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GRUMMAN K-3 AIRFOIL (k3-il) Xfoil prediction polar at RE=500,000 Ncrit=5


Details Polar file
Airfoil: GRUMMAN K-3 AIRFOIL (k3-il)
Reynolds number: 500,000
Max Cl/Cd: 65.92 at α=0.25°
Description: Mach=0 Ncrit=5
Source: Xfoil prediction
Download polar: xf-k3-il-500000-n5.txt
Download as CSV file: xf-k3-il-500000-n5.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: GRUMMAN K-3 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
  ------ -------- --------- --------- -------- -------- --------
 -19.750  -1.0674   0.09341   0.08847  -0.0716   0.9999   0.0437
 -19.500  -1.0744   0.08980   0.08478  -0.0724   0.9999   0.0442
 -19.250  -1.0815   0.08624   0.08114  -0.0732   0.9999   0.0446
 -19.000  -1.0884   0.08279   0.07761  -0.0738   0.9999   0.0450
 -18.750  -1.0969   0.07923   0.07399  -0.0744   0.9999   0.0454
 -18.500  -1.1055   0.07572   0.07043  -0.0749   0.9999   0.0458
 -18.250  -1.1135   0.07236   0.06702  -0.0752   0.9999   0.0462
 -18.000  -1.1203   0.06925   0.06386  -0.0754   0.9999   0.0467
 -17.750  -1.1256   0.06641   0.06095  -0.0753   0.9999   0.0471
 -17.500  -1.1234   0.06330   0.05777  -0.0769   0.9993   0.0478
 -17.250  -1.1184   0.06045   0.05486  -0.0785   0.9986   0.0484
 -17.000  -1.1117   0.05775   0.05207  -0.0803   0.9977   0.0491
 -16.750  -1.1030   0.05523   0.04948  -0.0820   0.9967   0.0498
 -16.500  -1.0967   0.05248   0.04668  -0.0839   0.9957   0.0505
 -16.250  -1.0889   0.04991   0.04406  -0.0857   0.9947   0.0512
 -16.000  -1.0790   0.04765   0.04176  -0.0873   0.9939   0.0521
 -15.750  -1.0684   0.04549   0.03955  -0.0889   0.9932   0.0530
 -15.500  -1.0560   0.04359   0.03759  -0.0904   0.9924   0.0540
 -15.250  -1.0460   0.04183   0.03576  -0.0911   0.9907   0.0548
 -15.000  -1.0362   0.03990   0.03380  -0.0922   0.9889   0.0557
 -14.750  -1.0247   0.03811   0.03198  -0.0933   0.9872   0.0568
 -14.500  -1.0113   0.03647   0.03030  -0.0945   0.9858   0.0579
 -14.250  -0.9951   0.03499   0.02878  -0.0959   0.9845   0.0592
 -14.000  -0.9769   0.03356   0.02728  -0.0975   0.9833   0.0604
 -13.750  -0.9592   0.03197   0.02568  -0.0994   0.9823   0.0618
 -13.500  -0.9397   0.03052   0.02420  -0.1014   0.9814   0.0634
 -13.250  -0.9253   0.02935   0.02299  -0.1017   0.9789   0.0648
 -13.000  -0.9102   0.02827   0.02185  -0.1020   0.9757   0.0661
 -12.750  -0.8939   0.02688   0.02046  -0.1031   0.9731   0.0677
 -12.500  -0.8742   0.02564   0.01919  -0.1045   0.9711   0.0695
 -12.250  -0.8524   0.02453   0.01806  -0.1060   0.9693   0.0714
 -12.000  -0.8368   0.02348   0.01699  -0.1063   0.9663   0.0733
 -11.750  -0.8293   0.02248   0.01598  -0.1049   0.9607   0.0751
 -11.500  -0.8118   0.02150   0.01500  -0.1053   0.9578   0.0778
 -11.250  -0.7889   0.02054   0.01404  -0.1067   0.9558   0.0809
 -11.000  -0.7629   0.01970   0.01318  -0.1084   0.9544   0.0849
 -10.750  -0.7497   0.01896   0.01243  -0.1077   0.9485   0.0875
 -10.500  -0.7251   0.01817   0.01164  -0.1091   0.9456   0.0912
 -10.250  -0.6970   0.01750   0.01094  -0.1108   0.9436   0.0950
 -10.000  -0.6681   0.01688   0.01033  -0.1124   0.9420   0.0993
  -9.750  -0.6382   0.01636   0.00981  -0.1139   0.9408   0.1035
  -9.500  -0.6078   0.01586   0.00931  -0.1155   0.9397   0.1084
  -9.250  -0.5870   0.01553   0.00899  -0.1150   0.9348   0.1124
  -9.000  -0.5594   0.01512   0.00860  -0.1158   0.9321   0.1174
  -8.750  -0.5296   0.01474   0.00822  -0.1169   0.9301   0.1222
