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NACA 23018 (naca23018-il) Xfoil prediction polar at RE=200,000 Ncrit=5


Details Polar file
Airfoil: NACA 23018 (naca23018-il)
Reynolds number: 200,000
Max Cl/Cd: 50.79 at α=7.5°
Description: Mach=0 Ncrit=5
Source: Xfoil prediction
Download polar: xf-naca23018-il-200000-n5.txt
Download as CSV file: xf-naca23018-il-200000-n5.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 =     0.200 e 6     Ncrit =   5.000
  
   alpha    CL        CD       CDp       CM     Top_Xtr  Bot_Xtr
  ------ -------- --------- --------- -------- -------- --------
 -19.250  -0.9440   0.11765   0.11241  -0.0287   1.0000   0.0387
 -19.000  -0.9827   0.10655   0.10102  -0.0356   1.0000   0.0390
 -18.750  -1.0074   0.09848   0.09272  -0.0404   1.0000   0.0394
 -18.500  -1.0273   0.09160   0.08561  -0.0442   1.0000   0.0398
 -18.250  -1.0443   0.08542   0.07920  -0.0475   1.0000   0.0402
 -18.000  -1.0594   0.07974   0.07329  -0.0503   1.0000   0.0406
 -17.750  -1.0725   0.07458   0.06789  -0.0526   1.0000   0.0410
 -17.500  -1.0685   0.07204   0.06533  -0.0533   1.0000   0.0414
 -17.250  -1.0662   0.06925   0.06249  -0.0541   1.0000   0.0418
 -17.000  -1.0649   0.06637   0.05956  -0.0550   1.0000   0.0422
 -16.750  -1.0642   0.06349   0.05659  -0.0558   1.0000   0.0427
 -16.500  -1.0637   0.06064   0.05363  -0.0565   1.0000   0.0432
 -16.250  -1.0629   0.05787   0.05074  -0.0570   1.0000   0.0438
 -16.000  -1.0619   0.05519   0.04792  -0.0574   1.0000   0.0444
 -15.750  -1.0606   0.05262   0.04518  -0.0576   1.0000   0.0451
 -15.500  -1.0589   0.05014   0.04251  -0.0577   1.0000   0.0457
 -15.250  -1.0501   0.04843   0.04081  -0.0574   1.0000   0.0462
 -15.000  -1.0421   0.04671   0.03907  -0.0571   1.0000   0.0467
 -14.750  -1.0342   0.04500   0.03732  -0.0567   1.0000   0.0474
 -14.500  -1.0263   0.04332   0.03557  -0.0563   1.0000   0.0480
 -14.250  -1.0182   0.04168   0.03386  -0.0558   1.0000   0.0488
 -14.000  -1.0096   0.04011   0.03219  -0.0551   1.0000   0.0497
 -13.750  -1.0004   0.03862   0.03056  -0.0544   1.0000   0.0505
 -13.500  -0.9901   0.03724   0.02913  -0.0535   1.0000   0.0512
 -13.250  -0.9793   0.03596   0.02786  -0.0526   1.0000   0.0518
 -13.000  -0.9687   0.03473   0.02661  -0.0516   1.0000   0.0526
 -12.750  -0.9580   0.03355   0.02539  -0.0505   1.0000   0.0535
 -12.500  -0.9469   0.03243   0.02422  -0.0493   1.0000   0.0545
 -12.250  -0.9355   0.03137   0.02309  -0.0480   1.0000   0.0555
 -12.000  -0.9239   0.03038   0.02202  -0.0465   1.0000   0.0564
 -11.750  -0.9143   0.02932   0.02098  -0.0448   1.0000   0.0572
 -11.500  -0.9048   0.02838   0.02004  -0.0429   1.0000   0.0581
 -11.250  -0.8957   0.02753   0.01918  -0.0408   1.0000   0.0591
 -11.000  -0.8874   0.02676   0.01838  -0.0383   1.0000   0.0602
 -10.750  -0.8805   0.02607   0.01765  -0.0355   1.0000   0.0613
 -10.500  -0.8754   0.02548   0.01701  -0.0321   1.0000   0.0624
 -10.250  -0.8762   0.02486   0.01641  -0.0277   1.0000   0.0632
 -10.000  -0.8801   0.02439   0.01595  -0.0226   1.0000   0.0640
  -9.750  -0.8862   0.02403   0.01558  -0.0169   1.0000   0.0648
  -9.500  -0.8813   0.02357   0.01510  -0.0132   0.9992   0.0660
  -9.250  -0.8506   0.02287   0.01436  -0.0144   0.9945   0.0682
  -9.000  -0.8206   0.02211   0.01362  -0.0156   0.9894   0.0705
  -8.750  -0.7891   0.02142   0.01293  -0.0169   0.9836   0.0732
  -8.500  -0.7555   0.02079   0.01227  -0.0186   0.9790   0.0763
  -8.250  -0.7273   0.02013   0.01165  -0.0191   0.9718   0.0797
