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EPPLER 398 AIRFOIL (e398-il) Xfoil prediction polar at RE=200,000 Ncrit=5


Details Polar file
Airfoil: EPPLER 398 AIRFOIL (e398-il)
Reynolds number: 200,000
Max Cl/Cd: 86.68 at α=7°
Description: Mach=0 Ncrit=5
Source: Xfoil prediction
Download polar: xf-e398-il-200000-n5.txt
Download as CSV file: xf-e398-il-200000-n5.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: EPPLER 398 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 =   5.000
  
   alpha    CL        CD       CDp       CM     Top_Xtr  Bot_Xtr
  ------ -------- --------- --------- -------- -------- --------
 -12.000  -0.3982   0.08445   0.08083  -0.0748   0.9909   0.0122
 -11.750  -0.4420   0.06906   0.06521  -0.0871   0.9832   0.0116
 -11.250  -0.4740   0.05173   0.04749  -0.1040   0.9571   0.0114
 -11.000  -0.4753   0.04488   0.04043  -0.1128   0.9443   0.0114
 -10.750  -0.4687   0.03869   0.03400  -0.1225   0.9312   0.0118
 -10.500  -0.4558   0.03357   0.02858  -0.1319   0.9171   0.0121
 -10.250  -0.4364   0.03018   0.02482  -0.1382   0.9050   0.0131
 -10.000  -0.4145   0.02786   0.02227  -0.1418   0.8947   0.0137
  -9.750  -0.3911   0.02610   0.02032  -0.1444   0.8846   0.0145
  -9.500  -0.3694   0.02458   0.01860  -0.1457   0.8741   0.0154
  -9.250  -0.3454   0.02313   0.01690  -0.1471   0.8653   0.0166
  -9.000  -0.3229   0.02197   0.01560  -0.1478   0.8556   0.0179
  -8.750  -0.2985   0.02093   0.01436  -0.1484   0.8470   0.0198
  -8.500  -0.2737   0.02006   0.01335  -0.1490   0.8384   0.0227
  -8.250  -0.2488   0.01926   0.01242  -0.1494   0.8303   0.0262
  -8.000  -0.2231   0.01853   0.01156  -0.1497   0.8226   0.0305
  -7.750  -0.1971   0.01794   0.01084  -0.1500   0.8153   0.0356
  -7.500  -0.1711   0.01737   0.01016  -0.1503   0.8076   0.0411
  -7.250  -0.1444   0.01684   0.00955  -0.1506   0.8008   0.0474
  -7.000  -0.1181   0.01636   0.00900  -0.1507   0.7934   0.0543
  -6.500  -0.0640   0.01557   0.00799  -0.1511   0.7804   0.0702
  -6.250  -0.0365   0.01517   0.00754  -0.1514   0.7741   0.0793
  -6.000  -0.0092   0.01482   0.00713  -0.1516   0.7679   0.0891
  -5.750   0.0182   0.01451   0.00676  -0.1518   0.7616   0.1000
  -5.500   0.0465   0.01424   0.00640  -0.1521   0.7565   0.1120
  -5.250   0.0738   0.01399   0.00612  -0.1522   0.7503   0.1252
  -5.000   0.1017   0.01376   0.00585  -0.1524   0.7444   0.1398
  -4.750   0.1301   0.01356   0.00559  -0.1527   0.7396   0.1554
  -4.500   0.1576   0.01338   0.00540  -0.1528   0.7337   0.1714
  -4.250   0.1857   0.01321   0.00521  -0.1530   0.7285   0.1882
  -4.000   0.2144   0.01308   0.00502  -0.1533   0.7240   0.2058
  -3.750   0.2419   0.01295   0.00491  -0.1534   0.7182   0.2236
  -3.500   0.2701   0.01285   0.00478  -0.1535   0.7132   0.2418
  -3.250   0.2988   0.01277   0.00466  -0.1538   0.7090   0.2599
