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RAF 69 AIRFOIL (raf69-il) Xfoil prediction polar at RE=500,000 Ncrit=9


Details Polar file
Airfoil: RAF 69 AIRFOIL (raf69-il)
Reynolds number: 500,000
Max Cl/Cd: 73.98 at α=8.5°
Description: Mach=0 Ncrit=9
Source: Xfoil prediction
Download polar: xf-raf69-il-500000.txt
Download as CSV file: xf-raf69-il-500000.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: RAF 69 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
  ------ -------- --------- --------- -------- -------- --------
 -19.750  -1.0372   0.08782   0.08323  -0.0646   1.0000   0.0573
 -19.500  -1.0413   0.08408   0.07943  -0.0663   1.0000   0.0584
 -19.250  -1.0439   0.08060   0.07588  -0.0677   1.0000   0.0594
 -19.000  -1.0475   0.07700   0.07218  -0.0692   1.0000   0.0605
 -18.750  -1.0502   0.07359   0.06868  -0.0705   1.0000   0.0614
 -18.500  -1.0524   0.07052   0.06563  -0.0715   1.0000   0.0627
 -18.250  -1.0551   0.06728   0.06236  -0.0726   1.0000   0.0637
 -18.000  -1.0569   0.06413   0.05915  -0.0737   1.0000   0.0648
 -17.750  -1.0576   0.06116   0.05611  -0.0747   1.0000   0.0659
 -17.500  -1.0576   0.05831   0.05316  -0.0755   1.0000   0.0671
 -17.250  -1.0576   0.05557   0.05035  -0.0762   1.0000   0.0681
 -17.000  -1.0616   0.05257   0.04735  -0.0768   1.0000   0.0694
 -16.750  -1.0630   0.04980   0.04455  -0.0773   1.0000   0.0706
 -16.500  -1.0621   0.04732   0.04202  -0.0777   1.0000   0.0719
 -16.250  -1.0600   0.04503   0.03966  -0.0779   1.0000   0.0733
 -16.000  -1.0562   0.04296   0.03751  -0.0780   1.0000   0.0745
 -15.750  -1.0571   0.04060   0.03511  -0.0779   1.0000   0.0759
 -15.500  -1.0585   0.03828   0.03278  -0.0777   1.0000   0.0773
 -15.250  -1.0574   0.03627   0.03074  -0.0773   1.0000   0.0789
 -15.000  -1.0536   0.03456   0.02897  -0.0767   1.0000   0.0804
 -14.750  -1.0475   0.03311   0.02745  -0.0760   1.0000   0.0822
 -14.500  -1.0480   0.03130   0.02562  -0.0749   1.0000   0.0838
 -14.250  -1.0489   0.02960   0.02391  -0.0735   1.0000   0.0856
 -14.000  -1.0468   0.02825   0.02255  -0.0719   1.0000   0.0876
 -13.750  -1.0434   0.02714   0.02140  -0.0700   1.0000   0.0899
 -13.500  -1.0430   0.02607   0.02029  -0.0676   1.0000   0.0916
 -13.250  -1.0551   0.02494   0.01917  -0.0635   1.0000   0.0933
 -13.000  -1.0356   0.02370   0.01794  -0.0647   0.9977   0.0967
 -12.750  -1.0049   0.02269   0.01688  -0.0673   0.9927   0.1008
 -12.500  -0.9824   0.02136   0.01558  -0.0689   0.9857   0.1056
 -12.250  -0.9526   0.02047   0.01465  -0.0711   0.9806   0.1109
 -12.000  -0.9285   0.01939   0.01361  -0.0725   0.9731   0.1167
 -11.750  -0.8989   0.01856   0.01277  -0.0744   0.9667   0.1230
 -11.500  -0.8673   0.01777   0.01199  -0.0766   0.9608   0.1304
 -11.250  -0.8334   0.01699   0.01122  -0.0792   0.9540   0.1379
 -11.000  -0.7930   0.01640   0.01061  -0.0827   0.9487   0.1460
