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HQ 3.5/18 AIRFOIL (hq3518-il) Xfoil prediction polar at RE=500,000 Ncrit=9


Details Polar file
Airfoil: HQ 3.5/18 AIRFOIL (hq3518-il)
Reynolds number: 500,000
Max Cl/Cd: 90.65 at α=4.5°
Description: Mach=0 Ncrit=9
Source: Xfoil prediction
Download polar: xf-hq3518-il-500000.txt
Download as CSV file: xf-hq3518-il-500000.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 =   9.000
  
   alpha    CL        CD       CDp       CM     Top_Xtr  Bot_Xtr
  ------ -------- --------- --------- -------- -------- --------
 -18.000  -0.7499   0.09119   0.08791  -0.0809   1.0000   0.0300
 -17.750  -0.7948   0.07992   0.07638  -0.0880   1.0000   0.0300
 -17.500  -0.8182   0.07274   0.06903  -0.0924   1.0000   0.0302
 -17.250  -0.8348   0.06706   0.06319  -0.0958   1.0000   0.0305
 -17.000  -0.8496   0.06205   0.05802  -0.0984   1.0000   0.0308
 -16.750  -0.8617   0.05768   0.05349  -0.1005   1.0000   0.0310
 -16.500  -0.8711   0.05392   0.04958  -0.1021   1.0000   0.0313
 -16.250  -0.8787   0.05066   0.04618  -0.1032   1.0000   0.0315
 -16.000  -0.8855   0.04766   0.04308  -0.1035   1.0000   0.0319
 -15.750  -0.8846   0.04562   0.04105  -0.1033   1.0000   0.0324
 -15.500  -0.8827   0.04385   0.03927  -0.1031   1.0000   0.0328
 -15.250  -0.8821   0.04219   0.03759  -0.1026   1.0000   0.0332
 -15.000  -0.8858   0.04049   0.03585  -0.1014   1.0000   0.0335
 -14.500  -0.8745   0.03702   0.03224  -0.1024   0.9966   0.0346
 -14.250  -0.8550   0.03495   0.03004  -0.1054   0.9898   0.0353
 -14.000  -0.8343   0.03306   0.02800  -0.1083   0.9843   0.0359
 -13.750  -0.8112   0.03112   0.02594  -0.1112   0.9806   0.0367
 -13.500  -0.7867   0.02973   0.02455  -0.1134   0.9743   0.0375
 -13.250  -0.7566   0.02845   0.02324  -0.1167   0.9703   0.0384
 -13.000  -0.7263   0.02720   0.02193  -0.1199   0.9652   0.0394
 -12.750  -0.6975   0.02596   0.02057  -0.1227   0.9575   0.0403
 -12.500  -0.6697   0.02486   0.01934  -0.1250   0.9485   0.0412
 -12.250  -0.6452   0.02368   0.01807  -0.1263   0.9381   0.0423
 -12.000  -0.6282   0.02287   0.01723  -0.1260   0.9241   0.0432
 -11.750  -0.6133   0.02220   0.01650  -0.1252   0.9104   0.0441
 -11.500  -0.5989   0.02152   0.01573  -0.1242   0.8986   0.0449
 -11.000  -0.5720   0.02031   0.01429  -0.1214   0.8782   0.0468
 -10.750  -0.5585   0.01981   0.01365  -0.1199   0.8695   0.0475
 -10.500  -0.5480   0.01898   0.01283  -0.1179   0.8608   0.0488
 -10.250  -0.5356   0.01856   0.01234  -0.1159   0.8531   0.0498
 -10.000  -0.5228   0.01819   0.01194  -0.1138   0.8451   0.0509
  -9.750  -0.5055   0.01782   0.01148  -0.1125   0.8382   0.0522
  -9.500  -0.4871   0.01746   0.01104  -0.1112   0.8315   0.0535
  -9.250  -0.4700   0.01691   0.01045  -0.1099   0.8250   0.0550
  -9.000  -0.4513   0.01645   0.00997  -0.1087   0.8196   0.0566
  -8.750  -0.4306   0.01613   0.00964  -0.1079   0.8141   0.0584
  -8.500  -0.4089   0.01581   0.00927  -0.1070   0.8086   0.0602
  -8.250  -0.3861   0.01552   0.00889  -0.1064   0.8037   0.0618
  -8.000  -0.3673   0.01495   0.00834  -0.1053   0.7984   0.0643
  -7.750  -0.3442   0.01467   0.00805  -0.1047   0.7927   0.0667
  -7.500  -0.3199   0.01443   0.00775  -0.1042   0.7878   0.0692
  -7.250  -0.2974   0.01404   0.00729  -0.1035   0.7836   0.0719
  -7.000  -0.2741   0.01371   0.00699  -0.1030   0.7790   0.0748
