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NASA/LANGLEY LS(1)-0421MOD AIRFOIL (ls421mod-il) Xfoil prediction polar at RE=500,000 Ncrit=5


Details Polar file
Airfoil: NASA/LANGLEY LS(1)-0421MOD AIRFOIL (ls421mod-il)
Reynolds number: 500,000
Max Cl/Cd: 77.1 at α=5°
Description: Mach=0 Ncrit=5
Source: Xfoil prediction
Download polar: xf-ls421mod-il-500000-n5.txt
Download as CSV file: xf-ls421mod-il-500000-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 =     0.500 e 6     Ncrit =   5.000
  
   alpha    CL        CD       CDp       CM     Top_Xtr  Bot_Xtr
  ------ -------- --------- --------- -------- -------- --------
 -19.750  -1.0285   0.09708   0.09211  -0.0449   1.0000   0.0235
 -19.500  -1.0341   0.09254   0.08748  -0.0470   1.0000   0.0237
 -19.250  -1.0389   0.08814   0.08299  -0.0491   1.0000   0.0239
 -19.000  -1.0429   0.08390   0.07866  -0.0511   1.0000   0.0241
 -18.750  -1.0461   0.07985   0.07453  -0.0529   1.0000   0.0242
 -18.500  -1.0482   0.07603   0.07062  -0.0545   1.0000   0.0244
 -18.250  -1.0490   0.07242   0.06692  -0.0560   1.0000   0.0246
 -18.000  -1.0488   0.06900   0.06342  -0.0574   1.0000   0.0248
 -17.750  -1.0478   0.06576   0.06010  -0.0586   1.0000   0.0250
 -17.500  -1.0459   0.06269   0.05695  -0.0597   1.0000   0.0252
 -17.250  -1.0433   0.05976   0.05394  -0.0607   1.0000   0.0253
 -17.000  -1.0424   0.05671   0.05084  -0.0616   1.0000   0.0255
 -16.750  -1.0398   0.05392   0.04800  -0.0624   1.0000   0.0258
 -16.500  -1.0359   0.05135   0.04538  -0.0630   1.0000   0.0260
 -16.250  -1.0305   0.04899   0.04298  -0.0636   1.0000   0.0263
 -16.000  -1.0238   0.04684   0.04078  -0.0639   1.0000   0.0265
 -15.750  -1.0165   0.04479   0.03868  -0.0642   1.0000   0.0268
 -15.500  -1.0078   0.04294   0.03679  -0.0644   1.0000   0.0271
 -15.250  -0.9989   0.04114   0.03494  -0.0646   1.0000   0.0275
 -15.000  -0.9888   0.03951   0.03326  -0.0646   1.0000   0.0278
 -14.750  -0.9787   0.03792   0.03163  -0.0646   1.0000   0.0282
 -14.500  -0.9675   0.03648   0.03014  -0.0644   1.0000   0.0285
 -14.250  -0.9560   0.03510   0.02871  -0.0643   1.0000   0.0289
 -14.000  -0.9462   0.03365   0.02725  -0.0639   1.0000   0.0293
 -13.750  -0.9360   0.03230   0.02589  -0.0635   1.0000   0.0297
 -13.500  -0.9243   0.03110   0.02468  -0.0631   0.9997   0.0302
 -13.250  -0.9026   0.02988   0.02342  -0.0646   0.9728   0.0308
 -13.000  -0.8819   0.02874   0.02223  -0.0655   0.9484   0.0314
 -12.500  -0.8504   0.02689   0.02020  -0.0645   0.9062   0.0327
 -12.250  -0.8366   0.02595   0.01919  -0.0637   0.8898   0.0334
 -12.000  -0.8214   0.02508   0.01826  -0.0631   0.8760   0.0341
 -11.750  -0.8055   0.02426   0.01738  -0.0624   0.8632   0.0350
 -11.500  -0.7881   0.02350   0.01656  -0.0619   0.8530   0.0360
 -11.250  -0.7702   0.02280   0.01579  -0.0614   0.8426   0.0369
 -11.000  -0.7529   0.02203   0.01498  -0.0609   0.8333   0.0379
 -10.750  -0.7349   0.02132   0.01423  -0.0604   0.8231   0.0391
 -10.500  -0.7161   0.02068   0.01353  -0.0599   0.8138   0.0404
 -10.250  -0.6968   0.02005   0.01286  -0.0595   0.8046   0.0417
 -10.000  -0.6788   0.01942   0.01219  -0.0588   0.7953   0.0434
  -9.750  -0.6615   0.01887   0.01161  -0.0579   0.7871   0.0454
  -9.500  -0.6422   0.01832   0.01104  -0.0574   0.7783   0.0476
  -9.000  -0.5973   0.01728   0.00996  -0.0574   0.7633   0.0537
