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HQ 3.5/18 AIRFOIL (hq3518-il) Xfoil prediction polar at RE=500,000 Ncrit=5


Details Polar file
Airfoil: HQ 3.5/18 AIRFOIL (hq3518-il)
Reynolds number: 500,000
Max Cl/Cd: 78.75 at α=4.75°
Description: Mach=0 Ncrit=5
Source: Xfoil prediction
Download polar: xf-hq3518-il-500000-n5.txt
Download as CSV file: xf-hq3518-il-500000-n5.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: HQ 3.5/18 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 =   5.000
  
   alpha    CL        CD       CDp       CM     Top_Xtr  Bot_Xtr
  ------ -------- --------- --------- -------- -------- --------
 -19.500  -0.7632   0.11262   0.10918  -0.0668   1.0000   0.0227
 -19.250  -0.7931   0.10368   0.10008  -0.0718   1.0000   0.0229
 -19.000  -0.8158   0.09627   0.09254  -0.0759   1.0000   0.0230
 -18.750  -0.8365   0.08927   0.08539  -0.0799   1.0000   0.0232
 -18.500  -0.8519   0.08336   0.07941  -0.0831   1.0000   0.0234
 -18.250  -0.8666   0.07764   0.07359  -0.0862   1.0000   0.0235
 -18.000  -0.8791   0.07233   0.06818  -0.0891   1.0000   0.0237
 -17.750  -0.8884   0.06757   0.06334  -0.0917   1.0000   0.0240
 -17.500  -0.8970   0.06315   0.05883  -0.0940   1.0000   0.0241
 -17.250  -0.9027   0.05932   0.05491  -0.0958   1.0000   0.0244
 -17.000  -0.9068   0.05586   0.05138  -0.0973   1.0000   0.0247
 -16.750  -0.9093   0.05276   0.04820  -0.0985   1.0000   0.0250
 -16.500  -0.9114   0.04987   0.04523  -0.0994   1.0000   0.0254
 -16.250  -0.9117   0.04733   0.04261  -0.1000   1.0000   0.0257
 -16.000  -0.9129   0.04487   0.04008  -0.1003   1.0000   0.0260
 -15.750  -0.9125   0.04275   0.03787  -0.1003   1.0000   0.0264
 -15.250  -0.8940   0.03842   0.03336  -0.1030   0.9851   0.0271
 -15.000  -0.8787   0.03609   0.03098  -0.1060   0.9775   0.0276
 -14.750  -0.8571   0.03409   0.02893  -0.1094   0.9709   0.0282
 -14.500  -0.8317   0.03231   0.02707  -0.1130   0.9642   0.0287
 -14.250  -0.8031   0.03070   0.02537  -0.1169   0.9565   0.0294
 -14.000  -0.7757   0.02915   0.02372  -0.1203   0.9460   0.0300
 -13.750  -0.7499   0.02780   0.02226  -0.1231   0.9326   0.0307
 -13.500  -0.7276   0.02667   0.02100  -0.1247   0.9152   0.0313
 -13.250  -0.7128   0.02543   0.01966  -0.1252   0.8962   0.0319
 -13.000  -0.7004   0.02441   0.01854  -0.1249   0.8818   0.0324
 -12.750  -0.6886   0.02353   0.01757  -0.1241   0.8707   0.0330
 -12.250  -0.6654   0.02192   0.01578  -0.1221   0.8527   0.0342
 -12.000  -0.6530   0.02121   0.01497  -0.1209   0.8452   0.0348
 -11.750  -0.6409   0.02050   0.01419  -0.1197   0.8383   0.0354
 -11.500  -0.6277   0.01988   0.01347  -0.1185   0.8312   0.0361
 -11.250  -0.6183   0.01911   0.01266  -0.1169   0.8245   0.0368
 -11.000  -0.6079   0.01845   0.01198  -0.1152   0.8170   0.0376
 -10.750  -0.5977   0.01790   0.01136  -0.1131   0.8101   0.0383
 -10.500  -0.5865   0.01748   0.01089  -0.1110   0.8027   0.0391
 -10.250  -0.5716   0.01709   0.01043  -0.1093   0.7952   0.0400
 -10.000  -0.5539   0.01670   0.00997  -0.1080   0.7888   0.0409
  -9.750  -0.5357   0.01631   0.00952  -0.1068   0.7818   0.0420
  -9.250  -0.4960   0.01558   0.00873  -0.1049   0.7696   0.0446
  -9.000  -0.4745   0.01527   0.00836  -0.1041   0.7639   0.0460
  -8.750  -0.4523   0.01498   0.00799  -0.1034   0.7588   0.0473
  -8.500  -0.4303   0.01464   0.00763  -0.1027   0.7536   0.0488
  -8.250  -0.4073   0.01434   0.00732  -0.1021   0.7485   0.0506
