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


Details Polar file
Airfoil: NASA/LANGLEY LS(1)-0421 AIRFOIL (ls421-il)
Reynolds number: 1,000,000
Max Cl/Cd: 91.22 at α=1.75°
Description: Mach=0 Ncrit=5
Source: Xfoil prediction
Download polar: xf-ls421-il-1000000-n5.txt
Download as CSV file: xf-ls421-il-1000000-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 =     1.000 e 6     Ncrit =   5.000
  
   alpha    CL        CD       CDp       CM     Top_Xtr  Bot_Xtr
  ------ -------- --------- --------- -------- -------- --------
 -19.750  -1.1634   0.07109   0.06646  -0.0748   1.0000   0.0195
 -19.500  -1.1655   0.06754   0.06283  -0.0764   0.9870   0.0196
 -19.250  -1.1655   0.06429   0.05948  -0.0778   0.9558   0.0198
 -19.000  -1.1666   0.06142   0.05647  -0.0782   0.9354   0.0199
 -18.750  -1.1659   0.05866   0.05360  -0.0787   0.9215   0.0201
 -18.250  -1.1598   0.05360   0.04833  -0.0798   0.9002   0.0205
 -18.000  -1.1547   0.05134   0.04597  -0.0802   0.8912   0.0206
 -17.750  -1.1489   0.04915   0.04369  -0.0806   0.8844   0.0208
 -17.500  -1.1410   0.04719   0.04165  -0.0810   0.8775   0.0210
 -17.250  -1.1337   0.04523   0.03960  -0.0813   0.8705   0.0212
 -17.000  -1.1266   0.04328   0.03758  -0.0815   0.8650   0.0215
 -16.750  -1.1187   0.04143   0.03568  -0.0817   0.8595   0.0218
 -16.500  -1.1087   0.03982   0.03401  -0.0818   0.8535   0.0221
 -16.250  -1.0988   0.03823   0.03235  -0.0818   0.8476   0.0224
 -16.000  -1.0870   0.03683   0.03090  -0.0818   0.8429   0.0227
 -15.750  -1.0753   0.03544   0.02946  -0.0818   0.8379   0.0230
 -15.500  -1.0628   0.03415   0.02812  -0.0818   0.8329   0.0233
 -15.250  -1.0493   0.03297   0.02687  -0.0817   0.8282   0.0237
 -15.000  -1.0360   0.03179   0.02563  -0.0815   0.8239   0.0240
 -14.750  -1.0215   0.03073   0.02452  -0.0814   0.8206   0.0243
 -14.500  -1.0070   0.02969   0.02345  -0.0812   0.8168   0.0246
 -14.250  -0.9936   0.02858   0.02230  -0.0810   0.8128   0.0250
 -14.000  -0.9784   0.02763   0.02131  -0.0807   0.8089   0.0255
 -13.750  -0.9629   0.02671   0.02035  -0.0804   0.8048   0.0259
 -13.500  -0.9468   0.02582   0.01942  -0.0802   0.8015   0.0264
 -13.250  -0.9296   0.02500   0.01859  -0.0800   0.7983   0.0269
 -13.000  -0.9120   0.02422   0.01777  -0.0798   0.7948   0.0274
 -12.750  -0.8943   0.02346   0.01697  -0.0796   0.7913   0.0279
 -12.500  -0.8762   0.02273   0.01620  -0.0794   0.7879   0.0283
 -12.250  -0.8583   0.02200   0.01544  -0.0791   0.7846   0.0290
 -12.000  -0.8399   0.02129   0.01471  -0.0789   0.7814   0.0296
 -11.750  -0.8206   0.02064   0.01405  -0.0787   0.7793   0.0302
 -11.500  -0.8007   0.02002   0.01341  -0.0785   0.7768   0.0309
 -11.250  -0.7805   0.01942   0.01280  -0.0783   0.7741   0.0316
 -11.000  -0.7602   0.01884   0.01219  -0.0781   0.7712   0.0322
 -10.750  -0.7403   0.01825   0.01159  -0.0779   0.7681   0.0331
 -10.500  -0.7201   0.01768   0.01100  -0.0777   0.7650   0.0340
 -10.250  -0.6994   0.01717   0.01046  -0.0774   0.7617   0.0349
 -10.000  -0.6790   0.01669   0.00996  -0.0770   0.7595   0.0357
  -9.750  -0.6611   0.01622   0.00948  -0.0762   0.7575   0.0364
  -9.500  -0.6395   0.01573   0.00899  -0.0761   0.7552   0.0375
  -9.250  -0.6157   0.01528   0.00854  -0.0764   0.7529   0.0386
  -9.000  -0.5906   0.01487   0.00812  -0.0768   0.7505   0.0398
  -8.750  -0.5646   0.01448   0.00771  -0.0773   0.7482   0.0410
  -8.500  -0.5382   0.01407   0.00731  -0.0780   0.7458   0.0428
  -8.250  -0.5108   0.01372   0.00695  -0.0787   0.7432   0.0447
