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Gottingen 765 airfoil (recovered). Thick: .144 LE radius: 0.02062 LE slope: 0.17300 (goe765-il) Xfoil prediction polar at RE=1,000,000 Ncrit=5


Details Polar file
Airfoil: Gottingen 765 airfoil (recovered). Thick: .144 LE radius: 0.02062 LE slope: 0.17300 (goe765-il)
Reynolds number: 1,000,000
Max Cl/Cd: 79.57 at α=7.75°
Description: Mach=0 Ncrit=5
Source: Xfoil prediction
Download polar: xf-goe765-il-1000000-n5.txt
Download as CSV file: xf-goe765-il-1000000-n5.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: Gottingen 765 airfoil (recovered). Thick: .144 L
  
 1 1 Reynolds number fixed          Mach number fixed         
  
 xtrf =   1.000 (top)        1.000 (bottom)  
 Mach =   0.000     Re =     1.000 e 6     Ncrit =   5.000
  
   alpha    CL        CD       CDp       CM     Top_Xtr  Bot_Xtr
  ------ -------- --------- --------- -------- -------- --------
 -19.500  -1.1571   0.09636   0.09320  -0.0217   1.0000   0.0148
 -19.250  -1.2382   0.07944   0.07601  -0.0314   1.0000   0.0147
 -19.000  -1.2965   0.06556   0.06187  -0.0401   1.0000   0.0146
 -18.750  -1.3289   0.05626   0.05236  -0.0463   1.0000   0.0146
 -18.500  -1.3475   0.05011   0.04603  -0.0497   1.0000   0.0146
 -18.250  -1.3502   0.04665   0.04246  -0.0511   1.0000   0.0148
 -18.000  -1.3599   0.04275   0.03843  -0.0521   1.0000   0.0149
 -17.750  -1.3669   0.03956   0.03512  -0.0522   1.0000   0.0149
 -17.500  -1.3704   0.03696   0.03243  -0.0517   1.0000   0.0151
 -17.250  -1.3714   0.03480   0.03018  -0.0507   1.0000   0.0153
 -17.000  -1.3699   0.03297   0.02827  -0.0495   1.0000   0.0154
 -16.750  -1.3666   0.03138   0.02660  -0.0480   1.0000   0.0156
 -16.500  -1.3614   0.03001   0.02516  -0.0464   1.0000   0.0158
 -16.250  -1.3548   0.02879   0.02388  -0.0447   1.0000   0.0160
 -16.000  -1.3474   0.02767   0.02269  -0.0429   1.0000   0.0162
 -15.750  -1.3392   0.02664   0.02159  -0.0410   1.0000   0.0164
 -15.500  -1.3291   0.02574   0.02063  -0.0392   1.0000   0.0166
 -15.250  -1.3191   0.02487   0.01969  -0.0372   1.0000   0.0168
 -15.000  -1.3075   0.02410   0.01886  -0.0353   1.0000   0.0170
 -14.750  -1.2950   0.02340   0.01810  -0.0334   1.0000   0.0173
 -14.500  -1.2838   0.02263   0.01726  -0.0313   1.0000   0.0173
 -14.250  -1.2696   0.02204   0.01661  -0.0295   1.0000   0.0176
 -14.000  -1.2578   0.02129   0.01583  -0.0273   1.0000   0.0180
 -13.750  -1.2443   0.02065   0.01515  -0.0252   1.0000   0.0182
 -13.500  -1.2298   0.02006   0.01452  -0.0233   1.0000   0.0185
 -13.250  -1.2145   0.01953   0.01395  -0.0214   1.0000   0.0189
 -13.000  -1.1983   0.01903   0.01342  -0.0196   1.0000   0.0192
 -12.750  -1.1816   0.01857   0.01292  -0.0178   1.0000   0.0195
 -12.500  -1.1649   0.01810   0.01241  -0.0159   1.0000   0.0198
 -12.250  -1.1471   0.01769   0.01197  -0.0142   1.0000   0.0202
 -12.000  -1.1038   0.01709   0.01130  -0.0179   0.9477   0.0207
 -11.750  -1.0689   0.01656   0.01064  -0.0199   0.9027   0.0213
 -11.250  -1.0350   0.01595   0.00982  -0.0158   0.8548   0.0222
 -11.000  -1.0169   0.01565   0.00944  -0.0139   0.8390   0.0228
 -10.750  -0.9978   0.01535   0.00907  -0.0122   0.8259   0.0234
 -10.500  -0.9783   0.01507   0.00871  -0.0106   0.8140   0.0238
 -10.250  -0.9589   0.01476   0.00834  -0.0090   0.8027   0.0245
 -10.000  -0.9388   0.01444   0.00798  -0.0074   0.7926   0.0252
  -9.750  -0.9185   0.01416   0.00765  -0.0059   0.7826   0.0260
  -9.500  -0.8974   0.01388   0.00733  -0.0046   0.7733   0.0268
  -9.250  -0.8762   0.01364   0.00703  -0.0032   0.7640   0.0275