  -6.750  -0.2491   0.01348   0.00674  -0.1026   0.7747   0.0778
  -6.500  -0.2241   0.01323   0.00643  -0.1022   0.7709   0.0810
  -6.250  -0.2000   0.01288   0.00607  -0.1018   0.7671   0.0851
  -6.000  -0.1746   0.01267   0.00585  -0.1015   0.7630   0.0890
  -5.750  -0.1497   0.01238   0.00555  -0.1012   0.7586   0.0933
  -5.500  -0.1247   0.01207   0.00524  -0.1009   0.7547   0.0987
  -5.250  -0.0979   0.01190   0.00501  -0.1007   0.7512   0.1035
  -5.000  -0.0729   0.01156   0.00470  -0.1005   0.7479   0.1120
  -4.750  -0.0475   0.01126   0.00445  -0.1002   0.7442   0.1231
  -4.500  -0.0233   0.01080   0.00422  -0.1000   0.7404   0.1647
  -4.250   0.0025   0.01048   0.00402  -0.0998   0.7367   0.2115
  -4.000   0.0284   0.01013   0.00381  -0.0997   0.7332   0.2502
  -3.750   0.0541   0.00979   0.00365  -0.0997   0.7298   0.3036
  -3.500   0.0781   0.00928   0.00341  -0.0993   0.7254   0.3678
  -3.250   0.1034   0.00896   0.00340  -0.0990   0.7207   0.4742
  -3.000   0.1316   0.00893   0.00336  -0.0990   0.7166   0.4986
  -2.750   0.1603   0.00895   0.00336  -0.0991   0.7129   0.5149
  -2.500   0.1883   0.00895   0.00335  -0.0991   0.7090   0.5289
  -2.250   0.2162   0.00891   0.00335  -0.0991   0.7048   0.5406
  -2.000   0.2447   0.00891   0.00332  -0.0991   0.7008   0.5518
  -1.750   0.2738   0.00896   0.00332  -0.0993   0.6969   0.5616
  -1.500   0.3016   0.00895   0.00333  -0.0992   0.6928   0.5694
  -1.250   0.3297   0.00895   0.00335  -0.0992   0.6886   0.5775
  -1.000   0.3583   0.00898   0.00333  -0.0993   0.6847   0.5844
  -0.750   0.3869   0.00899   0.00335  -0.0993   0.6808   0.5916
  -0.500   0.4154   0.00905   0.00337  -0.0994   0.6766   0.5990
  -0.250   0.4431   0.00904   0.00340  -0.0993   0.6720   0.6049
   0.000   0.4711   0.00906   0.00343  -0.0993   0.6675   0.6116
   0.250   0.4999   0.00911   0.00343  -0.0994   0.6633   0.6185
   0.500   0.5278   0.00913   0.00345  -0.0994   0.6587   0.6228
   0.750   0.5551   0.00912   0.00349  -0.0993   0.6532   0.6274
   1.000   0.5829   0.00914   0.00349  -0.0992   0.6478   0.6329
   1.250   0.6112   0.00920   0.00349  -0.0993   0.6426   0.6384
   1.500   0.6378   0.00918   0.00355  -0.0990   0.6365   0.6435
   1.750   0.6649   0.00921   0.00357  -0.0988   0.6300   0.6491
   2.000   0.6921   0.00926   0.00359  -0.0987   0.6233   0.6555
   2.250   0.7178   0.00926   0.00363  -0.0982   0.6144   0.6615
   2.500   0.7437   0.00931   0.00368  -0.0978   0.6055   0.6687
   2.750   0.7694   0.00937   0.00372  -0.0973   0.5957   0.6757
   3.000   0.7944   0.00941   0.00378  -0.0968   0.5854   0.6813
   3.250   0.8186   0.00949   0.00384  -0.0961   0.5735   0.6876
   3.500   0.8421   0.00960   0.00390  -0.0952   0.5593   0.6941
   3.750   0.8647   0.00970   0.00400  -0.0942   0.5443   0.7001
   4.000   0.8872   0.00985   0.00412  -0.0932   0.5295   0.7076
   4.250   0.9080   0.01002   0.00425  -0.0919   0.5133   0.7142
   4.500   0.9273   0.01023   0.00441  -0.0903   0.4969   0.7206
   4.750   0.9461   0.01049   0.00459  -0.0887   0.4815   0.7272
   5.000   0.9644   0.01072   0.00479  -0.0870   0.4689   0.7330
   5.500   0.9982   0.01119   0.00520  -0.0830   0.4467   0.7460
   5.750   1.0131   0.01143   0.00545  -0.0807   0.4361   0.7521
   6.000   1.0283   0.01173   0.00572  -0.0784   0.4249   0.7587
   6.250   1.0452   0.01201   0.00600  -0.0766   0.4137   0.7652
   6.500   1.0594   0.01233   0.00632  -0.0743   0.4024   0.7715
