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BOEING 737 ROOT AIRFOIL (b737a-il) Xfoil prediction polar at RE=200,000 Ncrit=9


Details Polar file
Airfoil: BOEING 737 ROOT AIRFOIL (b737a-il)
Reynolds number: 200,000
Max Cl/Cd: 38.53 at α=7.75°
Description: Mach=0 Ncrit=9
Source: Xfoil prediction
Download polar: xf-b737a-il-200000.txt
Download as CSV file: xf-b737a-il-200000.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: BOEING 737 ROOT AIRFOIL                         
  
 1 1 Reynolds number fixed          Mach number fixed         
  
 xtrf =   1.000 (top)        1.000 (bottom)  
 Mach =   0.000     Re =     0.200 e 6     Ncrit =   9.000
  
   alpha    CL        CD       CDp       CM     Top_Xtr  Bot_Xtr
  ------ -------- --------- --------- -------- -------- --------
 -19.750  -1.2447   0.10035   0.09407  -0.0183   1.0000   0.0494
 -19.500  -1.2556   0.09498   0.08852  -0.0215   1.0000   0.0495
 -19.250  -1.2646   0.09003   0.08339  -0.0243   1.0000   0.0497
 -19.000  -1.2731   0.08528   0.07847  -0.0269   1.0000   0.0498
 -18.750  -1.2231   0.09026   0.08379  -0.0194   1.0000   0.0509
 -18.500  -1.2100   0.08923   0.08279  -0.0184   1.0000   0.0515
 -18.250  -1.2022   0.08722   0.08078  -0.0182   1.0000   0.0521
 -18.000  -1.1982   0.08456   0.07806  -0.0187   1.0000   0.0526
 -17.750  -1.1959   0.08157   0.07501  -0.0194   1.0000   0.0532
 -17.500  -1.1950   0.07836   0.07171  -0.0204   1.0000   0.0537
 -17.250  -1.1966   0.07470   0.06794  -0.0218   1.0000   0.0541
 -17.000  -1.1788   0.07509   0.06855  -0.0191   1.0000   0.0552
 -16.750  -1.1761   0.07259   0.06611  -0.0193   1.0000   0.0560
 -16.500  -1.1801   0.06886   0.06235  -0.0205   1.0000   0.0567
 -16.250  -1.1872   0.06460   0.05804  -0.0222   1.0000   0.0573
 -16.000  -1.1954   0.06018   0.05352  -0.0241   1.0000   0.0579
 -15.750  -1.2037   0.05577   0.04900  -0.0259   1.0000   0.0584
 -15.500  -1.2130   0.05141   0.04456  -0.0277   1.0000   0.0590
 -15.250  -1.2242   0.04699   0.04008  -0.0294   1.0000   0.0596
 -15.000  -1.2336   0.04298   0.03599  -0.0308   1.0000   0.0603
 -14.750  -1.2402   0.03950   0.03242  -0.0316   1.0000   0.0611
 -14.500  -1.2437   0.03651   0.02934  -0.0320   1.0000   0.0622
 -14.250  -1.2449   0.03391   0.02667  -0.0319   1.0000   0.0636
 -14.000  -1.2448   0.03160   0.02435  -0.0316   1.0000   0.0655
 -13.500  -1.2265   0.02900   0.02200  -0.0303   1.0000   0.0753
 -13.250  -1.2061   0.02853   0.02131  -0.0294   1.0000   0.0897
 -13.000  -1.1891   0.02801   0.02055  -0.0284   1.0000   0.0966
 -12.750  -1.1770   0.02732   0.01979  -0.0268   1.0000   0.1016
 -12.500  -1.1622   0.02663   0.01899  -0.0254   1.0000   0.1062
 -12.250  -1.1460   0.02604   0.01823  -0.0242   1.0000   0.1109
 -12.000  -1.1287   0.02527   0.01749  -0.0230   1.0000   0.1152
 -11.750  -1.1108   0.02475   0.01678  -0.0218   1.0000   0.1197
 -11.500  -1.0913   0.02395   0.01610  -0.0208   1.0000   0.1238
 -11.250  -1.0712   0.02346   0.01546  -0.0198   1.0000   0.1278
 -11.000  -1.0505   0.02275   0.01485  -0.0189   1.0000   0.1315
 -10.750  -1.0291   0.02227   0.01433  -0.0179   1.0000   0.1355
 -10.500  -1.0071   0.02173   0.01377  -0.0171   1.0000   0.1386
 -10.250  -0.9847   0.02127   0.01335  -0.0162   1.0000   0.1417
 -10.000  -0.9616   0.02087   0.01290  -0.0154   1.0000   0.1446
  -9.750  -0.9385   0.02042   0.01243  -0.0145   1.0000   0.1472