  -9.000  -0.8545   0.01337   0.00673  -0.0019   0.7551   0.0283
  -8.750  -0.8331   0.01312   0.00644  -0.0005   0.7461   0.0294
  -8.500  -0.8108   0.01288   0.00618   0.0006   0.7382   0.0306
  -8.250  -0.7886   0.01269   0.00593   0.0019   0.7294   0.0317
  -8.000  -0.7660   0.01245   0.00567   0.0030   0.7219   0.0330
  -7.750  -0.7432   0.01223   0.00543   0.0041   0.7132   0.0345
  -7.500  -0.7198   0.01204   0.00520   0.0051   0.7058   0.0360
  -7.250  -0.6961   0.01183   0.00497   0.0060   0.6973   0.0376
  -7.000  -0.6723   0.01163   0.00474   0.0070   0.6894   0.0394
  -6.750  -0.6479   0.01145   0.00454   0.0078   0.6814   0.0413
  -6.500  -0.6239   0.01126   0.00433   0.0086   0.6731   0.0437
  -6.250  -0.5993   0.01108   0.00414   0.0094   0.6651   0.0460
  -6.000  -0.5749   0.01091   0.00395   0.0102   0.6561   0.0488
  -5.750  -0.5503   0.01074   0.00377   0.0110   0.6479   0.0520
  -5.500  -0.5255   0.01059   0.00360   0.0118   0.6384   0.0550
  -5.250  -0.5007   0.01043   0.00343   0.0125   0.6305   0.0589
  -5.000  -0.4758   0.01028   0.00327   0.0132   0.6218   0.0632
  -4.750  -0.4509   0.01014   0.00313   0.0140   0.6140   0.0684
  -4.500  -0.4259   0.00998   0.00298   0.0147   0.6056   0.0737
  -4.250  -0.4008   0.00986   0.00285   0.0154   0.5982   0.0802
  -4.000  -0.3756   0.00970   0.00272   0.0160   0.5909   0.0874
  -3.750  -0.3506   0.00958   0.00260   0.0167   0.5821   0.0945
  -3.500  -0.3252   0.00946   0.00249   0.0174   0.5742   0.1032
  -3.250  -0.3001   0.00933   0.00238   0.0180   0.5659   0.1132
  -3.000  -0.2750   0.00920   0.00228   0.0187   0.5575   0.1247
  -2.750  -0.2500   0.00908   0.00218   0.0194   0.5484   0.1373
  -2.500  -0.2250   0.00896   0.00210   0.0201   0.5408   0.1528
  -2.250  -0.1998   0.00885   0.00202   0.0208   0.5317   0.1674
  -2.000  -0.1749   0.00874   0.00195   0.0215   0.5227   0.1847
  -1.750  -0.1499   0.00863   0.00188   0.0222   0.5140   0.2044
  -1.250  -0.1006   0.00840   0.00177   0.0237   0.4955   0.2522
  -1.000  -0.0759   0.00830   0.00172   0.0244   0.4869   0.2769
  -0.750  -0.0518   0.00817   0.00168   0.0252   0.4774   0.3086
  -0.500  -0.0281   0.00803   0.00163   0.0262   0.4683   0.3449
  -0.250  -0.0055   0.00786   0.00159   0.0273   0.4586   0.3926
   0.000   0.0134   0.00751   0.00152   0.0291   0.4504   0.4760
   0.250   0.0248   0.00699   0.00143   0.0326   0.4418   0.6021
   0.500   0.0336   0.00656   0.00136   0.0368   0.4339   0.7088
   0.750   0.0441   0.00621   0.00138   0.0408   0.4256   0.8086
   1.000   0.0708   0.00616   0.00148   0.0413   0.4167   0.8601
   1.250   0.1031   0.00624   0.00158   0.0405   0.4058   0.8825
   1.500   0.1322   0.00632   0.00166   0.0404   0.3975   0.8961
   1.750   0.1654   0.00647   0.00177   0.0394   0.3869   0.9065
   2.000   0.1943   0.00656   0.00184   0.0393   0.3788   0.9137
   2.500   0.2460   0.00680   0.00202   0.0404   0.3624   0.9268
   2.750   0.2837   0.00699   0.00216   0.0383   0.3525   0.9297
   3.000   0.3182   0.00714   0.00229   0.0369   0.3444   0.9327
   3.250   0.3489   0.00732   0.00243   0.0364   0.3361   0.9366
   3.500   0.3646   0.00741   0.00251   0.0392   0.3302   0.9426
   3.750   0.3991   0.00758   0.00263   0.0377   0.3212   0.9437
   4.000   0.4320   0.00772   0.00274   0.0366   0.3140   0.9445
   4.250   0.4642   0.00785   0.00285   0.0356   0.3056   0.9453
   4.500   0.4956   0.00800   0.00296   0.0347   0.2981   0.9460
   4.750   0.5265   0.00815   0.00308   0.0340   0.2889   0.9469
   5.000   0.5565   0.00831   0.00321   0.0335   0.2810   0.9480
