfoil prediction polar at RE=200,000 Ncrit=5


Details Polar file
Airfoil: S4180-098-84 (s4180-il)
Reynolds number: 200,000
Max Cl/Cd: 78.73 at α=6.25°
Description: Mach=0 Ncrit=5
Source: Xfoil prediction
Download polar: xf-s4180-il-200000-n5.txt
Download as CSV file: xf-s4180-il-200000-n5.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: S4180-098-84                                    
  
 1 1 Reynolds number fixed          Mach number fixed         
  
 xtrf =   1.000 (top)        1.000 (bottom)  
 Mach =   0.000     Re =     0.200 e 6     Ncrit =   5.000
  
   alpha    CL        CD       CDp       CM     Top_Xtr  Bot_Xtr
  ------ -------- --------- --------- -------- -------- --------
 -10.500  -0.2547   0.11202   0.10865  -0.0219   1.0000   0.0312
 -10.250  -0.2560   0.10863   0.10529  -0.0240   1.0000   0.0314
 -10.000  -0.2562   0.10504   0.10173  -0.0259   1.0000   0.0315
  -9.750  -0.2536   0.10119   0.09789  -0.0279   1.0000   0.0316
  -9.500  -0.2512   0.09740   0.09413  -0.0294   1.0000   0.0316
  -9.250  -0.2406   0.09365   0.09042  -0.0288   1.0000   0.0320
  -9.000  -0.2300   0.09043   0.08722  -0.0288   1.0000   0.0324
  -8.750  -0.2244   0.08717   0.08399  -0.0295   1.0000   0.0327
  -8.500  -0.2183   0.08397   0.08082  -0.0303   1.0000   0.0333
  -8.250  -0.2092   0.08064   0.07751  -0.0320   0.9833   0.0349
  -8.000  -0.1989   0.07604   0.07291  -0.0362   0.9602   0.0365
  -7.500  -0.2817   0.08186   0.07863  -0.0328   0.9950   0.0330
  -7.250  -0.2704   0.07224   0.06898  -0.0464   0.9540   0.0263
  -7.000  -0.2482   0.06952   0.06622  -0.0492   0.9362   0.0252
  -6.750  -0.2307   0.06511   0.06175  -0.0550   0.9153   0.0244
  -6.250  -0.2083   0.04331   0.03945  -0.0785   0.8744   0.0212
  -6.000  -0.1926   0.03399   0.02957  -0.0845   0.8604   0.0210
  -5.750  -0.1726   0.02691   0.02159  -0.0879   0.8481   0.0211
  -5.500  -0.1487   0.02384   0.01798  -0.0888   0.8357   0.0217
  -5.250  -0.1235   0.02266   0.01659  -0.0889   0.8237   0.0224
  -5.000  -0.0977   0.02127   0.01491  -0.0889   0.8121   0.0231
  -4.750  -0.0713   0.01958   0.01281  -0.0888   0.8007   0.0236
  -4.500  -0.0443   0.01820   0.01110  -0.0887   0.7887   0.0240
  -4.250  -0.0172   0.01709   0.00970  -0.0885   0.7772   0.0246
  -4.000   0.0100   0.01618   0.00854  -0.0882   0.7660   0.0252
  -3.750   0.0374   0.01544   0.00759  -0.0879   0.7540   0.0259
  -3.500   0.0647   0.01476   0.00682  -0.0877   0.7421   0.0268
  -3.250   0.0922   0.01435   0.00635  -0.0874   0.7303   0.0285
  -3.000   0.1197   0.01394   0.00582  -0.0872   0.7188   0.0306
  -2.750   0.1475   0.01348   0.00526  -0.0870   0.7068   0.0324
  -2.500   0.1754   0.01313   0.00485  -0.0868   0.6949   0.0348
  -2.250   0.2034   0.01281   0.00444  -0.0866   0.6834   0.0387
  -2.000   0.2313   0.01253   0.00410  -0.0864   0.6720   0.0469
  -1.750   0.2593   0.01228   0.00387  -0.0863   0.6601   0.0627
  -1.500   0.2873   0.01212   0.00368  -0.0861   0.6487   0.0795
  -1.250   0.3152   0.01198   0.00354  -0.0860   0.6376   0.0988
  -1.000   0.3430   0.01184   0.00344  -0.0859   0.6265   0.1289
  -0.750   0.3710   0.01167   0.00333  -0.0859   0.6151   0.1608
  -0.500   0.3990   0.01150   0.00324  -0.0858   0.6044   0.2063
  -0.250   0.4267   0.01129   0.00318  -0.0858   0.5940   0.2832
   0.000   0.4540   0.01092   0.00320  -0.0858   0.5832   0.4185
   0.250   0.4791   0.01042   0.00326  -0.0852   0.5734   0.6139
   0.500   0.4959   0.00989   0.00329  -0.0820   0.5642   0.8471
   0.750   0.5282   0.00980   0.00319  -0.0824   0.5537   1.0000
   1.000   0.5562   0.00994   0.00318  -0.0823   0.5443   1.0000
   1.250   0.5842   0.01009   0.00320  -0.0822   0.5346   1.0000
   1.500   0.6122   0.01023   0.00324  -0.0821   0.5253   1.0000
   2.000   0.6679   0.01055   0.00336  -0.0819   0.5071   1.0000
   2.250   0.6956   0.01073   0.00344  -0.0817   0.4987   1.0000
   2.500   0.7233   0.01089   0.00354  -0.0816   0.4895   1.0000
   2.750   0.7510   0.01107   0.00365  -0.0815   0.4811   1.0000
   3.000   0.7785   0.01126   0.00377  -0.0813   0.4722   1.0000
   3.250   0.8060   0.01144   0.00392  -0.0812   0.4635   1.0000
   3.500   0.8332   0.01166   0.00405  -0.0810   0.4548   1.0000
