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NASA/LANGLEY LS(1)-0421 AIRFOIL (ls421-il) Xfoil prediction polar at RE=50,000 Ncrit=5


Details Polar file
Airfoil: NASA/LANGLEY LS(1)-0421 AIRFOIL (ls421-il)
Reynolds number: 50,000
Max Cl/Cd: 18.35 at α=10°
Description: Mach=0 Ncrit=5
Source: Xfoil prediction
Download polar: xf-ls421-il-50000-n5.txt
Download as CSV file: xf-ls421-il-50000-n5.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: NASA/LANGLEY LS(1)-0421 AIRFOIL                 
  
 1 1 Reynolds number fixed          Mach number fixed         
  
 xtrf =   1.000 (top)        1.000 (bottom)  
 Mach =   0.000     Re =     0.050 e 6     Ncrit =   5.000
  
   alpha    CL        CD       CDp       CM     Top_Xtr  Bot_Xtr
  ------ -------- --------- --------- -------- -------- --------
 -14.500  -0.5024   0.11241   0.10406  -0.0736   1.0000   0.0821
 -14.250  -0.5791   0.09830   0.08977  -0.0789   1.0000   0.0817
 -14.000  -0.6367   0.09029   0.08161  -0.0800   1.0000   0.0812
 -13.750  -0.6840   0.08478   0.07592  -0.0792   1.0000   0.0810
 -13.500  -0.7240   0.08052   0.07151  -0.0774   1.0000   0.0809
 -13.250  -0.7592   0.07699   0.06781  -0.0750   1.0000   0.0810
 -13.000  -0.7805   0.07206   0.06251  -0.0762   0.9951   0.0818
 -12.750  -0.7842   0.06857   0.05879  -0.0774   0.9904   0.0831
 -12.500  -0.7723   0.06658   0.05675  -0.0781   0.9856   0.0849
 -12.250  -0.7662   0.06403   0.05402  -0.0790   0.9808   0.0868
 -12.000  -0.7619   0.06137   0.05108  -0.0795   0.9762   0.0888
 -11.750  -0.7611   0.05889   0.04824  -0.0790   0.9704   0.0906
 -11.500  -0.7378   0.05767   0.04711  -0.0797   0.9669   0.0932
 -11.250  -0.7204   0.05606   0.04537  -0.0804   0.9636   0.0965
 -11.000  -0.7129   0.05443   0.04343  -0.0793   0.9585   0.0996
 -10.750  -0.6898   0.05350   0.04261  -0.0794   0.9545   0.1028
 -10.500  -0.6683   0.05228   0.04125  -0.0798   0.9507   0.1073
 -10.250  -0.6414   0.05122   0.04019  -0.0807   0.9478   0.1124
 -10.000  -0.6200   0.05030   0.03914  -0.0806   0.9443   0.1182
  -9.750  -0.6067   0.04963   0.03853  -0.0790   0.9395   0.1232
  -9.500  -0.5903   0.04884   0.03765  -0.0783   0.9355   0.1303
  -9.250  -0.5706   0.04801   0.03691  -0.0781   0.9322   0.1380
  -9.000  -0.5491   0.04708   0.03599  -0.0784   0.9293   0.1481
  -8.750  -0.5446   0.04646   0.03533  -0.0757   0.9239   0.1574
  -8.500  -0.5420   0.04577   0.03477  -0.0730   0.9183   0.1662
  -8.250  -0.5346   0.04496   0.03405  -0.0711   0.9142   0.1786
  -8.000  -0.5248   0.04406   0.03325  -0.0699   0.9109   0.1945
  -7.750  -0.5235   0.04330   0.03260  -0.0671   0.9063   0.2102
  -7.500  -0.5294   0.04265   0.03206  -0.0631   0.9000   0.2257
  -7.250  -0.5251   0.04174   0.03134  -0.0610   0.8953   0.2496
  -7.000  -0.5159   0.04080   0.03061  -0.0598   0.8918   0.2823
