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NACA 23018 (naca23018-il) Xfoil prediction polar at RE=1,000,000 Ncrit=9


Details Polar file
Airfoil: NACA 23018 (naca23018-il)
Reynolds number: 1,000,000
Max Cl/Cd: 89.88 at α=9.5°
Description: Mach=0 Ncrit=9
Source: Xfoil prediction
Download polar: xf-naca23018-il-1000000.txt
Download as CSV file: xf-naca23018-il-1000000.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: NACA 23018                                      
  
 1 1 Reynolds number fixed          Mach number fixed         
  
 xtrf =   1.000 (top)        1.000 (bottom)  
 Mach =   0.000     Re =     1.000 e 6     Ncrit =   9.000
  
   alpha    CL        CD       CDp       CM     Top_Xtr  Bot_Xtr
  ------ -------- --------- --------- -------- -------- --------
 -19.750  -1.3032   0.07356   0.06913  -0.0436   1.0000   0.0295
 -19.500  -1.3096   0.06953   0.06504  -0.0450   1.0000   0.0298
 -19.250  -1.3135   0.06583   0.06128  -0.0463   1.0000   0.0300
 -19.000  -1.3154   0.06240   0.05779  -0.0474   1.0000   0.0303
 -18.750  -1.3155   0.05925   0.05457  -0.0483   1.0000   0.0306
 -18.500  -1.3141   0.05632   0.05158  -0.0491   1.0000   0.0310
 -18.250  -1.3119   0.05353   0.04873  -0.0498   1.0000   0.0313
 -18.000  -1.3084   0.05092   0.04605  -0.0504   1.0000   0.0317
 -17.750  -1.3044   0.04842   0.04348  -0.0509   1.0000   0.0321
 -17.500  -1.2988   0.04613   0.04111  -0.0512   1.0000   0.0324
 -17.250  -1.2917   0.04404   0.03894  -0.0515   1.0000   0.0327
 -17.000  -1.2940   0.04111   0.03595  -0.0516   1.0000   0.0331
 -16.750  -1.2923   0.03864   0.03343  -0.0517   1.0000   0.0335
 -16.500  -1.2869   0.03660   0.03135  -0.0515   1.0000   0.0339
 -16.250  -1.2789   0.03482   0.02953  -0.0513   1.0000   0.0343
 -16.000  -1.2697   0.03321   0.02788  -0.0510   1.0000   0.0347
 -15.750  -1.2593   0.03175   0.02637  -0.0506   1.0000   0.0352
 -15.500  -1.2480   0.03042   0.02499  -0.0501   1.0000   0.0356
 -15.250  -1.2357   0.02920   0.02372  -0.0496   1.0000   0.0361
 -15.000  -1.2221   0.02811   0.02257  -0.0489   1.0000   0.0365
 -14.750  -1.2131   0.02674   0.02114  -0.0480   1.0000   0.0369
 -14.500  -1.2064   0.02528   0.01965  -0.0467   1.0000   0.0375
 -14.250  -1.1951   0.02419   0.01854  -0.0456   1.0000   0.0380
 -14.000  -1.1819   0.02329   0.01762  -0.0445   1.0000   0.0385
 -13.750  -1.1673   0.02251   0.01681  -0.0433   1.0000   0.0391
 -13.500  -1.1523   0.02180   0.01607  -0.0421   1.0000   0.0397
 -13.250  -1.1371   0.02115   0.01538  -0.0408   1.0000   0.0403
 -13.000  -1.1213   0.02057   0.01476  -0.0394   1.0000   0.0408
 -12.750  -1.1088   0.01989   0.01404  -0.0375   1.0000   0.0412
 -12.500  -1.1020   0.01907   0.01321  -0.0347   1.0000   0.0419
 -12.250  -1.0939   0.01854   0.01267  -0.0317   1.0000   0.0425
 -12.000  -1.0885   0.01815   0.01227  -0.0279   1.0000   0.0430
 -11.750  -1.0905   0.01789   0.01199  -0.0226   1.0000   0.0435
 -11.500  -1.0950   0.01769   0.01176  -0.0168   0.9996   0.0439
 -11.250  -1.0649   0.01725   0.01130  -0.0177   0.9976   0.0448
 -11.000  -1.0328   0.01685   0.01088  -0.0188   0.9956   0.0455
 -10.750  -1.0014   0.01617   0.01019  -0.0201   0.9935   0.0467
 -10.500  -0.9684   0.01564   0.00967  -0.0215   0.9914   0.0478
 -10.250  -0.9374   0.01522   0.00925  -0.0224   0.9881   0.0489
 -10.000  -0.9049   0.01483   0.00884  -0.0235   0.9856   0.0500
  -9.750  -0.8712   0.01450   0.00850  -0.0248   0.9833   0.0508
  -9.500  -0.8413   0.01390   0.00791  -0.0256   0.9804   0.0526
  -9.250  -0.8154   0.01354   0.00755  -0.0253   0.9743   0.0539
  -9.000  -0.7877   0.01321   0.00721  -0.0253   0.9686   0.0551