 -10.750  -0.7584   0.01575   0.00998  -0.0853   0.9387   0.1539
 -10.500  -0.7196   0.01522   0.00942  -0.0884   0.9300   0.1614
 -10.250  -0.6924   0.01481   0.00898  -0.0890   0.9164   0.1683
 -10.000  -0.6678   0.01449   0.00859  -0.0890   0.9033   0.1741
  -9.750  -0.6480   0.01414   0.00820  -0.0881   0.8905   0.1799
  -9.500  -0.6306   0.01393   0.00792  -0.0864   0.8778   0.1851
  -9.250  -0.6144   0.01366   0.00760  -0.0845   0.8670   0.1902
  -9.000  -0.5996   0.01340   0.00731  -0.0823   0.8562   0.1955
  -8.750  -0.5816   0.01323   0.00708  -0.0806   0.8466   0.2007
  -8.500  -0.5662   0.01300   0.00680  -0.0784   0.8369   0.2055
  -8.250  -0.5505   0.01277   0.00655  -0.0763   0.8285   0.2108
  -8.000  -0.5337   0.01261   0.00635  -0.0742   0.8198   0.2159
  -7.750  -0.5154   0.01247   0.00613  -0.0724   0.8118   0.2211
  -7.500  -0.5014   0.01228   0.00596  -0.0698   0.8037   0.2265
  -7.250  -0.4836   0.01216   0.00580  -0.0679   0.7958   0.2321
  -7.000  -0.4637   0.01204   0.00562  -0.0664   0.7885   0.2377
  -6.750  -0.4462   0.01184   0.00545  -0.0644   0.7805   0.2442
  -6.500  -0.4246   0.01173   0.00528  -0.0632   0.7733   0.2511
  -6.250  -0.4048   0.01156   0.00512  -0.0616   0.7664   0.2586
  -6.000  -0.3842   0.01140   0.00498  -0.0602   0.7594   0.2665
  -5.750  -0.3620   0.01128   0.00481  -0.0591   0.7531   0.2740
  -5.500  -0.3408   0.01113   0.00467  -0.0578   0.7469   0.2827
  -5.250  -0.3184   0.01100   0.00454  -0.0567   0.7404   0.2910
  -5.000  -0.2970   0.01084   0.00440  -0.0555   0.7342   0.3007
  -4.750  -0.2735   0.01074   0.00427  -0.0546   0.7284   0.3108
  -4.500  -0.2519   0.01058   0.00417  -0.0534   0.7223   0.3219
  -4.250  -0.2294   0.01043   0.00405  -0.0523   0.7162   0.3332
  -3.750  -0.1832   0.01020   0.00385  -0.0503   0.7047   0.3589
  -3.500  -0.1604   0.01007   0.00376  -0.0493   0.6986   0.3722
  -3.250  -0.1365   0.00999   0.00366  -0.0484   0.6927   0.3864
  -3.000  -0.1128   0.00990   0.00360  -0.0476   0.6870   0.4011
  -2.750  -0.0900   0.00977   0.00355  -0.0465   0.6809   0.4157
  -2.500  -0.0662   0.00969   0.00348  -0.0456   0.6749   0.4304
  -2.250  -0.0413   0.00965   0.00342  -0.0449   0.6691   0.4452
  -2.000  -0.0179   0.00955   0.00339  -0.0440   0.6629   0.4597
  -1.750   0.0057   0.00947   0.00334  -0.0430   0.6565   0.4741
  -1.500   0.0307   0.00944   0.00330  -0.0424   0.6506   0.4884
  -1.000   0.0784   0.00931   0.00326  -0.0406   0.6376   0.5162
  -0.750   0.1031   0.00930   0.00323  -0.0398   0.6311   0.5301
  -0.500   0.1273   0.00925   0.00323  -0.0390   0.6245   0.5440
  -0.250   0.1509   0.00920   0.00322  -0.0380   0.6173   0.5583
   0.000   0.1753   0.00920   0.00320  -0.0372   0.6104   0.5714
   0.250   0.1991   0.00916   0.00321  -0.0363   0.6030   0.5853
   0.500   0.2226   0.00914   0.00321  -0.0352   0.5954   0.5999
   0.750   0.2461   0.00913   0.00324  -0.0343   0.5878   0.6137
