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LDS-2 AIRFOIL (lds2-il) Xfoil prediction polar at RE=500,000 Ncrit=9


Details Polar file
Airfoil: LDS-2 AIRFOIL (lds2-il)
Reynolds number: 500,000
Max Cl/Cd: 97.73 at α=4°
Description: Mach=0 Ncrit=9
Source: Xfoil prediction
Download polar: xf-lds2-il-500000.txt
Download as CSV file: xf-lds2-il-500000.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: LDS-2 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
  ------ -------- --------- --------- -------- -------- --------
 -11.500  -0.4725   0.10189   0.09944  -0.0373   1.0000   0.0262
 -11.250  -0.4701   0.09871   0.09626  -0.0379   1.0000   0.0264
 -11.000  -0.4686   0.09528   0.09285  -0.0389   1.0000   0.0266
 -10.750  -0.4633   0.09306   0.09065  -0.0391   1.0000   0.0270
 -10.500  -0.4632   0.08932   0.08693  -0.0405   1.0000   0.0273
 -10.250  -0.4649   0.08526   0.08289  -0.0423   1.0000   0.0277
 -10.000  -0.4090   0.06251   0.06030  -0.0541   1.0000   0.0309
  -9.750  -0.4295   0.05546   0.05323  -0.0578   1.0000   0.0306
  -9.500  -0.4498   0.05015   0.04791  -0.0605   1.0000   0.0300
  -9.250  -0.4781   0.04570   0.04342  -0.0621   1.0000   0.0293
  -9.000  -0.5143   0.04325   0.04095  -0.0586   1.0000   0.0292
  -8.750  -0.5279   0.03732   0.03475  -0.0612   0.9906   0.0299
  -8.500  -0.5335   0.03167   0.02828  -0.0636   0.9784   0.0314
  -8.250  -0.6015   0.02757   0.02267  -0.0588   0.9755   0.0213
  -8.000  -0.5752   0.02484   0.01954  -0.0598   0.9704   0.0215
  -7.750  -0.5487   0.02177   0.01616  -0.0606   0.9646   0.0216
  -7.500  -0.5166   0.01981   0.01409  -0.0623   0.9608   0.0223
  -7.250  -0.4885   0.01868   0.01285  -0.0627   0.9520   0.0228
  -7.000  -0.4555   0.01771   0.01180  -0.0641   0.9465   0.0236
  -6.750  -0.4287   0.01700   0.01098  -0.0640   0.9361   0.0246
  -6.500  -0.4006   0.01627   0.01010  -0.0640   0.9270   0.0255
  -6.250  -0.3739   0.01573   0.00941  -0.0637   0.9172   0.0260
  -6.000  -0.3519   0.01433   0.00798  -0.0627   0.9070   0.0270
  -5.750  -0.3270   0.01377   0.00738  -0.0622   0.8980   0.0280
  -5.500  -0.3035   0.01329   0.00685  -0.0613   0.8877   0.0291
  -5.250  -0.2788   0.01292   0.00641  -0.0605   0.8788   0.0305
  -5.000  -0.2548   0.01249   0.00590  -0.0597   0.8699   0.0317
  -4.750  -0.2329   0.01184   0.00523  -0.0586   0.8613   0.0334
  -4.500  -0.2084   0.01150   0.00485  -0.0578   0.8530   0.0354
  -4.250  -0.1836   0.01121   0.00450  -0.0571   0.8447   0.0373
  -4.000  -0.1601   0.01076   0.00400  -0.0562   0.8367   0.0406
  -3.750  -0.1348   0.01051   0.00372  -0.0557   0.8290   0.0445
  -3.500  -0.1100   0.01017   0.00335  -0.0550   0.8215   0.0503
  -3.250  -0.0847   0.00988   0.00306  -0.0544   0.8144   0.0606
  -3.000  -0.0615   0.00934   0.00275  -0.0535   0.8068   0.1147
  -2.750  -0.0442   0.00819   0.00242  -0.0521   0.7998   0.3362