  -8.750  -0.7619   0.01294   0.00692  -0.0248   0.9619   0.0563
  -8.500  -0.7397   0.01255   0.00652  -0.0236   0.9535   0.0580
  -8.250  -0.7168   0.01224   0.00622  -0.0226   0.9450   0.0598
  -8.000  -0.6929   0.01200   0.00595  -0.0216   0.9361   0.0616
  -7.750  -0.6694   0.01173   0.00566  -0.0206   0.9267   0.0637
  -7.500  -0.6459   0.01144   0.00537  -0.0196   0.9171   0.0663
  -7.250  -0.6211   0.01122   0.00513  -0.0188   0.9070   0.0690
  -7.000  -0.5972   0.01094   0.00485  -0.0179   0.8966   0.0739
  -6.750  -0.5727   0.01067   0.00461  -0.0171   0.8855   0.0811
  -6.500  -0.5483   0.01040   0.00437  -0.0163   0.8741   0.0928
  -6.250  -0.5242   0.01008   0.00411  -0.0154   0.8614   0.1083
  -6.000  -0.4997   0.00980   0.00388  -0.0147   0.8486   0.1252
  -5.750  -0.4761   0.00946   0.00361  -0.0137   0.8345   0.1492
  -5.500  -0.4539   0.00899   0.00332  -0.0127   0.8191   0.1906
  -5.250  -0.4317   0.00853   0.00305  -0.0116   0.8035   0.2426
  -5.000  -0.4076   0.00824   0.00286  -0.0108   0.7870   0.2782
  -4.750  -0.3828   0.00802   0.00271  -0.0100   0.7693   0.3084
  -4.500  -0.3573   0.00787   0.00258  -0.0094   0.7509   0.3344
  -4.250  -0.3312   0.00777   0.00248  -0.0089   0.7317   0.3556
  -4.000  -0.3048   0.00768   0.00239  -0.0084   0.7123   0.3744
  -3.750  -0.2783   0.00759   0.00231  -0.0080   0.6937   0.3926
  -3.500  -0.2514   0.00752   0.00224  -0.0076   0.6767   0.4089
  -3.250  -0.2244   0.00748   0.00218  -0.0073   0.6596   0.4233
  -3.000  -0.1974   0.00744   0.00212  -0.0070   0.6415   0.4394
  -2.750  -0.1704   0.00742   0.00208  -0.0066   0.6234   0.4554
  -2.500  -0.1436   0.00737   0.00204  -0.0063   0.6058   0.4739
  -2.250  -0.1167   0.00733   0.00200  -0.0059   0.5881   0.4919
  -2.000  -0.0896   0.00731   0.00197  -0.0056   0.5711   0.5079
  -1.750  -0.0625   0.00729   0.00195  -0.0053   0.5557   0.5258
  -1.500  -0.0356   0.00729   0.00194  -0.0050   0.5400   0.5441
  -1.250  -0.0082   0.00728   0.00193  -0.0047   0.5248   0.5615
  -1.000   0.0191   0.00727   0.00193  -0.0045   0.5111   0.5790
  -0.750   0.0461   0.00727   0.00193  -0.0042   0.4978   0.5958
  -0.500   0.0736   0.00727   0.00194  -0.0039   0.4844   0.6113
  -0.250   0.1013   0.00729   0.00195  -0.0038   0.4709   0.6262
   0.000   0.1285   0.00733   0.00197  -0.0035   0.4567   0.6418
   0.250   0.1559   0.00733   0.00199  -0.0033   0.4436   0.6582
   0.500   0.1832   0.00736   0.00202  -0.0030   0.4308   0.6747
   0.750   0.2103   0.00742   0.00206  -0.0027   0.4164   0.6910
   1.000   0.2377   0.00747   0.00211  -0.0025   0.4018   0.7078
   1.250   0.2646   0.00751   0.00216  -0.0022   0.3876   0.7251
   1.500   0.2915   0.00758   0.00223  -0.0019   0.3736   0.7415
   2.000   0.3456   0.00776   0.00237  -0.0014   0.3456   0.7726
   2.250   0.3724   0.00785   0.00246  -0.0010   0.3321   0.7877
   2.500   0.3989   0.00797   0.00256  -0.0007   0.3182   0.8017
   2.750   0.4259   0.00809   0.00266  -0.0004   0.3057   0.8156
   3.000   0.4527   0.00819   0.00277  -0.0001   0.2951   0.8292
   3.250   0.4791   0.00834   0.00289   0.0003   0.2838   0.8418
   3.500   0.5062   0.00845   0.00300   0.0005   0.2750   0.8546
   3.750   0.5322   0.00862   0.00315   0.0010   0.2643   0.8666
   4.000   0.5591   0.00874   0.00327   0.0012   0.2563   0.8778
   4.250   0.5848   0.00893   0.00344   0.0017   0.2476   0.8892
   4.500   0.6118   0.00903   0.00356   0.0020   0.2425   0.8994
   4.750   0.6377   0.00920   0.00371   0.0025   0.2359   0.9096
   5.000   0.6634   0.00938   0.00388   0.0030   0.2293   0.9190
   5.250   0.6895   0.00951   0.00403   0.0034   0.2247   0.9283
