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Ornithopter airfoil. (s1020-il) Xfoil prediction polar at RE=1,000,000 Ncrit=5


Details Polar file
Airfoil: Ornithopter airfoil. (s1020-il)
Reynolds number: 1,000,000
Max Cl/Cd: 127.17 at α=5°
Description: Mach=0 Ncrit=5
Source: Xfoil prediction
Download polar: xf-s1020-il-1000000-n5.txt
Download as CSV file: xf-s1020-il-1000000-n5.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: Ornithopter airfoil.                            
  
 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
  ------ -------- --------- --------- -------- -------- --------
 -13.000  -0.4473   0.05323   0.05080  -0.1302   0.9760   0.0072
 -12.750  -0.4654   0.04378   0.04111  -0.1408   0.9738   0.0071
 -12.250  -0.4891   0.03534   0.03241  -0.1454   0.9532   0.0073
 -12.000  -0.4893   0.03117   0.02805  -0.1499   0.9428   0.0073
 -11.750  -0.4708   0.02752   0.02418  -0.1570   0.9356   0.0073
 -11.500  -0.4428   0.02441   0.02083  -0.1646   0.9262   0.0074
 -11.250  -0.4165   0.02229   0.01846  -0.1692   0.9140   0.0075
 -11.000  -0.3955   0.02073   0.01668  -0.1710   0.8997   0.0075
 -10.750  -0.3773   0.01976   0.01552  -0.1711   0.8859   0.0077
 -10.500  -0.3616   0.01884   0.01443  -0.1704   0.8736   0.0078
 -10.250  -0.3451   0.01805   0.01347  -0.1695   0.8624   0.0080
 -10.000  -0.3277   0.01736   0.01266  -0.1686   0.8522   0.0081
  -9.750  -0.3090   0.01672   0.01189  -0.1677   0.8435   0.0082
  -9.500  -0.2904   0.01606   0.01109  -0.1668   0.8348   0.0082
  -9.250  -0.2694   0.01556   0.01050  -0.1662   0.8274   0.0083
  -9.000  -0.2484   0.01507   0.00989  -0.1655   0.8198   0.0084
  -8.750  -0.2261   0.01463   0.00937  -0.1650   0.8132   0.0085
  -8.500  -0.2041   0.01416   0.00880  -0.1644   0.8062   0.0085
  -8.250  -0.1844   0.01335   0.00788  -0.1636   0.7999   0.0087
  -8.000  -0.1622   0.01280   0.00725  -0.1630   0.7935   0.0089
  -7.750  -0.1393   0.01237   0.00674  -0.1625   0.7874   0.0091
  -7.500  -0.1150   0.01197   0.00629  -0.1622   0.7816   0.0092
  -7.250  -0.0907   0.01164   0.00590  -0.1618   0.7754   0.0094
  -7.000  -0.0659   0.01134   0.00553  -0.1615   0.7700   0.0096
  -6.750  -0.0408   0.01102   0.00516  -0.1613   0.7642   0.0098
  -6.500  -0.0158   0.01075   0.00483  -0.1610   0.7584   0.0100
  -6.250   0.0100   0.01048   0.00451  -0.1608   0.7532   0.0103
  -6.000   0.0358   0.01025   0.00423  -0.1606   0.7473   0.0106
  -5.500   0.0880   0.00985   0.00373  -0.1603   0.7366   0.0113
  -5.250   0.1141   0.00968   0.00351  -0.1601   0.7306   0.0115
  -5.000   0.1399   0.00943   0.00320  -0.1599   0.7253   0.0120
  -4.750   0.1666   0.00923   0.00296  -0.1598   0.7196   0.0126
  -4.500   0.1929   0.00908   0.00277  -0.1596   0.7138   0.0131
  -4.250   0.2195   0.00895   0.00261  -0.1595   0.7085   0.0138
