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NASA/LANGLEY LS(1)-0421 AIRFOIL (ls421-il) Xfoil prediction polar at RE=500,000 Ncrit=5


Details Polar file
Airfoil: NASA/LANGLEY LS(1)-0421 AIRFOIL (ls421-il)
Reynolds number: 500,000
Max Cl/Cd: 81.48 at α=3°
Description: Mach=0 Ncrit=5
Source: Xfoil prediction
Download polar: xf-ls421-il-500000-n5.txt
Download as CSV file: xf-ls421-il-500000-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 =     0.500 e 6     Ncrit =   5.000
  
   alpha    CL        CD       CDp       CM     Top_Xtr  Bot_Xtr
  ------ -------- --------- --------- -------- -------- --------
 -19.750  -0.9849   0.09412   0.08922  -0.0680   1.0000   0.0240
 -19.500  -0.9896   0.08978   0.08478  -0.0702   1.0000   0.0241
 -19.250  -0.9932   0.08567   0.08057  -0.0722   1.0000   0.0243
 -19.000  -0.9955   0.08176   0.07657  -0.0741   1.0000   0.0245
 -18.750  -0.9987   0.07779   0.07253  -0.0760   1.0000   0.0246
 -18.500  -1.0015   0.07395   0.06863  -0.0777   1.0000   0.0248
 -18.250  -1.0029   0.07033   0.06494  -0.0794   1.0000   0.0250
 -18.000  -1.0030   0.06696   0.06151  -0.0809   0.9951   0.0252
 -17.750  -1.0001   0.06375   0.05821  -0.0829   0.9659   0.0255
 -17.250  -0.9953   0.05828   0.05254  -0.0844   0.9328   0.0259
 -17.000  -0.9923   0.05581   0.04997  -0.0847   0.9213   0.0262
 -16.750  -0.9886   0.05346   0.04751  -0.0850   0.9111   0.0265
 -16.500  -0.9829   0.05128   0.04523  -0.0853   0.9033   0.0268
 -16.250  -0.9768   0.04917   0.04302  -0.0856   0.8955   0.0271
 -16.000  -0.9697   0.04723   0.04098  -0.0858   0.8886   0.0275
 -15.750  -0.9613   0.04537   0.03903  -0.0860   0.8825   0.0278
 -15.500  -0.9526   0.04360   0.03717  -0.0862   0.8763   0.0281
 -15.250  -0.9455   0.04175   0.03525  -0.0862   0.8703   0.0285
 -15.000  -0.9365   0.04007   0.03351  -0.0862   0.8650   0.0289
 -14.750  -0.9260   0.03854   0.03192  -0.0862   0.8595   0.0293
 -14.500  -0.9146   0.03714   0.03046  -0.0862   0.8540   0.0297
 -14.250  -0.9029   0.03581   0.02905  -0.0860   0.8490   0.0302
 -14.000  -0.8901   0.03459   0.02776  -0.0859   0.8448   0.0307
 -13.750  -0.8770   0.03339   0.02650  -0.0858   0.8407   0.0313
 -13.500  -0.8629   0.03230   0.02535  -0.0856   0.8365   0.0318
 -13.250  -0.8503   0.03113   0.02413  -0.0853   0.8322   0.0324
 -13.000  -0.8372   0.03001   0.02297  -0.0850   0.8283   0.0330
 -12.750  -0.8223   0.02905   0.02195  -0.0847   0.8245   0.0337
 -12.500  -0.8065   0.02811   0.02099  -0.0845   0.8212   0.0344
 -12.250  -0.7904   0.02721   0.02004  -0.0843   0.8174   0.0352
 -12.000  -0.7733   0.02640   0.01917  -0.0840   0.8135   0.0359
 -11.750  -0.7578   0.02549   0.01823  -0.0837   0.8097   0.0366
 -11.500  -0.7418   0.02463   0.01733  -0.0833   0.8064   0.0374
 -11.000  -0.7062   0.02313   0.01577  -0.0827   0.8006   0.0392
 -10.750  -0.6875   0.02244   0.01504  -0.0825   0.7977   0.0401
 -10.500  -0.6692   0.02172   0.01431  -0.0822   0.7947   0.0411
 -10.250  -0.6509   0.02102   0.01359  -0.0819   0.7917   0.0423
 -10.000  -0.6318   0.02038   0.01293  -0.0816   0.7887   0.0437
  -9.750  -0.6118   0.01981   0.01231  -0.0813   0.7857   0.0451
  -9.500  -0.5931   0.01918   0.01166  -0.0809   0.7828   0.0466
  -9.250  -0.5740   0.01859   0.01107  -0.0804   0.7801   0.0484
  -9.000  -0.5561   0.01809   0.01056  -0.0797   0.7776   0.0503
  -8.750  -0.5381   0.01755   0.01004  -0.0791   0.7749   0.0527
  -8.500  -0.5160   0.01707   0.00956  -0.0791   0.7723   0.0557
