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SD8020-010-88 (sd8020-il) Xfoil prediction polar at RE=1,000,000 Ncrit=5


Details Polar file
Airfoil: SD8020-010-88 (sd8020-il)
Reynolds number: 1,000,000
Max Cl/Cd: 73.7 at α=7.75°
Description: Mach=0 Ncrit=5
Source: Xfoil prediction
Download polar: xf-sd8020-il-1000000-n5.txt
Download as CSV file: xf-sd8020-il-1000000-n5.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: SD8020-010-88                                   
  
 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
  ------ -------- --------- --------- -------- -------- --------
 -17.500  -1.0616   0.10618   0.10361  -0.0055   1.0000   0.0034
 -17.250  -1.1080   0.09351   0.09079  -0.0124   1.0000   0.0034
 -17.000  -1.1573   0.08075   0.07785  -0.0193   1.0000   0.0033
 -16.750  -1.1964   0.06999   0.06692  -0.0254   1.0000   0.0032
 -16.500  -1.2296   0.06042   0.05717  -0.0312   1.0000   0.0032
 -16.250  -1.2486   0.05358   0.05017  -0.0353   1.0000   0.0031
 -16.000  -1.2670   0.04726   0.04368  -0.0390   1.0000   0.0032
 -15.750  -1.2815   0.04207   0.03833  -0.0417   1.0000   0.0031
 -15.500  -1.2874   0.03854   0.03467  -0.0429   1.0000   0.0032
 -15.250  -1.2910   0.03562   0.03163  -0.0434   1.0000   0.0033
 -15.000  -1.2951   0.03299   0.02889  -0.0431   1.0000   0.0033
 -14.750  -1.2951   0.03100   0.02679  -0.0423   1.0000   0.0034
 -14.500  -1.2975   0.02904   0.02470  -0.0407   1.0000   0.0034
 -14.250  -1.2937   0.02771   0.02328  -0.0390   1.0000   0.0035
 -14.000  -1.2907   0.02643   0.02188  -0.0368   1.0000   0.0036
 -13.750  -1.2857   0.02536   0.02072  -0.0345   1.0000   0.0036
 -13.500  -1.2813   0.02433   0.01959  -0.0317   1.0000   0.0037
 -13.250  -1.2728   0.02361   0.01880  -0.0292   1.0000   0.0038
 -13.000  -1.2653   0.02283   0.01793  -0.0263   1.0000   0.0039
 -12.750  -1.2559   0.02186   0.01686  -0.0239   1.0000   0.0041
 -12.500  -1.2440   0.02097   0.01589  -0.0218   1.0000   0.0043
 -12.250  -1.2292   0.02026   0.01513  -0.0201   1.0000   0.0046
 -12.000  -1.2134   0.01959   0.01439  -0.0184   1.0000   0.0048
 -11.750  -1.1967   0.01897   0.01372  -0.0168   1.0000   0.0051
 -11.500  -1.1796   0.01837   0.01304  -0.0152   1.0000   0.0054
 -11.250  -1.1618   0.01782   0.01243  -0.0137   1.0000   0.0056
 -11.000  -1.1437   0.01728   0.01183  -0.0122   1.0000   0.0059
 -10.750  -1.1249   0.01679   0.01128  -0.0108   1.0000   0.0061
 -10.500  -1.1069   0.01620   0.01064  -0.0092   1.0000   0.0067
 -10.250  -1.0878   0.01571   0.01013  -0.0078   1.0000   0.0073
 -10.000  -1.0682   0.01528   0.00966  -0.0064   1.0000   0.0078
  -9.750  -1.0480   0.01489   0.00923  -0.0051   1.0000   0.0085
  -9.500  -1.0276   0.01451   0.00878  -0.0038   1.0000   0.0089
  -9.250  -1.0072   0.01413   0.00837  -0.0025   1.0000   0.0093
  -9.000  -0.9875   0.01368   0.00789  -0.0011   1.0000   0.0102
  -8.750  -0.9671   0.01329   0.00748   0.0003   1.0000   0.0110
  -8.500  -0.9463   0.01295   0.00711   0.0016   1.0000   0.0118
  -8.250  -0.9251   0.01263   0.00676   0.0028   1.0000   0.0124
  -8.000  -0.9037   0.01234   0.00642   0.0040   1.0000   0.0128
  -7.750  -0.8828   0.01199   0.00604   0.0053   1.0000   0.0138
  -7.500  -0.8550   0.01161   0.00566   0.0051   0.9992   0.0152