   3.750   0.8606   0.01184   0.00422  -0.0809   0.4454   1.0000
   4.000   0.8876   0.01206   0.00439  -0.0807   0.4365   1.0000
   4.250   0.9147   0.01227   0.00458  -0.0805   0.4266   1.0000
   4.500   0.9416   0.01248   0.00477  -0.0803   0.4170   1.0000
   4.750   0.9682   0.01273   0.00498  -0.0800   0.4075   1.0000
   5.000   0.9950   0.01295   0.00520  -0.0799   0.3971   1.0000
   5.250   1.0214   0.01319   0.00544  -0.0796   0.3870   1.0000
   5.500   1.0475   0.01347   0.00568  -0.0793   0.3765   1.0000
   5.750   1.0737   0.01372   0.00595  -0.0791   0.3647   1.0000
   6.000   1.0996   0.01399   0.00622  -0.0788   0.3525   1.0000
   6.250   1.1251   0.01429   0.00651  -0.0784   0.3395   1.0000
   6.500   1.1503   0.01462   0.00683  -0.0781   0.3255   1.0000
   6.750   1.1751   0.01496   0.00716  -0.0777   0.3104   1.0000
   7.000   1.1995   0.01535   0.00752  -0.0773   0.2943   1.0000
   7.250   1.2233   0.01577   0.00793  -0.0768   0.2776   1.0000
   7.500   1.2466   0.01625   0.00836  -0.0762   0.2602   1.0000
   7.750   1.2690   0.01679   0.00885  -0.0756   0.2420   1.0000
   8.000   1.2911   0.01736   0.00939  -0.0750   0.2230   1.0000
   8.250   1.3123   0.01799   0.00997  -0.0742   0.2052   1.0000
   8.500   1.3326   0.01868   0.01062  -0.0734   0.1881   1.0000
   8.750   1.3519   0.01943   0.01132  -0.0725   0.1720   1.0000
   9.000   1.3705   0.02021   0.01207  -0.0715   0.1574   1.0000
   9.250   1.3887   0.02099   0.01284  -0.0705   0.1447   1.0000
   9.500   1.4061   0.02179   0.01365  -0.0693   0.1336   1.0000
   9.750   1.4221   0.02265   0.01451  -0.0681   0.1238   1.0000
  10.000   1.4359   0.02360   0.01546  -0.0666   0.1151   1.0000
  10.250   1.4499   0.02446   0.01638  -0.0650   0.1076   1.0000
  10.500   1.4587   0.02548   0.01742  -0.0629   0.1018   1.0000
  10.750   1.4684   0.02646   0.01847  -0.0609   0.0964   1.0000
  11.000   1.4744   0.02772   0.01976  -0.0589   0.0915   1.0000
  11.250   1.4820   0.02896   0.02109  -0.0572   0.0875   1.0000
  11.500   1.4891   0.03034   0.02255  -0.0557   0.0836   1.0000
  11.750   1.4935   0.03201   0.02427  -0.0543   0.0803   1.0000
  12.000   1.4971   0.03384   0.02617  -0.0531   0.0775   1.0000
  12.250   1.5037   0.03553   0.02799  -0.0521   0.0746   1.0000
  12.500   1.5080   0.03750   0.03006  -0.0513   0.0719   1.0000
  12.750   1.5101   0.03978   0.03240  -0.0507   0.0695   1.0000
  13.000   1.5094   0.04245   0.03514  -0.0502   0.0675   1.0000
  13.250   1.5130   0.04478   0.03759  -0.0499   0.0657   1.0000
  13.500   1.5160   0.04721   0.04017  -0.0497   0.0638   1.0000
  13.750   1.5179   0.04988   0.04296  -0.0497   0.0619   1.0000
  14.000   1.5179   0.05281   0.04599  -0.0498   0.0601   1.0000
  14.250   1.5163   0.05604   0.04929  -0.0502   0.0586   1.0000
  14.500   1.5128   0.05955   0.05287  -0.0506   0.0572   1.0000
  14.750   1.5127   0.06272   0.05616  -0.0510   0.0560   1.0000
  15.000   1.5133   0.06588   0.05948  -0.0515   0.0548   1.0000
  15.250   1.5132   0.06924   0.06299  -0.0522   0.0534   1.0000
  15.500   1.5123   0.07279   0.06667  -0.0531   0.0521   1.0000
  15.750   1.5107   0.07654   0.07053  -0.0542   0.0509   1.0000
  16.000   1.5081   0.08048   0.07457  -0.0554   0.0497   1.0000
  16.250   1.5048   0.08461   0.07878  -0.0567   0.0486   1.0000
  16.500   1.5015   0.08866   0.08286  -0.0579   0.0475   1.0000
  16.750   1.5000   0.09272   0.08711  -0.0594   0.0466   1.0000
  17.000   1.4976   0.09693   0.09149  -0.0610   0.0455   1.0000
  17.250   1.4948   0.10132   0.09604  -0.0627   0.0444   1.0000
  17.500   1.4913   0.10586   0.10073  -0.0647   0.0434   1.0000
  17.750   1.4869   0.11064   0.10564  -0.0669   0.0423   1.0000
  18.000   1.4819   0.11558   0.11069  -0.0693   0.0412   1.0000
  18.250   1.4773   0.12053   0.11570  -0.0718   0.0402   1.0000
  18.500   1.4730   0.12526   0.12048  -0.0742   0.0391   1.0000
  18.750   1.4661   0.13086   0.12629  -0.0772   0.0382   1.0000
  19.000   1.4589   0.13659   0.13219  -0.0805   0.0372   1.0000
  19.250   1.4517   0.14239   0.13816  -0.0839   0.0362   1.0000
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