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NASA/LANGLEY LS(1)-0421MOD AIRFOIL (ls421mod-il) Xfoil prediction polar at RE=500,000 Ncrit=9


Details Polar file
Airfoil: NASA/LANGLEY LS(1)-0421MOD AIRFOIL (ls421mod-il)
Reynolds number: 500,000
Max Cl/Cd: 80.8 at α=6°
Description: Mach=0 Ncrit=9
Source: Xfoil prediction
Download polar: xf-ls421mod-il-500000.txt
Download as CSV file: xf-ls421mod-il-500000.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 =     0.500 e 6     Ncrit =   9.000
  
   alpha    CL        CD       CDp       CM     Top_Xtr  Bot_Xtr
  ------ -------- --------- --------- -------- -------- --------
 -19.750  -1.0472   0.09080   0.08586  -0.0530   1.0000   0.0297
 -19.500  -1.0474   0.08726   0.08226  -0.0546   1.0000   0.0299
 -19.250  -1.0477   0.08373   0.07867  -0.0562   1.0000   0.0301
 -19.000  -1.0477   0.08025   0.07512  -0.0577   1.0000   0.0303
 -18.750  -1.0467   0.07695   0.07175  -0.0591   1.0000   0.0305
 -18.500  -1.0456   0.07372   0.06844  -0.0603   1.0000   0.0307
 -18.250  -1.0439   0.07062   0.06526  -0.0615   1.0000   0.0309
 -18.000  -1.0413   0.06768   0.06225  -0.0625   1.0000   0.0312
 -17.750  -1.0384   0.06481   0.05929  -0.0635   1.0000   0.0314
 -17.500  -1.0347   0.06208   0.05648  -0.0643   1.0000   0.0317
 -17.250  -1.0302   0.05951   0.05383  -0.0651   1.0000   0.0321
 -17.000  -1.0253   0.05700   0.05123  -0.0658   1.0000   0.0323
 -16.750  -1.0194   0.05465   0.04878  -0.0664   1.0000   0.0326
 -16.500  -1.0131   0.05239   0.04644  -0.0669   1.0000   0.0329
 -16.250  -1.0049   0.05064   0.04469  -0.0665   1.0000   0.0334
 -16.000  -0.9965   0.04879   0.04284  -0.0666   1.0000   0.0337
 -15.750  -0.9876   0.04697   0.04100  -0.0667   1.0000   0.0341
 -15.500  -0.9780   0.04524   0.03925  -0.0668   1.0000   0.0345
 -15.250  -0.9685   0.04353   0.03750  -0.0668   1.0000   0.0349
 -15.000  -0.9582   0.04193   0.03587  -0.0668   1.0000   0.0354
 -14.750  -0.9476   0.04036   0.03426  -0.0667   1.0000   0.0358
 -14.500  -0.9366   0.03889   0.03272  -0.0666   1.0000   0.0363
 -14.250  -0.9248   0.03751   0.03127  -0.0664   1.0000   0.0368
 -14.000  -0.9149   0.03604   0.02979  -0.0660   1.0000   0.0373
 -13.750  -0.9059   0.03458   0.02834  -0.0655   1.0000   0.0379
 -13.500  -0.8953   0.03328   0.02704  -0.0650   1.0000   0.0385
 -13.250  -0.8838   0.03209   0.02584  -0.0645   1.0000   0.0391
 -13.000  -0.8719   0.03099   0.02473  -0.0639   1.0000   0.0398
 -12.750  -0.8609   0.02996   0.02368  -0.0630   1.0000   0.0406
 -12.500  -0.8529   0.02913   0.02282  -0.0615   1.0000   0.0412
 -12.250  -0.8317   0.02773   0.02143  -0.0630   0.9928   0.0422
 -12.000  -0.8055   0.02647   0.02018  -0.0651   0.9817   0.0434
 -11.750  -0.7787   0.02547   0.01915  -0.0668   0.9686   0.0448
 -11.500  -0.7548   0.02461   0.01822  -0.0676   0.9528   0.0462
 -11.250  -0.7417   0.02348   0.01708  -0.0668   0.9339   0.0475
 -11.000  -0.7269   0.02267   0.01622  -0.0658   0.9176   0.0489
 -10.750  -0.7113   0.02196   0.01542  -0.0647   0.9033   0.0505
 -10.500  -0.6961   0.02115   0.01456  -0.0638   0.8897   0.0522
 -10.250  -0.6805   0.02036   0.01375  -0.0629   0.8782   0.0542
 -10.000  -0.6625   0.01973   0.01305  -0.0622   0.8669   0.0566
  -9.750  -0.6481   0.01897   0.01228  -0.0611   0.8568   0.0593
  -9.500  -0.6314   0.01842   0.01168  -0.0600   0.8466   0.0626
  -9.250  -0.6127   0.01775   0.01100  -0.0596   0.8376   0.0668
