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FX 69-PR-281 (fx69pr281-il) Xfoil prediction polar at RE=200,000 Ncrit=5


Details Polar file
Airfoil: FX 69-PR-281 (fx69pr281-il)
Reynolds number: 200,000
Max Cl/Cd: 34.97 at α=5°
Description: Mach=0 Ncrit=5
Source: Xfoil prediction
Download polar: xf-fx69pr281-il-200000-n5.txt
Download as CSV file: xf-fx69pr281-il-200000-n5.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: FX 69-PR-281                                    
  
 1 1 Reynolds number fixed          Mach number fixed         
  
 xtrf =   1.000 (top)        1.000 (bottom)  
 Mach =   0.000     Re =     0.200 e 6     Ncrit =   5.000
  
   alpha    CL        CD       CDp       CM     Top_Xtr  Bot_Xtr
  ------ -------- --------- --------- -------- -------- --------
 -12.250  -0.1860   0.05125   0.04515  -0.1531   0.8488   0.1389
 -12.000  -0.1348   0.05213   0.04606  -0.1551   0.8338   0.1400
 -11.750  -0.0868   0.05266   0.04654  -0.1575   0.8186   0.1412
 -11.500  -0.1997   0.03937   0.03276  -0.1654   0.8026   0.1479
 -11.250  -0.1737   0.03899   0.03238  -0.1661   0.7892   0.1495
 -11.000  -0.1713   0.03723   0.03057  -0.1664   0.7752   0.1514
 -10.750  -0.1779   0.03456   0.02773  -0.1677   0.7628   0.1538
 -10.500  -0.1962   0.03163   0.02464  -0.1678   0.7500   0.1562
 -10.250  -0.1986   0.02984   0.02269  -0.1677   0.7380   0.1581
 -10.000  -0.1922   0.02892   0.02177  -0.1667   0.7262   0.1596
  -9.750  -0.1909   0.02777   0.02053  -0.1656   0.7136   0.1614
  -9.500  -0.1926   0.02657   0.01922  -0.1642   0.7022   0.1632
  -9.250  -0.2010   0.02540   0.01793  -0.1617   0.6911   0.1651
  -9.000  -0.2109   0.02450   0.01684  -0.1585   0.6811   0.1669
  -8.750  -0.2031   0.02402   0.01634  -0.1565   0.6719   0.1685
  -8.500  -0.1910   0.02371   0.01601  -0.1546   0.6622   0.1701
  -8.250  -0.1766   0.02338   0.01560  -0.1531   0.6534   0.1720
  -8.000  -0.1621   0.02302   0.01517  -0.1516   0.6453   0.1742
  -7.750  -0.1479   0.02261   0.01467  -0.1500   0.6360   0.1767
  -7.500  -0.1310   0.02227   0.01421  -0.1486   0.6271   0.1790
  -7.250  -0.1111   0.02212   0.01406  -0.1474   0.6184   0.1810
  -7.000  -0.0922   0.02193   0.01384  -0.1460   0.6085   0.1832
  -6.750  -0.0726   0.02172   0.01352  -0.1447   0.5991   0.1857
  -6.500  -0.0533   0.02144   0.01312  -0.1435   0.5902   0.1883
  -6.250  -0.0333   0.02116   0.01274  -0.1423   0.5812   0.1906
  -6.000  -0.0116   0.02102   0.01257  -0.1412   0.5730   0.1923
  -5.750   0.0106   0.02087   0.01241  -0.1401   0.5657   0.1942
  -5.500   0.0325   0.02071   0.01222  -0.1390   0.5577   0.1965
  -5.250   0.0546   0.02055   0.01197  -0.1380   0.5501   0.1990
  -5.000   0.0776   0.02038   0.01166  -0.1372   0.5434   0.2015
  -4.750   0.1003   0.02017   0.01142  -0.1362   0.5367   0.2036