  -2.500  -0.0218   0.00775   0.00234  -0.0511   0.7921   0.4429
  -2.250   0.0036   0.00760   0.00229  -0.0505   0.7858   0.4975
  -2.000   0.0290   0.00748   0.00225  -0.0498   0.7781   0.5348
  -1.750   0.0550   0.00740   0.00220  -0.0493   0.7709   0.5643
  -1.500   0.0808   0.00731   0.00217  -0.0487   0.7632   0.5914
  -1.250   0.1060   0.00720   0.00214  -0.0480   0.7564   0.6291
  -1.000   0.1305   0.00707   0.00216  -0.0471   0.7503   0.6738
  -0.750   0.1560   0.00697   0.00214  -0.0465   0.7437   0.7037
  -0.500   0.1822   0.00691   0.00212  -0.0460   0.7380   0.7316
  -0.250   0.2075   0.00681   0.00213  -0.0452   0.7308   0.7631
   0.000   0.2330   0.00672   0.00212  -0.0445   0.7238   0.7982
   0.250   0.2589   0.00665   0.00216  -0.0438   0.7169   0.8373
   0.500   0.2869   0.00660   0.00221  -0.0435   0.7100   0.8776
   0.750   0.3195   0.00664   0.00227  -0.0442   0.7030   0.9110
   1.000   0.3565   0.00668   0.00229  -0.0459   0.6920   0.9342
   1.250   0.3946   0.00674   0.00233  -0.0478   0.6804   0.9503
   1.500   0.4320   0.00684   0.00238  -0.0497   0.6721   0.9623
   1.750   0.4703   0.00692   0.00243  -0.0518   0.6609   0.9707
   2.000   0.5098   0.00700   0.00247  -0.0542   0.6491   0.9770
   2.250   0.5467   0.00709   0.00251  -0.0561   0.6372   0.9843
   2.500   0.5879   0.00716   0.00254  -0.0590   0.6252   0.9888
   2.750   0.6265   0.00724   0.00258  -0.0613   0.6112   0.9942
   3.000   0.6675   0.00729   0.00260  -0.0642   0.5954   0.9987
   3.250   0.6952   0.00737   0.00262  -0.0643   0.5779   1.0000
   3.500   0.7165   0.00745   0.00267  -0.0630   0.5600   1.0000
   3.750   0.7374   0.00757   0.00273  -0.0616   0.5385   1.0000
   4.000   0.7574   0.00775   0.00282  -0.0600   0.5115   1.0000
   4.250   0.7756   0.00802   0.00293  -0.0581   0.4708   1.0000
   4.500   0.7914   0.00845   0.00311  -0.0558   0.4188   1.0000
   4.750   0.8062   0.00899   0.00339  -0.0535   0.3616   1.0000
   5.000   0.8199   0.00963   0.00372  -0.0509   0.3032   1.0000
   5.250   0.8359   0.01016   0.00405  -0.0488   0.2622   1.0000
   5.500   0.8526   0.01065   0.00436  -0.0468   0.2258   1.0000
   5.750   0.8698   0.01113   0.00468  -0.0449   0.1960   1.0000
   6.000   0.8872   0.01159   0.00501  -0.0431   0.1712   1.0000
   6.250   0.9053   0.01202   0.00534  -0.0414   0.1519   1.0000
   6.500   0.9234   0.01244   0.00568  -0.0397   0.1359   1.0000
   6.750   0.9417   0.01285   0.00603  -0.0380   0.1227   1.0000
   7.000   0.9599   0.01325   0.00639  -0.0363   0.1121   1.0000
   7.250   0.9771   0.01372   0.00680  -0.0344   0.1032   1.0000
   7.500   0.9961   0.01408   0.00716  -0.0329   0.0969   1.0000
   7.750   1.0120   0.01461   0.00765  -0.0309   0.0904   1.0000
   8.000   1.0314   0.01493   0.00801  -0.0295   0.0859   1.0000
   8.250   1.0478   0.01541   0.00846  -0.0276   0.0812   1.0000