  -8.000  -0.3836   0.01409   0.00702  -0.1016   0.7437   0.0526
  -7.750  -0.3593   0.01387   0.00673  -0.1012   0.7394   0.0544
  -7.500  -0.3353   0.01357   0.00643  -0.1007   0.7351   0.0565
  -7.250  -0.3107   0.01332   0.00617  -0.1003   0.7306   0.0587
  -7.000  -0.2855   0.01311   0.00592  -0.1000   0.7266   0.0611
  -6.750  -0.2601   0.01291   0.00567  -0.0997   0.7232   0.0635
  -6.500  -0.2346   0.01267   0.00545  -0.0995   0.7199   0.0665
  -6.250  -0.2086   0.01248   0.00524  -0.0993   0.7164   0.0695
  -6.000  -0.1823   0.01230   0.00503  -0.0991   0.7127   0.0721
  -5.750  -0.1565   0.01209   0.00482  -0.0989   0.7090   0.0759
  -5.500  -0.1301   0.01193   0.00463  -0.0987   0.7055   0.0798
  -5.250  -0.1033   0.01177   0.00445  -0.0986   0.7022   0.0833
  -5.000  -0.0768   0.01156   0.00427  -0.0985   0.6990   0.0882
  -4.750  -0.0497   0.01141   0.00411  -0.0985   0.6958   0.0931
  -4.500  -0.0230   0.01123   0.00393  -0.0984   0.6927   0.0990
  -4.250   0.0039   0.01107   0.00376  -0.0983   0.6895   0.1059
  -4.000   0.0305   0.01089   0.00358  -0.0982   0.6861   0.1165
  -3.750   0.0558   0.01048   0.00341  -0.0981   0.6822   0.1627
  -3.500   0.0827   0.01029   0.00329  -0.0980   0.6778   0.1934
  -3.250   0.1096   0.01015   0.00316  -0.0980   0.6727   0.2086
  -3.000   0.1365   0.01000   0.00303  -0.0979   0.6679   0.2254
  -2.750   0.1634   0.00977   0.00293  -0.0979   0.6636   0.2534
  -2.500   0.1899   0.00952   0.00281  -0.0978   0.6589   0.2988
  -2.250   0.2161   0.00924   0.00265  -0.0977   0.6541   0.3402
  -2.000   0.2409   0.00883   0.00259  -0.0975   0.6498   0.4537
  -1.750   0.2691   0.00878   0.00260  -0.0975   0.6457   0.4768
  -1.500   0.2972   0.00877   0.00259  -0.0976   0.6412   0.4932
  -1.250   0.3252   0.00876   0.00258  -0.0976   0.6370   0.5065
  -1.000   0.3530   0.00877   0.00258  -0.0976   0.6330   0.5159
  -0.750   0.3814   0.00876   0.00259  -0.0976   0.6288   0.5265
  -0.500   0.4092   0.00876   0.00260  -0.0976   0.6235   0.5336
  -0.250   0.4367   0.00878   0.00260  -0.0975   0.6177   0.5405
   0.250   0.4920   0.00880   0.00264  -0.0974   0.6060   0.5561
   0.500   0.5190   0.00885   0.00266  -0.0972   0.5991   0.5625
   1.000   0.5730   0.00892   0.00272  -0.0969   0.5833   0.5719
   1.250   0.5998   0.00897   0.00277  -0.0967   0.5752   0.5773
   1.500   0.6259   0.00905   0.00281  -0.0963   0.5656   0.5825
   1.750   0.6520   0.00911   0.00288  -0.0960   0.5551   0.5880
   2.000   0.6765   0.00922   0.00295  -0.0954   0.5408   0.5943
   2.250   0.6988   0.00940   0.00304  -0.0943   0.5189   0.6006
   2.500   0.7193   0.00962   0.00317  -0.0930   0.4966   0.6081
   2.750   0.7405   0.00985   0.00333  -0.0918   0.4796   0.6167
   3.000   0.7623   0.01005   0.00349  -0.0907   0.4663   0.6250
   3.250   0.7844   0.01025   0.00366  -0.0897   0.4554   0.6327
   3.500   0.8046   0.01050   0.00384  -0.0883   0.4427   0.6390
   3.750   0.8255   0.01071   0.00403  -0.0871   0.4316   0.6449
   4.000   0.8466   0.01091   0.00421  -0.0859   0.4234   0.6513
   4.250   0.8675   0.01107   0.00437  -0.0847   0.4156   0.6572
   4.500   0.8849   0.01129   0.00458  -0.0828   0.4068   0.6643
   4.750   0.9040   0.01148   0.00477  -0.0812   0.3949   0.6718
   5.000   0.9217   0.01172   0.00500  -0.0794   0.3812   0.6783
   5.250   0.9369   0.01205   0.00528  -0.0773   0.3597   0.6841
   5.500   0.9478   0.01253   0.00563  -0.0745   0.3354   0.6896
   5.750   0.9597   0.01301   0.00603  -0.0719   0.3199   0.6944