  -8.750  -0.5729   0.01681   0.00948  -0.0576   0.7558   0.0574
  -8.500  -0.5480   0.01635   0.00899  -0.0579   0.7487   0.0617
  -8.250  -0.5218   0.01588   0.00854  -0.0585   0.7418   0.0667
  -8.000  -0.4949   0.01545   0.00812  -0.0591   0.7337   0.0725
  -7.750  -0.4674   0.01506   0.00770  -0.0598   0.7260   0.0790
  -7.500  -0.4390   0.01466   0.00732  -0.0606   0.7192   0.0863
  -7.250  -0.4104   0.01428   0.00697  -0.0613   0.7116   0.0951
  -7.000  -0.3817   0.01393   0.00663  -0.0621   0.7041   0.1059
  -6.750  -0.3522   0.01358   0.00632  -0.0630   0.6966   0.1183
  -6.500  -0.3224   0.01325   0.00603  -0.0638   0.6885   0.1312
  -6.250  -0.2924   0.01296   0.00575  -0.0647   0.6805   0.1460
  -6.000  -0.2617   0.01261   0.00549  -0.0658   0.6724   0.1639
  -5.750  -0.2307   0.01232   0.00523  -0.0668   0.6637   0.1822
  -5.500  -0.1993   0.01202   0.00499  -0.0680   0.6563   0.2033
  -5.250  -0.1668   0.01160   0.00472  -0.0696   0.6489   0.2365
  -4.750  -0.0989   0.01070   0.00416  -0.0734   0.6338   0.3301
  -4.500  -0.0642   0.01033   0.00394  -0.0753   0.6257   0.3725
  -4.250  -0.0290   0.00998   0.00373  -0.0774   0.6181   0.4183
  -4.000   0.0064   0.00969   0.00359  -0.0793   0.6115   0.4648
  -3.750   0.0413   0.00948   0.00352  -0.0810   0.6041   0.5060
  -3.500   0.0748   0.00942   0.00353  -0.0822   0.5963   0.5422
  -3.250   0.1074   0.00942   0.00353  -0.0831   0.5891   0.5620
  -3.000   0.1394   0.00944   0.00355  -0.0839   0.5817   0.5736
  -2.750   0.1713   0.00950   0.00354  -0.0847   0.5748   0.5840
  -2.500   0.2030   0.00954   0.00359  -0.0854   0.5686   0.5940
  -2.250   0.2350   0.00959   0.00360  -0.0861   0.5613   0.6021
  -2.000   0.2660   0.00967   0.00364  -0.0867   0.5537   0.6089
  -1.750   0.2974   0.00973   0.00369  -0.0873   0.5470   0.6156
  -1.500   0.3291   0.00981   0.00371  -0.0880   0.5390   0.6226
  -1.250   0.3596   0.00993   0.00379  -0.0885   0.5306   0.6293
  -1.000   0.3907   0.01000   0.00387  -0.0890   0.5231   0.6352
  -0.750   0.4218   0.01009   0.00391  -0.0896   0.5152   0.6393
  -0.500   0.4529   0.01018   0.00394  -0.0902   0.5082   0.6425
  -0.250   0.4843   0.01025   0.00397  -0.0909   0.5006   0.6456
   0.000   0.5143   0.01035   0.00405  -0.0913   0.4926   0.6489
   0.250   0.5446   0.01046   0.00415  -0.0917   0.4853   0.6527
   0.500   0.5751   0.01057   0.00423  -0.0921   0.4767   0.6564
   0.750   0.6052   0.01071   0.00431  -0.0926   0.4671   0.6597
   1.000   0.6356   0.01083   0.00438  -0.0931   0.4552   0.6625
   1.250   0.6658   0.01098   0.00445  -0.0936   0.4442   0.6649
   1.500   0.6958   0.01111   0.00453  -0.0941   0.4339   0.6670
   1.750   0.7250   0.01124   0.00465  -0.0943   0.4248   0.6693
   2.000   0.7543   0.01139   0.00477  -0.0946   0.4146   0.6715
   2.250   0.7834   0.01156   0.00490  -0.0949   0.4046   0.6738
   2.500   0.8123   0.01175   0.00504  -0.0952   0.3937   0.6763
   2.750   0.8414   0.01193   0.00518  -0.0955   0.3840   0.6788
   3.000   0.8701   0.01213   0.00533  -0.0957   0.3737   0.6813
   3.250   0.8990   0.01232   0.00548  -0.0960   0.3645   0.6838
   3.500   0.9273   0.01255   0.00565  -0.0962   0.3539   0.6860
   3.750   0.9558   0.01275   0.00581  -0.0965   0.3445   0.6878
   4.000   0.9830   0.01299   0.00602  -0.0964   0.3338   0.6898
   4.250   1.0104   0.01321   0.00623  -0.0965   0.3227   0.6919
