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SD8020-010-88 (sd8020-il) Xfoil prediction polar at RE=200,000 Ncrit=5


Details Polar file
Airfoil: SD8020-010-88 (sd8020-il)
Reynolds number: 200,000
Max Cl/Cd: 46.49 at α=5.5°
Description: Mach=0 Ncrit=5
Source: Xfoil prediction
Download polar: xf-sd8020-il-200000-n5.txt
Download as CSV file: xf-sd8020-il-200000-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 =     0.200 e 6     Ncrit =   5.000
  
   alpha    CL        CD       CDp       CM     Top_Xtr  Bot_Xtr
  ------ -------- --------- --------- -------- -------- --------
 -14.750  -0.8226   0.11064   0.10674  -0.0021   1.0000   0.0129
 -14.500  -0.8551   0.09855   0.09454  -0.0092   1.0000   0.0128
 -14.250  -0.8767   0.08971   0.08560  -0.0145   1.0000   0.0126
 -14.000  -0.9012   0.08041   0.07614  -0.0205   1.0000   0.0126
 -13.750  -0.9193   0.07292   0.06852  -0.0253   1.0000   0.0124
 -13.500  -0.9399   0.06533   0.06072  -0.0305   1.0000   0.0125
 -13.250  -0.9555   0.05926   0.05446  -0.0343   1.0000   0.0124
 -13.000  -0.9700   0.05389   0.04888  -0.0373   1.0000   0.0125
 -12.750  -0.9814   0.04952   0.04430  -0.0390   1.0000   0.0126
 -12.500  -0.9920   0.04570   0.04023  -0.0398   1.0000   0.0128
 -12.250  -0.9994   0.04263   0.03693  -0.0396   1.0000   0.0129
 -12.000  -1.0068   0.03974   0.03388  -0.0385   1.0000   0.0131
 -11.750  -1.0120   0.03735   0.03136  -0.0367   1.0000   0.0135
 -11.500  -1.0134   0.03552   0.02941  -0.0345   1.0000   0.0138
 -11.250  -1.0123   0.03395   0.02772  -0.0319   1.0000   0.0142
 -11.000  -1.0096   0.03254   0.02618  -0.0292   1.0000   0.0147
 -10.750  -1.0031   0.03111   0.02460  -0.0268   1.0000   0.0152
 -10.500  -0.9934   0.02982   0.02315  -0.0248   1.0000   0.0161
 -10.250  -0.9816   0.02861   0.02171  -0.0229   1.0000   0.0172
 -10.000  -0.9700   0.02727   0.02020  -0.0209   1.0000   0.0180
  -9.750  -0.9587   0.02598   0.01886  -0.0189   1.0000   0.0193
  -9.500  -0.9444   0.02493   0.01770  -0.0172   1.0000   0.0202
  -9.250  -0.9291   0.02392   0.01658  -0.0154   1.0000   0.0215
  -9.000  -0.9123   0.02307   0.01559  -0.0138   1.0000   0.0232
  -8.750  -0.8969   0.02206   0.01447  -0.0120   1.0000   0.0248
  -8.500  -0.8812   0.02110   0.01347  -0.0102   1.0000   0.0267
  -8.250  -0.8638   0.02031   0.01257  -0.0086   1.0000   0.0288
  -8.000  -0.8456   0.01961   0.01175  -0.0070   1.0000   0.0312
  -7.750  -0.8284   0.01879   0.01089  -0.0052   1.0000   0.0347
  -7.500  -0.8098   0.01811   0.01017  -0.0037   1.0000   0.0390
  -7.250  -0.7909   0.01745   0.00944  -0.0021   1.0000   0.0439
  -7.000  -0.7717   0.01684   0.00881  -0.0007   1.0000   0.0508
  -6.750  -0.7521   0.01627   0.00823   0.0007   1.0000   0.0592
  -6.500  -0.7320   0.01577   0.00772   0.0021   1.0000   0.0691
  -6.250  -0.7115   0.01532   0.00725   0.0034   1.0000   0.0797
  -6.000  -0.6909   0.01489   0.00682   0.0047   1.0000   0.0911
  -5.750  -0.6706   0.01445   0.00642   0.0060   1.0000   0.1051
  -5.500  -0.6504   0.01400   0.00603   0.0073   1.0000   0.1229
  -5.250  -0.6299   0.01359   0.00569   0.0086   1.0000   0.1419
  -5.000  -0.6092   0.01323   0.00537   0.0098   1.0000   0.1603
  -4.750  -0.5887   0.01286   0.00507   0.0111   1.0000   0.1807
  -4.500  -0.5679   0.01255   0.00481   0.0124   1.0000   0.2019
  -4.250  -0.5474   0.01223   0.00455   0.0137   1.0000   0.2249
  -4.000  -0.5270   0.01193   0.00435   0.0150   1.0000   0.2505
  -3.750  -0.5010   0.01164   0.00416   0.0151   0.9983   0.2810
  -3.500  -0.4651   0.01135   0.00400   0.0131   0.9931   0.3184
  -3.250  -0.4306   0.01105   0.00382   0.0115   0.9869   0.3576
  -3.000  -0.3953   0.01076   0.00369   0.0097   0.9812   0.3988
  -2.750  -0.3625   0.01047   0.00355   0.0085   0.9735   0.4396
  -2.500  -0.3292   0.01019   0.00343   0.0073   0.9660   0.4813
  -2.250  -0.2957   0.00992   0.00331   0.0062   0.9576   0.5233
  -2.000  -0.2644   0.00967   0.00320   0.0056   0.9476   0.5636
  -1.750  -0.2311   0.00943   0.00312   0.0046   0.9380   0.6029
