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Curtis C-72 (curtisc72-il) Xfoil prediction polar at RE=500,000 Ncrit=5


Details Polar file
Airfoil: Curtis C-72 (curtisc72-il)
Reynolds number: 500,000
Max Cl/Cd: 95.45 at α=4.75°
Description: Mach=0 Ncrit=5
Source: Xfoil prediction
Download polar: xf-curtisc72-il-500000-n5.txt
Download as CSV file: xf-curtisc72-il-500000-n5.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: Curtis C-72                                     
  
 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
  ------ -------- --------- --------- -------- -------- --------
 -15.750  -0.4430   0.14257   0.13999  -0.0214   1.0000   0.0138
 -15.500  -0.4385   0.13894   0.13637  -0.0229   1.0000   0.0143
 -14.000  -0.8123   0.03807   0.03490  -0.0883   1.0000   0.0201
 -13.750  -0.8039   0.03634   0.03308  -0.0888   0.9986   0.0203
 -13.500  -0.7782   0.03461   0.03124  -0.0918   0.9952   0.0206
 -13.250  -0.7540   0.03276   0.02925  -0.0943   0.9913   0.0209
 -13.000  -0.7293   0.03093   0.02723  -0.0966   0.9872   0.0213
 -12.750  -0.7024   0.02911   0.02520  -0.0990   0.9843   0.0219
 -12.500  -0.6789   0.02740   0.02327  -0.1002   0.9788   0.0225
 -12.250  -0.6527   0.02570   0.02131  -0.1018   0.9748   0.0231
 -12.000  -0.6272   0.02428   0.01964  -0.1026   0.9697   0.0235
 -11.750  -0.6001   0.02327   0.01842  -0.1033   0.9643   0.0239
 -11.500  -0.5735   0.02160   0.01658  -0.1044   0.9600   0.0244
 -11.250  -0.5481   0.02067   0.01557  -0.1045   0.9532   0.0248
 -11.000  -0.5196   0.01983   0.01464  -0.1051   0.9482   0.0252
 -10.750  -0.4928   0.01906   0.01376  -0.1053   0.9417   0.0256
 -10.500  -0.4653   0.01836   0.01297  -0.1055   0.9353   0.0261
 -10.250  -0.4379   0.01770   0.01220  -0.1056   0.9291   0.0266
 -10.000  -0.4115   0.01703   0.01141  -0.1054   0.9216   0.0271
  -9.750  -0.3844   0.01635   0.01059  -0.1053   0.9153   0.0275
  -9.500  -0.3585   0.01573   0.00986  -0.1050   0.9075   0.0279
  -9.250  -0.3317   0.01516   0.00917  -0.1048   0.9007   0.0282
  -9.000  -0.3054   0.01467   0.00858  -0.1044   0.8932   0.0286
  -8.750  -0.2785   0.01427   0.00807  -0.1042   0.8860   0.0289
  -8.500  -0.2517   0.01388   0.00760  -0.1038   0.8788   0.0292
  -8.250  -0.2260   0.01315   0.00679  -0.1035   0.8711   0.0297
  -8.000  -0.1997   0.01263   0.00621  -0.1031   0.8639   0.0302
  -7.750  -0.1731   0.01221   0.00574  -0.1028   0.8559   0.0306
  -7.500  -0.1461   0.01185   0.00532  -0.1025   0.8486   0.0311
  -7.250  -0.1191   0.01153   0.00495  -0.1023   0.8403   0.0315
  -7.000  -0.0919   0.01124   0.00460  -0.1020   0.8327   0.0321
  -6.750  -0.0647   0.01097   0.00428  -0.1017   0.8241   0.0326
  -6.500  -0.0373   0.01072   0.00397  -0.1015   0.8160   0.0332
  -6.250  -0.0098   0.01051   0.00370  -0.1013   0.8071   0.0340
  -6.000   0.0177   0.01031   0.00345  -0.1010   0.7980   0.0347
  -5.750   0.0450   0.01015   0.00320  -0.1007   0.7875   0.0353
  -5.500   0.0723   0.00996   0.00295  -0.1004   0.7750   0.0361
  -5.250   0.0996   0.00979   0.00271  -0.1001   0.7619   0.0374
  -5.000   0.1268   0.00966   0.00252  -0.0998   0.7486   0.0388
  -4.750   0.1540   0.00956   0.00235  -0.0995   0.7343   0.0407
  -4.500   0.1813   0.00948   0.00221  -0.0993   0.7213   0.0433
  -4.250   0.2088   0.00935   0.00209  -0.0991   0.7105   0.0523
  -4.000   0.2363   0.00921   0.00200  -0.0989   0.7006   0.0740
  -3.750   0.2638   0.00911   0.00191  -0.0988   0.6903   0.0912
  -3.500   0.2912   0.00900   0.00183  -0.0986   0.6795   0.1130
  -3.250   0.3186   0.00882   0.00177  -0.0986   0.6699   0.1553
  -3.000   0.3458   0.00869   0.00172  -0.0984   0.6598   0.1985
  -2.750   0.3731   0.00853   0.00168  -0.0983   0.6486   0.2500
  -2.500   0.4000   0.00832   0.00167  -0.0982   0.6372   0.3253
  -2.250   0.4269   0.00821   0.00170  -0.0981   0.6262   0.3881
  -2.000   0.4542   0.00816   0.00174  -0.0979   0.6150   0.4368
  -1.750   0.4813   0.00813   0.00179  -0.0978   0.6035   0.4816
  -1.500   0.5083   0.00813   0.00184  -0.0976   0.5909   0.5163
  -1.250   0.5354   0.00817   0.00188  -0.0974   0.5773   0.5364
  -1.000   0.5623   0.00822   0.00192  -0.0971   0.5636   0.5568