   4.500   1.0367   0.01350   0.00647  -0.0963   0.3106   0.6941
   4.750   1.0628   0.01380   0.00673  -0.0961   0.2977   0.6965
   5.000   1.0886   0.01412   0.00699  -0.0960   0.2849   0.6987
   5.250   1.1136   0.01447   0.00728  -0.0956   0.2722   0.7009
   5.500   1.1378   0.01487   0.00760  -0.0952   0.2597   0.7031
   5.750   1.1623   0.01523   0.00792  -0.0948   0.2479   0.7053
   6.000   1.1858   0.01563   0.00826  -0.0943   0.2366   0.7073
   6.250   1.2082   0.01608   0.00864  -0.0936   0.2253   0.7092
   6.500   1.2297   0.01650   0.00903  -0.0928   0.2143   0.7113
   6.750   1.2503   0.01694   0.00945  -0.0917   0.2047   0.7134
   7.000   1.2687   0.01745   0.00993  -0.0904   0.1953   0.7155
   7.250   1.2872   0.01791   0.01039  -0.0890   0.1870   0.7179
   7.500   1.2996   0.01845   0.01091  -0.0866   0.1800   0.7205
   7.750   1.3153   0.01901   0.01146  -0.0849   0.1732   0.7232
   8.000   1.3307   0.01970   0.01213  -0.0833   0.1671   0.7257
   8.250   1.3481   0.02032   0.01276  -0.0821   0.1619   0.7280
   8.500   1.3635   0.02108   0.01350  -0.0808   0.1568   0.7301
   8.750   1.3792   0.02184   0.01427  -0.0796   0.1528   0.7322
   9.000   1.3952   0.02259   0.01507  -0.0784   0.1489   0.7345
   9.250   1.4094   0.02349   0.01599  -0.0772   0.1449   0.7367
   9.500   1.4229   0.02448   0.01700  -0.0760   0.1413   0.7390
   9.750   1.4382   0.02539   0.01795  -0.0751   0.1380   0.7415
  10.000   1.4518   0.02644   0.01904  -0.0741   0.1346   0.7439
  10.250   1.4638   0.02765   0.02026  -0.0730   0.1315   0.7464
  10.500   1.4769   0.02882   0.02147  -0.0722   0.1290   0.7489
  10.750   1.4902   0.03002   0.02270  -0.0714   0.1264   0.7513
  11.000   1.5018   0.03134   0.02406  -0.0706   0.1238   0.7537
  11.250   1.5117   0.03282   0.02559  -0.0697   0.1213   0.7562
  11.500   1.5206   0.03442   0.02724  -0.0688   0.1191   0.7588
  11.750   1.5317   0.03586   0.02875  -0.0681   0.1170   0.7613
  12.000   1.5411   0.03747   0.03041  -0.0674   0.1148   0.7639
  12.250   1.5487   0.03929   0.03227  -0.0667   0.1126   0.7664
  12.500   1.5547   0.04128   0.03429  -0.0661   0.1105   0.7689
  12.750   1.5615   0.04324   0.03630  -0.0655   0.1088   0.7714
  13.250   1.5759   0.04716   0.04036  -0.0646   0.1054   0.7759
  13.500   1.5809   0.04940   0.04267  -0.0641   0.1038   0.7785
  13.750   1.5846   0.05183   0.04516  -0.0638   0.1021   0.7813
  14.000   1.5869   0.05443   0.04781  -0.0635   0.1006   0.7841
  14.250   1.5912   0.05688   0.05034  -0.0633   0.0993   0.7870
  14.500   1.5963   0.05928   0.05281  -0.0632   0.0980   0.7898
  14.750   1.6003   0.06185   0.05544  -0.0631   0.0966   0.7923
  15.000   1.6025   0.06464   0.05830  -0.0632   0.0951   0.7946
  15.250   1.6036   0.06752   0.06125  -0.0632   0.0937   0.7969
  15.500   1.6024   0.07076   0.06455  -0.0633   0.0923   0.7995
  15.750   1.6023   0.07386   0.06773  -0.0634   0.0911   0.8022
  16.000   1.6051   0.07667   0.07063  -0.0636   0.0900   0.8051
  16.250   1.6065   0.07966   0.07371  -0.0639   0.0888   0.8079
  16.500   1.6071   0.08278   0.07689  -0.0643   0.0876   0.8105
  16.750   1.6062   0.08613   0.08030  -0.0648   0.0865   0.8129
  17.000   1.6050   0.08949   0.08373  -0.0653   0.0854   0.8150
  17.250   1.6015   0.09319   0.08751  -0.0659   0.0844   0.8173
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