  -8.000  -0.6938   0.01955   0.01106  -0.0206   0.9672   0.0843
  -7.750  -0.6672   0.01898   0.01052  -0.0208   0.9594   0.0895
  -7.500  -0.6370   0.01841   0.00997  -0.0215   0.9531   0.0964
  -7.250  -0.6103   0.01788   0.00948  -0.0215   0.9449   0.1051
  -7.000  -0.5825   0.01732   0.00897  -0.0217   0.9370   0.1170
  -6.750  -0.5569   0.01677   0.00849  -0.0214   0.9280   0.1324
  -6.500  -0.5316   0.01616   0.00800  -0.0211   0.9189   0.1545
  -6.250  -0.5097   0.01550   0.00754  -0.0202   0.9083   0.1890
  -6.000  -0.4867   0.01482   0.00710  -0.0195   0.8983   0.2387
  -5.750  -0.4649   0.01434   0.00680  -0.0183   0.8863   0.2796
  -5.500  -0.4393   0.01392   0.00649  -0.0178   0.8762   0.3149
  -5.250  -0.4166   0.01362   0.00628  -0.0166   0.8627   0.3423
  -5.000  -0.3914   0.01335   0.00606  -0.0159   0.8504   0.3670
  -4.750  -0.3659   0.01312   0.00585  -0.0151   0.8373   0.3887
  -4.500  -0.3409   0.01292   0.00568  -0.0143   0.8227   0.4079
  -4.250  -0.3155   0.01273   0.00550  -0.0135   0.8083   0.4281
  -4.000  -0.2902   0.01255   0.00533  -0.0127   0.7933   0.4504
  -3.750  -0.2657   0.01240   0.00520  -0.0117   0.7768   0.4742
  -3.500  -0.2408   0.01227   0.00508  -0.0108   0.7601   0.4970
  -3.250  -0.2158   0.01215   0.00497  -0.0099   0.7432   0.5178
  -3.000  -0.1905   0.01205   0.00486  -0.0091   0.7257   0.5359
  -2.750  -0.1649   0.01197   0.00476  -0.0083   0.7075   0.5513
  -2.500  -0.1391   0.01193   0.00465  -0.0076   0.6887   0.5650
  -2.250  -0.1132   0.01190   0.00456  -0.0069   0.6694   0.5784
  -2.000  -0.0873   0.01186   0.00450  -0.0062   0.6503   0.5912
  -1.750  -0.0614   0.01185   0.00443  -0.0056   0.6316   0.6053
  -1.500  -0.0356   0.01185   0.00439  -0.0049   0.6137   0.6200
  -1.250  -0.0099   0.01184   0.00436  -0.0042   0.5968   0.6345
  -1.000   0.0159   0.01187   0.00434  -0.0036   0.5802   0.6497
  -0.500   0.0675   0.01193   0.00436  -0.0023   0.5479   0.6818
  -0.250   0.0935   0.01197   0.00440  -0.0016   0.5329   0.6976
   0.000   0.1192   0.01204   0.00443  -0.0010   0.5180   0.7137
   0.250   0.1450   0.01211   0.00448  -0.0003   0.5028   0.7300
   0.500   0.1712   0.01219   0.00456   0.0003   0.4883   0.7458
   0.750   0.1972   0.01229   0.00464   0.0009   0.4743   0.7611
   1.000   0.2230   0.01240   0.00472   0.0015   0.4595   0.7762
   1.250   0.2490   0.01251   0.00482   0.0021   0.4447   0.7917
   1.500   0.2755   0.01265   0.00495   0.0026   0.4306   0.8056
   1.750   0.3014   0.01282   0.00507   0.0032   0.4166   0.8194
   2.000   0.3271   0.01298   0.00520   0.0038   0.4020   0.8337
   2.250   0.3543   0.01317   0.00537   0.0041   0.3876   0.8458
   2.500   0.3800   0.01337   0.00552   0.0047   0.3742   0.8586
   2.750   0.4069   0.01360   0.00570   0.0051   0.3609   0.8703
   3.000   0.4342   0.01382   0.00589   0.0053   0.3484   0.8811
   3.250   0.4604   0.01408   0.00609   0.0057   0.3365   0.8927
   3.500   0.4891   0.01434   0.00631   0.0056   0.3243   0.9018
   3.750   0.5154   0.01460   0.00652   0.0060   0.3142   0.9129
   4.000   0.5457   0.01490   0.00678   0.0055   0.3043   0.9206
   4.250   0.5734   0.01517   0.00702   0.0055   0.2956   0.9303
   4.500   0.6040   0.01549   0.00729   0.0048   0.2865   0.9375
   4.750   0.6348   0.01580   0.00757   0.0041   0.2787   0.9450
   5.000   0.6646   0.01610   0.00785   0.0036   0.2714   0.9524
   5.250   0.6979   0.01649   0.00816   0.0023   0.2647   0.9578
   5.500   0.7269   0.01676   0.00846   0.0019   0.2582   0.9657
   5.750   0.7637   0.01713   0.00879  -0.0003   0.2509   0.9691
