Airfoil Tools
Search 1638 airfoils Google+
You have 0 airfoils loaded.
Your Reynold number range is 50,000 to 1,000,000. (set)

GOE 399 AIRFOIL (goe399-il) Xfoil prediction polar at RE=100,000 Ncrit=5


Details Polar file
Airfoil: GOE 399 AIRFOIL (goe399-il)
Reynolds number: 100,000
Max Cl/Cd: 60.35 at α=5.5°
Description: Mach=0 Ncrit=5
Source: Xfoil prediction
Download polar: xf-goe399-il-100000-n5.txt
Download as CSV file: xf-goe399-il-100000-n5.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: GOE 399 AIRFOIL                                 
  
 1 1 Reynolds number fixed          Mach number fixed         
  
 xtrf =   1.000 (top)        1.000 (bottom)  
 Mach =   0.000     Re =     0.100 e 6     Ncrit =   5.000
  
   alpha    CL        CD       CDp       CM     Top_Xtr  Bot_Xtr
  ------ -------- --------- --------- -------- -------- --------
  -8.250  -0.3438   0.10062   0.09579  -0.0304   1.0000   0.0390
  -8.000  -0.3478   0.09870   0.09397  -0.0311   1.0000   0.0392
  -7.750  -0.3513   0.09664   0.09200  -0.0322   1.0000   0.0393
  -7.500  -0.3498   0.09396   0.08939  -0.0340   1.0000   0.0394
  -7.250  -0.3471   0.09109   0.08657  -0.0355   1.0000   0.0395
  -7.000  -0.3440   0.08811   0.08363  -0.0369   1.0000   0.0395
  -6.750  -0.3405   0.08500   0.08056  -0.0379   1.0000   0.0396
  -6.500  -0.3370   0.08182   0.07740  -0.0384   1.0000   0.0396
  -6.250  -0.3335   0.07866   0.07427  -0.0385   1.0000   0.0396
  -5.750  -0.3307   0.07140   0.06714  -0.0321   0.9976   0.0355
  -5.500  -0.2967   0.06486   0.06047  -0.0416   0.9895   0.0316
  -5.250  -0.2635   0.06018   0.05566  -0.0485   0.9820   0.0336
  -5.000  -0.2269   0.05500   0.05031  -0.0561   0.9747   0.0351
  -4.750  -0.1903   0.04949   0.04457  -0.0628   0.9672   0.0346
  -4.500  -0.1547   0.04427   0.03906  -0.0683   0.9592   0.0348
  -4.250  -0.1125   0.03841   0.03266  -0.0741   0.9533   0.0382
  -4.000  -0.0782   0.03337   0.02694  -0.0768   0.9450   0.0396
  -3.750  -0.0461   0.03117   0.02465  -0.0795   0.9396   0.0429
  -3.500  -0.0149   0.02887   0.02194  -0.0808   0.9311   0.0475
  -3.250   0.0220   0.02571   0.01809  -0.0826   0.9249   0.0501
  -3.000   0.0525   0.02392   0.01588  -0.0833   0.9143   0.0545
  -2.750   0.0849   0.02227   0.01389  -0.0841   0.9040   0.0562
  -2.500   0.1194   0.02079   0.01204  -0.0851   0.8949   0.0583
  -2.250   0.1501   0.01964   0.01058  -0.0853   0.8841   0.0606
  -2.000   0.1804   0.01898   0.00959  -0.0854   0.8741   0.0652
  -1.750   0.2114   0.01799   0.00851  -0.0859   0.8657   0.0682
  -1.500   0.2412   0.01723   0.00766  -0.0860   0.8561   0.0700
  -1.250   0.2696   0.01661   0.00696  -0.0859   0.8457   0.0726
  -1.000   0.2986   0.01605   0.00633  -0.0858   0.8361   0.0764
  -0.750   0.3277   0.01552   0.00572  -0.0857   0.8267   0.0817
  -0.500   0.3549   0.01515   0.00532  -0.0854   0.8154   0.0910
  -0.250   0.3831   0.01482   0.00496  -0.0852   0.8047   0.1063
   0.000   0.4121   0.01446   0.00473  -0.0853   0.7944   0.1450
   0.500   0.4906   0.01228   0.00440  -0.0899   0.7731   1.0000
   0.750   0.5171   0.01238   0.00432  -0.0893   0.7611   1.0000
   1.000   0.5436   0.01249   0.00428  -0.0888   0.7492   1.0000
   1.250   0.5700   0.01261   0.00428  -0.0882   0.7372   1.0000
   1.500   0.5962   0.01273   0.00428  -0.0877   0.7249   1.0000