   5.250   0.5852   0.00847   0.00334   0.0332   0.2722   0.9493
   5.500   0.6122   0.00863   0.00347   0.0333   0.2640   0.9510
   5.750   0.6210   0.00875   0.00357   0.0374   0.2559   0.9569
   6.000   0.6524   0.00894   0.00372   0.0364   0.2468   0.9574
   6.250   0.6828   0.00917   0.00390   0.0357   0.2360   0.9579
   6.500   0.7132   0.00937   0.00407   0.0349   0.2260   0.9584
   6.750   0.7430   0.00962   0.00428   0.0343   0.2150   0.9591
   7.000   0.7720   0.00990   0.00450   0.0337   0.2032   0.9598
   7.250   0.8003   0.01018   0.00474   0.0333   0.1912   0.9606
   7.500   0.8281   0.01044   0.00496   0.0330   0.1811   0.9616
   7.750   0.8546   0.01074   0.00522   0.0329   0.1700   0.9628
   8.000   0.8796   0.01108   0.00550   0.0331   0.1576   0.9644
   8.250   0.9006   0.01142   0.00579   0.0342   0.1469   0.9671
   8.500   0.9150   0.01167   0.00602   0.0367   0.1387   0.9706
   8.750   0.9422   0.01208   0.00637   0.0362   0.1263   0.9712
   9.000   0.9696   0.01247   0.00673   0.0357   0.1167   0.9719
   9.250   0.9960   0.01292   0.00712   0.0354   0.1062   0.9728
   9.500   1.0210   0.01339   0.00754   0.0353   0.0964   0.9739
   9.750   1.0453   0.01383   0.00795   0.0353   0.0884   0.9752
  10.000   1.0676   0.01430   0.00839   0.0357   0.0810   0.9769
  10.250   1.0858   0.01481   0.00887   0.0368   0.0741   0.9795
  10.750   1.1204   0.01579   0.00983   0.0393   0.0625   0.9839
  11.000   1.1407   0.01637   0.01039   0.0395   0.0569   0.9851
  11.250   1.1598   0.01699   0.01101   0.0399   0.0524   0.9867
  11.500   1.1793   0.01761   0.01164   0.0401   0.0491   0.9885
  12.000   1.2100   0.01915   0.01321   0.0414   0.0429   0.9926
  12.250   1.2250   0.02009   0.01415   0.0418   0.0400   0.9939
  12.500   1.2445   0.02096   0.01506   0.0412   0.0379   0.9950
  12.750   1.2620   0.02202   0.01613   0.0407   0.0355   0.9963
  13.000   1.2786   0.02311   0.01726   0.0403   0.0338   0.9975
  13.250   1.2943   0.02427   0.01845   0.0400   0.0321   0.9985
  13.500   1.3081   0.02564   0.01985   0.0395   0.0305   0.9993
  13.750   1.3223   0.02701   0.02126   0.0390   0.0291   0.9999
  14.000   1.3254   0.02842   0.02271   0.0405   0.0282   1.0000
  14.250   1.3262   0.02998   0.02432   0.0421   0.0273   1.0000
  14.500   1.3262   0.03171   0.02609   0.0436   0.0263   1.0000
  14.750   1.3274   0.03343   0.02786   0.0447   0.0256   1.0000
  15.000   1.3283   0.03526   0.02975   0.0458   0.0249   1.0000
  15.250   1.3281   0.03728   0.03182   0.0466   0.0241   1.0000
  15.500   1.3262   0.03953   0.03412   0.0474   0.0232   1.0000
  15.750   1.3244   0.04187   0.03651   0.0479   0.0227   1.0000
  16.000   1.3229   0.04430   0.03901   0.0482   0.0221   1.0000
  16.250   1.3213   0.04684   0.04162   0.0484   0.0217   1.0000
  16.500   1.3195   0.04949   0.04433   0.0484   0.0212   1.0000
  16.750   1.3159   0.05242   0.04734   0.0483   0.0207   1.0000
  17.000   1.3112   0.05556   0.05054   0.0480   0.0202   1.0000
  17.250   1.3054   0.05892   0.05397   0.0475   0.0197   1.0000
  17.500   1.2984   0.06252   0.05764   0.0469   0.0193   1.0000
  17.750   1.2936   0.06592   0.06111   0.0462   0.0190   1.0000
  18.000   1.2874   0.06956   0.06483   0.0454   0.0188   1.0000
  18.250   1.2803   0.07339   0.06875   0.0444   0.0184   1.0000
  18.500   1.2726   0.07739   0.07282   0.0433   0.0181   1.0000
  18.750   1.2639   0.08155   0.07706   0.0421   0.0178   1.0000
  19.000   1.2546   0.08586   0.08145   0.0408   0.0175   1.0000
  19.250   1.2452   0.09027   0.08594   0.0393   0.0172   1.0000
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