  -3.000   0.3266   0.01270   0.00459  -0.1539   0.7040   0.2778
  -2.750   0.3546   0.01265   0.00451  -0.1540   0.6989   0.2956
  -2.500   0.3831   0.01260   0.00444  -0.1541   0.6946   0.3135
  -2.250   0.4114   0.01257   0.00440  -0.1543   0.6904   0.3310
  -2.000   0.4391   0.01253   0.00438  -0.1544   0.6855   0.3484
  -1.750   0.4673   0.01251   0.00436  -0.1545   0.6810   0.3667
  -1.500   0.4960   0.01250   0.00432  -0.1547   0.6773   0.3847
  -1.250   0.5236   0.01250   0.00436  -0.1547   0.6727   0.4030
  -1.000   0.5513   0.01250   0.00439  -0.1548   0.6681   0.4219
  -0.750   0.5795   0.01250   0.00439  -0.1549   0.6640   0.4414
  -0.500   0.6080   0.01253   0.00441  -0.1550   0.6604   0.4615
  -0.250   0.6351   0.01254   0.00450  -0.1550   0.6558   0.4815
   0.000   0.6626   0.01256   0.00457  -0.1550   0.6514   0.5030
   0.250   0.6907   0.01259   0.00462  -0.1550   0.6476   0.5257
   0.500   0.7185   0.01263   0.00470  -0.1551   0.6439   0.5489
   0.750   0.7453   0.01267   0.00484  -0.1549   0.6393   0.5731
   1.000   0.7723   0.01271   0.00494  -0.1548   0.6350   0.5979
   1.250   0.7999   0.01276   0.00503  -0.1547   0.6314   0.6244
   1.500   0.8265   0.01281   0.00516  -0.1545   0.6274   0.6509
   1.750   0.8522   0.01286   0.00533  -0.1541   0.6228   0.6790
   2.000   0.8781   0.01291   0.00546  -0.1537   0.6187   0.7086
   2.250   0.9043   0.01297   0.00556  -0.1532   0.6151   0.7402
   2.500   0.9284   0.01302   0.00574  -0.1524   0.6108   0.7735
   2.750   0.9511   0.01306   0.00590  -0.1513   0.6062   0.8107
   3.000   0.9728   0.01307   0.00600  -0.1498   0.6020   0.8553
   3.250   0.9948   0.01302   0.00601  -0.1484   0.5984   0.9268
   3.500   1.0226   0.01312   0.00617  -0.1486   0.5933   1.0000
   3.750   1.0497   0.01329   0.00635  -0.1486   0.5884   1.0000
   4.000   1.0778   0.01345   0.00648  -0.1488   0.5841   1.0000
   4.250   1.1042   0.01364   0.00669  -0.1487   0.5792   1.0000
   4.500   1.1300   0.01382   0.00691  -0.1485   0.5736   1.0000
   4.750   1.1572   0.01398   0.00707  -0.1484   0.5686   1.0000
   5.000   1.1825   0.01418   0.00731  -0.1481   0.5628   1.0000
   5.250   1.2075   0.01436   0.00754  -0.1477   0.5566   1.0000
   5.500   1.2339   0.01454   0.00770  -0.1475   0.5509   1.0000
   5.750   1.2569   0.01475   0.00800  -0.1468   0.5433   1.0000
   6.000   1.2821   0.01493   0.00817  -0.1464   0.5366   1.0000
   6.250   1.3045   0.01515   0.00849  -0.1455   0.5285   1.0000
   6.500   1.3285   0.01535   0.00869  -0.1449   0.5211   1.0000
   6.750   1.3498   0.01559   0.00902  -0.1439   0.5117   1.0000
   7.000   1.3713   0.01582   0.00927  -0.1428   0.5023   1.0000
   7.250   1.3914   0.01608   0.00958  -0.1415   0.4917   1.0000
   7.500   1.4104   0.01636   0.00992  -0.1400   0.4804   1.0000
   7.750   1.4284   0.01668   0.01027  -0.1384   0.4684   1.0000
   8.000   1.4442   0.01703   0.01064  -0.1364   0.4551   1.0000
