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GOE 681 AIRFOIL (goe681-il) Xfoil prediction polar at RE=500,000 Ncrit=9


Details Polar file
Airfoil: GOE 681 AIRFOIL (goe681-il)
Reynolds number: 500,000
Max Cl/Cd: 79.34 at α=3.5°
Description: Mach=0 Ncrit=9
Source: Xfoil prediction
Download polar: xf-goe681-il-500000.txt
Download as CSV file: xf-goe681-il-500000.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: GOE 681 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
  ------ -------- --------- --------- -------- -------- --------
 -14.250  -0.5738   0.07986   0.07676  -0.0756   1.0000   0.0373
 -14.000  -0.6558   0.06382   0.06046  -0.0869   1.0000   0.0368
 -13.750  -0.7042   0.05441   0.05084  -0.0937   1.0000   0.0366
 -13.500  -0.7410   0.04833   0.04458  -0.0970   1.0000   0.0365
 -13.250  -0.7735   0.04475   0.04089  -0.0965   1.0000   0.0364
 -13.000  -0.7801   0.04055   0.03645  -0.1009   0.9963   0.0364
 -12.750  -0.7730   0.03718   0.03283  -0.1046   0.9900   0.0364
 -12.500  -0.7603   0.03459   0.03003  -0.1067   0.9834   0.0365
 -12.250  -0.7470   0.03248   0.02771  -0.1075   0.9755   0.0366
 -12.000  -0.7249   0.03042   0.02546  -0.1091   0.9701   0.0367
 -11.750  -0.7037   0.02876   0.02363  -0.1098   0.9632   0.0369
 -11.500  -0.6784   0.02722   0.02192  -0.1110   0.9572   0.0371
 -11.250  -0.6460   0.02577   0.02030  -0.1133   0.9538   0.0373
 -11.000  -0.6212   0.02467   0.01905  -0.1138   0.9438   0.0374
 -10.750  -0.5872   0.02354   0.01778  -0.1159   0.9382   0.0376
 -10.500  -0.5614   0.02210   0.01625  -0.1164   0.9272   0.0379
 -10.250  -0.5313   0.02083   0.01492  -0.1176   0.9181   0.0382
 -10.000  -0.5054   0.01994   0.01397  -0.1177   0.9062   0.0385
  -9.750  -0.4822   0.01923   0.01320  -0.1172   0.8941   0.0389
  -9.500  -0.4579   0.01862   0.01251  -0.1169   0.8834   0.0393
  -9.250  -0.4377   0.01809   0.01192  -0.1156   0.8716   0.0398
  -9.000  -0.4159   0.01758   0.01132  -0.1145   0.8616   0.0402
  -8.750  -0.3953   0.01709   0.01074  -0.1133   0.8514   0.0405
  -8.500  -0.3736   0.01663   0.01020  -0.1121   0.8427   0.0409
  -8.250  -0.3529   0.01619   0.00969  -0.1108   0.8335   0.0413
  -8.000  -0.3301   0.01580   0.00919  -0.1098   0.8254   0.0416
  -7.750  -0.3091   0.01542   0.00877  -0.1084   0.8171   0.0420
  -7.500  -0.2876   0.01496   0.00823  -0.1072   0.8094   0.0424
  -7.250  -0.2674   0.01445   0.00771  -0.1058   0.8019   0.0431
  -7.000  -0.2459   0.01406   0.00729  -0.1045   0.7940   0.0437
  -6.750  -0.2223   0.01375   0.00691  -0.1036   0.7871   0.0444
  -6.500  -0.1997   0.01344   0.00659  -0.1025   0.7802   0.0452
  -6.250  -0.1762   0.01316   0.00625  -0.1015   0.7729   0.0461
  -5.750  -0.1292   0.01256   0.00558  -0.0995   0.7590   0.0487
  -5.500  -0.1050   0.01232   0.00530  -0.0986   0.7513   0.0505
  -5.000  -0.0570   0.01182   0.00476  -0.0967   0.7349   0.0559
  -4.750  -0.0323   0.01158   0.00450  -0.0959   0.7272   0.0623
  -4.500  -0.0091   0.01126   0.00426  -0.0948   0.7188   0.0783