  -6.750  -0.5022   0.03995   0.03004  -0.0590   0.8891   0.3242
  -6.500  -0.5077   0.03957   0.02987  -0.0545   0.8835   0.3555
  -6.250  -0.4999   0.03940   0.03001  -0.0515   0.8787   0.3977
  -6.000  -0.4809   0.03997   0.03090  -0.0491   0.8751   0.4431
  -5.750  -0.4561   0.04109   0.03218  -0.0470   0.8724   0.4823
  -5.500  -0.4270   0.04242   0.03352  -0.0456   0.8699   0.5142
  -5.250  -0.4023   0.04327   0.03427  -0.0446   0.8670   0.5425
  -5.000  -0.4034   0.04380   0.03476  -0.0399   0.8610   0.5621
  -4.750  -0.3894   0.04455   0.03541  -0.0374   0.8567   0.5823
  -4.500  -0.3700   0.04532   0.03606  -0.0358   0.8531   0.6017
  -4.250  -0.3458   0.04604   0.03664  -0.0349   0.8498   0.6203
  -4.000  -0.3181   0.04667   0.03712  -0.0347   0.8471   0.6387
  -3.750  -0.3073   0.04781   0.03824  -0.0306   0.8425   0.6481
  -3.250  -0.2826   0.04859   0.03883  -0.0261   0.8330   0.6785
  -3.000  -0.2571   0.04941   0.03958  -0.0244   0.8295   0.6877
  -2.750  -0.2324   0.04948   0.03951  -0.0247   0.8265   0.7024
  -2.500  -0.2117   0.05008   0.04005  -0.0228   0.8228   0.7097
  -2.250  -0.2106   0.04997   0.03988  -0.0202   0.8162   0.7230
  -2.000  -0.1909   0.05041   0.04027  -0.0182   0.8117   0.7292
  -1.750  -0.1670   0.05055   0.04032  -0.0179   0.8078   0.7390
  -1.500  -0.1385   0.05059   0.04027  -0.0185   0.8045   0.7480
  -1.250  -0.1291   0.05089   0.04053  -0.0157   0.7987   0.7555
  -1.000  -0.1178   0.05089   0.04047  -0.0147   0.7923   0.7661
  -0.750  -0.0948   0.05110   0.04063  -0.0135   0.7877   0.7720
  -0.500  -0.0656   0.05115   0.04062  -0.0141   0.7839   0.7798
  -0.250  -0.0515   0.05127   0.04068  -0.0131   0.7780   0.7879
   0.000  -0.0400   0.05146   0.04086  -0.0108   0.7708   0.7936
   0.250  -0.0143   0.05149   0.04085  -0.0111   0.7657   0.8003
   0.500   0.0188   0.05145   0.04074  -0.0130   0.7620   0.8068
   0.750   0.0234   0.05173   0.04103  -0.0100   0.7531   0.8116
   1.000   0.0453   0.05183   0.04110  -0.0098   0.7468   0.8168
   1.250   0.0782   0.05179   0.04102  -0.0113   0.7423   0.8222
   1.500   0.0914   0.05208   0.04131  -0.0104   0.7339   0.8269
   1.750   0.1117   0.05218   0.04141  -0.0097   0.7265   0.8310
   2.000   0.1447   0.05208   0.04128  -0.0108   0.7217   0.8352
   2.500   0.1849   0.05256   0.04176  -0.0110   0.7047   0.8437
   2.750   0.2203   0.05227   0.04147  -0.0120   0.7004   0.8469
   3.000   0.2256   0.05281   0.04206  -0.0100   0.6878   0.8507
   3.250   0.2610   0.05259   0.04183  -0.0114   0.6822   0.8538
   3.500   0.2743   0.05308   0.04236  -0.0107   0.6704   0.8577
   3.750   0.3092   0.05292   0.04222  -0.0123   0.6637   0.8612
   4.000   0.3236   0.05323   0.04258  -0.0111   0.6523   0.8644
   4.250   0.3546   0.05295   0.04233  -0.0118   0.6447   0.8672
   4.500   0.3712   0.05332   0.04275  -0.0113   0.6327   0.8704