  -9.000  -0.5911   0.01712   0.01039  -0.0596   0.8291   0.0720
  -8.750  -0.5683   0.01654   0.00979  -0.0597   0.8208   0.0783
  -8.500  -0.5441   0.01598   0.00924  -0.0600   0.8131   0.0859
  -8.250  -0.5186   0.01540   0.00871  -0.0606   0.8049   0.0951
  -8.000  -0.4923   0.01488   0.00821  -0.0613   0.7968   0.1064
  -7.750  -0.4647   0.01440   0.00777  -0.0621   0.7893   0.1197
  -7.500  -0.4363   0.01392   0.00735  -0.0629   0.7816   0.1345
  -7.250  -0.4079   0.01346   0.00695  -0.0638   0.7741   0.1524
  -7.000  -0.3784   0.01305   0.00660  -0.0647   0.7667   0.1725
  -6.750  -0.3484   0.01261   0.00625  -0.0658   0.7586   0.1938
  -6.500  -0.3178   0.01217   0.00589  -0.0670   0.7509   0.2200
  -6.250  -0.2862   0.01169   0.00555  -0.0685   0.7431   0.2533
  -6.000  -0.2534   0.01116   0.00520  -0.0703   0.7347   0.2955
  -5.750  -0.2196   0.01066   0.00485  -0.0722   0.7267   0.3447
  -5.500  -0.1842   0.01013   0.00454  -0.0745   0.7191   0.3967
  -5.250  -0.1477   0.00962   0.00428  -0.0769   0.7112   0.4609
  -5.000  -0.1125   0.00936   0.00417  -0.0788   0.7035   0.5157
  -4.750  -0.0789   0.00928   0.00418  -0.0800   0.6958   0.5482
  -4.500  -0.0463   0.00929   0.00418  -0.0808   0.6877   0.5688
  -4.250  -0.0138   0.00936   0.00416  -0.0817   0.6803   0.5844
  -4.000   0.0179   0.00939   0.00423  -0.0823   0.6731   0.5962
  -3.750   0.0500   0.00946   0.00423  -0.0830   0.6653   0.6071
  -3.500   0.0809   0.00960   0.00434  -0.0834   0.6577   0.6174
  -3.250   0.1135   0.00966   0.00436  -0.0842   0.6500   0.6259
  -3.000   0.1436   0.00976   0.00444  -0.0844   0.6424   0.6317
  -2.750   0.1746   0.00990   0.00453  -0.0849   0.6354   0.6381
  -2.500   0.2073   0.00999   0.00457  -0.0857   0.6279   0.6448
  -2.250   0.2369   0.01008   0.00463  -0.0859   0.6202   0.6496
  -2.000   0.2668   0.01023   0.00476  -0.0860   0.6129   0.6544
  -1.750   0.2976   0.01033   0.00485  -0.0864   0.6050   0.6595
  -1.500   0.3293   0.01048   0.00490  -0.0871   0.5969   0.6647
  -1.250   0.3592   0.01057   0.00499  -0.0873   0.5891   0.6696
  -1.000   0.3880   0.01072   0.00514  -0.0872   0.5811   0.6737
  -0.750   0.4176   0.01089   0.00524  -0.0874   0.5734   0.6773
  -0.500   0.4488   0.01093   0.00529  -0.0880   0.5663   0.6805
  -0.250   0.4802   0.01101   0.00531  -0.0887   0.5584   0.6835
   0.000   0.5117   0.01115   0.00535  -0.0894   0.5508   0.6866
   0.250   0.5423   0.01114   0.00537  -0.0899   0.5433   0.6897
   0.500   0.5710   0.01126   0.00546  -0.0899   0.5353   0.6926
   0.750   0.5999   0.01139   0.00559  -0.0900   0.5270   0.6954
   1.000   0.6296   0.01148   0.00566  -0.0903   0.5172   0.6981
   1.250   0.6595   0.01160   0.00572  -0.0907   0.5079   0.7007
   1.500   0.6903   0.01167   0.00577  -0.0913   0.4991   0.7035
   1.750   0.7206   0.01181   0.00582  -0.0918   0.4903   0.7060
   2.000   0.7520   0.01187   0.00588  -0.0926   0.4819   0.7081
   2.250   0.7819   0.01196   0.00590  -0.0931   0.4725   0.7105
   2.500   0.8107   0.01204   0.00599  -0.0933   0.4638   0.7128
   2.750   0.8392   0.01216   0.00609  -0.0934   0.4544   0.7147
   3.000   0.8677   0.01231   0.00623  -0.0935   0.4458   0.7169
   3.250   0.8965   0.01244   0.00636  -0.0937   0.4364   0.7192
   3.500   0.9248   0.01263   0.00650  -0.0939   0.4272   0.7217
   3.750   0.9541   0.01276   0.00662  -0.0942   0.4177   0.7242
   4.000   0.9824   0.01298   0.00677  -0.0945   0.4082   0.7268