  -4.250   0.0140   0.01091   0.00399  -0.0937   0.7104   0.1019
  -4.000   0.0375   0.01064   0.00381  -0.0928   0.7023   0.1283
  -3.750   0.0622   0.01046   0.00373  -0.0920   0.6945   0.1541
  -3.500   0.0883   0.01042   0.00368  -0.0914   0.6874   0.1729
  -3.250   0.1144   0.01037   0.00366  -0.0908   0.6799   0.1859
  -3.000   0.1401   0.01033   0.00361  -0.0902   0.6722   0.1970
  -2.750   0.1667   0.01034   0.00357  -0.0897   0.6650   0.2047
  -2.500   0.1919   0.01026   0.00352  -0.0890   0.6569   0.2136
  -2.000   0.2436   0.01022   0.00341  -0.0877   0.6414   0.2268
  -1.750   0.2689   0.01018   0.00336  -0.0869   0.6334   0.2340
  -1.500   0.2949   0.01019   0.00333  -0.0863   0.6256   0.2401
  -1.250   0.3198   0.01012   0.00326  -0.0855   0.6171   0.2471
  -1.000   0.3448   0.01011   0.00322  -0.0848   0.6096   0.2546
  -0.750   0.3705   0.01010   0.00320  -0.0841   0.6011   0.2612
  -0.500   0.3945   0.01005   0.00315  -0.0832   0.5927   0.2711
  -0.250   0.4194   0.01002   0.00313  -0.0824   0.5833   0.2801
   0.500   0.4901   0.00992   0.00307  -0.0793   0.5542   0.3231
   0.750   0.5126   0.00978   0.00307  -0.0781   0.5437   0.3599
   1.000   0.5322   0.00958   0.00311  -0.0764   0.5331   0.4402
   1.250   0.5495   0.00931   0.00314  -0.0743   0.5212   0.5467
   1.500   0.5613   0.00890   0.00322  -0.0708   0.5096   0.6994
   1.750   0.5775   0.00865   0.00339  -0.0679   0.4957   0.8481
   2.000   0.6375   0.00891   0.00368  -0.0744   0.4728   0.9327
   2.250   0.6921   0.00929   0.00391  -0.0799   0.4476   0.9569
   2.500   0.7295   0.00966   0.00413  -0.0819   0.4241   0.9718
   2.750   0.7662   0.01004   0.00435  -0.0838   0.4003   0.9826
   3.000   0.8058   0.01044   0.00459  -0.0864   0.3789   0.9903
   3.250   0.8463   0.01081   0.00482  -0.0892   0.3616   0.9966
   3.500   0.8823   0.01112   0.00502  -0.0911   0.3483   1.0000
   3.750   0.8930   0.01137   0.00518  -0.0878   0.3391   1.0000
   4.000   0.9062   0.01155   0.00532  -0.0850   0.3319   1.0000
   4.250   0.9182   0.01177   0.00548  -0.0819   0.3248   1.0000
   4.500   0.9290   0.01203   0.00567  -0.0786   0.3186   1.0000
   4.750   0.9418   0.01218   0.00582  -0.0756   0.3136   1.0000
   5.000   0.9515   0.01238   0.00598  -0.0720   0.3086   1.0000
   5.250   0.9606   0.01265   0.00619  -0.0683   0.3037   1.0000
   5.500   0.9743   0.01287   0.00640  -0.0656   0.2996   1.0000
   5.750   0.9901   0.01307   0.00660  -0.0633   0.2957   1.0000
   6.000   1.0048   0.01333   0.00684  -0.0609   0.2915   1.0000
   6.250   1.0187   0.01367   0.00712  -0.0584   0.2876   1.0000
   6.500   1.0334   0.01402   0.00745  -0.0561   0.2837   1.0000
   6.750   1.0518   0.01425   0.00769  -0.0545   0.2806   1.0000
   7.000   1.0693   0.01452   0.00797  -0.0527   0.2772   1.0000
   7.250   1.0859   0.01486   0.00829  -0.0509   0.2739   1.0000
   7.500   1.1014   0.01526   0.00867  -0.0489   0.2707   1.0000
   7.750   1.1170   0.01574   0.00911  -0.0471   0.2674   1.0000