   4.750   0.4054   0.05290   0.04237  -0.0122   0.6251   0.8738
   5.000   0.4223   0.05341   0.04293  -0.0120   0.6117   0.8774
   5.250   0.4581   0.05258   0.04216  -0.0126   0.6049   0.8805
   5.500   0.4712   0.05305   0.04270  -0.0116   0.5901   0.8837
   6.000   0.5278   0.05224   0.04201  -0.0120   0.5683   0.8898
   6.250   0.5473   0.05249   0.04233  -0.0117   0.5533   0.8934
   6.500   0.5869   0.05081   0.04071  -0.0119   0.5468   0.8969
   6.750   0.6020   0.05106   0.04104  -0.0108   0.5305   0.9008
   7.250   0.6523   0.05032   0.04045  -0.0104   0.5030   0.9081
   7.750   0.7054   0.04913   0.03937  -0.0095   0.4738   0.9152
   8.000   0.7306   0.04874   0.03901  -0.0091   0.4571   0.9195
   8.250   0.7594   0.04817   0.03843  -0.0089   0.4400   0.9242
   8.500   0.7860   0.04753   0.03777  -0.0083   0.4218   0.9290
   8.750   0.8117   0.04719   0.03736  -0.0078   0.4024   0.9341
   9.250   0.8552   0.04748   0.03748  -0.0068   0.3622   0.9441
   9.500   0.8738   0.04803   0.03793  -0.0063   0.3431   0.9495
   9.750   0.8911   0.04872   0.03853  -0.0058   0.3254   0.9553
  10.000   0.9078   0.04946   0.03916  -0.0054   0.3092   0.9625
  10.250   0.9227   0.05043   0.04009  -0.0050   0.2939   0.9710
  10.500   0.9339   0.05157   0.04125  -0.0046   0.2799   0.9845
  10.750   0.9481   0.05254   0.04218  -0.0044   0.2676   1.0000
  11.000   0.9686   0.05370   0.04324  -0.0050   0.2560   1.0000
  11.250   0.9839   0.05545   0.04507  -0.0055   0.2447   1.0000
  11.500   1.0052   0.05662   0.04614  -0.0062   0.2352   1.0000
  11.750   1.0205   0.05844   0.04807  -0.0068   0.2258   1.0000
  12.000   1.0419   0.05966   0.04922  -0.0074   0.2178   1.0000
  12.250   1.0553   0.06170   0.05140  -0.0080   0.2098   1.0000
  12.500   1.0817   0.06250   0.05204  -0.0087   0.2030   1.0000
  12.750   1.0887   0.06521   0.05502  -0.0092   0.1963   1.0000
  13.000   1.1073   0.06674   0.05655  -0.0099   0.1902   1.0000
  13.250   1.1242   0.06853   0.05838  -0.0105   0.1848   1.0000
  13.500   1.1290   0.07147   0.06154  -0.0110   0.1795   1.0000
  13.750   1.1464   0.07309   0.06315  -0.0115   0.1746   1.0000
  14.000   1.1589   0.07533   0.06546  -0.0121   0.1703   1.0000
  14.250   1.1533   0.07946   0.06988  -0.0127   0.1662   1.0000
  14.500   1.1583   0.08242   0.07295  -0.0134   0.1621   1.0000
  14.750   1.1887   0.08261   0.07300  -0.0139   0.1582   1.0000
  15.000   1.1628   0.08921   0.08000  -0.0151   0.1554   1.0000
  15.250   1.1340   0.09667   0.08782  -0.0171   0.1525   1.0000
  15.500   1.1108   0.10385   0.09524  -0.0196   0.1495   1.0000
  15.750   1.1311   0.10482   0.09618  -0.0201   0.1464   1.0000
  16.000   1.1001   0.11368   0.10528  -0.0239   0.1439   1.0000
  16.500   0.9394   0.15630   0.14849  -0.0473   0.1333   1.0000
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