   6.000   0.9735   0.01344   0.00643  -0.0698   0.3098   0.6996
   6.250   0.9892   0.01384   0.00682  -0.0679   0.3018   0.7050
   6.750   1.0201   0.01470   0.00766  -0.0644   0.2888   0.7150
   7.000   1.0386   0.01502   0.00803  -0.0631   0.2841   0.7205
   7.250   1.0557   0.01543   0.00845  -0.0617   0.2787   0.7259
   7.500   1.0706   0.01592   0.00895  -0.0600   0.2732   0.7310
   7.750   1.0879   0.01632   0.00939  -0.0587   0.2678   0.7367
   8.000   1.1048   0.01677   0.00986  -0.0573   0.2620   0.7427
   8.250   1.1192   0.01733   0.01043  -0.0557   0.2559   0.7486
   8.500   1.1360   0.01778   0.01094  -0.0545   0.2507   0.7551
   8.750   1.1523   0.01829   0.01147  -0.0532   0.2442   0.7621
   9.000   1.1656   0.01893   0.01213  -0.0516   0.2374   0.7697
   9.250   1.1813   0.01947   0.01271  -0.0503   0.2286   0.7787
   9.500   1.1938   0.02018   0.01344  -0.0486   0.2198   0.7888
   9.750   1.2058   0.02094   0.01420  -0.0470   0.2078   0.8006
  10.000   1.2167   0.02175   0.01503  -0.0453   0.1973   0.8157
  10.250   1.2266   0.02261   0.01592  -0.0436   0.1882   0.8347
  10.500   1.2367   0.02343   0.01684  -0.0418   0.1806   0.8688
  10.750   1.2647   0.02437   0.01790  -0.0440   0.1731   1.0000
  11.000   1.2761   0.02540   0.01892  -0.0428   0.1672   1.0000
  11.250   1.2870   0.02649   0.02000  -0.0416   0.1630   1.0000
  11.500   1.2994   0.02751   0.02103  -0.0406   0.1584   1.0000
  11.750   1.3116   0.02856   0.02211  -0.0397   0.1542   1.0000
  12.000   1.3210   0.02983   0.02336  -0.0385   0.1496   1.0000
  12.250   1.3318   0.03103   0.02458  -0.0375   0.1469   1.0000
  12.500   1.3456   0.03203   0.02563  -0.0368   0.1442   1.0000
  12.750   1.3583   0.03313   0.02677  -0.0361   0.1417   1.0000
  13.000   1.3696   0.03436   0.02804  -0.0353   0.1390   1.0000
  13.250   1.3793   0.03573   0.02942  -0.0345   0.1359   1.0000
  13.500   1.3877   0.03724   0.03095  -0.0336   0.1327   1.0000
  13.750   1.4007   0.03839   0.03216  -0.0331   0.1302   1.0000
  14.000   1.4121   0.03971   0.03353  -0.0325   0.1279   1.0000
  14.250   1.4221   0.04115   0.03501  -0.0319   0.1250   1.0000
  14.500   1.4302   0.04279   0.03667  -0.0313   0.1221   1.0000
  14.750   1.4376   0.04452   0.03843  -0.0307   0.1191   1.0000
  15.000   1.4488   0.04594   0.03991  -0.0304   0.1159   1.0000
  15.250   1.4573   0.04763   0.04164  -0.0299   0.1124   1.0000
  15.500   1.4632   0.04960   0.04362  -0.0295   0.1088   1.0000
  15.750   1.4699   0.05153   0.04560  -0.0292   0.1060   1.0000
  16.000   1.4785   0.05328   0.04740  -0.0289   0.1026   1.0000
  16.250   1.4846   0.05534   0.04951  -0.0287   0.0998   1.0000
  16.500   1.4874   0.05778   0.05197  -0.0285   0.0960   1.0000
  16.750   1.4938   0.05988   0.05413  -0.0285   0.0927   1.0000
  17.000   1.4983   0.06221   0.05651  -0.0284   0.0891   1.0000
  17.250   1.4990   0.06502   0.05934  -0.0285   0.0853   1.0000
  17.500   1.5015   0.06769   0.06206  -0.0287   0.0803   1.0000
  17.750   1.5004   0.07084   0.06524  -0.0290   0.0759   1.0000
  18.000   1.4983   0.07416   0.06858  -0.0294   0.0693   1.0000
  18.250   1.4931   0.07795   0.07239  -0.0300   0.0632   1.0000
  18.500   1.4869   0.08197   0.07644  -0.0308   0.0577   1.0000
  18.750   1.4793   0.08627   0.08078  -0.0318   0.0522   1.0000
  19.000   1.4708   0.09078   0.08533  -0.0329   0.0475   1.0000
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