   8.000   1.1359   0.01603   0.00944  -0.0458   0.2653   1.0000
   8.250   1.1543   0.01637   0.00980  -0.0444   0.2629   1.0000
   8.500   1.1724   0.01673   0.01018  -0.0430   0.2603   1.0000
   8.750   1.1893   0.01715   0.01060  -0.0416   0.2575   1.0000
   9.000   1.2056   0.01764   0.01106  -0.0401   0.2546   1.0000
   9.250   1.2215   0.01823   0.01161  -0.0386   0.2511   1.0000
   9.500   1.2399   0.01862   0.01205  -0.0375   0.2494   1.0000
   9.750   1.2577   0.01904   0.01252  -0.0363   0.2467   1.0000
  10.000   1.2752   0.01951   0.01302  -0.0352   0.2445   1.0000
  10.250   1.2922   0.02002   0.01355  -0.0340   0.2421   1.0000
  10.500   1.3081   0.02061   0.01413  -0.0328   0.2396   1.0000
  10.750   1.3242   0.02125   0.01475  -0.0316   0.2373   1.0000
  11.000   1.3410   0.02186   0.01538  -0.0306   0.2348   1.0000
  11.250   1.3577   0.02242   0.01601  -0.0296   0.2330   1.0000
  11.500   1.3740   0.02302   0.01667  -0.0286   0.2306   1.0000
  11.750   1.3894   0.02368   0.01736  -0.0276   0.2278   1.0000
  12.000   1.4047   0.02439   0.01809  -0.0266   0.2256   1.0000
  12.250   1.4183   0.02520   0.01889  -0.0255   0.2229   1.0000
  12.500   1.4332   0.02598   0.01965  -0.0245   0.2202   1.0000
  12.750   1.4479   0.02675   0.02051  -0.0237   0.2184   1.0000
  13.000   1.4624   0.02755   0.02139  -0.0229   0.2161   1.0000
  13.250   1.4762   0.02841   0.02231  -0.0220   0.2136   1.0000
  13.500   1.4893   0.02934   0.02327  -0.0212   0.2111   1.0000
  13.750   1.5004   0.03042   0.02435  -0.0203   0.2082   1.0000
  14.000   1.5117   0.03149   0.02543  -0.0193   0.2053   1.0000
  14.250   1.5247   0.03251   0.02656  -0.0187   0.2032   1.0000
  14.500   1.5372   0.03359   0.02772  -0.0181   0.2005   1.0000
  14.750   1.5484   0.03478   0.02895  -0.0174   0.1977   1.0000
  15.000   1.5580   0.03610   0.03030  -0.0167   0.1950   1.0000
  15.250   1.5651   0.03762   0.03181  -0.0159   0.1919   1.0000
  15.500   1.5769   0.03886   0.03317  -0.0155   0.1893   1.0000
  15.750   1.5872   0.04025   0.03465  -0.0151   0.1862   1.0000
  16.000   1.5955   0.04183   0.03627  -0.0146   0.1827   1.0000
  16.250   1.5996   0.04379   0.03824  -0.0141   0.1792   1.0000
  16.500   1.6082   0.04539   0.03993  -0.0138   0.1758   1.0000
  16.750   1.6155   0.04717   0.04179  -0.0135   0.1715   1.0000
  17.000   1.6155   0.04970   0.04433  -0.0132   0.1663   1.0000
  17.250   1.6213   0.05168   0.04639  -0.0130   0.1606   1.0000
  17.500   1.6171   0.05473   0.04945  -0.0128   0.1535   1.0000
  17.750   1.6172   0.05738   0.05215  -0.0128   0.1457   1.0000
  18.000   1.6070   0.06121   0.05598  -0.0128   0.1354   1.0000
  18.250   1.5922   0.06564   0.06041  -0.0130   0.1246   1.0000
  18.500   1.5707   0.07098   0.06575  -0.0135   0.1135   1.0000
  18.750   1.5447   0.07705   0.07183  -0.0143   0.1030   1.0000
  19.000   1.5178   0.08338   0.07820  -0.0154   0.0941   1.0000
  19.250   1.4899   0.09009   0.08496  -0.0168   0.0871   1.0000
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