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NASA/LANGLEY LS(1)-0421MOD AIRFOIL (ls421mod-il) Xfoil prediction polar at RE=1,000,000 Ncrit=5


Details Polar file
Airfoil: NASA/LANGLEY LS(1)-0421MOD AIRFOIL (ls421mod-il)
Reynolds number: 1,000,000
Max Cl/Cd: 90.31 at α=4.75°
Description: Mach=0 Ncrit=5
Source: Xfoil prediction
Download polar: xf-ls421mod-il-1000000-n5.txt
Download as CSV file: xf-ls421mod-il-1000000-n5.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: NASA/LANGLEY LS(1)-0421MOD 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  -1.2058   0.07315   0.06843  -0.0537   1.0000   0.0194
 -19.500  -1.2097   0.06926   0.06447  -0.0552   1.0000   0.0195
 -19.250  -1.2119   0.06567   0.06080  -0.0566   1.0000   0.0196
 -19.000  -1.2125   0.06234   0.05740  -0.0577   1.0000   0.0197
 -18.750  -1.2114   0.05928   0.05428  -0.0587   1.0000   0.0199
 -18.500  -1.2085   0.05649   0.05143  -0.0596   1.0000   0.0200
 -18.250  -1.2049   0.05385   0.04873  -0.0603   1.0000   0.0202
 -18.000  -1.2006   0.05133   0.04616  -0.0609   1.0000   0.0204
 -17.750  -1.1941   0.04910   0.04388  -0.0614   1.0000   0.0205
 -17.500  -1.1875   0.04691   0.04164  -0.0618   1.0000   0.0207
 -17.250  -1.1795   0.04493   0.03961  -0.0621   1.0000   0.0209
 -17.000  -1.1711   0.04303   0.03766  -0.0624   1.0000   0.0211
 -16.750  -1.1614   0.04128   0.03587  -0.0625   1.0000   0.0213
 -16.500  -1.1512   0.03960   0.03415  -0.0626   1.0000   0.0215
 -16.250  -1.1399   0.03808   0.03259  -0.0627   1.0000   0.0217
 -16.000  -1.1285   0.03659   0.03105  -0.0627   1.0000   0.0218
 -15.750  -1.1179   0.03506   0.02949  -0.0626   1.0000   0.0221
 -15.500  -1.1075   0.03355   0.02796  -0.0625   1.0000   0.0224
 -15.250  -1.0951   0.03226   0.02665  -0.0623   1.0000   0.0227
 -15.000  -1.0827   0.03101   0.02538  -0.0620   1.0000   0.0230
 -14.750  -1.0694   0.02986   0.02421  -0.0617   1.0000   0.0233
 -14.500  -1.0503   0.02876   0.02309  -0.0625   0.9762   0.0237
 -14.250  -1.0329   0.02771   0.02196  -0.0626   0.9373   0.0240
 -14.000  -1.0195   0.02685   0.02097  -0.0617   0.9085   0.0243
 -13.750  -1.0043   0.02599   0.02003  -0.0611   0.8905   0.0247
 -13.500  -0.9886   0.02514   0.01909  -0.0605   0.8758   0.0250
 -13.000  -0.9552   0.02353   0.01735  -0.0596   0.8504   0.0257
 -12.500  -0.9205   0.02197   0.01569  -0.0588   0.8305   0.0266
 -12.250  -0.9020   0.02126   0.01494  -0.0584   0.8212   0.0272
 -12.000  -0.8831   0.02059   0.01422  -0.0581   0.8127   0.0277
 -11.750  -0.8634   0.01996   0.01356  -0.0578   0.8034   0.0282
 -11.250  -0.8237   0.01876   0.01225  -0.0571   0.7851   0.0293
 -11.000  -0.8043   0.01816   0.01162  -0.0566   0.7757   0.0301
 -10.750  -0.7856   0.01759   0.01102  -0.0559   0.7676   0.0309
 -10.500  -0.7672   0.01710   0.01051  -0.0552   0.7595   0.0317
 -10.250  -0.7445   0.01664   0.01000  -0.0551   0.7515   0.0326
 -10.000  -0.7210   0.01615   0.00949  -0.0553   0.7450   0.0339
  -9.750  -0.6962   0.01568   0.00902  -0.0556   0.7383   0.0353
  -9.500  -0.6702   0.01527   0.00857  -0.0560   0.7308   0.0367
  -9.250  -0.6437   0.01485   0.00814  -0.0565   0.7238   0.0383
  -9.000  -0.6162   0.01445   0.00774  -0.0572   0.7166   0.0404
  -8.750  -0.5881   0.01409   0.00736  -0.0579   0.7084   0.0427
  -8.500  -0.5595   0.01375   0.00699  -0.0587   0.7013   0.0456
  -8.250  -0.5302   0.01339   0.00665  -0.0596   0.6950   0.0492
