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NACA 16-021 (naca16021-il) Xfoil prediction polar at RE=500,000 Ncrit=9


Details Polar file
Airfoil: NACA 16-021 (naca16021-il)
Reynolds number: 500,000
Max Cl/Cd: 39.54 at α=5.25°
Description: Mach=0 Ncrit=9
Source: Xfoil prediction
Download polar: xf-naca16021-il-500000.txt
Download as CSV file: xf-naca16021-il-500000.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: NACA 16-021                                     
  
 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  -1.0989   0.08207   0.07706  -0.0873   0.9955   0.0261
 -19.500  -1.0998   0.07890   0.07381  -0.0879   0.9950   0.0266
 -19.250  -1.0958   0.07620   0.07106  -0.0889   0.9945   0.0270
 -19.000  -1.0913   0.07354   0.06835  -0.0900   0.9940   0.0275
 -18.750  -1.0868   0.07089   0.06563  -0.0910   0.9935   0.0279
 -18.500  -1.0859   0.06835   0.06299  -0.0908   0.9922   0.0283
 -18.250  -1.0841   0.06588   0.06042  -0.0907   0.9909   0.0287
 -18.000  -1.0811   0.06352   0.05795  -0.0906   0.9897   0.0292
 -17.750  -1.0763   0.06131   0.05562  -0.0907   0.9885   0.0297
 -17.500  -1.0702   0.05914   0.05331  -0.0908   0.9874   0.0301
 -17.250  -1.0631   0.05703   0.05104  -0.0911   0.9864   0.0305
 -17.000  -1.0531   0.05527   0.04925  -0.0910   0.9858   0.0313
 -16.750  -1.0420   0.05361   0.04757  -0.0912   0.9851   0.0319
 -16.500  -1.0304   0.05203   0.04594  -0.0915   0.9844   0.0325
 -16.250  -1.0180   0.05052   0.04436  -0.0918   0.9839   0.0331
 -16.000  -1.0047   0.04906   0.04282  -0.0921   0.9834   0.0338
 -15.750  -0.9903   0.04770   0.04136  -0.0924   0.9829   0.0345
 -15.500  -0.9870   0.04654   0.04011  -0.0900   0.9800   0.0350
 -15.250  -0.9771   0.04537   0.03884  -0.0889   0.9777   0.0355
 -15.000  -0.9661   0.04395   0.03742  -0.0882   0.9765   0.0364
 -14.750  -0.9528   0.04273   0.03618  -0.0879   0.9753   0.0372
 -14.500  -0.9377   0.04162   0.03503  -0.0877   0.9743   0.0381
 -14.250  -0.9215   0.04055   0.03390  -0.0878   0.9735   0.0389
 -14.000  -0.9044   0.03951   0.03279  -0.0879   0.9728   0.0398
 -13.750  -0.8854   0.03858   0.03178  -0.0882   0.9722   0.0406
 -13.500  -0.8688   0.03748   0.03061  -0.0882   0.9716   0.0416
 -13.250  -0.8533   0.03628   0.02942  -0.0881   0.9711   0.0428
 -13.000  -0.8527   0.03558   0.02869  -0.0842   0.9666   0.0435
 -12.750  -0.8408   0.03477   0.02785  -0.0827   0.9642   0.0445
 -12.500  -0.8248   0.03396   0.02699  -0.0821   0.9627   0.0457
 -12.250  -0.8058   0.03322   0.02618  -0.0819   0.9616   0.0469
 -12.000  -0.7899   0.03221   0.02514  -0.0815   0.9607   0.0484
 -11.750  -0.7722   0.03127   0.02419  -0.0813   0.9599   0.0501
 -11.500  -0.7507   0.03048   0.02337  -0.0817   0.9592   0.0520
 -11.250  -0.7274   0.02978   0.02263  -0.0823   0.9586   0.0540
 -11.000  -0.7073   0.02886   0.02171  -0.0825   0.9580   0.0568
 -10.750  -0.7192   0.02863   0.02147  -0.0752   0.9511   0.0582
 -10.500  -0.7018   0.02805   0.02086  -0.0743   0.9493   0.0613
 -10.250  -0.6836   0.02731   0.02013  -0.0738   0.9480   0.0655
 -10.000  -0.6616   0.02666   0.01947  -0.0739   0.9471   0.0712
  -9.750  -0.6404   0.02588   0.01875  -0.0740   0.9462   0.0798
  -9.500  -0.6181   0.02517   0.01809  -0.0742   0.9455   0.0910
  -9.250  -0.5951   0.02450   0.01748  -0.0745   0.9448   0.1047
  -9.000  -0.6014   0.02436   0.01737  -0.0682   0.9392   0.1130
  -8.750  -0.5930   0.02391   0.01698  -0.0652   0.9357   0.1265
  -8.500  -0.5739   0.02328   0.01643  -0.0646   0.9341   0.1460
