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ARA-D 20% AIRFOIL (arad20-il) Xfoil prediction polar at RE=1,000,000 Ncrit=9


Details Polar file
Airfoil: ARA-D 20% AIRFOIL (arad20-il)
Reynolds number: 1,000,000
Max Cl/Cd: 101.07 at α=9°
Description: Mach=0 Ncrit=9
Source: Xfoil prediction
Download polar: xf-arad20-il-1000000.txt
Download as CSV file: xf-arad20-il-1000000.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 =     1.000 e 6     Ncrit =   9.000
  
   alpha    CL        CD       CDp       CM     Top_Xtr  Bot_Xtr
  ------ -------- --------- --------- -------- -------- --------
 -18.750  -1.2044   0.09104   0.08718  -0.0160   1.0000   0.0174
 -18.500  -1.2271   0.08362   0.07963  -0.0199   1.0000   0.0175
 -18.250  -1.2493   0.07641   0.07229  -0.0236   1.0000   0.0175
 -18.000  -1.2693   0.06974   0.06548  -0.0269   1.0000   0.0175
 -17.750  -1.2858   0.06370   0.05931  -0.0299   1.0000   0.0176
 -17.500  -1.2990   0.05823   0.05372  -0.0325   1.0000   0.0176
 -17.250  -1.3082   0.05341   0.04878  -0.0347   1.0000   0.0177
 -17.000  -1.3145   0.04910   0.04436  -0.0365   1.0000   0.0178
 -16.750  -1.3172   0.04540   0.04056  -0.0379   1.0000   0.0179
 -16.500  -1.3173   0.04213   0.03719  -0.0389   1.0000   0.0180
 -16.250  -1.3153   0.03926   0.03423  -0.0396   1.0000   0.0180
 -16.000  -1.3169   0.03619   0.03106  -0.0400   1.0000   0.0182
 -15.750  -1.3201   0.03320   0.02797  -0.0399   1.0000   0.0184
 -15.500  -1.3195   0.03085   0.02555  -0.0391   1.0000   0.0186
 -15.250  -1.3162   0.02897   0.02360  -0.0379   1.0000   0.0188
 -15.000  -1.3125   0.02741   0.02198  -0.0361   1.0000   0.0190
 -14.750  -1.3102   0.02613   0.02064  -0.0332   1.0000   0.0192
 -14.500  -1.2982   0.02519   0.01965  -0.0314   1.0000   0.0194
 -14.250  -1.2823   0.02436   0.01878  -0.0300   1.0000   0.0197
 -14.000  -1.2642   0.02360   0.01799  -0.0289   1.0000   0.0200
 -13.750  -1.2445   0.02290   0.01724  -0.0278   1.0000   0.0204
 -13.500  -1.2233   0.02225   0.01656  -0.0270   1.0000   0.0207
 -13.250  -1.2006   0.02168   0.01595  -0.0263   1.0000   0.0210
 -13.000  -1.1799   0.02084   0.01508  -0.0254   1.0000   0.0215
 -12.750  -1.1569   0.02016   0.01439  -0.0248   1.0000   0.0220
 -12.500  -1.1323   0.01960   0.01383  -0.0244   1.0000   0.0226
 -12.250  -1.1067   0.01910   0.01332  -0.0240   1.0000   0.0232
 -12.000  -1.0804   0.01864   0.01284  -0.0237   1.0000   0.0238
 -11.750  -1.0541   0.01815   0.01232  -0.0235   1.0000   0.0245
 -11.500  -1.0276   0.01758   0.01177  -0.0234   0.9934   0.0254
 -11.250  -1.0017   0.01740   0.01143  -0.0226   0.8905   0.0263
 -11.000  -0.9789   0.01738   0.01103  -0.0213   0.7814   0.0271
 -10.750  -0.9527   0.01722   0.01056  -0.0209   0.6916   0.0282
 -10.500  -0.9252   0.01700   0.01015  -0.0209   0.6338   0.0294
 -10.250  -0.8967   0.01680   0.00983  -0.0209   0.6008   0.0307
 -10.000  -0.8683   0.01650   0.00944  -0.0209   0.5783   0.0321
  -9.750  -0.8396   0.01624   0.00912  -0.0210   0.5604   0.0336
  -9.500  -0.8102   0.01602   0.00885  -0.0210   0.5484   0.0350
  -9.250  -0.7813   0.01571   0.00849  -0.0212   0.5368   0.0366
  -9.000  -0.7518   0.01546   0.00822  -0.0213   0.5293   0.0383
  -8.750  -0.7222   0.01522   0.00793  -0.0215   0.5209   0.0401
  -8.500  -0.6926   0.01497   0.00766  -0.0217   0.5130   0.0420
  -8.250  -0.6625   0.01477   0.00743  -0.0218   0.5077   0.0438
  -8.000  -0.6327   0.01449   0.00715  -0.0221   0.5017   0.0461