   8.500   1.0630   0.01594   0.00900  -0.0255   0.0772   1.0000
   8.750   1.0797   0.01630   0.00942  -0.0236   0.0741   1.0000
   9.000   1.0937   0.01675   0.00988  -0.0213   0.0711   1.0000
   9.250   1.1021   0.01750   0.01060  -0.0182   0.0675   1.0000
   9.500   1.1180   0.01792   0.01109  -0.0163   0.0655   1.0000
   9.750   1.1335   0.01839   0.01161  -0.0145   0.0632   1.0000
  10.000   1.1483   0.01891   0.01216  -0.0127   0.0608   1.0000
  10.250   1.1593   0.01968   0.01293  -0.0105   0.0584   1.0000
  10.500   1.1681   0.02064   0.01393  -0.0081   0.0564   1.0000
  10.750   1.1839   0.02119   0.01457  -0.0066   0.0551   1.0000
  11.000   1.1983   0.02185   0.01529  -0.0051   0.0533   1.0000
  11.250   1.2122   0.02255   0.01603  -0.0036   0.0516   1.0000
  11.500   1.2238   0.02343   0.01693  -0.0020   0.0499   1.0000
  11.750   1.2289   0.02486   0.01837   0.0002   0.0479   1.0000
  12.000   1.2421   0.02571   0.01932   0.0015   0.0470   1.0000
  12.250   1.2554   0.02656   0.02026   0.0027   0.0458   1.0000
  12.500   1.2678   0.02749   0.02126   0.0038   0.0444   1.0000
  12.750   1.2793   0.02850   0.02233   0.0050   0.0432   1.0000
  13.000   1.2895   0.02964   0.02350   0.0061   0.0419   1.0000
  13.250   1.2946   0.03128   0.02516   0.0076   0.0406   1.0000
  13.500   1.3008   0.03291   0.02688   0.0089   0.0396   1.0000
  13.750   1.3118   0.03406   0.02815   0.0097   0.0387   1.0000
  14.000   1.3215   0.03536   0.02954   0.0105   0.0376   1.0000
  14.250   1.3291   0.03689   0.03116   0.0114   0.0368   1.0000
  14.500   1.3365   0.03844   0.03278   0.0120   0.0358   1.0000
  14.750   1.3428   0.04013   0.03452   0.0126   0.0349   1.0000
  15.000   1.3444   0.04232   0.03674   0.0133   0.0339   1.0000
  15.250   1.3447   0.04473   0.03925   0.0142   0.0331   1.0000
  15.500   1.3502   0.04667   0.04133   0.0144   0.0325   1.0000
  15.750   1.3543   0.04880   0.04358   0.0144   0.0317   1.0000
  16.000   1.3576   0.05107   0.04596   0.0144   0.0310   1.0000
  16.250   1.3600   0.05353   0.04850   0.0142   0.0301   1.0000
  16.500   1.3614   0.05618   0.05122   0.0139   0.0295   1.0000
  16.750   1.3616   0.05903   0.05415   0.0135   0.0290   1.0000
  17.000   1.3587   0.06229   0.05746   0.0130   0.0283   1.0000
  17.250   1.3507   0.06623   0.06150   0.0125   0.0276   1.0000
  17.500   1.3487   0.06978   0.06521   0.0112   0.0271   1.0000
  17.750   1.3440   0.07374   0.06932   0.0099   0.0267   1.0000
  18.000   1.3387   0.07792   0.07363   0.0083   0.0263   1.0000
  18.250   1.3324   0.08240   0.07825   0.0065   0.0257   1.0000
  18.500   1.3248   0.08715   0.08312   0.0044   0.0253   1.0000
  18.750   1.3176   0.09199   0.08806   0.0022   0.0249   1.0000
  19.000   1.3086   0.09721   0.09340  -0.0003   0.0245   1.0000
  19.250   1.3014   0.10230   0.09855  -0.0030   0.0240   1.0000
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