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ARA-D 20% AIRFOIL (arad20-il) Xfoil prediction polar at RE=500,000 Ncrit=5


Details Polar file
Airfoil: ARA-D 20% AIRFOIL (arad20-il)
Reynolds number: 500,000
Max Cl/Cd: 80.12 at α=8.5°
Description: Mach=0 Ncrit=5
Source: Xfoil prediction
Download polar: xf-arad20-il-500000-n5.txt
Download as CSV file: xf-arad20-il-500000-n5.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: ARA-D 20% 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 =   5.000
  
   alpha    CL        CD       CDp       CM     Top_Xtr  Bot_Xtr
  ------ -------- --------- --------- -------- -------- --------
 -18.000  -1.1024   0.09477   0.09021  -0.0138   1.0000   0.0178
 -17.750  -1.1247   0.08719   0.08249  -0.0178   1.0000   0.0179
 -17.500  -1.1461   0.07987   0.07503  -0.0217   1.0000   0.0179
 -17.250  -1.1654   0.07312   0.06813  -0.0252   1.0000   0.0180
 -17.000  -1.1816   0.06693   0.06179  -0.0284   1.0000   0.0180
 -16.750  -1.1958   0.06116   0.05589  -0.0313   1.0000   0.0181
 -16.500  -1.2076   0.05585   0.05045  -0.0339   1.0000   0.0182
 -16.250  -1.2160   0.05118   0.04567  -0.0361   1.0000   0.0183
 -16.000  -1.2211   0.04712   0.04151  -0.0377   1.0000   0.0185
 -15.750  -1.2230   0.04362   0.03791  -0.0389   1.0000   0.0186
 -15.500  -1.2226   0.04058   0.03478  -0.0397   1.0000   0.0188
 -15.250  -1.2203   0.03793   0.03204  -0.0400   1.0000   0.0190
 -15.000  -1.2163   0.03561   0.02965  -0.0400   1.0000   0.0192
 -14.750  -1.2111   0.03358   0.02754  -0.0395   1.0000   0.0195
 -14.500  -1.2053   0.03179   0.02568  -0.0387   1.0000   0.0197
 -14.250  -1.1994   0.03021   0.02402  -0.0373   1.0000   0.0200
 -14.000  -1.1947   0.02883   0.02256  -0.0353   1.0000   0.0203
 -13.750  -1.1878   0.02771   0.02137  -0.0330   1.0000   0.0205
 -13.500  -1.1737   0.02678   0.02037  -0.0315   1.0000   0.0209
 -13.250  -1.1581   0.02585   0.01941  -0.0302   1.0000   0.0213
 -13.000  -1.1404   0.02500   0.01854  -0.0291   1.0000   0.0217
 -12.750  -1.1205   0.02425   0.01777  -0.0282   1.0000   0.0223
 -12.500  -1.0992   0.02356   0.01705  -0.0275   1.0000   0.0229
 -12.250  -1.0768   0.02291   0.01636  -0.0268   1.0000   0.0235
 -12.000  -1.0492   0.02238   0.01574  -0.0271   0.9291   0.0242
 -11.750  -1.0323   0.02204   0.01514  -0.0248   0.8306   0.0248
 -11.500  -1.0112   0.02176   0.01455  -0.0235   0.7447   0.0255
 -11.250  -0.9872   0.02145   0.01397  -0.0229   0.6774   0.0263
 -11.000  -0.9618   0.02111   0.01343  -0.0225   0.6327   0.0272
 -10.750  -0.9359   0.02071   0.01290  -0.0223   0.6048   0.0281
 -10.250  -0.8824   0.01995   0.01195  -0.0220   0.5683   0.0302
 -10.000  -0.8549   0.01960   0.01151  -0.0219   0.5550   0.0313
  -9.750  -0.8275   0.01922   0.01108  -0.0218   0.5433   0.0326
  -9.500  -0.7994   0.01889   0.01069  -0.0218   0.5344   0.0340
  -9.250  -0.7711   0.01856   0.01031  -0.0218   0.5266   0.0354
  -9.000  -0.7427   0.01823   0.00994  -0.0218   0.5186   0.0370
  -8.750  -0.7138   0.01795   0.00960  -0.0219   0.5117   0.0388
  -8.500  -0.6850   0.01762   0.00926  -0.0220   0.5054   0.0406
  -8.250  -0.6558   0.01735   0.00894  -0.0222   0.4994   0.0426
  -8.000  -0.6266   0.01708   0.00863  -0.0223   0.4934   0.0446