   1.750   0.6218   0.01287   0.00434  -0.0870   0.7115   1.0000
   2.000   0.6472   0.01302   0.00442  -0.0863   0.6977   1.0000
   2.250   0.6725   0.01318   0.00452  -0.0856   0.6831   1.0000
   2.500   0.6976   0.01333   0.00461  -0.0848   0.6674   1.0000
   2.750   0.7221   0.01349   0.00473  -0.0840   0.6495   1.0000
   3.000   0.7467   0.01366   0.00489  -0.0831   0.6315   1.0000
   3.250   0.7713   0.01385   0.00504  -0.0823   0.6144   1.0000
   3.500   0.7961   0.01405   0.00523  -0.0816   0.5981   1.0000
   3.750   0.8208   0.01426   0.00546  -0.0808   0.5822   1.0000
   4.000   0.8454   0.01450   0.00569  -0.0801   0.5666   1.0000
   4.250   0.8698   0.01475   0.00596  -0.0793   0.5499   1.0000
   4.500   0.8935   0.01501   0.00623  -0.0784   0.5304   1.0000
   4.750   0.9166   0.01530   0.00650  -0.0773   0.5090   1.0000
   5.000   0.9394   0.01562   0.00681  -0.0763   0.4867   1.0000
   5.250   0.9626   0.01597   0.00718  -0.0753   0.4689   1.0000
   5.500   0.9861   0.01634   0.00760  -0.0745   0.4538   1.0000
   5.750   1.0083   0.01675   0.00806  -0.0734   0.4334   1.0000
   6.000   1.0291   0.01720   0.00850  -0.0721   0.4076   1.0000
   6.250   1.0503   0.01763   0.00901  -0.0709   0.3821   1.0000
   6.500   1.0717   0.01806   0.00957  -0.0697   0.3591   1.0000
   6.750   1.0909   0.01858   0.01016  -0.0682   0.3213   1.0000
   7.000   1.1031   0.01964   0.01081  -0.0659   0.2387   1.0000
   7.250   1.1049   0.02204   0.01220  -0.0628   0.1098   1.0000
   7.500   1.1162   0.02363   0.01360  -0.0606   0.0769   1.0000
   7.750   1.1281   0.02505   0.01500  -0.0585   0.0603   1.0000
   8.000   1.1384   0.02653   0.01658  -0.0561   0.0468   1.0000
   8.250   1.1478   0.02798   0.01814  -0.0536   0.0371   1.0000
   8.500   1.1552   0.02951   0.01977  -0.0509   0.0325   1.0000
   8.750   1.1630   0.03088   0.02128  -0.0482   0.0288   1.0000
   9.000   1.1682   0.03231   0.02277  -0.0455   0.0259   1.0000
   9.250   1.1737   0.03390   0.02455  -0.0427   0.0240   1.0000
   9.500   1.1796   0.03571   0.02650  -0.0401   0.0226   1.0000
   9.750   1.1881   0.03765   0.02858  -0.0379   0.0213   1.0000
  10.000   1.1980   0.03956   0.03062  -0.0360   0.0201   1.0000
  10.250   1.2063   0.04149   0.03266  -0.0343   0.0187   1.0000
  10.500   1.2140   0.04425   0.03555  -0.0327   0.0172   1.0000
  10.750   1.2253   0.04717   0.03872  -0.0313   0.0166   1.0000
  11.000   1.2329   0.05017   0.04204  -0.0296   0.0163   1.0000
  11.250   1.2356   0.05334   0.04554  -0.0279   0.0160   1.0000
  11.500   1.2334   0.05681   0.04934  -0.0263   0.0158   1.0000
  11.750   1.2277   0.06040   0.05324  -0.0249   0.0157   1.0000
  12.000   1.2181   0.06439   0.05753  -0.0240   0.0156   1.0000
  12.250   1.2063   0.06866   0.06209  -0.0237   0.0156   1.0000
  12.500   1.1924   0.07334   0.06703  -0.0241   0.0155   1.0000
  12.750   1.1764   0.07852   0.07247  -0.0252   0.0155   1.0000
  13.000   1.1600   0.08405   0.07823  -0.0270   0.0155   1.0000
  13.250   1.1424   0.09015   0.08454  -0.0296   0.0156   1.0000
  13.500   1.1241   0.09683   0.09141  -0.0330   0.0157   1.0000
  13.750   1.1046   0.10429   0.09906  -0.0372   0.0158   1.0000
  14.000   1.0864   0.11209   0.10700  -0.0420   0.0160   1.0000
<< Back to GOE 399 AIRFOIL (goe399-il)

Polar data table (+)

Polar graphs


<< Back to GOE 399 AIRFOIL (goe399-il)