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BOEING 737 MIDSPAN AIRFOIL (b737b-il) Xfoil prediction polar at RE=500,000 Ncrit=9


Details Polar file
Airfoil: BOEING 737 MIDSPAN AIRFOIL (b737b-il)
Reynolds number: 500,000
Max Cl/Cd: 69.82 at α=7.75°
Description: Mach=0 Ncrit=9
Source: Xfoil prediction
Download polar: xf-b737b-il-500000.txt
Download as CSV file: xf-b737b-il-500000.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: BOEING 737 MIDSPAN 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
  ------ -------- --------- --------- -------- -------- --------
 -15.500  -0.8238   0.11702   0.11429   0.0057   1.0000   0.0216
 -15.250  -0.8571   0.10518   0.10238  -0.0010   1.0000   0.0213
 -15.000  -0.9018   0.09119   0.08822  -0.0105   1.0000   0.0209
 -14.750  -0.9402   0.07959   0.07642  -0.0189   1.0000   0.0207
 -14.500  -0.9729   0.07010   0.06671  -0.0257   1.0000   0.0205
 -14.250  -1.0007   0.06231   0.05869  -0.0310   1.0000   0.0204
 -14.000  -1.0237   0.05591   0.05206  -0.0348   1.0000   0.0203
 -13.750  -1.0423   0.05069   0.04661  -0.0372   1.0000   0.0203
 -13.500  -1.0570   0.04642   0.04210  -0.0383   1.0000   0.0203
 -13.250  -1.0681   0.04294   0.03840  -0.0382   1.0000   0.0204
 -13.000  -1.0757   0.04010   0.03534  -0.0371   1.0000   0.0205
 -12.750  -1.0798   0.03770   0.03273  -0.0352   1.0000   0.0206
 -12.500  -1.0796   0.03561   0.03043  -0.0330   1.0000   0.0208
 -12.250  -1.0733   0.03366   0.02825  -0.0313   1.0000   0.0211
 -12.000  -1.0636   0.03197   0.02634  -0.0297   1.0000   0.0213
 -11.750  -1.0513   0.03065   0.02480  -0.0281   1.0000   0.0216
 -11.500  -1.0376   0.02845   0.02246  -0.0269   1.0000   0.0220
 -11.250  -1.0197   0.02715   0.02114  -0.0260   1.0000   0.0224
 -11.000  -1.0011   0.02621   0.02016  -0.0250   1.0000   0.0229
 -10.750  -0.9817   0.02529   0.01919  -0.0240   1.0000   0.0233
 -10.500  -0.9621   0.02430   0.01812  -0.0230   1.0000   0.0238
 -10.250  -0.9422   0.02330   0.01703  -0.0219   1.0000   0.0243
 -10.000  -0.9218   0.02237   0.01600  -0.0208   1.0000   0.0248
  -9.750  -0.9009   0.02158   0.01511  -0.0197   1.0000   0.0253
  -9.500  -0.8810   0.02049   0.01395  -0.0185   1.0000   0.0258
  -9.250  -0.8619   0.01939   0.01287  -0.0173   1.0000   0.0265
  -9.000  -0.8412   0.01868   0.01217  -0.0161   1.0000   0.0271
  -8.750  -0.8201   0.01808   0.01155  -0.0150   1.0000   0.0279
  -8.500  -0.7989   0.01752   0.01095  -0.0138   1.0000   0.0288
  -8.250  -0.7771   0.01704   0.01041  -0.0126   1.0000   0.0297
  -8.000  -0.7586   0.01614   0.00949  -0.0110   1.0000   0.0306
  -7.750  -0.7387   0.01547   0.00885  -0.0096   1.0000   0.0315
  -7.500  -0.7175   0.01497   0.00834  -0.0084   1.0000   0.0326
  -7.250  -0.6960   0.01450   0.00785  -0.0071   1.0000   0.0338
  -7.000  -0.6737   0.01413   0.00744  -0.0060   1.0000   0.0348
  -6.750  -0.6543   0.01342   0.00676  -0.0045   1.0000   0.0366
  -6.500  -0.6323   0.01303   0.00637  -0.0033   1.0000   0.0384
  -6.250  -0.6099   0.01269   0.00602  -0.0022   1.0000   0.0402
  -6.000  -0.5889   0.01217   0.00552  -0.0010   1.0000   0.0425