  -7.250  -0.8239   0.01128   0.00531   0.0042   0.9977   0.0167
  -7.000  -0.7924   0.01097   0.00499   0.0033   0.9961   0.0189
  -6.750  -0.7605   0.01061   0.00465   0.0022   0.9945   0.0226
  -6.500  -0.7298   0.01028   0.00434   0.0014   0.9927   0.0279
  -6.250  -0.6999   0.00995   0.00405   0.0008   0.9901   0.0356
  -6.000  -0.6685   0.00966   0.00379  -0.0001   0.9876   0.0431
  -5.750  -0.6360   0.00937   0.00353  -0.0012   0.9854   0.0516
  -5.500  -0.6024   0.00909   0.00330  -0.0026   0.9835   0.0605
  -5.250  -0.5724   0.00886   0.00309  -0.0031   0.9800   0.0683
  -5.000  -0.5427   0.00863   0.00289  -0.0035   0.9753   0.0775
  -4.750  -0.5106   0.00837   0.00268  -0.0045   0.9713   0.0899
  -4.500  -0.4827   0.00806   0.00247  -0.0046   0.9640   0.1101
  -4.250  -0.4509   0.00780   0.00228  -0.0055   0.9563   0.1295
  -4.000  -0.4199   0.00753   0.00210  -0.0062   0.9443   0.1497
  -3.750  -0.3872   0.00730   0.00191  -0.0073   0.9281   0.1697
  -3.500  -0.3578   0.00714   0.00174  -0.0075   0.9047   0.1861
  -3.250  -0.3312   0.00703   0.00161  -0.0071   0.8792   0.2025
  -3.000  -0.3060   0.00692   0.00149  -0.0065   0.8545   0.2241
  -2.750  -0.2806   0.00681   0.00138  -0.0059   0.8305   0.2468
  -2.500  -0.2554   0.00671   0.00128  -0.0052   0.8070   0.2715
  -2.250  -0.2301   0.00663   0.00120  -0.0046   0.7830   0.2936
  -2.000  -0.2047   0.00655   0.00112  -0.0041   0.7581   0.3189
  -1.750  -0.1793   0.00648   0.00105  -0.0035   0.7331   0.3462
  -1.500  -0.1538   0.00642   0.00099  -0.0030   0.7079   0.3724
  -1.250  -0.1282   0.00636   0.00094  -0.0025   0.6816   0.3991
  -1.000  -0.1026   0.00631   0.00090  -0.0020   0.6548   0.4282
  -0.750  -0.0769   0.00628   0.00087  -0.0015   0.6273   0.4546
  -0.500  -0.0513   0.00626   0.00085  -0.0010   0.5984   0.4826
  -0.250  -0.0257   0.00625   0.00083  -0.0005   0.5684   0.5116
   0.000   0.0000   0.00624   0.00083   0.0000   0.5400   0.5406
   0.250   0.0257   0.00624   0.00083   0.0005   0.5126   0.5691
   0.500   0.0513   0.00625   0.00085   0.0010   0.4838   0.5988
   0.750   0.0770   0.00627   0.00087   0.0015   0.4558   0.6270
   1.000   0.1026   0.00631   0.00090   0.0020   0.4280   0.6542
   1.250   0.1282   0.00636   0.00094   0.0025   0.3983   0.6813
   1.500   0.1538   0.00642   0.00099   0.0030   0.3717   0.7074
   1.750   0.1792   0.00648   0.00105   0.0035   0.3454   0.7330
   2.000   0.2046   0.00655   0.00112   0.0041   0.3191   0.7583
   2.250   0.2300   0.00663   0.00120   0.0047   0.2936   0.7833
   2.500   0.2554   0.00671   0.00128   0.0052   0.2715   0.8072
   2.750   0.2807   0.00681   0.00138   0.0059   0.2468   0.8302
   3.000   0.3059   0.00692   0.00149   0.0065   0.2239   0.8543
   3.250   0.3312   0.00703   0.00161   0.0071   0.2025   0.8796
   3.500   0.3578   0.00714   0.00175   0.0075   0.1863   0.9052
   3.750   0.3872   0.00730   0.00191   0.0073   0.1693   0.9283
   4.000   0.4196   0.00754   0.00210   0.0063   0.1485   0.9441
   4.250   0.4506   0.00779   0.00228   0.0056   0.1300   0.9560
   4.500   0.4825   0.00808   0.00248   0.0046   0.1085   0.9636
   4.750   0.5105   0.00837   0.00268   0.0045   0.0903   0.9712
   5.000   0.5429   0.00862   0.00289   0.0035   0.0778   0.9754