  -7.750  -0.5971   0.01680   0.00834  -0.0225   0.4884   0.0468
  -7.500  -0.5674   0.01654   0.00806  -0.0227   0.4832   0.0491
  -7.250  -0.5377   0.01629   0.00779  -0.0229   0.4782   0.0520
  -7.000  -0.5079   0.01606   0.00753  -0.0232   0.4731   0.0551
  -6.500  -0.4478   0.01559   0.00706  -0.0237   0.4643   0.0634
  -6.250  -0.4176   0.01536   0.00683  -0.0240   0.4599   0.0684
  -6.000  -0.3873   0.01515   0.00662  -0.0243   0.4553   0.0740
  -5.750  -0.3570   0.01496   0.00642  -0.0247   0.4505   0.0803
  -5.500  -0.3265   0.01476   0.00623  -0.0250   0.4467   0.0875
  -5.250  -0.2959   0.01455   0.00605  -0.0254   0.4429   0.0958
  -5.000  -0.2653   0.01435   0.00588  -0.0258   0.4384   0.1053
  -4.750  -0.2346   0.01417   0.00572  -0.0262   0.4340   0.1161
  -4.500  -0.2039   0.01400   0.00557  -0.0266   0.4298   0.1284
  -4.250  -0.1731   0.01383   0.00543  -0.0271   0.4260   0.1425
  -3.750  -0.1114   0.01345   0.00518  -0.0280   0.4179   0.1765
  -3.500  -0.0805   0.01328   0.00507  -0.0285   0.4137   0.1971
  -3.250  -0.0496   0.01314   0.00496  -0.0290   0.4093   0.2193
  -3.000  -0.0186   0.01296   0.00487  -0.0295   0.4055   0.2441
  -2.750   0.0125   0.01278   0.00479  -0.0301   0.4016   0.2724
  -2.500   0.0435   0.01259   0.00472  -0.0306   0.3972   0.3060
  -2.250   0.0746   0.01244   0.00466  -0.0312   0.3926   0.3407
  -2.000   0.1056   0.01233   0.00461  -0.0318   0.3882   0.3723
  -1.750   0.1368   0.01220   0.00458  -0.0323   0.3846   0.4021
  -1.500   0.1680   0.01209   0.00456  -0.0328   0.3800   0.4327
  -1.250   0.1991   0.01201   0.00455  -0.0334   0.3751   0.4620
  -1.000   0.2301   0.01197   0.00455  -0.0339   0.3708   0.4898
  -0.750   0.2613   0.01190   0.00457  -0.0344   0.3669   0.5195
  -0.500   0.2924   0.01184   0.00459  -0.0349   0.3622   0.5483
  -0.250   0.3234   0.01183   0.00462  -0.0354   0.3571   0.5733
   0.000   0.3543   0.01184   0.00465  -0.0359   0.3524   0.5971
   0.250   0.3853   0.01183   0.00470  -0.0364   0.3485   0.6201
   0.500   0.4163   0.01184   0.00476  -0.0368   0.3436   0.6417
   0.750   0.4471   0.01187   0.00482  -0.0373   0.3384   0.6622
   1.000   0.4777   0.01193   0.00489  -0.0377   0.3337   0.6817
   1.250   0.5084   0.01196   0.00497  -0.0381   0.3297   0.7000
   1.500   0.5391   0.01202   0.00504  -0.0386   0.3248   0.7175
   1.750   0.5695   0.01210   0.00513  -0.0389   0.3196   0.7349
   2.000   0.5998   0.01218   0.00523  -0.0393   0.3152   0.7511
   2.250   0.6302   0.01225   0.00534  -0.0397   0.3110   0.7664
   2.500   0.6604   0.01235   0.00544  -0.0400   0.3063   0.7822
   2.750   0.6901   0.01247   0.00556  -0.0403   0.3014   0.7967
   3.000   0.7201   0.01257   0.00568  -0.0406   0.2973   0.8108
   3.250   0.7498   0.01266   0.00580  -0.0409   0.2931   0.8252
   3.500   0.7791   0.01278   0.00594  -0.0411   0.2887   0.8386
   3.750   0.8083   0.01295   0.00608  -0.0414   0.2843   0.8524
   4.000   0.8371   0.01304   0.00622  -0.0414   0.2805   0.8662
   4.250   0.8656   0.01316   0.00636  -0.0415   0.2763   0.8797
   4.750   0.9211   0.01347   0.00666  -0.0413   0.2683   0.9082
   5.000   0.9482   0.01357   0.00679  -0.0410   0.2650   0.9232
   5.250   0.9749   0.01367   0.00691  -0.0407   0.2610   0.9396