  -4.000   0.2464   0.00884   0.00245  -0.1594   0.7026   0.0145
  -3.750   0.2726   0.00875   0.00232  -0.1592   0.6967   0.0154
  -3.500   0.2996   0.00862   0.00218  -0.1592   0.6913   0.0182
  -3.250   0.3259   0.00838   0.00203  -0.1591   0.6851   0.0445
  -3.000   0.3520   0.00818   0.00191  -0.1589   0.6795   0.0757
  -2.750   0.3789   0.00795   0.00180  -0.1590   0.6736   0.1182
  -2.500   0.4051   0.00780   0.00173  -0.1589   0.6674   0.1540
  -2.250   0.4317   0.00759   0.00165  -0.1589   0.6618   0.2052
  -2.000   0.4583   0.00738   0.00160  -0.1590   0.6556   0.2644
  -1.750   0.4842   0.00722   0.00157  -0.1588   0.6494   0.3246
  -1.500   0.5113   0.00706   0.00157  -0.1589   0.6435   0.3829
  -1.250   0.5376   0.00702   0.00159  -0.1587   0.6371   0.4200
  -1.000   0.5642   0.00703   0.00160  -0.1586   0.6312   0.4364
  -0.750   0.5908   0.00704   0.00162  -0.1584   0.6245   0.4509
  -0.500   0.6168   0.00708   0.00164  -0.1581   0.6184   0.4632
  -0.250   0.6436   0.00710   0.00167  -0.1580   0.6119   0.4740
   0.000   0.6692   0.00716   0.00170  -0.1576   0.6051   0.4852
   0.250   0.6957   0.00719   0.00174  -0.1574   0.5990   0.4964
   0.500   0.7213   0.00724   0.00178  -0.1570   0.5919   0.5058
   0.750   0.7470   0.00730   0.00183  -0.1567   0.5854   0.5155
   1.000   0.7725   0.00735   0.00188  -0.1563   0.5784   0.5243
   1.250   0.7969   0.00743   0.00194  -0.1557   0.5715   0.5343
   1.500   0.8219   0.00748   0.00200  -0.1552   0.5644   0.5448
   1.750   0.8456   0.00756   0.00207  -0.1544   0.5574   0.5547
   2.000   0.8707   0.00762   0.00215  -0.1540   0.5505   0.5658
   2.500   0.9188   0.00778   0.00232  -0.1527   0.5365   0.5883
   3.000   0.9665   0.00798   0.00254  -0.1513   0.5219   0.6120
   3.250   0.9897   0.00810   0.00266  -0.1505   0.5139   0.6246
   3.500   1.0136   0.00821   0.00279  -0.1498   0.5062   0.6374
   3.750   1.0361   0.00836   0.00294  -0.1489   0.4975   0.6504
   4.000   1.0599   0.00847   0.00308  -0.1482   0.4895   0.6650
   4.500   1.1050   0.00875   0.00340  -0.1464   0.4729   0.6952
   4.750   1.1269   0.00891   0.00358  -0.1454   0.4651   0.7118
   5.000   1.1496   0.00904   0.00375  -0.1446   0.4564   0.7302
   5.250   1.1712   0.00921   0.00395  -0.1435   0.4479   0.7497
   5.500   1.1923   0.00938   0.00416  -0.1424   0.4381   0.7708
   5.750   1.2129   0.00955   0.00438  -0.1411   0.4279   0.7952
   6.000   1.2319   0.00975   0.00462  -0.1396   0.4175   0.8250
   6.250   1.2486   0.00995   0.00489  -0.1375   0.4051   0.8669
   6.500   1.2652   0.01006   0.00512  -0.1355   0.3899   1.0000
   6.750   1.2830   0.01043   0.00542  -0.1338   0.3732   1.0000
   7.000   1.2988   0.01087   0.00578  -0.1319   0.3530   1.0000
   7.250   1.3118   0.01143   0.00622  -0.1295   0.3287   1.0000