  -8.000  -0.4832   0.01338   0.00660  -0.0794   0.7404   0.0471
  -7.750  -0.4551   0.01307   0.00630  -0.0801   0.7388   0.0502
  -7.500  -0.4268   0.01274   0.00601  -0.0808   0.7371   0.0545
  -7.250  -0.3981   0.01243   0.00574  -0.0816   0.7353   0.0600
  -7.000  -0.3692   0.01212   0.00547  -0.0823   0.7333   0.0673
  -6.750  -0.3398   0.01183   0.00522  -0.0832   0.7313   0.0756
  -6.500  -0.3102   0.01154   0.00499  -0.0840   0.7293   0.0843
  -6.250  -0.2803   0.01127   0.00476  -0.0849   0.7272   0.0943
  -6.000  -0.2502   0.01100   0.00454  -0.0859   0.7249   0.1066
  -5.750  -0.2198   0.01074   0.00433  -0.0868   0.7226   0.1203
  -5.500  -0.1891   0.01048   0.00414  -0.0879   0.7202   0.1355
  -5.250  -0.1579   0.01021   0.00395  -0.0890   0.7188   0.1531
  -5.000  -0.1263   0.00992   0.00377  -0.0902   0.7174   0.1749
  -4.750  -0.0944   0.00961   0.00358  -0.0916   0.7158   0.2009
  -4.500  -0.0621   0.00931   0.00340  -0.0930   0.7140   0.2298
  -4.250  -0.0293   0.00896   0.00322  -0.0945   0.7119   0.2691
  -4.000   0.0038   0.00863   0.00305  -0.0962   0.7098   0.3095
  -3.750   0.0372   0.00833   0.00290  -0.0978   0.7077   0.3483
  -3.500   0.0709   0.00805   0.00275  -0.0994   0.7058   0.3866
  -3.250   0.1052   0.00772   0.00260  -0.1013   0.7037   0.4376
  -3.000   0.1398   0.00742   0.00247  -0.1032   0.7014   0.4880
  -2.750   0.1740   0.00720   0.00242  -0.1048   0.6993   0.5372
  -2.500   0.2070   0.00711   0.00242  -0.1060   0.6977   0.5641
  -2.250   0.2393   0.00709   0.00243  -0.1070   0.6957   0.5792
  -2.000   0.2714   0.00707   0.00245  -0.1080   0.6933   0.5909
  -1.750   0.3033   0.00707   0.00245  -0.1088   0.6904   0.6004
  -1.500   0.3350   0.00709   0.00248  -0.1096   0.6865   0.6099
  -1.250   0.3663   0.00713   0.00247  -0.1104   0.6821   0.6150
  -1.000   0.3977   0.00715   0.00247  -0.1112   0.6778   0.6181
  -0.750   0.4293   0.00715   0.00249  -0.1119   0.6722   0.6216
  -0.500   0.4604   0.00717   0.00250  -0.1126   0.6658   0.6247
  -0.250   0.4912   0.00722   0.00252  -0.1133   0.6605   0.6279
   0.000   0.5227   0.00724   0.00254  -0.1141   0.6562   0.6308
   0.250   0.5537   0.00728   0.00256  -0.1148   0.6486   0.6336
   0.500   0.5840   0.00736   0.00258  -0.1153   0.6379   0.6369
   0.750   0.6143   0.00743   0.00263  -0.1158   0.6252   0.6414
   1.000   0.6446   0.00750   0.00269  -0.1164   0.6148   0.6453
   1.250   0.6741   0.00762   0.00276  -0.1168   0.6004   0.6481
   1.500   0.7030   0.00778   0.00284  -0.1171   0.5814   0.6507
   1.750   0.7307   0.00801   0.00296  -0.1172   0.5552   0.6530
   2.000   0.7561   0.00838   0.00315  -0.1169   0.5189   0.6547
   2.250   0.7800   0.00883   0.00340  -0.1164   0.4788   0.6563
   2.500   0.8032   0.00931   0.00368  -0.1158   0.4397   0.6577
   2.750   0.8262   0.00976   0.00395  -0.1151   0.4059   0.6587
   3.000   0.8494   0.01016   0.00422  -0.1145   0.3757   0.6605
   3.250   0.8716   0.01058   0.00451  -0.1136   0.3473   0.6625
   3.500   0.8937   0.01098   0.00480  -0.1128   0.3213   0.6644
   3.750   0.9156   0.01137   0.00508  -0.1119   0.2998   0.6662
   4.000   0.9363   0.01177   0.00539  -0.1108   0.2792   0.6679
   4.250   0.9558   0.01218   0.00570  -0.1095   0.2599   0.6695
   4.500   0.9745   0.01257   0.00602  -0.1080   0.2433   0.6711
   4.750   0.9879   0.01296   0.00636  -0.1054   0.2300   0.6727
   5.000   1.0034   0.01345   0.00678  -0.1034   0.2159   0.6743
   5.250   1.0205   0.01399   0.00724  -0.1018   0.2017   0.6759
   5.500   1.0384   0.01452   0.00771  -0.1005   0.1894   0.6775