  -4.500   0.1229   0.02003   0.01131  -0.1352   0.5294   0.2056
  -4.250   0.1457   0.01996   0.01120  -0.1341   0.5225   0.2077
  -4.000   0.1689   0.01987   0.01107  -0.1332   0.5159   0.2101
  -3.750   0.1916   0.01975   0.01091  -0.1321   0.5087   0.2126
  -3.500   0.2138   0.01965   0.01071  -0.1310   0.5012   0.2151
  -3.250   0.2361   0.01957   0.01050  -0.1299   0.4944   0.2174
  -3.000   0.2578   0.01945   0.01045  -0.1287   0.4876   0.2196
  -2.750   0.2790   0.01940   0.01040  -0.1273   0.4807   0.2218
  -2.500   0.2999   0.01937   0.01031  -0.1259   0.4741   0.2242
  -2.250   0.3219   0.01934   0.01023  -0.1247   0.4680   0.2267
  -2.000   0.3439   0.01929   0.01016  -0.1235   0.4612   0.2294
  -1.750   0.3652   0.01928   0.01006  -0.1222   0.4540   0.2320
  -1.500   0.3857   0.01927   0.01001  -0.1208   0.4473   0.2343
  -1.250   0.4073   0.01924   0.01004  -0.1196   0.4401   0.2367
  -1.000   0.4278   0.01928   0.01006  -0.1182   0.4326   0.2392
  -0.750   0.4478   0.01937   0.01007  -0.1167   0.4259   0.2418
  -0.500   0.4701   0.01943   0.01012  -0.1157   0.4193   0.2448
  -0.250   0.4910   0.01954   0.01017  -0.1144   0.4123   0.2476
   0.000   0.5106   0.01971   0.01023  -0.1129   0.4057   0.2500
   0.250   0.5319   0.01979   0.01036  -0.1118   0.3990   0.2528
   0.500   0.5524   0.01993   0.01052  -0.1105   0.3922   0.2557
   0.750   0.5715   0.02014   0.01068  -0.1091   0.3861   0.2586
   1.000   0.5923   0.02033   0.01084  -0.1079   0.3804   0.2617
   1.250   0.6131   0.02053   0.01101  -0.1068   0.3746   0.2649
   1.500   0.6322   0.02078   0.01119  -0.1054   0.3691   0.2679
   1.750   0.6511   0.02103   0.01141  -0.1041   0.3642   0.2711
   2.000   0.6724   0.02123   0.01167  -0.1031   0.3594   0.2745
   2.250   0.6922   0.02150   0.01194  -0.1019   0.3547   0.2781
   2.500   0.7110   0.02182   0.01223  -0.1007   0.3503   0.2820
   2.750   0.7294   0.02218   0.01251  -0.0994   0.3462   0.2858
   3.250   0.7700   0.02277   0.01317  -0.0974   0.3384   0.2941
   3.500   0.7891   0.02312   0.01355  -0.0963   0.3346   0.2986
   3.750   0.8074   0.02353   0.01394  -0.0951   0.3309   0.3034
   4.000   0.8256   0.02398   0.01433  -0.0940   0.3276   0.3083
   4.250   0.8449   0.02438   0.01475  -0.0929   0.3243   0.3132
   4.500   0.8637   0.02478   0.01524  -0.0920   0.3209   0.3188
   4.750   0.8820   0.02524   0.01574  -0.0910   0.3176   0.3249
   5.000   0.8999   0.02573   0.01623  -0.0899   0.3146   0.3312
   5.250   0.9170   0.02628   0.01673  -0.0888   0.3117   0.3371
   5.500   0.9351   0.02680   0.01726  -0.0879   0.3090   0.3438
   5.750   0.9527   0.02734   0.01789  -0.0869   0.3061   0.3516
   6.000   0.9691   0.02795   0.01854  -0.0859   0.3030   0.3598
   6.250   0.9853   0.02858   0.01920  -0.0848   0.3001   0.3675