   8.250   1.4570   0.01743   0.01105  -0.1338   0.4406   1.0000
   8.500   1.4683   0.01791   0.01153  -0.1311   0.4246   1.0000
   8.750   1.4778   0.01849   0.01210  -0.1282   0.4068   1.0000
   9.000   1.4852   0.01919   0.01277  -0.1250   0.3875   1.0000
   9.250   1.4896   0.02008   0.01359  -0.1216   0.3669   1.0000
   9.500   1.4926   0.02112   0.01458  -0.1182   0.3441   1.0000
   9.750   1.4922   0.02242   0.01580  -0.1147   0.3211   1.0000
  10.000   1.4912   0.02390   0.01720  -0.1113   0.2971   1.0000
  10.250   1.4886   0.02562   0.01883  -0.1081   0.2746   1.0000
  10.500   1.4863   0.02748   0.02062  -0.1052   0.2521   1.0000
  10.750   1.4826   0.02957   0.02263  -0.1025   0.2312   1.0000
  11.000   1.4804   0.03172   0.02472  -0.1002   0.2107   1.0000
  11.250   1.4777   0.03402   0.02698  -0.0980   0.1918   1.0000
  11.500   1.4749   0.03646   0.02937  -0.0961   0.1744   1.0000
  11.750   1.4733   0.03891   0.03178  -0.0945   0.1582   1.0000
  12.000   1.4723   0.04140   0.03425  -0.0930   0.1432   1.0000
  12.250   1.4714   0.04399   0.03682  -0.0918   0.1293   1.0000
  12.500   1.4706   0.04667   0.03949  -0.0906   0.1166   1.0000
  13.000   1.4703   0.05214   0.04496  -0.0889   0.0939   1.0000
  13.250   1.4706   0.05495   0.04780  -0.0882   0.0839   1.0000
  13.500   1.4707   0.05787   0.05074  -0.0876   0.0749   1.0000
  13.750   1.4702   0.06093   0.05381  -0.0871   0.0669   1.0000
  14.000   1.4699   0.06405   0.05696  -0.0868   0.0595   1.0000
  14.250   1.4707   0.06711   0.06007  -0.0866   0.0529   1.0000
  14.500   1.4699   0.07043   0.06342  -0.0864   0.0474   1.0000
  14.750   1.4698   0.07373   0.06678  -0.0864   0.0425   1.0000
  15.000   1.4697   0.07711   0.07023  -0.0865   0.0384   1.0000
  15.250   1.4687   0.08068   0.07387  -0.0867   0.0347   1.0000
  15.500   1.4681   0.08424   0.07752  -0.0871   0.0316   1.0000
  15.750   1.4671   0.08794   0.08129  -0.0875   0.0288   1.0000
  16.000   1.4653   0.09181   0.08525  -0.0881   0.0266   1.0000
  16.250   1.4646   0.09559   0.08914  -0.0888   0.0245   1.0000
  16.500   1.4613   0.09980   0.09342  -0.0897   0.0228   1.0000
  16.750   1.4601   0.10375   0.09749  -0.0905   0.0211   1.0000
  17.000   1.4583   0.10783   0.10169  -0.0916   0.0196   1.0000
  17.250   1.4542   0.11234   0.10628  -0.0930   0.0185   1.0000
  17.500   1.4520   0.11660   0.11067  -0.0943   0.0173   1.0000
  17.750   1.4500   0.12083   0.11503  -0.0957   0.0161   1.0000
  18.000   1.4466   0.12536   0.11966  -0.0975   0.0152   1.0000
  18.250   1.4421   0.13013   0.12452  -0.0994   0.0144   1.0000
  18.500   1.4399   0.13452   0.12906  -0.1012   0.0135   1.0000
  18.750   1.4370   0.13907   0.13374  -0.1033   0.0128   1.0000
  19.000   1.4334   0.14379   0.13856  -0.1056   0.0122   1.0000
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