  -5.750  -0.5577   0.01181   0.00516  -0.0017   0.9981   0.0459
  -5.500  -0.5170   0.01132   0.00471  -0.0045   0.9939   0.0520
  -5.250  -0.4785   0.01075   0.00423  -0.0067   0.9877   0.0656
  -5.000  -0.4432   0.00953   0.00362  -0.0090   0.9806   0.1741
  -4.750  -0.4053   0.00895   0.00335  -0.0113   0.9723   0.2418
  -4.500  -0.3706   0.00857   0.00313  -0.0127   0.9576   0.2799
  -4.250  -0.3352   0.00825   0.00292  -0.0141   0.9386   0.3135
  -4.000  -0.3017   0.00794   0.00271  -0.0150   0.9104   0.3488
  -3.750  -0.2730   0.00768   0.00251  -0.0149   0.8755   0.3889
  -3.500  -0.2476   0.00753   0.00238  -0.0141   0.8396   0.4333
  -3.250  -0.2226   0.00745   0.00230  -0.0131   0.8061   0.4736
  -3.000  -0.1972   0.00740   0.00225  -0.0123   0.7790   0.5134
  -2.750  -0.1711   0.00734   0.00222  -0.0117   0.7584   0.5463
  -2.500  -0.1440   0.00734   0.00218  -0.0113   0.7402   0.5682
  -2.250  -0.1168   0.00734   0.00215  -0.0108   0.7231   0.5858
  -2.000  -0.0894   0.00734   0.00211  -0.0105   0.7070   0.6019
  -1.750  -0.0620   0.00734   0.00208  -0.0101   0.6911   0.6164
  -1.500  -0.0344   0.00734   0.00206  -0.0098   0.6754   0.6309
  -1.250  -0.0068   0.00734   0.00204  -0.0094   0.6600   0.6456
  -1.000   0.0209   0.00735   0.00202  -0.0091   0.6449   0.6607
  -0.750   0.0484   0.00734   0.00201  -0.0088   0.6297   0.6754
  -0.500   0.0758   0.00734   0.00200  -0.0085   0.6144   0.6894
  -0.250   0.1033   0.00736   0.00200  -0.0081   0.5983   0.7035
   0.000   0.1307   0.00738   0.00200  -0.0078   0.5813   0.7182
   0.500   0.1854   0.00742   0.00203  -0.0071   0.5460   0.7494
   0.750   0.2125   0.00744   0.00205  -0.0067   0.5266   0.7666
   1.000   0.2395   0.00746   0.00208  -0.0063   0.5052   0.7850
   1.250   0.2660   0.00751   0.00213  -0.0057   0.4825   0.8053
   1.500   0.2920   0.00758   0.00219  -0.0051   0.4570   0.8276
   1.750   0.3174   0.00769   0.00227  -0.0043   0.4276   0.8535
   2.000   0.3421   0.00782   0.00238  -0.0034   0.3955   0.8835
   2.250   0.3666   0.00802   0.00250  -0.0023   0.3613   0.9139
   2.500   0.3936   0.00827   0.00265  -0.0019   0.3286   0.9383
   2.750   0.4243   0.00854   0.00281  -0.0023   0.3014   0.9571
   3.000   0.4585   0.00881   0.00297  -0.0036   0.2791   0.9710
   3.250   0.4957   0.00909   0.00314  -0.0056   0.2592   0.9808
   3.500   0.5346   0.00936   0.00331  -0.0080   0.2413   0.9876
   3.750   0.5734   0.00961   0.00349  -0.0104   0.2259   0.9940
   4.000   0.6136   0.00985   0.00365  -0.0131   0.2111   0.9988
   4.250   0.6407   0.01006   0.00382  -0.0131   0.1998   1.0000
   4.500   0.6629   0.01031   0.00400  -0.0121   0.1897   1.0000
   4.750   0.6862   0.01051   0.00416  -0.0112   0.1805   1.0000
   5.000   0.7093   0.01076   0.00438  -0.0104   0.1720   1.0000
   5.250   0.7327   0.01101   0.00458  -0.0095   0.1642   1.0000
   5.500   0.7561   0.01129   0.00483  -0.0087   0.1572   1.0000
   5.750   0.7802   0.01154   0.00506  -0.0080   0.1507   1.0000
   6.000   0.8037   0.01189   0.00536  -0.0072   0.1446   1.0000
