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SD8040 (10%) (sd8040-il) Xfoil prediction polar at RE=200,000 Ncrit=9


Details Polar file
Airfoil: SD8040 (10%) (sd8040-il)
Reynolds number: 200,000
Max Cl/Cd: 69.17 at α=4.75°
Description: Mach=0 Ncrit=9
Source: Xfoil prediction
Download polar: xf-sd8040-il-200000.txt
Download as CSV file: xf-sd8040-il-200000.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: SD8040 (10%)                                    
  
 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
  ------ -------- --------- --------- -------- -------- --------
  -8.750  -0.3075   0.08063   0.07731  -0.0332   1.0000   0.0582
  -8.500  -0.3082   0.07704   0.07376  -0.0340   1.0000   0.0599
  -8.250  -0.3984   0.08239   0.07893  -0.0353   1.0000   0.0565
  -8.000  -0.3968   0.07992   0.07650  -0.0350   1.0000   0.0580
  -7.750  -0.4045   0.07712   0.07379  -0.0351   1.0000   0.0589
  -7.500  -0.4195   0.07450   0.07126  -0.0347   1.0000   0.0599
  -7.250  -0.4337   0.07127   0.06808  -0.0356   1.0000   0.0606
  -7.000  -0.4503   0.06734   0.06415  -0.0371   1.0000   0.0622
  -6.750  -0.4829   0.06237   0.05864  -0.0416   1.0000   0.0645
  -6.500  -0.4816   0.05703   0.05347  -0.0402   1.0000   0.0657
  -6.250  -0.4754   0.05503   0.05155  -0.0381   1.0000   0.0666
  -6.000  -0.4698   0.05302   0.04954  -0.0364   1.0000   0.0679
  -5.750  -0.4417   0.04933   0.04571  -0.0403   0.9961   0.0719
  -5.250  -0.3782   0.02728   0.02088  -0.0494   0.9859   0.0377
  -5.000  -0.3439   0.02446   0.01773  -0.0512   0.9819   0.0371
  -4.750  -0.3079   0.02263   0.01545  -0.0528   0.9769   0.0375
  -4.500  -0.2704   0.02058   0.01334  -0.0553   0.9736   0.0399
  -4.250  -0.2358   0.01931   0.01193  -0.0565   0.9680   0.0413
  -4.000  -0.1979   0.01811   0.01057  -0.0583   0.9633   0.0432
  -3.750  -0.1569   0.01683   0.00921  -0.0607   0.9600   0.0463
  -3.500  -0.1240   0.01616   0.00858  -0.0617   0.9528   0.0524
  -3.250  -0.0844   0.01520   0.00768  -0.0639   0.9481   0.0618
  -3.000  -0.0403   0.01425   0.00683  -0.0671   0.9451   0.0889
  -2.750  -0.0106   0.01332   0.00629  -0.0677   0.9364   0.1552
  -2.500   0.0275   0.01231   0.00594  -0.0701   0.9316   0.3033
  -2.250   0.0558   0.01157   0.00579  -0.0702   0.9232   0.4594
  -2.000   0.0864   0.01091   0.00569  -0.0702   0.9165   0.6102
  -1.750   0.1112   0.01052   0.00565  -0.0687   0.9074   0.7191
  -1.500   0.1381   0.01019   0.00553  -0.0672   0.8999   0.8045
  -1.250   0.1612   0.01001   0.00545  -0.0649   0.8896   0.8708
  -1.000   0.1975   0.00980   0.00521  -0.0652   0.8829   0.9273
  -0.750   0.2458   0.00964   0.00497  -0.0685   0.8737   0.9656
  -0.500   0.3028   0.00938   0.00458  -0.0738   0.8666   0.9899
  -0.250   0.3390   0.00922   0.00433  -0.0753   0.8534   1.0000
   0.000   0.3590   0.00914   0.00414  -0.0736   0.8388   1.0000
   0.250   0.3804   0.00908   0.00397  -0.0720   0.8238   1.0000
   0.500   0.4028   0.00904   0.00383  -0.0706   0.8082   1.0000
   0.750   0.4260   0.00903   0.00370  -0.0693   0.7921   1.0000
   1.000   0.4498   0.00904   0.00360  -0.0681   0.7752   1.0000
   1.250   0.4742   0.00907   0.00351  -0.0671   0.7575   1.0000
   1.500   0.4990   0.00912   0.00344  -0.0661   0.7393   1.0000
   1.750   0.5236   0.00921   0.00344  -0.0652   0.7190   1.0000
   2.000   0.5486   0.00932   0.00344  -0.0643   0.6983   1.0000
   2.250   0.5737   0.00945   0.00345  -0.0635   0.6777   1.0000
   2.500   0.5987   0.00961   0.00350  -0.0627   0.6559   1.0000
   2.750   0.6237   0.00978   0.00357  -0.0619   0.6332   1.0000
   3.000   0.6487   0.00998   0.00364  -0.0611   0.6109   1.0000
   3.250   0.6736   0.01019   0.00375  -0.0604   0.5872   1.0000