  -7.750  -0.6025   0.01433   0.00693  -0.0223   0.4947   0.0482
  -7.500  -0.5724   0.01407   0.00668  -0.0226   0.4897   0.0510
  -7.250  -0.5419   0.01387   0.00648  -0.0229   0.4855   0.0537
  -7.000  -0.5116   0.01364   0.00626  -0.0232   0.4807   0.0572
  -6.750  -0.4811   0.01345   0.00605  -0.0235   0.4751   0.0608
  -6.500  -0.4505   0.01330   0.00587  -0.0238   0.4694   0.0649
  -6.250  -0.4198   0.01307   0.00568  -0.0242   0.4664   0.0702
  -6.000  -0.3891   0.01286   0.00550  -0.0245   0.4624   0.0766
  -5.750  -0.3583   0.01267   0.00533  -0.0249   0.4578   0.0845
  -5.500  -0.3275   0.01249   0.00517  -0.0253   0.4531   0.0940
  -5.250  -0.2966   0.01232   0.00503  -0.0257   0.4479   0.1046
  -5.000  -0.2656   0.01211   0.00488  -0.0262   0.4451   0.1164
  -4.750  -0.2346   0.01192   0.00474  -0.0266   0.4415   0.1299
  -4.250  -0.1724   0.01156   0.00449  -0.0276   0.4329   0.1635
  -4.000  -0.1414   0.01142   0.00440  -0.0281   0.4275   0.1842
  -3.750  -0.1101   0.01121   0.00429  -0.0286   0.4250   0.2067
  -3.500  -0.0788   0.01101   0.00419  -0.0292   0.4215   0.2327
  -3.250  -0.0476   0.01084   0.00410  -0.0297   0.4173   0.2595
  -3.000  -0.0163   0.01068   0.00402  -0.0303   0.4129   0.2896
  -2.750   0.0149   0.01057   0.00398  -0.0308   0.4075   0.3192
  -2.500   0.0463   0.01039   0.00392  -0.0314   0.4048   0.3511
  -2.250   0.0778   0.01025   0.00387  -0.0320   0.4011   0.3818
  -2.000   0.1091   0.01011   0.00383  -0.0325   0.3969   0.4168
  -1.750   0.1405   0.01000   0.00381  -0.0331   0.3923   0.4528
  -1.500   0.1718   0.00994   0.00381  -0.0337   0.3874   0.4825
  -1.250   0.2033   0.00985   0.00379  -0.0342   0.3841   0.5097
  -1.000   0.2347   0.00977   0.00379  -0.0348   0.3799   0.5368
  -0.750   0.2661   0.00974   0.00380  -0.0353   0.3754   0.5626
  -0.500   0.2973   0.00975   0.00383  -0.0358   0.3696   0.5866
  -0.250   0.3287   0.00970   0.00385  -0.0363   0.3663   0.6109
   0.000   0.3601   0.00967   0.00388  -0.0369   0.3619   0.6346
   0.250   0.3913   0.00968   0.00391  -0.0374   0.3572   0.6553
   0.500   0.4224   0.00974   0.00397  -0.0379   0.3513   0.6747
   0.750   0.4537   0.00973   0.00401  -0.0384   0.3478   0.6939
   1.000   0.4848   0.00976   0.00406  -0.0389   0.3431   0.7126
   1.250   0.5157   0.00981   0.00413  -0.0393   0.3380   0.7300
   1.500   0.5466   0.00988   0.00421  -0.0398   0.3330   0.7464
   1.750   0.5777   0.00991   0.00427  -0.0403   0.3289   0.7623
   2.000   0.6084   0.00997   0.00434  -0.0407   0.3239   0.7782
   2.250   0.6390   0.01007   0.00444  -0.0412   0.3185   0.7926
   2.500   0.6698   0.01014   0.00452  -0.0416   0.3146   0.8068
   2.750   0.7002   0.01019   0.00461  -0.0420   0.3102   0.8212
   3.000   0.7305   0.01029   0.00471  -0.0424   0.3052   0.8345
   3.250   0.7605   0.01043   0.00483  -0.0427   0.2998   0.8484
   3.500   0.7906   0.01048   0.00493  -0.0430   0.2966   0.8615
   3.750   0.8207   0.01058   0.00503  -0.0434   0.2923   0.8745
   4.000   0.8498   0.01070   0.00515  -0.0436   0.2874   0.8878
   4.250   0.8788   0.01083   0.00528  -0.0437   0.2828   0.9006
   4.500   0.9080   0.01090   0.00538  -0.0439   0.2795   0.9139
   4.750   0.9359   0.01099   0.00549  -0.0437   0.2756   0.9280
   5.000   0.9626   0.01111   0.00560  -0.0434   0.2711   0.9430
   5.250   0.9886   0.01119   0.00568  -0.0429   0.2670   0.9609
   5.500   1.0173   0.01117   0.00568  -0.0429   0.2638   0.9860
   5.750   1.0490   0.01128   0.00577  -0.0439   0.2600   1.0000