  -9.500  -0.9152   0.02003   0.01209  -0.0137   1.0000   0.1498
  -9.250  -0.8915   0.01970   0.01174  -0.0129   1.0000   0.1524
  -9.000  -0.8676   0.01935   0.01134  -0.0121   1.0000   0.1550
  -8.750  -0.8439   0.01896   0.01096  -0.0112   1.0000   0.1570
  -8.500  -0.8202   0.01861   0.01066  -0.0103   1.0000   0.1590
  -8.250  -0.7964   0.01829   0.01035  -0.0094   1.0000   0.1610
  -8.000  -0.7727   0.01797   0.01002  -0.0085   1.0000   0.1631
  -7.750  -0.7490   0.01763   0.00966  -0.0076   1.0000   0.1650
  -7.500  -0.7259   0.01729   0.00933  -0.0066   1.0000   0.1668
  -7.250  -0.7033   0.01697   0.00909  -0.0055   1.0000   0.1689
  -7.000  -0.6810   0.01670   0.00886  -0.0044   1.0000   0.1711
  -6.750  -0.6595   0.01643   0.00862  -0.0032   1.0000   0.1733
  -6.500  -0.6406   0.01620   0.00841  -0.0017   1.0000   0.1757
  -6.250  -0.6272   0.01604   0.00827   0.0005   1.0000   0.1779
  -6.000  -0.5855   0.01579   0.00812  -0.0024   0.9930   0.1819
  -5.750  -0.5350   0.01549   0.00784  -0.0067   0.9816   0.1876
  -5.500  -0.4868   0.01507   0.00751  -0.0104   0.9675   0.1934
  -5.250  -0.4436   0.01471   0.00721  -0.0131   0.9510   0.2009
  -5.000  -0.4039   0.01435   0.00691  -0.0150   0.9321   0.2098
  -4.750  -0.3670   0.01412   0.00665  -0.0162   0.9113   0.2209
  -4.500  -0.3349   0.01386   0.00644  -0.0165   0.8881   0.2313
  -4.250  -0.3065   0.01373   0.00625  -0.0159   0.8653   0.2408
  -4.000  -0.2804   0.01364   0.00613  -0.0150   0.8448   0.2496
  -3.750  -0.2539   0.01361   0.00602  -0.0141   0.8272   0.2574
  -3.500  -0.2283   0.01348   0.00591  -0.0132   0.8108   0.2650
  -3.250  -0.2020   0.01346   0.00581  -0.0123   0.7941   0.2727
  -3.000  -0.1762   0.01333   0.00569  -0.0114   0.7759   0.2798
  -2.750  -0.1503   0.01319   0.00558  -0.0105   0.7574   0.2865
  -2.500  -0.1239   0.01311   0.00545  -0.0097   0.7382   0.2933
  -2.250  -0.0981   0.01296   0.00531  -0.0088   0.7170   0.3010
  -2.000  -0.0723   0.01281   0.00516  -0.0078   0.6917   0.3091
  -1.750  -0.0466   0.01272   0.00498  -0.0068   0.6598   0.3173
  -1.500  -0.0221   0.01257   0.00479  -0.0056   0.6124   0.3271
  -1.250   0.0008   0.01266   0.00457  -0.0042   0.5183   0.3393
  -1.000   0.0204   0.01312   0.00449  -0.0026   0.3865   0.3567
  -0.500   0.0667   0.01330   0.00468  -0.0008   0.3156   0.4438
  -0.250   0.0886   0.01325   0.00493   0.0005   0.3007   0.5416
   0.000   0.1131   0.01332   0.00525   0.0016   0.2892   0.6147
   0.250   0.1382   0.01368   0.00557   0.0025   0.2791   0.6546
   0.500   0.1646   0.01387   0.00583   0.0033   0.2709   0.6836
   0.750   0.1906   0.01416   0.00610   0.0041   0.2635   0.7064
   1.000   0.2166   0.01454   0.00643   0.0049   0.2568   0.7248
   1.250   0.2434   0.01474   0.00667   0.0055   0.2504   0.7418
   1.500   0.2696   0.01500   0.00689   0.0063   0.2442   0.7578
   1.750   0.2952   0.01543   0.00727   0.0071   0.2381   0.7717
   2.000   0.3216   0.01558   0.00750   0.0078   0.2329   0.7863
   2.250   0.3475   0.01581   0.00773   0.0086   0.2277   0.8021
   2.500   0.3723   0.01609   0.00801   0.0097   0.2230   0.8175
   2.750   0.3971   0.01649   0.00843   0.0107   0.2186   0.8331
   3.000   0.4222   0.01664   0.00869   0.0117   0.2142   0.8486
   3.250   0.4471   0.01684   0.00891   0.0127   0.2097   0.8641
   3.500   0.4714   0.01710   0.00917   0.0138   0.2056   0.8800