   5.500   1.0019   0.01379   0.00702  -0.0405   0.2572   0.9593
   5.750   1.0319   0.01393   0.00714  -0.0411   0.2535   0.9860
   6.000   1.0624   0.01408   0.00729  -0.0418   0.2503   1.0000
   6.250   1.0924   0.01430   0.00750  -0.0424   0.2466   1.0000
   6.500   1.1220   0.01456   0.00773  -0.0429   0.2428   1.0000
   6.750   1.1510   0.01485   0.00799  -0.0435   0.2394   1.0000
   7.000   1.1802   0.01512   0.00824  -0.0440   0.2364   1.0000
   7.250   1.2094   0.01535   0.00849  -0.0445   0.2332   1.0000
   7.500   1.2381   0.01563   0.00875  -0.0449   0.2297   1.0000
   7.750   1.2663   0.01595   0.00905  -0.0453   0.2264   1.0000
   8.000   1.2939   0.01630   0.00937  -0.0456   0.2234   1.0000
   8.250   1.3222   0.01655   0.00966  -0.0460   0.2207   1.0000
   8.500   1.3500   0.01685   0.00996  -0.0463   0.2176   1.0000
   8.750   1.3771   0.01719   0.01030  -0.0465   0.2145   1.0000
   9.000   1.4034   0.01758   0.01067  -0.0467   0.2116   1.0000
   9.250   1.4295   0.01795   0.01105  -0.0468   0.2090   1.0000
   9.500   1.4560   0.01827   0.01140  -0.0469   0.2064   1.0000
   9.750   1.4817   0.01864   0.01179  -0.0470   0.2035   1.0000
  10.000   1.5065   0.01905   0.01221  -0.0469   0.2008   1.0000
  10.250   1.5299   0.01953   0.01269  -0.0466   0.1981   1.0000
  10.500   1.5532   0.02000   0.01317  -0.0464   0.1957   1.0000
  10.750   1.5768   0.02040   0.01361  -0.0461   0.1933   1.0000
  11.000   1.5991   0.02087   0.01412  -0.0457   0.1908   1.0000
  11.250   1.6197   0.02141   0.01468  -0.0451   0.1883   1.0000
  11.500   1.6378   0.02206   0.01533  -0.0442   0.1857   1.0000
  11.750   1.6541   0.02276   0.01606  -0.0430   0.1835   1.0000
  12.000   1.6712   0.02337   0.01673  -0.0419   0.1815   1.0000
  12.250   1.6812   0.02417   0.01759  -0.0397   0.1795   1.0000
  12.500   1.6892   0.02520   0.01867  -0.0376   0.1773   1.0000
  12.750   1.6962   0.02647   0.02000  -0.0359   0.1752   1.0000
  13.000   1.7013   0.02807   0.02165  -0.0345   0.1731   1.0000
  13.250   1.7065   0.02989   0.02353  -0.0336   0.1713   1.0000
  13.500   1.7150   0.03163   0.02536  -0.0333   0.1696   1.0000
  13.750   1.7212   0.03376   0.02757  -0.0332   0.1675   1.0000
  14.000   1.7242   0.03636   0.03025  -0.0334   0.1654   1.0000
  14.250   1.7237   0.03949   0.03346  -0.0339   0.1633   1.0000
  14.500   1.7192   0.04317   0.03720  -0.0346   0.1614   1.0000
  14.750   1.7142   0.04686   0.04098  -0.0352   0.1597   1.0000
  15.000   1.7124   0.05014   0.04436  -0.0357   0.1580   1.0000
  15.250   1.7071   0.05379   0.04810  -0.0363   0.1561   1.0000
  15.500   1.6982   0.05780   0.05220  -0.0368   0.1541   1.0000
  15.750   1.6860   0.06214   0.05660  -0.0374   0.1522   1.0000
  16.000   1.6719   0.06670   0.06123  -0.0380   0.1503   1.0000
  16.250   1.6615   0.07097   0.06557  -0.0387   0.1486   1.0000
  16.500   1.6572   0.07459   0.06928  -0.0394   0.1470   1.0000
  16.750   1.6513   0.07848   0.07325  -0.0402   0.1451   1.0000
  17.000   1.6433   0.08270   0.07754  -0.0412   0.1431   1.0000
  17.250   1.6348   0.08697   0.08185  -0.0422   0.1410   1.0000
  17.500   1.6239   0.09162   0.08654  -0.0434   0.1391   1.0000
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