   6.000   1.0797   0.01151   0.00595  -0.0446   0.2557   1.0000
   6.250   1.1103   0.01173   0.00615  -0.0453   0.2518   1.0000
   6.500   1.1411   0.01188   0.00630  -0.0461   0.2488   1.0000
   6.750   1.1715   0.01208   0.00647  -0.0467   0.2453   1.0000
   7.000   1.2014   0.01232   0.00668  -0.0473   0.2415   1.0000
   7.250   1.2309   0.01260   0.00692  -0.0479   0.2374   1.0000
   7.500   1.2610   0.01276   0.00709  -0.0485   0.2349   1.0000
   7.750   1.2907   0.01296   0.00729  -0.0491   0.2318   1.0000
   8.000   1.3199   0.01321   0.00752  -0.0496   0.2285   1.0000
   8.250   1.3484   0.01354   0.00781  -0.0500   0.2244   1.0000
   8.500   1.3776   0.01374   0.00802  -0.0505   0.2220   1.0000
   8.750   1.4067   0.01395   0.00824  -0.0510   0.2194   1.0000
   9.000   1.4352   0.01420   0.00848  -0.0514   0.2165   1.0000
   9.250   1.4630   0.01451   0.00878  -0.0517   0.2132   1.0000
   9.500   1.4900   0.01489   0.00913  -0.0520   0.2095   1.0000
   9.750   1.5185   0.01509   0.00936  -0.0524   0.2077   1.0000
  10.000   1.5463   0.01534   0.00962  -0.0527   0.2052   1.0000
  10.250   1.5733   0.01564   0.00992  -0.0529   0.2023   1.0000
  10.500   1.5993   0.01603   0.01029  -0.0530   0.1992   1.0000
  10.750   1.6245   0.01644   0.01070  -0.0530   0.1961   1.0000
  11.000   1.6515   0.01668   0.01098  -0.0532   0.1943   1.0000
  11.250   1.6775   0.01699   0.01130  -0.0533   0.1919   1.0000
  11.500   1.7023   0.01736   0.01168  -0.0532   0.1893   1.0000
  11.750   1.7256   0.01782   0.01213  -0.0530   0.1865   1.0000
  12.000   1.7473   0.01835   0.01266  -0.0525   0.1836   1.0000
  12.250   1.7718   0.01866   0.01302  -0.0524   0.1819   1.0000
  12.500   1.7947   0.01905   0.01344  -0.0520   0.1798   1.0000
  12.750   1.8157   0.01953   0.01393  -0.0514   0.1775   1.0000
  13.000   1.8341   0.02012   0.01453  -0.0505   0.1751   1.0000
  13.250   1.8478   0.02091   0.01533  -0.0489   0.1722   1.0000
  13.500   1.8643   0.02148   0.01595  -0.0477   0.1706   1.0000
  13.750   1.8743   0.02219   0.01673  -0.0454   0.1691   1.0000
  14.000   1.8829   0.02312   0.01771  -0.0432   0.1673   1.0000
  14.250   1.8904   0.02428   0.01892  -0.0414   0.1654   1.0000
  14.500   1.8955   0.02580   0.02048  -0.0398   0.1634   1.0000
  14.750   1.8958   0.02792   0.02264  -0.0385   0.1610   1.0000
  15.000   1.9017   0.02984   0.02464  -0.0380   0.1594   1.0000
  15.250   1.9099   0.03172   0.02660  -0.0379   0.1579   1.0000
  15.500   1.9138   0.03416   0.02911  -0.0380   0.1562   1.0000
  15.750   1.9132   0.03725   0.03228  -0.0384   0.1544   1.0000
  16.000   1.9064   0.04115   0.03626  -0.0390   0.1525   1.0000
  16.250   1.8903   0.04613   0.04132  -0.0397   0.1504   1.0000
  16.500   1.8756   0.05080   0.04608  -0.0403   0.1487   1.0000
  16.750   1.8690   0.05449   0.04987  -0.0407   0.1474   1.0000
  17.000   1.8573   0.05869   0.05417  -0.0411   0.1458   1.0000
  17.250   1.8406   0.06342   0.05898  -0.0415   0.1441   1.0000
  17.500   1.8213   0.06859   0.06422  -0.0422   0.1423   1.0000
  17.750   1.7992   0.07420   0.06989  -0.0431   0.1404   1.0000
  18.000   1.7852   0.07891   0.07466  -0.0439   0.1384   1.0000
  18.250   1.7786   0.08287   0.07871  -0.0448   0.1371   1.0000
  18.500   1.7743   0.08648   0.08238  -0.0456   0.1355   1.0000
  18.750   1.7625   0.09111   0.08708  -0.0467   0.1336   1.0000
  19.000   1.7505   0.09580   0.09181  -0.0478   0.1317   1.0000
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