  -8.250  -0.4934   0.01657   0.00906  -0.0792   0.7698   0.0595
  -8.000  -0.4694   0.01609   0.00860  -0.0796   0.7674   0.0644
  -7.750  -0.4444   0.01563   0.00815  -0.0800   0.7651   0.0706
  -7.500  -0.4186   0.01520   0.00773  -0.0806   0.7627   0.0781
  -7.250  -0.3921   0.01481   0.00736  -0.0812   0.7604   0.0866
  -7.000  -0.3652   0.01441   0.00702  -0.0818   0.7582   0.0968
  -6.750  -0.3377   0.01403   0.00671  -0.0825   0.7561   0.1089
  -6.500  -0.3099   0.01365   0.00640  -0.0833   0.7539   0.1227
  -6.250  -0.2815   0.01328   0.00611  -0.0841   0.7518   0.1382
  -6.000  -0.2526   0.01292   0.00583  -0.0849   0.7497   0.1570
  -5.750  -0.2234   0.01253   0.00555  -0.0859   0.7476   0.1799
  -5.500  -0.1936   0.01215   0.00527  -0.0870   0.7455   0.2061
  -5.250  -0.1632   0.01174   0.00499  -0.0883   0.7434   0.2391
  -5.000  -0.1321   0.01134   0.00473  -0.0897   0.7412   0.2779
  -4.750  -0.1004   0.01097   0.00450  -0.0911   0.7394   0.3147
  -4.500  -0.0678   0.01055   0.00428  -0.0928   0.7377   0.3574
  -4.250  -0.0342   0.01008   0.00404  -0.0948   0.7358   0.4099
  -4.000   0.0001   0.00964   0.00384  -0.0969   0.7339   0.4672
  -3.750   0.0340   0.00935   0.00377  -0.0986   0.7318   0.5204
  -3.500   0.0666   0.00926   0.00379  -0.0997   0.7295   0.5539
  -3.250   0.0988   0.00924   0.00381  -0.1007   0.7274   0.5761
  -3.000   0.1306   0.00926   0.00385  -0.1016   0.7255   0.5909
  -2.750   0.1625   0.00929   0.00386  -0.1024   0.7235   0.6015
  -2.500   0.1941   0.00935   0.00390  -0.1032   0.7214   0.6110
  -2.250   0.2260   0.00941   0.00392  -0.1041   0.7193   0.6200
  -2.000   0.2570   0.00946   0.00403  -0.1047   0.7173   0.6272
  -1.750   0.2886   0.00949   0.00405  -0.1056   0.7150   0.6324
  -1.500   0.3204   0.00952   0.00405  -0.1065   0.7124   0.6363
  -1.250   0.3517   0.00953   0.00406  -0.1072   0.7097   0.6395
  -1.000   0.3825   0.00955   0.00409  -0.1078   0.7068   0.6425
  -0.750   0.4135   0.00957   0.00410  -0.1084   0.7034   0.6455
  -0.500   0.4446   0.00962   0.00410  -0.1091   0.6996   0.6487
  -0.250   0.4754   0.00964   0.00414  -0.1098   0.6952   0.6525
   0.000   0.5065   0.00966   0.00415  -0.1105   0.6895   0.6570
   0.250   0.5370   0.00968   0.00414  -0.1110   0.6836   0.6608
   0.500   0.5671   0.00972   0.00417  -0.1115   0.6788   0.6635
   0.750   0.5974   0.00974   0.00424  -0.1120   0.6736   0.6660
   1.000   0.6275   0.00977   0.00427  -0.1125   0.6665   0.6684
   1.250   0.6573   0.00981   0.00427  -0.1129   0.6578   0.6709
   1.500   0.6871   0.00984   0.00429  -0.1134   0.6476   0.6729
   1.750   0.7169   0.00989   0.00430  -0.1138   0.6392   0.6749
   2.000   0.7466   0.00995   0.00435  -0.1143   0.6287   0.6769
   2.250   0.7758   0.01003   0.00438  -0.1146   0.6170   0.6786
   2.500   0.8041   0.01013   0.00442  -0.1148   0.6017   0.6799
   2.750   0.8309   0.01027   0.00450  -0.1147   0.5818   0.6816
   3.000   0.8555   0.01050   0.00464  -0.1142   0.5540   0.6833
   3.250   0.8764   0.01091   0.00488  -0.1130   0.5175   0.6851
   3.500   0.8948   0.01144   0.00521  -0.1114   0.4790   0.6869
   3.750   0.9116   0.01202   0.00561  -0.1096   0.4426   0.6885
   4.000   0.9271   0.01261   0.00603  -0.1076   0.4098   0.6902
   4.250   0.9422   0.01316   0.00645  -0.1055   0.3798   0.6920
   4.500   0.9536   0.01375   0.00690  -0.1028   0.3530   0.6938
   5.000   0.9750   0.01500   0.00795  -0.0973   0.3090   0.6978