   5.250   0.5725   0.00886   0.00309   0.0031   0.0686   0.9803
   5.500   0.6029   0.00910   0.00330   0.0025   0.0602   0.9836
   5.750   0.6363   0.00937   0.00353   0.0011   0.0518   0.9854
   6.000   0.6685   0.00965   0.00378   0.0001   0.0436   0.9876
   6.250   0.6998   0.00994   0.00404  -0.0008   0.0361   0.9901
   6.500   0.7297   0.01027   0.00433  -0.0014   0.0285   0.9925
   6.750   0.7602   0.01061   0.00464  -0.0021   0.0229   0.9944
   7.000   0.7920   0.01096   0.00498  -0.0032   0.0189   0.9960
   7.250   0.8238   0.01128   0.00531  -0.0042   0.0168   0.9977
   7.500   0.8552   0.01161   0.00565  -0.0052   0.0152   0.9992
   7.750   0.8829   0.01198   0.00603  -0.0054   0.0139   1.0000
   8.000   0.9037   0.01234   0.00642  -0.0040   0.0129   1.0000
   8.250   0.9251   0.01263   0.00676  -0.0028   0.0125   1.0000
   8.500   0.9463   0.01294   0.00711  -0.0016   0.0119   1.0000
   8.750   0.9672   0.01329   0.00748  -0.0003   0.0112   1.0000
   9.000   0.9876   0.01367   0.00788   0.0010   0.0102   1.0000
   9.250   1.0073   0.01413   0.00836   0.0025   0.0093   1.0000
   9.500   1.0278   0.01450   0.00877   0.0038   0.0089   1.0000
   9.750   1.0482   0.01487   0.00920   0.0051   0.0084   1.0000
  10.000   1.0683   0.01527   0.00965   0.0064   0.0079   1.0000
  10.250   1.0880   0.01570   0.01011   0.0077   0.0073   1.0000
  10.500   1.1070   0.01619   0.01064   0.0092   0.0068   1.0000
  10.750   1.1251   0.01677   0.01126   0.0107   0.0062   1.0000
  11.000   1.1436   0.01729   0.01184   0.0122   0.0059   1.0000
  11.250   1.1622   0.01779   0.01239   0.0136   0.0056   1.0000
  11.500   1.1798   0.01835   0.01302   0.0152   0.0053   1.0000
  11.750   1.1971   0.01895   0.01369   0.0167   0.0050   1.0000
  12.000   1.2135   0.01959   0.01440   0.0184   0.0048   1.0000
  12.250   1.2294   0.02025   0.01512   0.0200   0.0046   1.0000
  12.500   1.2440   0.02098   0.01591   0.0218   0.0044   1.0000
  12.750   1.2569   0.02179   0.01679   0.0238   0.0041   1.0000
  13.000   1.2659   0.02281   0.01791   0.0262   0.0039   1.0000
  13.250   1.2738   0.02358   0.01876   0.0290   0.0038   1.0000
  13.500   1.2796   0.02446   0.01973   0.0319   0.0037   1.0000
  13.750   1.2872   0.02530   0.02066   0.0343   0.0036   1.0000
  14.000   1.2921   0.02637   0.02181   0.0367   0.0036   1.0000
  14.250   1.2964   0.02757   0.02312   0.0388   0.0035   1.0000
  14.500   1.2953   0.02925   0.02493   0.0408   0.0035   1.0000
  14.750   1.2967   0.03093   0.02671   0.0421   0.0034   1.0000
  15.000   1.2948   0.03308   0.02898   0.0430   0.0033   1.0000
  15.250   1.2924   0.03555   0.03157   0.0432   0.0033   1.0000
  15.500   1.2886   0.03851   0.03464   0.0428   0.0032   1.0000
  15.750   1.2782   0.04265   0.03894   0.0412   0.0033   1.0000
  16.000   1.2674   0.04738   0.04381   0.0388   0.0032   1.0000
  16.250   1.2581   0.05225   0.04880   0.0360   0.0031   1.0000
  16.500   1.2344   0.05985   0.05657   0.0313   0.0031   1.0000
  16.750   1.2061   0.06857   0.06546   0.0261   0.0031   1.0000
  17.000   1.1653   0.07960   0.07669   0.0197   0.0033   1.0000
  17.250   1.1112   0.09325   0.09053   0.0122   0.0033   1.0000
  17.500   1.0652   0.10582   0.10325   0.0055   0.0034   1.0000
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