   3.750   0.4962   0.01762   0.00970   0.0148   0.2016   0.8976
   4.000   0.5229   0.01782   0.01003   0.0156   0.1977   0.9170
   4.250   0.5543   0.01812   0.01038   0.0153   0.1933   0.9365
   4.500   0.5913   0.01854   0.01073   0.0137   0.1890   0.9543
   4.750   0.6311   0.01923   0.01142   0.0113   0.1844   0.9697
   5.000   0.6728   0.01957   0.01184   0.0085   0.1793   0.9834
   5.250   0.7169   0.01993   0.01213   0.0051   0.1746   0.9946
   5.500   0.7457   0.02066   0.01274   0.0042   0.1711   1.0000
   5.750   0.7606   0.02090   0.01307   0.0060   0.1683   1.0000
   6.000   0.7827   0.02126   0.01347   0.0068   0.1648   1.0000
   6.250   0.8069   0.02160   0.01377   0.0073   0.1618   1.0000
   6.500   0.8322   0.02203   0.01408   0.0076   0.1591   1.0000
   6.750   0.8566   0.02279   0.01485   0.0079   0.1565   1.0000
   7.000   0.8804   0.02335   0.01553   0.0085   0.1539   1.0000
   7.250   0.9046   0.02391   0.01616   0.0090   0.1514   1.0000
   7.500   0.9294   0.02437   0.01662   0.0093   0.1491   1.0000
   7.750   0.9548   0.02478   0.01696   0.0096   0.1470   1.0000
   8.000   0.9801   0.02563   0.01771   0.0097   0.1450   1.0000
   8.250   1.0019   0.02630   0.01859   0.0104   0.1430   1.0000
   8.500   1.0242   0.02705   0.01947   0.0110   0.1410   1.0000
   8.750   1.0469   0.02771   0.02021   0.0116   0.1390   1.0000
   9.000   1.0703   0.02823   0.02076   0.0120   0.1372   1.0000
   9.250   1.0951   0.02861   0.02107   0.0123   0.1355   1.0000
   9.500   1.1203   0.02932   0.02166   0.0124   0.1337   1.0000
   9.750   1.1380   0.03019   0.02279   0.0134   0.1319   1.0000
  10.000   1.1567   0.03109   0.02387   0.0142   0.1300   1.0000
  10.250   1.1762   0.03184   0.02473   0.0149   0.1282   1.0000
  10.500   1.1975   0.03232   0.02523   0.0155   0.1265   1.0000
  10.750   1.2217   0.03247   0.02530   0.0158   0.1248   1.0000
  11.000   1.2448   0.03306   0.02582   0.0161   0.1231   1.0000
  11.250   1.2559   0.03425   0.02729   0.0175   0.1213   1.0000
  11.500   1.2681   0.03531   0.02854   0.0187   0.1194   1.0000
  11.750   1.2837   0.03584   0.02915   0.0197   0.1174   1.0000
  12.000   1.3050   0.03588   0.02911   0.0203   0.1155   1.0000
  12.250   1.3300   0.03603   0.02909   0.0206   0.1138   1.0000
  12.500   1.3264   0.03759   0.03098   0.0230   0.1120   1.0000
  12.750   1.3256   0.03903   0.03263   0.0248   0.1101   1.0000
  13.000   1.3326   0.03999   0.03366   0.0258   0.1082   1.0000
  13.250   1.3497   0.04022   0.03381   0.0263   0.1062   1.0000
  13.500   1.3588   0.04129   0.03489   0.0268   0.1044   1.0000
  13.750   1.3457   0.04438   0.03829   0.0268   0.1024   1.0000
  14.000   1.3439   0.04670   0.04075   0.0263   0.1001   1.0000
  14.250   1.3584   0.04740   0.04135   0.0262   0.0978   1.0000
  14.500   1.3531   0.05043   0.04451   0.0251   0.0956   1.0000
  14.750   1.3329   0.05556   0.04991   0.0226   0.0934   1.0000
  15.000   1.3323   0.05845   0.05283   0.0211   0.0908   1.0000
  15.250   1.3318   0.06142   0.05578   0.0196   0.0885   1.0000
  15.500   1.2854   0.07139   0.06612   0.0136   0.0867   1.0000
  16.000   1.2787   0.07901   0.07368   0.0094   0.0819   1.0000
  16.250   0.7613   0.20387   0.19957  -0.0566   0.0890   1.0000
  16.500   0.7454   0.20987   0.20558  -0.0641   0.0869   1.0000
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