   5.250   0.9896   0.01571   0.00855  -0.0955   0.2884   0.6996
   5.500   1.0045   0.01643   0.00918  -0.0938   0.2693   0.7011
   5.750   1.0198   0.01715   0.00983  -0.0923   0.2523   0.7028
   6.000   1.0350   0.01789   0.01051  -0.0908   0.2364   0.7045
   6.250   1.0505   0.01865   0.01122  -0.0894   0.2212   0.7062
   6.500   1.0667   0.01939   0.01192  -0.0881   0.2077   0.7079
   6.750   1.0827   0.02017   0.01265  -0.0869   0.1960   0.7097
   7.000   1.0985   0.02097   0.01340  -0.0856   0.1851   0.7115
   7.250   1.1146   0.02177   0.01417  -0.0845   0.1751   0.7134
   7.500   1.1313   0.02255   0.01493  -0.0835   0.1669   0.7153
   7.750   1.1470   0.02341   0.01574  -0.0823   0.1589   0.7174
   8.000   1.1639   0.02420   0.01652  -0.0814   0.1522   0.7195
   8.250   1.1794   0.02508   0.01737  -0.0803   0.1456   0.7214
   8.500   1.1965   0.02589   0.01817  -0.0795   0.1402   0.7230
   8.750   1.2118   0.02678   0.01906  -0.0784   0.1347   0.7249
   9.000   1.2281   0.02762   0.01992  -0.0775   0.1301   0.7268
   9.250   1.2438   0.02850   0.02082  -0.0765   0.1256   0.7287
   9.500   1.2581   0.02950   0.02182  -0.0755   0.1215   0.7306
   9.750   1.2746   0.03036   0.02270  -0.0746   0.1182   0.7326
  10.000   1.2897   0.03131   0.02367  -0.0737   0.1146   0.7347
  10.250   1.3032   0.03240   0.02476  -0.0727   0.1111   0.7368
  10.500   1.3189   0.03334   0.02573  -0.0719   0.1083   0.7389
  10.750   1.3339   0.03435   0.02676  -0.0710   0.1053   0.7410
  11.000   1.3472   0.03552   0.02792  -0.0701   0.1026   0.7430
  11.250   1.3612   0.03664   0.02907  -0.0693   0.1002   0.7450
  11.500   1.3762   0.03768   0.03016  -0.0685   0.0978   0.7474
  11.750   1.3893   0.03888   0.03140  -0.0676   0.0954   0.7497
  12.000   1.4014   0.04018   0.03273  -0.0667   0.0930   0.7521
  12.250   1.4148   0.04139   0.03397  -0.0659   0.0910   0.7544
  12.500   1.4282   0.04263   0.03527  -0.0652   0.0890   0.7568
  12.750   1.4404   0.04399   0.03666  -0.0645   0.0870   0.7592
  13.000   1.4520   0.04541   0.03811  -0.0637   0.0852   0.7616
  13.250   1.4629   0.04691   0.03962  -0.0629   0.0835   0.7638
  13.750   1.4866   0.04977   0.04259  -0.0616   0.0799   0.7682
  14.000   1.4967   0.05138   0.04426  -0.0609   0.0782   0.7705
  14.250   1.5052   0.05318   0.04609  -0.0602   0.0767   0.7729
  14.500   1.5158   0.05478   0.04775  -0.0596   0.0754   0.7756
  14.750   1.5258   0.05646   0.04950  -0.0591   0.0740   0.7786
  15.000   1.5347   0.05826   0.05136  -0.0585   0.0725   0.7815
  15.250   1.5429   0.06015   0.05329  -0.0580   0.0710   0.7843
  15.500   1.5489   0.06232   0.05549  -0.0575   0.0697   0.7868
  15.750   1.5569   0.06427   0.05752  -0.0570   0.0685   0.7892
  16.000   1.5649   0.06625   0.05958  -0.0566   0.0673   0.7918
  16.250   1.5714   0.06841   0.06182  -0.0563   0.0661   0.7945
  16.500   1.5773   0.07064   0.06411  -0.0559   0.0649   0.7973
  16.750   1.5809   0.07318   0.06671  -0.0557   0.0638   0.8001
  17.000   1.5841   0.07578   0.06935  -0.0555   0.0628   0.8029
  17.250   1.5894   0.07820   0.07186  -0.0554   0.0618   0.8055
  17.500   1.5943   0.08064   0.07439  -0.0553   0.0608   0.8081
  17.750   1.5971   0.08339   0.07722  -0.0553   0.0598   0.8108
  18.000   1.5994   0.08618   0.08009  -0.0554   0.0588   0.8137
  18.250   1.5995   0.08931   0.08329  -0.0556   0.0579   0.8168
  18.500   1.5984   0.09262   0.08666  -0.0559   0.0571   0.8200
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