   6.750   1.0743   0.01265   0.00664  -0.0722   0.3888   0.7785
   7.000   1.0888   0.01299   0.00697  -0.0700   0.3723   0.7854
   7.250   1.0995   0.01343   0.00738  -0.0674   0.3527   0.7929
   7.500   1.1081   0.01402   0.00788  -0.0645   0.3352   0.8011
   7.750   1.1172   0.01460   0.00844  -0.0618   0.3233   0.8096
   8.000   1.1293   0.01515   0.00898  -0.0596   0.3141   0.8193
   8.250   1.1394   0.01575   0.00959  -0.0572   0.3063   0.8307
   8.500   1.1533   0.01622   0.01012  -0.0553   0.2998   0.8444
   8.750   1.1657   0.01671   0.01070  -0.0533   0.2931   0.8649
   9.000   1.1886   0.01723   0.01138  -0.0536   0.2856   0.9291
   9.250   1.2110   0.01774   0.01192  -0.0537   0.2781   1.0000
   9.500   1.2234   0.01854   0.01267  -0.0522   0.2708   1.0000
   9.750   1.2411   0.01909   0.01325  -0.0513   0.2633   1.0000
  10.000   1.2537   0.01991   0.01403  -0.0499   0.2553   1.0000
  10.250   1.2695   0.02058   0.01472  -0.0488   0.2469   1.0000
  10.500   1.2800   0.02154   0.01563  -0.0473   0.2372   1.0000
  10.750   1.2945   0.02232   0.01642  -0.0462   0.2267   1.0000
  11.000   1.3054   0.02332   0.01738  -0.0448   0.2160   1.0000
  11.250   1.3134   0.02452   0.01852  -0.0433   0.2053   1.0000
  11.500   1.3237   0.02562   0.01959  -0.0420   0.1955   1.0000
  11.750   1.3322   0.02686   0.02080  -0.0406   0.1880   1.0000
  12.000   1.3419   0.02806   0.02200  -0.0394   0.1818   1.0000
  12.250   1.3482   0.02952   0.02342  -0.0380   0.1761   1.0000
  12.500   1.3605   0.03059   0.02454  -0.0371   0.1723   1.0000
  12.750   1.3711   0.03182   0.02579  -0.0361   0.1683   1.0000
  13.000   1.3784   0.03331   0.02727  -0.0350   0.1642   1.0000
  13.250   1.3863   0.03477   0.02874  -0.0339   0.1600   1.0000
  13.500   1.3991   0.03591   0.02994  -0.0333   0.1571   1.0000
  13.750   1.4100   0.03719   0.03127  -0.0326   0.1543   1.0000
  14.000   1.4181   0.03874   0.03283  -0.0318   0.1513   1.0000
  14.250   1.4241   0.04047   0.03455  -0.0309   0.1478   1.0000
  14.500   1.4345   0.04188   0.03602  -0.0303   0.1451   1.0000
  14.750   1.4466   0.04317   0.03740  -0.0299   0.1423   1.0000
  15.000   1.4562   0.04470   0.03898  -0.0294   0.1392   1.0000
  15.250   1.4630   0.04651   0.04080  -0.0289   0.1362   1.0000
  15.500   1.4671   0.04857   0.04285  -0.0282   0.1326   1.0000
  15.750   1.4788   0.05000   0.04439  -0.0280   0.1305   1.0000
  16.000   1.4892   0.05157   0.04603  -0.0278   0.1277   1.0000
  16.250   1.4960   0.05351   0.04801  -0.0276   0.1246   1.0000
  16.500   1.5002   0.05573   0.05025  -0.0273   0.1215   1.0000
  16.750   1.5055   0.05788   0.05246  -0.0272   0.1188   1.0000
  17.000   1.5155   0.05962   0.05429  -0.0272   0.1154   1.0000
  17.250   1.5209   0.06185   0.05657  -0.0272   0.1124   1.0000
  17.500   1.5225   0.06454   0.05928  -0.0273   0.1089   1.0000
  17.750   1.5266   0.06697   0.06178  -0.0274   0.1061   1.0000
  18.000   1.5330   0.06921   0.06411  -0.0276   0.1029   1.0000
  18.250   1.5348   0.07203   0.06697  -0.0280   0.0991   1.0000
  18.500   1.5321   0.07543   0.07040  -0.0285   0.0957   1.0000
  18.750   1.5368   0.07796   0.07303  -0.0289   0.0917   1.0000
  19.000   1.5342   0.08149   0.07659  -0.0297   0.0872   1.0000
  19.250   1.5323   0.08498   0.08014  -0.0305   0.0828   1.0000
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