  -8.250  -0.5534   0.02260   0.01587  -0.0643   0.9330   0.1703
  -8.000  -0.5343   0.02185   0.01528  -0.0637   0.9320   0.2023
  -7.750  -0.5174   0.02099   0.01463  -0.0628   0.9311   0.2446
  -7.500  -0.5018   0.02005   0.01394  -0.0617   0.9303   0.2972
  -7.250  -0.5289   0.02012   0.01408  -0.0505   0.9210   0.3150
  -7.000  -0.5240   0.01914   0.01336  -0.0469   0.9187   0.3727
  -6.750  -0.5219   0.01801   0.01254  -0.0427   0.9170   0.4371
  -6.500  -0.5224   0.01682   0.01165  -0.0379   0.9155   0.5056
  -6.250  -0.5605   0.01693   0.01185  -0.0240   0.9051   0.5252
  -6.000  -0.5691   0.01595   0.01115  -0.0168   0.9024   0.5872
  -5.750  -0.5687   0.01518   0.01065  -0.0113   0.9007   0.6466
  -5.500  -0.6061   0.01541   0.01096   0.0027   0.8905   0.6671
  -5.250  -0.5975   0.01512   0.01079   0.0068   0.8881   0.7041
  -5.000  -0.5765   0.01497   0.01072   0.0081   0.8868   0.7305
  -4.750  -0.5577   0.01481   0.01058   0.0100   0.8856   0.7511
  -4.500  -0.5823   0.01518   0.01097   0.0213   0.8768   0.7624
  -4.250  -0.5739   0.01521   0.01102   0.0255   0.8735   0.7779
  -4.000  -0.5632   0.01511   0.01090   0.0293   0.8716   0.7911
  -3.750  -0.5492   0.01500   0.01075   0.0324   0.8701   0.8012
  -3.500  -0.5136   0.01506   0.01080   0.0306   0.8695   0.8080
  -3.250  -0.5094   0.01528   0.01100   0.0357   0.8657   0.8154
  -3.000  -0.4737   0.01500   0.01067   0.0340   0.8672   0.8221
  -2.750  -0.4159   0.01559   0.01127   0.0269   0.8668   0.8259
  -2.250  -0.2950   0.01711   0.01279   0.0129   0.8685   0.8380
  -2.000  -0.2972   0.01843   0.01414   0.0191   0.8579   0.8401
  -1.750  -0.2502   0.01872   0.01440   0.0145   0.8576   0.8404
  -1.500  -0.2048   0.01897   0.01463   0.0103   0.8573   0.8407
  -1.250  -0.1600   0.01918   0.01483   0.0063   0.8569   0.8410
  -1.000  -0.1164   0.01935   0.01498   0.0025   0.8565   0.8413
  -0.750  -0.0741   0.01945   0.01508  -0.0009   0.8560   0.8416
  -0.500  -0.0335   0.01951   0.01513  -0.0041   0.8556   0.8422
  -0.250   0.0071   0.01951   0.01513  -0.0072   0.8553   0.8429
   0.000   0.0479   0.01946   0.01508  -0.0104   0.8550   0.8437
   0.250   0.0871   0.01934   0.01495  -0.0133   0.8547   0.8448
   0.500   0.0334   0.01951   0.01513   0.0041   0.8422   0.8556
   0.750   0.0741   0.01945   0.01508   0.0009   0.8416   0.8561
   1.000   0.1165   0.01934   0.01498  -0.0026   0.8413   0.8565
   1.250   0.1601   0.01918   0.01483  -0.0063   0.8410   0.8569
   1.500   0.2048   0.01896   0.01463  -0.0103   0.8407   0.8573
   1.750   0.2503   0.01871   0.01440  -0.0145   0.8404   0.8576
   2.000   0.2973   0.01842   0.01413  -0.0191   0.8401   0.8579
   2.750   0.4160   0.01559   0.01127  -0.0270   0.8260   0.8667
   3.000   0.4740   0.01498   0.01066  -0.0341   0.8220   0.8672
   3.250   0.5097   0.01527   0.01100  -0.0357   0.8155   0.8657
   3.500   0.5138   0.01506   0.01080  -0.0306   0.8080   0.8696
   3.750   0.5501   0.01498   0.01074  -0.0326   0.8013   0.8701
   4.000   0.5632   0.01511   0.01090  -0.0293   0.7911   0.8716
   4.250   0.5740   0.01520   0.01101  -0.0255   0.7778   0.8735
   4.500   0.5824   0.01517   0.01096  -0.0213   0.7626   0.8768
   4.750   0.5581   0.01481   0.01057  -0.0101   0.7512   0.8856
   5.000   0.5767   0.01496   0.01071  -0.0081   0.7305   0.8868
   5.250   0.5975   0.01511   0.01079  -0.0068   0.7039   0.8881
   5.500   0.6061   0.01540   0.01095  -0.0027   0.6671   0.8906