   7.500   1.3233   0.01207   0.00673  -0.1269   0.3021   1.0000
   7.750   1.3349   0.01272   0.00726  -0.1243   0.2774   1.0000
   8.000   1.3414   0.01361   0.00796  -0.1210   0.2449   1.0000
   8.250   1.3464   0.01460   0.00877  -0.1176   0.2126   1.0000
   8.500   1.3538   0.01551   0.00955  -0.1146   0.1862   1.0000
   8.750   1.3615   0.01644   0.01037  -0.1118   0.1632   1.0000
   9.000   1.3677   0.01749   0.01129  -0.1089   0.1405   1.0000
   9.250   1.3752   0.01851   0.01222  -0.1063   0.1206   1.0000
   9.500   1.3822   0.01959   0.01321  -0.1038   0.1034   1.0000
   9.750   1.3890   0.02073   0.01427  -0.1013   0.0862   1.0000
  10.000   1.3958   0.02192   0.01540  -0.0989   0.0715   1.0000
  10.250   1.4016   0.02321   0.01663  -0.0966   0.0580   1.0000
  10.500   1.4063   0.02463   0.01799  -0.0942   0.0441   1.0000
  10.750   1.4092   0.02624   0.01952  -0.0918   0.0308   1.0000
  11.000   1.4146   0.02773   0.02099  -0.0897   0.0215   1.0000
  11.500   1.4238   0.03101   0.02424  -0.0858   0.0081   1.0000
  11.750   1.4328   0.03239   0.02566  -0.0845   0.0072   1.0000
  12.000   1.4422   0.03378   0.02708  -0.0832   0.0065   1.0000
  12.250   1.4521   0.03514   0.02849  -0.0821   0.0062   1.0000
  12.500   1.4609   0.03664   0.03004  -0.0809   0.0059   1.0000
  12.750   1.4688   0.03827   0.03172  -0.0798   0.0056   1.0000
  13.000   1.4764   0.03995   0.03345  -0.0787   0.0053   1.0000
  13.250   1.4831   0.04176   0.03532  -0.0776   0.0051   1.0000
  13.500   1.4892   0.04367   0.03730  -0.0766   0.0049   1.0000
  13.750   1.4957   0.04559   0.03928  -0.0757   0.0048   1.0000
  14.000   1.5025   0.04753   0.04128  -0.0750   0.0047   1.0000
  14.250   1.5086   0.04959   0.04340  -0.0743   0.0046   1.0000
  14.500   1.5145   0.05168   0.04556  -0.0736   0.0045   1.0000
  14.750   1.5196   0.05393   0.04787  -0.0730   0.0044   1.0000
  15.000   1.5238   0.05632   0.05033  -0.0725   0.0043   1.0000
  15.250   1.5283   0.05873   0.05281  -0.0721   0.0042   1.0000
  15.500   1.5325   0.06122   0.05537  -0.0718   0.0041   1.0000
  15.750   1.5353   0.06393   0.05816  -0.0715   0.0040   1.0000
  16.000   1.5380   0.06669   0.06099  -0.0714   0.0039   1.0000
  16.250   1.5400   0.06959   0.06397  -0.0713   0.0038   1.0000
  16.500   1.5413   0.07266   0.06712  -0.0714   0.0038   1.0000
  16.750   1.5416   0.07590   0.07044  -0.0715   0.0037   1.0000
  17.000   1.5415   0.07927   0.07389  -0.0718   0.0036   1.0000
  17.250   1.5408   0.08276   0.07746  -0.0722   0.0036   1.0000
  17.500   1.5384   0.08656   0.08136  -0.0727   0.0035   1.0000
  17.750   1.5367   0.09032   0.08521  -0.0734   0.0035   1.0000
  18.000   1.5310   0.09475   0.08974  -0.0742   0.0034   1.0000
  18.250   1.5268   0.09902   0.09410  -0.0752   0.0033   1.0000
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