  -8.000  -0.5008   0.01307   0.00633  -0.0604   0.6875   0.0535
  -7.750  -0.4713   0.01279   0.00604  -0.0612   0.6799   0.0583
  -7.500  -0.4413   0.01251   0.00578  -0.0620   0.6727   0.0634
  -7.250  -0.4112   0.01225   0.00552  -0.0629   0.6643   0.0693
  -7.000  -0.3808   0.01200   0.00527  -0.0637   0.6559   0.0763
  -6.750  -0.3500   0.01174   0.00504  -0.0647   0.6470   0.0838
  -6.500  -0.3192   0.01152   0.00482  -0.0656   0.6383   0.0923
  -6.250  -0.2877   0.01126   0.00460  -0.0666   0.6319   0.1030
  -6.000  -0.2561   0.01100   0.00439  -0.0677   0.6238   0.1161
  -5.750  -0.2244   0.01079   0.00421  -0.0688   0.6153   0.1296
  -5.500  -0.1922   0.01057   0.00403  -0.0699   0.6081   0.1435
  -5.250  -0.1599   0.01035   0.00387  -0.0711   0.6006   0.1604
  -5.000  -0.1274   0.01015   0.00371  -0.0723   0.5936   0.1780
  -4.750  -0.0943   0.00991   0.00355  -0.0736   0.5875   0.1986
  -4.500  -0.0602   0.00958   0.00336  -0.0754   0.5799   0.2367
  -4.250  -0.0257   0.00926   0.00318  -0.0772   0.5721   0.2804
  -4.000   0.0091   0.00897   0.00303  -0.0790   0.5656   0.3205
  -3.750   0.0438   0.00872   0.00290  -0.0807   0.5588   0.3584
  -3.250   0.1141   0.00825   0.00267  -0.0843   0.5467   0.4392
  -3.000   0.1501   0.00799   0.00258  -0.0863   0.5396   0.4904
  -2.750   0.1843   0.00790   0.00256  -0.0878   0.5319   0.5267
  -2.500   0.2171   0.00788   0.00256  -0.0887   0.5259   0.5447
  -2.250   0.2495   0.00789   0.00257  -0.0896   0.5173   0.5591
  -2.000   0.2814   0.00794   0.00260  -0.0904   0.5084   0.5707
  -1.750   0.3134   0.00797   0.00262  -0.0912   0.5010   0.5805
  -1.500   0.3451   0.00803   0.00264  -0.0919   0.4932   0.5880
  -1.250   0.3768   0.00808   0.00268  -0.0926   0.4862   0.5951
  -1.000   0.4083   0.00814   0.00271  -0.0933   0.4786   0.6007
  -0.750   0.4395   0.00823   0.00276  -0.0939   0.4706   0.6068
  -0.500   0.4711   0.00829   0.00282  -0.0946   0.4638   0.6141
  -0.250   0.5021   0.00838   0.00288  -0.0952   0.4546   0.6197
   0.000   0.5329   0.00850   0.00293  -0.0958   0.4441   0.6227
   0.250   0.5634   0.00864   0.00299  -0.0963   0.4306   0.6251
   0.500   0.5942   0.00874   0.00306  -0.0968   0.4194   0.6285
   0.750   0.6246   0.00888   0.00316  -0.0973   0.4084   0.6325
   1.000   0.6553   0.00899   0.00324  -0.0979   0.3993   0.6363
   1.250   0.6853   0.00915   0.00334  -0.0983   0.3886   0.6397
   1.500   0.7156   0.00929   0.00343  -0.0988   0.3782   0.6426
   1.750   0.7455   0.00946   0.00353  -0.0992   0.3680   0.6448
   2.000   0.7756   0.00959   0.00364  -0.0997   0.3588   0.6471
   2.250   0.8053   0.00976   0.00376  -0.1001   0.3496   0.6496
   2.500   0.8351   0.00990   0.00388  -0.1005   0.3401   0.6522
   2.750   0.8644   0.01009   0.00403  -0.1008   0.3303   0.6547
   3.000   0.8937   0.01026   0.00416  -0.1011   0.3198   0.6574
   3.250   0.9226   0.01048   0.00432  -0.1014   0.3082   0.6599
   3.500   0.9508   0.01074   0.00450  -0.1016   0.2944   0.6624
   3.750   0.9791   0.01098   0.00467  -0.1018   0.2818   0.6644
   4.000   1.0072   0.01123   0.00486  -0.1019   0.2697   0.6659
   4.250   1.0346   0.01152   0.00508  -0.1020   0.2571   0.6682
   4.500   1.0617   0.01181   0.00531  -0.1020   0.2448   0.6705
   4.750   1.0891   0.01206   0.00553  -0.1020   0.2344   0.6729
   5.000   1.1156   0.01238   0.00579  -0.1019   0.2230   0.6753