   5.750   0.5689   0.01517   0.01064   0.0112   0.6467   0.9007
   6.000   0.5693   0.01594   0.01114   0.0168   0.5872   0.9025
   6.250   0.5602   0.01693   0.01184   0.0241   0.5247   0.9052
   7.000   0.4796   0.01777   0.01226   0.0577   0.4274   0.9288
   7.250   0.4891   0.01897   0.01314   0.0601   0.3580   0.9296
   7.500   0.5022   0.02004   0.01392   0.0616   0.2968   0.9303
   7.750   0.5179   0.02098   0.01461   0.0627   0.2442   0.9311
   8.000   0.5347   0.02183   0.01526   0.0637   0.2020   0.9320
   8.250   0.5538   0.02258   0.01585   0.0642   0.1700   0.9330
   8.500   0.5743   0.02325   0.01641   0.0645   0.1458   0.9342
   8.750   0.5933   0.02388   0.01695   0.0652   0.1264   0.9358
   9.000   0.5724   0.02384   0.01688   0.0748   0.1204   0.9443
   9.250   0.5960   0.02448   0.01746   0.0744   0.1045   0.9449
   9.500   0.6189   0.02514   0.01806   0.0741   0.0907   0.9455
   9.750   0.6412   0.02585   0.01872   0.0738   0.0796   0.9463
  10.000   0.6626   0.02663   0.01944   0.0737   0.0712   0.9471
  10.250   0.6845   0.02728   0.02009   0.0736   0.0655   0.9481
  10.500   0.7026   0.02802   0.02082   0.0742   0.0613   0.9495
  10.750   0.7196   0.02858   0.02142   0.0751   0.0582   0.9513
  11.000   0.7086   0.02883   0.02167   0.0822   0.0568   0.9581
  11.250   0.7289   0.02974   0.02259   0.0820   0.0539   0.9587
  11.500   0.7522   0.03044   0.02334   0.0814   0.0519   0.9593
  11.750   0.7737   0.03122   0.02415   0.0810   0.0501   0.9600
  12.000   0.7914   0.03217   0.02509   0.0812   0.0484   0.9608
  12.250   0.8072   0.03317   0.02613   0.0817   0.0469   0.9617
  12.500   0.8262   0.03391   0.02693   0.0818   0.0457   0.9629
  12.750   0.8420   0.03471   0.02779   0.0825   0.0445   0.9645
  13.000   0.8524   0.03550   0.02861   0.0843   0.0435   0.9672
  13.250   0.8554   0.03623   0.02936   0.0877   0.0428   0.9712
  13.500   0.8711   0.03741   0.03055   0.0878   0.0416   0.9717
  13.750   0.8875   0.03853   0.03173   0.0878   0.0406   0.9722
  14.000   0.9067   0.03945   0.03273   0.0875   0.0398   0.9729
  14.250   0.9239   0.04048   0.03383   0.0874   0.0389   0.9736
  14.500   0.9400   0.04155   0.03495   0.0874   0.0380   0.9745
  14.750   0.9551   0.04265   0.03609   0.0875   0.0372   0.9755
  15.000   0.9682   0.04388   0.03734   0.0878   0.0364   0.9768
  15.250   0.9791   0.04528   0.03875   0.0886   0.0354   0.9781
  15.500   0.9870   0.04642   0.03998   0.0902   0.0350   0.9808
  15.750   0.9935   0.04761   0.04126   0.0919   0.0345   0.9830
  16.000   1.0079   0.04897   0.04273   0.0916   0.0338   0.9835
  16.250   1.0213   0.05042   0.04426   0.0912   0.0331   0.9840
  16.500   1.0338   0.05194   0.04584   0.0909   0.0325   0.9846
  16.750   1.0454   0.05350   0.04745   0.0906   0.0318   0.9853
  17.000   1.0564   0.05516   0.04913   0.0904   0.0312   0.9860
  17.250   1.0665   0.05692   0.05094   0.0906   0.0305   0.9866
  17.500   1.0735   0.05903   0.05320   0.0903   0.0301   0.9877
  17.750   1.0797   0.06120   0.05550   0.0902   0.0296   0.9888
  18.000   1.0843   0.06340   0.05783   0.0902   0.0292   0.9900
  18.250   1.0872   0.06576   0.06030   0.0903   0.0287   0.9912
  18.500   1.0889   0.06821   0.06285   0.0905   0.0283   0.9926
  18.750   1.0912   0.07075   0.06548   0.0903   0.0278   0.9937
  19.000   1.0958   0.07339   0.06819   0.0893   0.0274   0.9941
  19.250   1.1002   0.07606   0.07092   0.0882   0.0270   0.9946
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