   6.000   0.7983   0.01748   0.00912  -0.0020   0.2439   0.9739
   6.250   0.8293   0.01781   0.00943  -0.0030   0.2364   0.9801
   6.500   0.8642   0.01822   0.00977  -0.0049   0.2301   0.9837
   6.750   0.8988   0.01852   0.01013  -0.0066   0.2247   0.9882
   7.000   0.9312   0.01888   0.01049  -0.0080   0.2195   0.9928
   7.250   0.9646   0.01931   0.01087  -0.0097   0.2146   0.9965
   7.500   0.9981   0.01965   0.01127  -0.0113   0.2098   1.0000
   7.750   1.0099   0.01990   0.01154  -0.0086   0.2060   1.0000
   8.000   1.0204   0.02019   0.01183  -0.0057   0.2024   1.0000
   8.250   1.0295   0.02053   0.01214  -0.0026   0.1993   1.0000
   8.500   1.0404   0.02082   0.01247   0.0002   0.1962   1.0000
   8.750   1.0514   0.02111   0.01281   0.0031   0.1926   1.0000
   9.000   1.0606   0.02143   0.01315   0.0062   0.1891   1.0000
   9.250   1.0661   0.02178   0.01349   0.0099   0.1859   1.0000
   9.500   1.0727   0.02219   0.01388   0.0133   0.1829   1.0000
   9.750   1.0845   0.02257   0.01433   0.0158   0.1793   1.0000
  10.000   1.0963   0.02302   0.01483   0.0180   0.1757   1.0000
  10.250   1.1077   0.02355   0.01537   0.0202   0.1722   1.0000
  10.500   1.1189   0.02418   0.01599   0.0222   0.1690   1.0000
  10.750   1.1334   0.02474   0.01664   0.0237   0.1649   1.0000
  11.000   1.1462   0.02540   0.01735   0.0253   0.1610   1.0000
  11.250   1.1572   0.02618   0.01813   0.0269   0.1575   1.0000
  11.500   1.1698   0.02697   0.01898   0.0283   0.1539   1.0000
  11.750   1.1822   0.02779   0.01988   0.0295   0.1496   1.0000
  12.000   1.1916   0.02881   0.02090   0.0308   0.1455   1.0000
  12.250   1.2023   0.02984   0.02199   0.0319   0.1410   1.0000
  12.500   1.2121   0.03097   0.02317   0.0328   0.1363   1.0000
  12.750   1.2185   0.03238   0.02458   0.0338   0.1326   1.0000
  13.000   1.2288   0.03363   0.02593   0.0345   0.1284   1.0000
  13.250   1.2360   0.03514   0.02749   0.0352   0.1248   1.0000
  13.500   1.2406   0.03692   0.02929   0.0357   0.1219   1.0000
  13.750   1.2483   0.03855   0.03102   0.0361   0.1187   1.0000
  14.000   1.2535   0.04043   0.03298   0.0364   0.1157   1.0000
  14.250   1.2562   0.04261   0.03520   0.0365   0.1131   1.0000
  14.500   1.2584   0.04490   0.03755   0.0366   0.1108   1.0000
  14.750   1.2619   0.04714   0.03990   0.0365   0.1082   1.0000
  15.000   1.2630   0.04972   0.04256   0.0362   0.1058   1.0000
  15.250   1.2617   0.05262   0.04551   0.0357   0.1037   1.0000
  15.500   1.2597   0.05567   0.04861   0.0351   0.1017   1.0000
  15.750   1.2594   0.05864   0.05171   0.0344   0.0995   1.0000
  16.000   1.2568   0.06196   0.05512   0.0335   0.0974   1.0000
  16.250   1.2522   0.06558   0.05882   0.0324   0.0955   1.0000
  16.500   1.2463   0.06939   0.06265   0.0312   0.0939   1.0000
  16.750   1.2418   0.07316   0.06654   0.0300   0.0920   1.0000
  17.000   1.2361   0.07718   0.07068   0.0286   0.0902   1.0000
  17.250   1.2288   0.08144   0.07504   0.0270   0.0884   1.0000
  17.500   1.2213   0.08576   0.07942   0.0253   0.0868   1.0000
  17.750   1.2153   0.08986   0.08354   0.0238   0.0853   1.0000
  18.000   1.2062   0.09466   0.08849   0.0218   0.0836   1.0000
  18.250   1.1965   0.09955   0.09350   0.0197   0.0819   1.0000
  18.500   1.1876   0.10435   0.09839   0.0175   0.0802   1.0000
  18.750   1.1823   0.10857   0.10263   0.0156   0.0786   1.0000
  19.000   1.1744   0.11331   0.10746   0.0134   0.0770   1.0000
  19.250   1.1608   0.11913   0.11343   0.0106   0.0752   1.0000
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