   5.750   1.0573   0.01503   0.00818  -0.0993   0.1793   0.6788
   6.000   1.0752   0.01561   0.00871  -0.0981   0.1695   0.6799
   6.250   1.0936   0.01618   0.00924  -0.0969   0.1605   0.6819
   6.500   1.1127   0.01672   0.00978  -0.0959   0.1535   0.6838
   6.750   1.1306   0.01735   0.01037  -0.0948   0.1457   0.6856
   7.000   1.1498   0.01792   0.01094  -0.0939   0.1398   0.6874
   7.250   1.1676   0.01858   0.01157  -0.0929   0.1334   0.6891
   7.500   1.1865   0.01918   0.01217  -0.0920   0.1286   0.6909
   7.750   1.2044   0.01986   0.01283  -0.0910   0.1234   0.6927
   8.000   1.2229   0.02051   0.01347  -0.0901   0.1193   0.6944
   8.250   1.2412   0.02117   0.01414  -0.0892   0.1155   0.6962
   8.500   1.2584   0.02191   0.01485  -0.0882   0.1114   0.6980
   8.750   1.2766   0.02260   0.01554  -0.0874   0.1083   0.6996
   9.000   1.2938   0.02335   0.01629  -0.0864   0.1049   0.7009
   9.250   1.3107   0.02413   0.01706  -0.0855   0.1016   0.7029
   9.500   1.3285   0.02486   0.01782  -0.0847   0.0993   0.7051
   9.750   1.3455   0.02565   0.01863  -0.0838   0.0968   0.7071
  10.000   1.3617   0.02648   0.01947  -0.0828   0.0941   0.7091
  10.250   1.3776   0.02734   0.02034  -0.0819   0.0916   0.7111
  10.500   1.3938   0.02819   0.02122  -0.0810   0.0894   0.7132
  10.750   1.4096   0.02907   0.02211  -0.0801   0.0871   0.7152
  11.000   1.4247   0.03001   0.02306  -0.0791   0.0850   0.7172
  11.250   1.4395   0.03099   0.02405  -0.0782   0.0832   0.7191
  11.500   1.4551   0.03192   0.02501  -0.0773   0.0816   0.7208
  11.750   1.4703   0.03289   0.02599  -0.0764   0.0797   0.7223
  12.000   1.4839   0.03401   0.02712  -0.0755   0.0776   0.7242
  12.250   1.4977   0.03512   0.02826  -0.0746   0.0759   0.7269
  12.500   1.5128   0.03614   0.02933  -0.0738   0.0744   0.7296
  12.750   1.5271   0.03724   0.03046  -0.0730   0.0728   0.7322
  13.000   1.5395   0.03849   0.03174  -0.0721   0.0713   0.7347
  13.250   1.5519   0.03976   0.03302  -0.0712   0.0697   0.7371
  13.500   1.5657   0.04092   0.03422  -0.0705   0.0684   0.7393
  13.750   1.5780   0.04224   0.03557  -0.0697   0.0670   0.7414
  14.000   1.5900   0.04359   0.03695  -0.0689   0.0655   0.7433
  14.250   1.6016   0.04497   0.03835  -0.0681   0.0640   0.7452
  14.500   1.6118   0.04651   0.03993  -0.0673   0.0627   0.7478
  14.750   1.6235   0.04792   0.04139  -0.0666   0.0617   0.7505
  15.000   1.6351   0.04935   0.04287  -0.0659   0.0605   0.7531
  15.250   1.6448   0.05098   0.04454  -0.0652   0.0592   0.7557
  15.500   1.6534   0.05272   0.04632  -0.0645   0.0579   0.7584
  15.750   1.6625   0.05443   0.04805  -0.0638   0.0568   0.7611
  16.000   1.6716   0.05618   0.04986  -0.0632   0.0559   0.7636
  16.250   1.6803   0.05795   0.05167  -0.0626   0.0550   0.7658
  16.500   1.6888   0.05975   0.05353  -0.0621   0.0539   0.7687
  16.750   1.6947   0.06188   0.05571  -0.0615   0.0529   0.7716
  17.000   1.7008   0.06397   0.05785  -0.0610   0.0518   0.7743
  17.250   1.7066   0.06614   0.06008  -0.0605   0.0510   0.7771
  17.500   1.7132   0.06825   0.06225  -0.0601   0.0503   0.7799
  17.750   1.7192   0.07042   0.06448  -0.0598   0.0495   0.7825
  18.000   1.7228   0.07288   0.06700  -0.0594   0.0487   0.7848
  18.250   1.7269   0.07530   0.06946  -0.0592   0.0478   0.7869
  18.500   1.7283   0.07809   0.07232  -0.0590   0.0471   0.7897
  18.750   1.7301   0.08083   0.07512  -0.0589   0.0464   0.7925
  19.000   1.7320   0.08362   0.07800  -0.0589   0.0458   0.7954
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