   6.500   1.0016   0.02921   0.01989  -0.0839   0.2974   0.3762
   6.750   1.0180   0.02988   0.02055  -0.0830   0.2950   0.3853
   7.000   1.0353   0.03055   0.02117  -0.0821   0.2927   0.3938
   7.250   1.0504   0.03130   0.02204  -0.0812   0.2902   0.4033
   7.500   1.0652   0.03209   0.02292  -0.0803   0.2876   0.4136
   7.750   1.0789   0.03297   0.02384  -0.0793   0.2849   0.4232
   8.000   1.0928   0.03383   0.02477  -0.0784   0.2822   0.4345
   8.250   1.1075   0.03469   0.02564  -0.0776   0.2799   0.4467
   8.500   1.1234   0.03552   0.02644  -0.0769   0.2776   0.4583
   8.750   1.1374   0.03646   0.02747  -0.0761   0.2755   0.4710
   9.000   1.1488   0.03759   0.02869  -0.0752   0.2730   0.4837
   9.250   1.1602   0.03873   0.02992  -0.0744   0.2704   0.4956
   9.500   1.1709   0.03993   0.03121  -0.0736   0.2679   0.5093
   9.750   1.1833   0.04107   0.03238  -0.0730   0.2656   0.5235
  10.000   1.1976   0.04207   0.03342  -0.0724   0.2634   0.5403
  10.250   1.2141   0.04297   0.03432  -0.0719   0.2614   0.5585
  10.500   1.2202   0.04463   0.03616  -0.0712   0.2591   0.5766
  10.750   1.2279   0.04622   0.03788  -0.0705   0.2566   0.5956
  11.000   1.2352   0.04787   0.03965  -0.0699   0.2541   0.6176
  11.250   1.2448   0.04937   0.04126  -0.0695   0.2519   0.6432
  11.500   1.2564   0.05069   0.04265  -0.0690   0.2498   0.6721
  11.750   1.2703   0.05173   0.04375  -0.0685   0.2479   0.7119
  12.000   1.2754   0.05344   0.04566  -0.0676   0.2459   0.7633
  12.250   1.2674   0.05509   0.04770  -0.0653   0.2436   1.0000
  12.500   1.2709   0.05747   0.05013  -0.0652   0.2412   1.0000
  12.750   1.2767   0.05965   0.05233  -0.0652   0.2389   1.0000
  13.000   1.2843   0.06167   0.05434  -0.0652   0.2368   1.0000
  13.250   1.2974   0.06313   0.05575  -0.0653   0.2350   1.0000
  13.500   1.3067   0.06501   0.05762  -0.0654   0.2330   1.0000
  13.750   1.2992   0.06879   0.06154  -0.0657   0.2305   1.0000
  14.000   1.2971   0.07205   0.06488  -0.0661   0.2280   1.0000
  14.250   1.2975   0.07507   0.06796  -0.0665   0.2257   1.0000
  14.500   1.3044   0.07734   0.07022  -0.0669   0.2237   1.0000
  14.750   1.3191   0.07869   0.07151  -0.0671   0.2221   1.0000
  15.000   1.3155   0.08228   0.07517  -0.0677   0.2198   1.0000
  15.250   1.2923   0.08844   0.08154  -0.0691   0.2166   1.0000
  15.500   1.2855   0.09263   0.08581  -0.0701   0.2140   1.0000
  15.750   1.2887   0.09551   0.08870  -0.0709   0.2120   1.0000
  16.000   1.3036   0.09684   0.08998  -0.0712   0.2106   1.0000
  16.250   1.3258   0.09720   0.09024  -0.0713   0.2094   1.0000
  16.500   1.2251   0.11446   0.10805  -0.0768   0.2020   1.0000
  16.750   1.2363   0.11629   0.10985  -0.0774   0.2003   1.0000
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