   3.500   0.6983   0.01044   0.00387  -0.0596   0.5641   1.0000
   3.750   0.7231   0.01067   0.00403  -0.0589   0.5397   1.0000
   4.000   0.7475   0.01096   0.00419  -0.0581   0.5162   1.0000
   4.250   0.7720   0.01123   0.00438  -0.0574   0.4917   1.0000
   4.500   0.7962   0.01155   0.00460  -0.0567   0.4682   1.0000
   4.750   0.8204   0.01186   0.00483  -0.0560   0.4441   1.0000
   5.000   0.8443   0.01222   0.00508  -0.0552   0.4213   1.0000
   5.250   0.8682   0.01256   0.00536  -0.0545   0.3977   1.0000
   5.500   0.8916   0.01297   0.00567  -0.0537   0.3757   1.0000
   5.750   0.9153   0.01334   0.00599  -0.0530   0.3530   1.0000
   6.000   0.9384   0.01376   0.00634  -0.0523   0.3314   1.0000
   6.250   0.9613   0.01421   0.00672  -0.0515   0.3106   1.0000
   6.500   0.9842   0.01465   0.00712  -0.0507   0.2897   1.0000
   6.750   1.0065   0.01515   0.00754  -0.0499   0.2698   1.0000
   7.000   1.0283   0.01569   0.00801  -0.0490   0.2512   1.0000
   7.250   1.0505   0.01619   0.00849  -0.0482   0.2321   1.0000
   7.500   1.0720   0.01674   0.00901  -0.0473   0.2143   1.0000
   7.750   1.0930   0.01732   0.00955  -0.0463   0.1975   1.0000
   8.000   1.1136   0.01794   0.01014  -0.0453   0.1819   1.0000
   8.250   1.1337   0.01859   0.01077  -0.0443   0.1674   1.0000
   8.500   1.1534   0.01927   0.01143  -0.0432   0.1539   1.0000
   8.750   1.1724   0.01999   0.01216  -0.0420   0.1414   1.0000
   9.000   1.1905   0.02078   0.01293  -0.0408   0.1300   1.0000
   9.250   1.2074   0.02165   0.01375  -0.0394   0.1195   1.0000
   9.500   1.2240   0.02247   0.01458  -0.0379   0.1097   1.0000
   9.750   1.2405   0.02331   0.01550  -0.0365   0.1006   1.0000
  10.000   1.2542   0.02439   0.01656  -0.0347   0.0930   1.0000
  10.250   1.2675   0.02527   0.01749  -0.0329   0.0861   1.0000
  10.500   1.2787   0.02643   0.01869  -0.0308   0.0801   1.0000
  10.750   1.2898   0.02741   0.01973  -0.0287   0.0750   1.0000
  11.000   1.2996   0.02885   0.02117  -0.0267   0.0705   1.0000
  11.250   1.3103   0.02992   0.02237  -0.0248   0.0664   1.0000
  11.500   1.3192   0.03128   0.02371  -0.0230   0.0629   1.0000
  11.750   1.3296   0.03289   0.02543  -0.0214   0.0600   1.0000
  12.000   1.3384   0.03425   0.02694  -0.0197   0.0571   1.0000
  12.250   1.3466   0.03566   0.02839  -0.0182   0.0545   1.0000
  12.500   1.3573   0.03776   0.03048  -0.0170   0.0520   1.0000
  12.750   1.3626   0.03944   0.03240  -0.0154   0.0503   1.0000
  13.000   1.3680   0.04129   0.03441  -0.0140   0.0484   1.0000
  13.250   1.3734   0.04315   0.03638  -0.0128   0.0468   1.0000
  13.500   1.3802   0.04505   0.03827  -0.0120   0.0451   1.0000
  13.750   1.3855   0.04785   0.04121  -0.0110   0.0436   1.0000
  14.000   1.3827   0.05048   0.04411  -0.0101   0.0426   1.0000
  14.250   1.3800   0.05341   0.04727  -0.0096   0.0417   1.0000
  14.500   1.3765   0.05653   0.05059  -0.0093   0.0408   1.0000
  14.750   1.3719   0.05986   0.05410  -0.0094   0.0399   1.0000
  15.000   1.3674   0.06329   0.05769  -0.0097   0.0391   1.0000
  15.250   1.3665   0.06637   0.06083  -0.0102   0.0381   1.0000
  15.500   1.3667   0.06981   0.06432  -0.0106   0.0372   1.0000
  15.750   1.3539   0.07515   0.06985  -0.0119   0.0367   1.0000
  16.000   1.3355   0.08087   0.07583  -0.0143   0.0365   1.0000
  16.250   1.3155   0.08729   0.08250  -0.0176   0.0363   1.0000
  16.500   1.2940   0.09451   0.08997  -0.0215   0.0363   1.0000
  16.750   1.2700   0.10269   0.09837  -0.0264   0.0363   1.0000
  17.000   1.2435   0.11192   0.10784  -0.0323   0.0363   1.0000
  17.250   1.2145   0.12234   0.11845  -0.0391   0.0365   1.0000
  17.500   1.1812   0.13453   0.13085  -0.0474   0.0368   1.0000
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