   5.250   1.1414   0.01273   0.00607  -0.1017   0.2108   0.6777
   5.500   1.1674   0.01304   0.00633  -0.1015   0.2001   0.6798
   5.750   1.1928   0.01338   0.00662  -0.1012   0.1903   0.6819
   6.000   1.2174   0.01375   0.00693  -0.1008   0.1803   0.6838
   6.250   1.2421   0.01410   0.00723  -0.1004   0.1719   0.6855
   6.500   1.2662   0.01446   0.00754  -0.1000   0.1646   0.6870
   6.750   1.2899   0.01481   0.00786  -0.0994   0.1580   0.6890
   7.000   1.3132   0.01515   0.00820  -0.0988   0.1528   0.6914
   7.250   1.3365   0.01547   0.00852  -0.0982   0.1485   0.6936
   7.500   1.3578   0.01586   0.00890  -0.0972   0.1438   0.6958
   7.750   1.3791   0.01622   0.00926  -0.0963   0.1400   0.6980
   8.000   1.3992   0.01660   0.00964  -0.0951   0.1361   0.7003
   8.250   1.4137   0.01705   0.01008  -0.0930   0.1323   0.7028
   8.500   1.4300   0.01751   0.01056  -0.0912   0.1293   0.7050
   8.750   1.4482   0.01799   0.01105  -0.0899   0.1266   0.7070
   9.000   1.4655   0.01855   0.01161  -0.0885   0.1236   0.7086
   9.250   1.4817   0.01919   0.01225  -0.0872   0.1206   0.7107
   9.500   1.4991   0.01979   0.01288  -0.0860   0.1183   0.7131
   9.750   1.5162   0.02044   0.01356  -0.0849   0.1159   0.7155
  10.000   1.5318   0.02120   0.01434  -0.0837   0.1133   0.7178
  10.250   1.5463   0.02206   0.01521  -0.0824   0.1106   0.7201
  10.500   1.5618   0.02290   0.01608  -0.0814   0.1085   0.7224
  10.750   1.5773   0.02376   0.01698  -0.0804   0.1066   0.7246
  11.000   1.5917   0.02473   0.01797  -0.0794   0.1046   0.7267
  11.250   1.6049   0.02581   0.01907  -0.0784   0.1026   0.7286
  11.500   1.6169   0.02702   0.02029  -0.0774   0.1006   0.7303
  11.750   1.6306   0.02812   0.02144  -0.0765   0.0992   0.7325
  12.000   1.6437   0.02929   0.02266  -0.0757   0.0977   0.7352
  12.250   1.6554   0.03060   0.02402  -0.0749   0.0961   0.7381
  12.500   1.6660   0.03201   0.02547  -0.0740   0.0945   0.7409
  12.750   1.6750   0.03360   0.02709  -0.0732   0.0928   0.7436
  13.000   1.6834   0.03525   0.02879  -0.0723   0.0913   0.7461
  13.250   1.6936   0.03676   0.03035  -0.0716   0.0901   0.7484
  13.500   1.7019   0.03848   0.03212  -0.0710   0.0887   0.7505
  13.750   1.7093   0.04032   0.03400  -0.0703   0.0873   0.7523
  14.000   1.7153   0.04232   0.03605  -0.0696   0.0858   0.7550
  14.250   1.7198   0.04452   0.03830  -0.0690   0.0844   0.7577
  14.500   1.7250   0.04668   0.04052  -0.0685   0.0833   0.7605
  14.750   1.7313   0.04879   0.04270  -0.0681   0.0824   0.7635
  15.000   1.7363   0.05106   0.04504  -0.0678   0.0813   0.7666
  15.250   1.7408   0.05339   0.04743  -0.0675   0.0802   0.7694
  15.500   1.7429   0.05604   0.05013  -0.0672   0.0792   0.7719
  16.000   1.7453   0.06162   0.05582  -0.0669   0.0770   0.7769
  16.250   1.7445   0.06472   0.05899  -0.0669   0.0760   0.7798
  16.500   1.7471   0.06738   0.06173  -0.0668   0.0753   0.7830
  16.750   1.7475   0.07038   0.06481  -0.0669   0.0745   0.7861
  17.000   1.7475   0.07342   0.06792  -0.0670   0.0735   0.7889
  17.250   1.7466   0.07662   0.07118  -0.0672   0.0726   0.7913
  17.500   1.7435   0.08010   0.07472  -0.0675   0.0718   0.7933
  17.750   1.7413   0.08346   0.07815  -0.0678   0.0710   0.7955
  18.000   1.7360   0.08728   0.08205  -0.0683   0.0702   0.7979
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