   6.250   0.8288   0.01210   0.00560  -0.0067   0.1396   1.0000
   6.500   0.8529   0.01244   0.00589  -0.0061   0.1340   1.0000
   6.750   0.8774   0.01276   0.00622  -0.0055   0.1293   1.0000
   7.000   0.9027   0.01300   0.00647  -0.0051   0.1244   1.0000
   7.250   0.9265   0.01342   0.00683  -0.0045   0.1193   1.0000
   7.500   0.9515   0.01372   0.00717  -0.0041   0.1156   1.0000
   7.750   0.9768   0.01399   0.00746  -0.0037   0.1117   1.0000
   8.000   1.0008   0.01440   0.00785  -0.0032   0.1076   1.0000
   8.250   1.0246   0.01483   0.00829  -0.0027   0.1040   1.0000
   8.500   1.0499   0.01509   0.00861  -0.0023   0.1006   1.0000
   8.750   1.0741   0.01546   0.00898  -0.0019   0.0968   1.0000
   9.000   1.0965   0.01602   0.00952  -0.0012   0.0930   1.0000
   9.250   1.1215   0.01630   0.00986  -0.0009   0.0900   1.0000
   9.500   1.1455   0.01666   0.01025  -0.0005   0.0865   1.0000
   9.750   1.1667   0.01730   0.01085   0.0003   0.0826   1.0000
  10.000   1.1914   0.01758   0.01122   0.0006   0.0796   1.0000
  10.250   1.2144   0.01800   0.01165   0.0011   0.0761   1.0000
  10.500   1.2346   0.01868   0.01232   0.0019   0.0726   1.0000
  10.750   1.2577   0.01907   0.01279   0.0024   0.0695   1.0000
  11.000   1.2784   0.01964   0.01336   0.0031   0.0662   1.0000
  11.250   1.2977   0.02032   0.01408   0.0040   0.0631   1.0000
  11.500   1.3182   0.02087   0.01468   0.0047   0.0602   1.0000
  11.750   1.3342   0.02173   0.01553   0.0059   0.0574   1.0000
  12.000   1.3513   0.02248   0.01636   0.0070   0.0552   1.0000
  12.250   1.3675   0.02318   0.01712   0.0081   0.0530   1.0000
  12.500   1.3789   0.02410   0.01806   0.0098   0.0511   1.0000
  12.750   1.3863   0.02532   0.01933   0.0117   0.0494   1.0000
  13.000   1.3985   0.02627   0.02038   0.0129   0.0480   1.0000
  13.250   1.4084   0.02743   0.02163   0.0140   0.0466   1.0000
  13.500   1.4160   0.02886   0.02312   0.0149   0.0454   1.0000
  13.750   1.4191   0.03082   0.02512   0.0156   0.0443   1.0000
  14.000   1.4199   0.03318   0.02757   0.0158   0.0433   1.0000
  14.250   1.4270   0.03511   0.02963   0.0157   0.0425   1.0000
  14.500   1.4318   0.03737   0.03200   0.0153   0.0415   1.0000
  14.750   1.4345   0.03995   0.03469   0.0147   0.0407   1.0000
  15.000   1.4351   0.04287   0.03770   0.0138   0.0400   1.0000
  15.250   1.4328   0.04620   0.04111   0.0127   0.0393   1.0000
  15.500   1.4269   0.05003   0.04502   0.0114   0.0387   1.0000
  15.750   1.4170   0.05433   0.04940   0.0099   0.0382   1.0000
  16.000   1.4083   0.05859   0.05377   0.0084   0.0377   1.0000
  16.250   1.4014   0.06286   0.05817   0.0066   0.0373   1.0000
  16.500   1.3925   0.06744   0.06290   0.0047   0.0368   1.0000
  16.750   1.3823   0.07237   0.06795   0.0025   0.0364   1.0000
  17.000   1.3713   0.07752   0.07322   0.0001   0.0360   1.0000
  17.250   1.3596   0.08293   0.07874  -0.0025   0.0356   1.0000
  17.500   1.3475   0.08846   0.08438  -0.0051   0.0352   1.0000
  17.750   1.3356   0.09404   0.09006  -0.0078   0.0348   1.0000
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