  -1.500  -0.1971   0.00921   0.00303   0.0036   0.9278   0.6410
  -1.250  -0.1648   0.00902   0.00296   0.0029   0.9151   0.6773
  -1.000  -0.1316   0.00885   0.00290   0.0022   0.9016   0.7115
  -0.750  -0.0978   0.00870   0.00285   0.0014   0.8864   0.7436
  -0.500  -0.0640   0.00859   0.00281   0.0007   0.8690   0.7731
  -0.250  -0.0321   0.00853   0.00278   0.0003   0.8480   0.8002
   0.000   0.0000   0.00850   0.00276   0.0000   0.8254   0.8253
   0.250   0.0320   0.00853   0.00278  -0.0003   0.8001   0.8479
   0.500   0.0641   0.00859   0.00281  -0.0007   0.7732   0.8690
   0.750   0.0979   0.00870   0.00285  -0.0014   0.7436   0.8864
   1.000   0.1316   0.00885   0.00290  -0.0022   0.7116   0.9016
   1.250   0.1648   0.00902   0.00296  -0.0029   0.6771   0.9151
   1.500   0.1973   0.00921   0.00303  -0.0036   0.6412   0.9279
   1.750   0.2312   0.00943   0.00312  -0.0046   0.6035   0.9381
   2.250   0.2956   0.00992   0.00331  -0.0062   0.5238   0.9575
   2.500   0.3291   0.01019   0.00342  -0.0073   0.4816   0.9658
   2.750   0.3625   0.01047   0.00355  -0.0085   0.4396   0.9735
   3.000   0.3954   0.01076   0.00369  -0.0097   0.3984   0.9813
   3.250   0.4309   0.01105   0.00382  -0.0115   0.3573   0.9871
   3.500   0.4654   0.01135   0.00400  -0.0132   0.3188   0.9932
   3.750   0.5013   0.01164   0.00416  -0.0151   0.2811   0.9984
   4.000   0.5270   0.01193   0.00435  -0.0150   0.2507   1.0000
   4.250   0.5474   0.01223   0.00455  -0.0137   0.2246   1.0000
   4.750   0.5887   0.01286   0.00507  -0.0111   0.1805   1.0000
   5.250   0.6299   0.01359   0.00569  -0.0086   0.1417   1.0000
   5.500   0.6504   0.01399   0.00603  -0.0073   0.1228   1.0000
   5.750   0.6706   0.01444   0.00642  -0.0060   0.1054   1.0000
   6.000   0.6909   0.01489   0.00682  -0.0047   0.0910   1.0000
   6.250   0.7115   0.01532   0.00725  -0.0034   0.0796   1.0000
   6.500   0.7320   0.01577   0.00772  -0.0021   0.0691   1.0000
   6.750   0.7521   0.01627   0.00823  -0.0007   0.0592   1.0000
   7.000   0.7717   0.01684   0.00882   0.0007   0.0509   1.0000
   7.250   0.7909   0.01745   0.00944   0.0021   0.0439   1.0000
   7.500   0.8098   0.01811   0.01017   0.0037   0.0392   1.0000
   7.750   0.8284   0.01878   0.01089   0.0052   0.0349   1.0000
   8.000   0.8455   0.01961   0.01175   0.0070   0.0314   1.0000
   8.250   0.8639   0.02031   0.01257   0.0086   0.0289   1.0000
   8.500   0.8812   0.02110   0.01347   0.0102   0.0269   1.0000
   8.750   0.8973   0.02202   0.01444   0.0119   0.0250   1.0000
   9.000   0.9122   0.02309   0.01560   0.0138   0.0233   1.0000
   9.250   0.9290   0.02394   0.01660   0.0154   0.0217   1.0000
   9.500   0.9445   0.02494   0.01772   0.0172   0.0204   1.0000
   9.750   0.9592   0.02593   0.01881   0.0189   0.0192   1.0000
  10.000   0.9710   0.02717   0.02012   0.0208   0.0182   1.0000
  10.250   0.9822   0.02854   0.02164   0.0228   0.0172   1.0000
  10.500   0.9939   0.02978   0.02310   0.0247   0.0162   1.0000
  10.750   1.0034   0.03112   0.02461   0.0268   0.0153   1.0000
  11.000   1.0101   0.03252   0.02616   0.0291   0.0146   1.0000
  11.250   1.0132   0.03389   0.02766   0.0318   0.0141   1.0000
  11.500   1.0139   0.03549   0.02938   0.0344   0.0138   1.0000
  11.750   1.0126   0.03733   0.03133   0.0366   0.0134   1.0000
  12.000   1.0073   0.03974   0.03388   0.0384   0.0131   1.0000
  12.250   1.0002   0.04260   0.03691   0.0395   0.0129   1.0000
  12.500   0.9930   0.04568   0.04021   0.0397   0.0128   1.0000
  12.750   0.9837   0.04933   0.04408   0.0390   0.0127   1.0000
  13.000   0.9716   0.05379   0.04877   0.0372   0.0126   1.0000
  13.250   0.9573   0.05912   0.05432   0.0342   0.0124   1.0000
  13.500   0.9400   0.06554   0.06095   0.0301   0.0124   1.0000
  13.750   0.9213   0.07281   0.06841   0.0252   0.0124   1.0000
  14.000   0.9029   0.08035   0.07608   0.0203   0.0126   1.0000
  14.250   0.8801   0.08926   0.08514   0.0146   0.0126   1.0000
  14.500   0.8541   0.09920   0.09520   0.0085   0.0128   1.0000
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