   4.250   1.0119   0.01313   0.00691  -0.0949   0.3982   0.7292
   4.500   1.0399   0.01337   0.00707  -0.0951   0.3881   0.7311
   4.750   1.0677   0.01348   0.00719  -0.0952   0.3781   0.7335
   5.000   1.0936   0.01372   0.00740  -0.0950   0.3679   0.7355
   5.250   1.1197   0.01395   0.00762  -0.0948   0.3569   0.7376
   5.500   1.1453   0.01422   0.00787  -0.0945   0.3463   0.7400
   5.750   1.1701   0.01453   0.00813  -0.0941   0.3342   0.7425
   6.000   1.1959   0.01480   0.00838  -0.0939   0.3218   0.7450
   6.250   1.2202   0.01515   0.00867  -0.0935   0.3087   0.7475
   6.500   1.2434   0.01556   0.00900  -0.0930   0.2947   0.7499
   6.750   1.2662   0.01598   0.00935  -0.0924   0.2803   0.7521
   7.000   1.2876   0.01637   0.00970  -0.0916   0.2668   0.7545
   7.250   1.3065   0.01684   0.01013  -0.0903   0.2543   0.7567
   7.500   1.3227   0.01739   0.01063  -0.0885   0.2420   0.7589
   7.750   1.3373   0.01793   0.01114  -0.0865   0.2304   0.7613
   8.000   1.3484   0.01848   0.01168  -0.0839   0.2206   0.7640
   8.250   1.3608   0.01925   0.01239  -0.0818   0.2107   0.7670
   8.500   1.3768   0.01993   0.01307  -0.0804   0.2017   0.7699
   8.750   1.3909   0.02078   0.01387  -0.0789   0.1938   0.7726
   9.000   1.4057   0.02158   0.01467  -0.0776   0.1866   0.7750
   9.250   1.4172   0.02256   0.01565  -0.0759   0.1802   0.7774
   9.500   1.4312   0.02343   0.01656  -0.0746   0.1745   0.7797
   9.750   1.4411   0.02464   0.01775  -0.0731   0.1691   0.7823
  10.000   1.4547   0.02565   0.01880  -0.0720   0.1646   0.7849
  10.250   1.4673   0.02679   0.01997  -0.0710   0.1603   0.7877
  10.500   1.4763   0.02825   0.02142  -0.0698   0.1562   0.7905
  10.750   1.4882   0.02956   0.02276  -0.0690   0.1526   0.7930
  11.000   1.5010   0.03077   0.02402  -0.0682   0.1493   0.7955
  11.250   1.5095   0.03229   0.02558  -0.0671   0.1460   0.7979
  11.500   1.5140   0.03420   0.02750  -0.0659   0.1427   0.8005
  11.750   1.5247   0.03563   0.02901  -0.0651   0.1401   0.8033
  12.000   1.5350   0.03714   0.03058  -0.0644   0.1373   0.8063
  12.250   1.5425   0.03896   0.03243  -0.0638   0.1346   0.8092
  12.500   1.5466   0.04113   0.03461  -0.0630   0.1319   0.8118
  12.750   1.5515   0.04323   0.03676  -0.0624   0.1296   0.8142
  13.000   1.5606   0.04493   0.03855  -0.0619   0.1275   0.8167
  13.250   1.5676   0.04686   0.04055  -0.0613   0.1253   0.8191
  13.500   1.5718   0.04914   0.04288  -0.0609   0.1232   0.8217
  13.750   1.5734   0.05172   0.04548  -0.0604   0.1211   0.8244
  14.000   1.5751   0.05431   0.04811  -0.0600   0.1191   0.8273
  14.250   1.5827   0.05644   0.05033  -0.0599   0.1174   0.8304
  14.500   1.5890   0.05869   0.05265  -0.0598   0.1156   0.8331
  14.750   1.5922   0.06123   0.05526  -0.0596   0.1138   0.8357
  15.000   1.5937   0.06395   0.05802  -0.0595   0.1120   0.8382
  15.250   1.5919   0.06704   0.06113  -0.0593   0.1101   0.8409
  15.500   1.5956   0.06961   0.06377  -0.0593   0.1086   0.8438
  15.750   1.6000   0.07223   0.06649  -0.0595   0.1071   0.8469
  16.000   1.6043   0.07488   0.06920  -0.0598   0.1056   0.8498
  16.250   1.6056   0.07775   0.07215  -0.0599   0.1042   0.8525
  16.500   1.6068   0.08061   0.07506  -0.0601   0.1028   0.8552
  16.750   1.6059   0.08372   0.07819  -0.0602   0.1014   0.8581
  17.000   1.6077   0.08644   0.08093  -0.0603   0.0999   0.8612
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