  -8.500  -0.4989   0.01434   0.00784  -0.1181   0.9284   0.1278
  -8.250  -0.4673   0.01396   0.00748  -0.1195   0.9270   0.1332
  -8.000  -0.4351   0.01360   0.00714  -0.1209   0.9257   0.1394
  -7.750  -0.4028   0.01325   0.00680  -0.1224   0.9245   0.1456
  -7.500  -0.3772   0.01303   0.00660  -0.1224   0.9201   0.1519
  -7.250  -0.3472   0.01272   0.00634  -0.1233   0.9175   0.1592
  -7.000  -0.3158   0.01242   0.00608  -0.1245   0.9154   0.1674
  -6.750  -0.2836   0.01213   0.00582  -0.1258   0.9136   0.1772
  -6.500  -0.2507   0.01181   0.00555  -0.1272   0.9121   0.1873
  -6.250  -0.2174   0.01151   0.00530  -0.1287   0.9107   0.1972
  -6.000  -0.1838   0.01125   0.00506  -0.1302   0.9095   0.2076
  -5.750  -0.1525   0.01100   0.00488  -0.1313   0.9070   0.2203
  -5.500  -0.1219   0.01076   0.00472  -0.1322   0.9038   0.2354
  -5.250  -0.0896   0.01049   0.00453  -0.1335   0.9013   0.2539
  -4.750  -0.0220   0.00989   0.00413  -0.1366   0.8972   0.2999
  -4.500   0.0128   0.00958   0.00394  -0.1384   0.8955   0.3300
  -4.250   0.0484   0.00927   0.00378  -0.1403   0.8941   0.3653
  -4.000   0.0835   0.00904   0.00367  -0.1420   0.8927   0.3947
  -3.750   0.1149   0.00895   0.00367  -0.1429   0.8898   0.4168
  -3.500   0.1460   0.00889   0.00368  -0.1436   0.8867   0.4344
  -3.250   0.1774   0.00885   0.00368  -0.1443   0.8839   0.4490
  -3.000   0.2096   0.00880   0.00368  -0.1451   0.8815   0.4613
  -2.750   0.2418   0.00877   0.00365  -0.1459   0.8793   0.4697
  -2.500   0.2748   0.00871   0.00364  -0.1468   0.8772   0.4784
  -2.250   0.3073   0.00868   0.00361  -0.1476   0.8743   0.4864
  -2.000   0.3359   0.00866   0.00361  -0.1476   0.8665   0.4919
  -1.750   0.3694   0.00853   0.00347  -0.1483   0.8580   0.4989
  -1.500   0.3983   0.00850   0.00343  -0.1482   0.8450   0.5056
  -1.250   0.4283   0.00847   0.00333  -0.1483   0.8285   0.5101
  -1.000   0.4581   0.00846   0.00330  -0.1483   0.8111   0.5152
  -0.750   0.4879   0.00849   0.00331  -0.1484   0.7953   0.5222
  -0.500   0.5173   0.00857   0.00333  -0.1484   0.7786   0.5293
  -0.250   0.5457   0.00866   0.00334  -0.1482   0.7560   0.5338
   0.000   0.5728   0.00879   0.00340  -0.1477   0.7268   0.5375
   0.250   0.5966   0.00905   0.00348  -0.1466   0.6727   0.5406
   0.500   0.6040   0.01004   0.00383  -0.1422   0.5478   0.5435
   0.750   0.6169   0.01090   0.00424  -0.1391   0.4535   0.5464
   1.000   0.6335   0.01161   0.00458  -0.1369   0.3772   0.5493
   1.250   0.6523   0.01222   0.00489  -0.1351   0.3130   0.5517
   1.500   0.6729   0.01275   0.00516  -0.1337   0.2629   0.5540
   1.750   0.6947   0.01319   0.00543  -0.1324   0.2246   0.5569
   2.000   0.7174   0.01357   0.00569  -0.1313   0.1955   0.5597
   2.250   0.7406   0.01391   0.00595  -0.1303   0.1752   0.5622
   2.500   0.7643   0.01421   0.00619  -0.1294   0.1604   0.5648
   2.750   0.7877   0.01450   0.00643  -0.1283   0.1486   0.5676
   3.000   0.8100   0.01479   0.00667  -0.1271   0.1388   0.5706
   3.250   0.8316   0.01510   0.00693  -0.1257   0.1300   0.5734
   3.500   0.8538   0.01539   0.00718  -0.1245   0.1215   0.5758
   3.750   0.8765   0.01569   0.00744  -0.1234   0.1144   0.5780
   4.000   0.8998   0.01601   0.00774  -0.1224   0.1078   0.5807
   4.250   0.9238   0.01629   0.00804  -0.1215   0.1022   0.5834
   4.500   0.9474   0.01662   0.00835  -0.1206   0.0968   0.5863
   4.750   0.9710   0.01694   0.00867  -0.1197   0.0915   0.5895
   5.000   0.9945   0.01728   0.00900  -0.1187   0.0865   0.5926