   5.500   0.7150   0.00969   0.00419   0.0039   0.2198   0.9367
   5.750   0.7395   0.00992   0.00440   0.0047   0.2141   0.9452
   6.000   0.7657   0.01004   0.00455   0.0051   0.2115   0.9529
   6.250   0.7921   0.01022   0.00473   0.0054   0.2077   0.9598
   6.500   0.8174   0.01043   0.00492   0.0059   0.2034   0.9671
   6.750   0.8466   0.01071   0.00517   0.0055   0.1982   0.9717
   7.000   0.8767   0.01087   0.00535   0.0050   0.1955   0.9768
   7.250   0.9073   0.01108   0.00555   0.0043   0.1919   0.9809
   7.500   0.9421   0.01135   0.00580   0.0026   0.1876   0.9828
   7.750   0.9773   0.01166   0.00608   0.0008   0.1831   0.9844
   8.000   1.0131   0.01185   0.00629  -0.0011   0.1801   0.9863
   8.250   1.0470   0.01210   0.00652  -0.0026   0.1757   0.9887
   8.500   1.0775   0.01245   0.00682  -0.0035   0.1699   0.9918
   8.750   1.1125   0.01265   0.00704  -0.0052   0.1664   0.9931
   9.000   1.1472   0.01291   0.00728  -0.0070   0.1618   0.9944
   9.250   1.1803   0.01327   0.00760  -0.0085   0.1561   0.9960
   9.500   1.2143   0.01351   0.00785  -0.0102   0.1517   0.9976
   9.750   1.2464   0.01389   0.00818  -0.0116   0.1454   0.9993
  10.000   1.2687   0.01414   0.00844  -0.0109   0.1409   1.0000
  10.250   1.2758   0.01436   0.00864  -0.0071   0.1368   1.0000
  10.500   1.2775   0.01462   0.00889  -0.0023   0.1327   1.0000
  10.750   1.2790   0.01478   0.00907   0.0026   0.1298   1.0000
  11.000   1.2852   0.01506   0.00935   0.0064   0.1257   1.0000
  11.250   1.2951   0.01547   0.00974   0.0092   0.1211   1.0000
  11.500   1.3098   0.01586   0.01013   0.0112   0.1169   1.0000
  11.750   1.3230   0.01640   0.01065   0.0131   0.1121   1.0000
  12.000   1.3390   0.01688   0.01114   0.0146   0.1085   1.0000
  12.250   1.3535   0.01747   0.01172   0.0161   0.1048   1.0000
  12.500   1.3678   0.01811   0.01236   0.0176   0.1014   1.0000
  12.750   1.3832   0.01873   0.01300   0.0188   0.0987   1.0000
  13.000   1.3967   0.01947   0.01375   0.0201   0.0959   1.0000
  13.250   1.4093   0.02031   0.01459   0.0214   0.0932   1.0000
  13.500   1.4245   0.02103   0.01535   0.0224   0.0914   1.0000
  13.750   1.4377   0.02189   0.01624   0.0235   0.0894   1.0000
  14.000   1.4490   0.02291   0.01728   0.0245   0.0874   1.0000
  14.250   1.4586   0.02410   0.01850   0.0256   0.0853   1.0000
  14.500   1.4724   0.02503   0.01949   0.0263   0.0840   1.0000
  14.750   1.4840   0.02616   0.02065   0.0270   0.0823   1.0000
  15.000   1.4934   0.02750   0.02203   0.0277   0.0806   1.0000
  15.250   1.4999   0.02913   0.02368   0.0284   0.0788   1.0000
  15.500   1.5079   0.03068   0.02529   0.0289   0.0774   1.0000
  15.750   1.5181   0.03210   0.02678   0.0292   0.0759   1.0000
  16.000   1.5253   0.03383   0.02856   0.0294   0.0743   1.0000
  16.250   1.5291   0.03592   0.03068   0.0297   0.0727   1.0000
  16.500   1.5290   0.03845   0.03326   0.0298   0.0709   1.0000
  16.750   1.5368   0.04029   0.03517   0.0297   0.0694   1.0000
  17.000   1.5402   0.04262   0.03756   0.0295   0.0677   1.0000
  17.250   1.5390   0.04549   0.04048   0.0291   0.0659   1.0000
  17.500   1.5348   0.04875   0.04380   0.0286   0.0643   1.0000
  17.750   1.5359   0.05151   0.04664   0.0281   0.0627   1.0000
  18.000   1.5317   0.05493   0.05013   0.0273   0.0609   1.0000
  18.250   1.5215   0.05909   0.05435   0.0263   0.0593   1.0000
  18.500   1.5126   0.06320   0.05854   0.0252   0.0578   1.0000
  18.750   1.5036   0.06740   0.06283   0.0240   0.0563   1.0000
  19.000   1.4890   0.07235   0.06786   0.0225   0.0549   1.0000
  19.250   1.4698   0.07799   0.07358   0.0207   0.0537   1.0000
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