  -0.750   0.5890   0.00824   0.00199  -0.0969   0.5499   0.5875
  -0.500   0.6154   0.00824   0.00207  -0.0966   0.5356   0.6294
  -0.250   0.6413   0.00823   0.00215  -0.0962   0.5198   0.6778
   0.000   0.6661   0.00819   0.00224  -0.0956   0.5027   0.7385
   0.250   0.6987   0.00787   0.00234  -0.0963   0.4843   1.0000
   0.500   0.7248   0.00806   0.00244  -0.0960   0.4671   1.0000
   0.750   0.7507   0.00826   0.00255  -0.0957   0.4488   1.0000
   1.000   0.7763   0.00849   0.00267  -0.0954   0.4296   1.0000
   1.250   0.8019   0.00872   0.00281  -0.0950   0.4117   1.0000
   1.500   0.8275   0.00896   0.00295  -0.0947   0.3951   1.0000
   1.750   0.8530   0.00921   0.00312  -0.0944   0.3788   1.0000
   2.000   0.8782   0.00947   0.00329  -0.0941   0.3625   1.0000
   2.250   0.9032   0.00976   0.00348  -0.0937   0.3459   1.0000
   2.500   0.9284   0.01003   0.00368  -0.0934   0.3311   1.0000
   2.750   0.9539   0.01027   0.00387  -0.0931   0.3193   1.0000
   3.000   0.9793   0.01052   0.00407  -0.0928   0.3105   1.0000
   3.250   1.0053   0.01071   0.00426  -0.0926   0.3037   1.0000
   3.500   1.0307   0.01095   0.00448  -0.0924   0.2968   1.0000
   3.750   1.0565   0.01115   0.00468  -0.0922   0.2897   1.0000
   4.000   1.0815   0.01141   0.00492  -0.0919   0.2812   1.0000
   4.250   1.1070   0.01162   0.00515  -0.0917   0.2735   1.0000
   4.500   1.1317   0.01189   0.00539  -0.0914   0.2654   1.0000
   4.750   1.1569   0.01212   0.00564  -0.0911   0.2574   1.0000
   5.000   1.1812   0.01241   0.00592  -0.0907   0.2483   1.0000
   5.250   1.2055   0.01269   0.00619  -0.0904   0.2378   1.0000
   5.500   1.2289   0.01303   0.00650  -0.0899   0.2238   1.0000
   5.750   1.2504   0.01351   0.00687  -0.0892   0.2021   1.0000
   6.000   1.2697   0.01414   0.00735  -0.0881   0.1742   1.0000
   6.250   1.2873   0.01489   0.00792  -0.0869   0.1462   1.0000
   6.500   1.3052   0.01560   0.00849  -0.0857   0.1237   1.0000
   6.750   1.3241   0.01619   0.00903  -0.0846   0.1102   1.0000
   7.000   1.3434   0.01673   0.00954  -0.0836   0.1006   1.0000
   7.250   1.3615   0.01730   0.01008  -0.0823   0.0923   1.0000
   7.500   1.3788   0.01783   0.01061  -0.0810   0.0853   1.0000
   7.750   1.3955   0.01839   0.01118  -0.0796   0.0790   1.0000
   8.000   1.4111   0.01903   0.01181  -0.0780   0.0715   1.0000
   8.250   1.4267   0.01967   0.01245  -0.0766   0.0638   1.0000
   8.500   1.4398   0.02047   0.01321  -0.0749   0.0535   1.0000
   8.750   1.4499   0.02147   0.01414  -0.0728   0.0421   1.0000
   9.000   1.4595   0.02253   0.01517  -0.0708   0.0334   1.0000
   9.250   1.4690   0.02362   0.01627  -0.0690   0.0276   1.0000
   9.500   1.4783   0.02476   0.01743  -0.0672   0.0235   1.0000
   9.750   1.4882   0.02589   0.01860  -0.0656   0.0206   1.0000
  10.000   1.4973   0.02711   0.01987  -0.0641   0.0186   1.0000
  10.250   1.5066   0.02836   0.02118  -0.0627   0.0172   1.0000
  10.500   1.5141   0.02978   0.02267  -0.0613   0.0160   1.0000
  10.750   1.5215   0.03127   0.02423  -0.0600   0.0152   1.0000
  11.000   1.5291   0.03279   0.02584  -0.0589   0.0145   1.0000
  11.250   1.5352   0.03449   0.02761  -0.0578   0.0138   1.0000
  11.500   1.5397   0.03639   0.02959  -0.0568   0.0132   1.0000
  11.750   1.5424   0.03854   0.03182  -0.0558   0.0126   1.0000
  12.000   1.5435   0.04091   0.03428  -0.0550   0.0122   1.0000
  12.250   1.5468   0.04314   0.03662  -0.0544   0.0118   1.0000
  12.500   1.5484   0.04563   0.03922  -0.0539   0.0115   1.0000
  12.750   1.5487   0.04832   0.04202  -0.0535   0.0112   1.0000
  13.000   1.5477   0.05126   0.04507  -0.0534   0.0109   1.0000
  13.250   1.5455   0.05446   0.04838  -0.0534   0.0106   1.0000
  13.500   1.5420   0.05794   0.05196  -0.0535   0.0104   1.0000
  13.750   1.5367   0.06173   0.05587  -0.0539   0.0102   1.0000
  14.000   1.5301   0.06586   0.06011  -0.0545   0.0100   1.0000
  14.250   1.5216   0.07037   0.06473  -0.0553   0.0098   1.0000
  14.500   1.5111   0.07526   0.06975  -0.0564   0.0097   1.0000
  14.750   1.4987   0.08057   0.07518  -0.0577   0.0096   1.0000
  15.000   1.4872   0.08591   0.08064  -0.0592   0.0094   1.0000
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