   5.250   1.0176   0.01764   0.00933  -0.1177   0.0813   0.5954
   5.500   1.0408   0.01799   0.00967  -0.1168   0.0760   0.5980
   5.750   1.0635   0.01838   0.01003  -0.1157   0.0704   0.6003
   6.000   1.0859   0.01877   0.01042  -0.1147   0.0644   0.6031
   6.250   1.1080   0.01919   0.01083  -0.1135   0.0584   0.6062
   6.500   1.1296   0.01965   0.01128  -0.1124   0.0528   0.6095
   6.750   1.1508   0.02013   0.01175  -0.1111   0.0476   0.6129
   7.000   1.1716   0.02064   0.01225  -0.1098   0.0430   0.6161
   7.250   1.1922   0.02117   0.01277  -0.1085   0.0388   0.6191
   7.500   1.2124   0.02172   0.01330  -0.1071   0.0352   0.6219
   8.000   1.2523   0.02286   0.01445  -0.1044   0.0298   0.6276
   8.250   1.2717   0.02347   0.01508  -0.1029   0.0279   0.6309
   8.500   1.2912   0.02405   0.01570  -0.1015   0.0263   0.6347
   8.750   1.3100   0.02470   0.01638  -0.1000   0.0249   0.6385
   9.000   1.3288   0.02533   0.01704  -0.0985   0.0239   0.6423
   9.250   1.3471   0.02599   0.01773  -0.0970   0.0229   0.6457
   9.500   1.3649   0.02670   0.01847  -0.0954   0.0219   0.6487
   9.750   1.3822   0.02745   0.01927  -0.0939   0.0212   0.6523
  10.000   1.3995   0.02817   0.02006  -0.0923   0.0206   0.6561
  10.250   1.4162   0.02894   0.02088  -0.0906   0.0200   0.6601
  10.500   1.4325   0.02975   0.02174  -0.0890   0.0194   0.6642
  10.750   1.4477   0.03064   0.02267  -0.0873   0.0189   0.6683
  11.000   1.4621   0.03159   0.02367  -0.0855   0.0185   0.6724
  11.250   1.4761   0.03258   0.02473  -0.0837   0.0181   0.6770
  11.500   1.4900   0.03355   0.02579  -0.0819   0.0178   0.6818
  11.750   1.5034   0.03459   0.02690  -0.0802   0.0174   0.6866
  12.000   1.5161   0.03569   0.02807  -0.0784   0.0171   0.6911
  12.250   1.5279   0.03686   0.02932  -0.0766   0.0168   0.6955
  12.500   1.5391   0.03808   0.03064  -0.0748   0.0165   0.7005
  12.750   1.5492   0.03941   0.03205  -0.0730   0.0163   0.7059
  13.000   1.5588   0.04082   0.03353  -0.0712   0.0160   0.7116
  13.250   1.5666   0.04238   0.03518  -0.0694   0.0158   0.7173
  13.500   1.5737   0.04405   0.03695  -0.0676   0.0156   0.7240
  13.750   1.5785   0.04595   0.03894  -0.0658   0.0154   0.7310
  14.000   1.5826   0.04799   0.04107  -0.0641   0.0153   0.7378
  14.250   1.5882   0.04994   0.04315  -0.0626   0.0151   0.7453
  14.500   1.5923   0.05211   0.04544  -0.0612   0.0150   0.7533
  14.750   1.5960   0.05437   0.04782  -0.0600   0.0149   0.7615
  15.000   1.5980   0.05688   0.05047  -0.0588   0.0148   0.7711
  15.250   1.5986   0.05961   0.05334  -0.0578   0.0147   0.7812
  15.500   1.5983   0.06257   0.05644  -0.0571   0.0146   0.7934
  15.750   1.5966   0.06578   0.05981  -0.0565   0.0145   0.8075
  16.000   1.5933   0.06930   0.06350  -0.0562   0.0143   0.8254
  16.250   1.5877   0.07312   0.06751  -0.0561   0.0143   0.8496
  16.500   1.5790   0.07711   0.07171  -0.0558   0.0142   0.8895
  16.750   1.5629   0.08113   0.07591  -0.0548   0.0141   1.0001
  17.000   1.5529   0.08640   0.08132  -0.0563   0.0141   1.0001
  17.250   1.5403   0.09233   0.08740  -0.0585   0.0140   1.0001
  17.500   1.5259   0.09874   0.09397  -0.0612   0.0140   1.0001
  17.750   1.5077   0.10602   0.10142  -0.0647   0.0139   1.0001
  18.000   1.4879   0.11382   0.10938  -0.0688   0.0139   1.0001
  18.250   1.4663   0.12214   0.11787  -0.0734   0.0139   1.0001
  18.500   1.4438   0.13075   0.12665  -0.0786   0.0139   1.0001
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