   1.000   0.2696   0.00912   0.00325  -0.0332   0.5794   0.6276
   1.250   0.2926   0.00915   0.00327  -0.0321   0.5713   0.6423
   1.500   0.3153   0.00912   0.00332  -0.0310   0.5622   0.6562
   2.000   0.3602   0.00920   0.00341  -0.0285   0.5442   0.6847
   2.250   0.3816   0.00926   0.00347  -0.0271   0.5353   0.6984
   2.500   0.4039   0.00929   0.00355  -0.0259   0.5264   0.7119
   2.750   0.4250   0.00939   0.00361  -0.0244   0.5175   0.7253
   3.000   0.4469   0.00944   0.00371  -0.0231   0.5090   0.7366
   3.250   0.4676   0.00954   0.00378  -0.0215   0.5003   0.7485
   3.500   0.4886   0.00962   0.00389  -0.0201   0.4921   0.7592
   3.750   0.5086   0.00971   0.00396  -0.0184   0.4834   0.7699
   4.000   0.5285   0.00981   0.00407  -0.0167   0.4757   0.7802
   4.250   0.5480   0.00988   0.00416  -0.0150   0.4678   0.7907
   4.500   0.5646   0.00999   0.00426  -0.0127   0.4600   0.8011
   4.750   0.5825   0.01004   0.00435  -0.0106   0.4528   0.8117
   5.000   0.5997   0.01013   0.00446  -0.0085   0.4454   0.8227
   5.250   0.6166   0.01026   0.00459  -0.0063   0.4382   0.8337
   5.500   0.6347   0.01035   0.00474  -0.0043   0.4310   0.8457
   5.750   0.6518   0.01051   0.00490  -0.0022   0.4235   0.8582
   6.000   0.6710   0.01062   0.00508  -0.0006   0.4162   0.8725
   6.250   0.6916   0.01078   0.00528   0.0007   0.4078   0.8892
   6.500   0.7207   0.01099   0.00554   0.0002   0.3994   0.9077
   6.750   0.7599   0.01126   0.00584  -0.0025   0.3899   0.9245
   7.000   0.8051   0.01159   0.00619  -0.0065   0.3803   0.9377
   7.250   0.8489   0.01196   0.00653  -0.0103   0.3700   0.9491
   7.500   0.8926   0.01230   0.00688  -0.0140   0.3605   0.9575
   7.750   0.9291   0.01271   0.00725  -0.0164   0.3503   0.9677
   8.000   0.9631   0.01306   0.00761  -0.0181   0.3401   0.9794
   8.250   0.9971   0.01355   0.00804  -0.0201   0.3297   0.9891
   8.500   1.0342   0.01398   0.00847  -0.0227   0.3186   0.9978
   8.750   1.0531   0.01438   0.00882  -0.0219   0.3093   1.0000
   9.000   1.0561   0.01474   0.00914  -0.0179   0.3009   1.0000
   9.250   1.0615   0.01519   0.00955  -0.0144   0.2934   1.0000
   9.500   1.0703   0.01563   0.00999  -0.0116   0.2851   1.0000
   9.750   1.0774   0.01622   0.01053  -0.0087   0.2773   1.0000
  10.000   1.0886   0.01675   0.01105  -0.0065   0.2689   1.0000
  10.250   1.0960   0.01748   0.01173  -0.0039   0.2610   1.0000
  10.500   1.1084   0.01807   0.01233  -0.0021   0.2532   1.0000
  10.750   1.1158   0.01892   0.01313   0.0002   0.2458   1.0000
  11.000   1.1291   0.01956   0.01380   0.0017   0.2391   1.0000
  11.250   1.1382   0.02044   0.01465   0.0035   0.2322   1.0000
  11.500   1.1491   0.02128   0.01549   0.0051   0.2258   1.0000
  11.750   1.1599   0.02216   0.01638   0.0066   0.2191   1.0000
  12.000   1.1674   0.02327   0.01745   0.0083   0.2120   1.0000
  12.250   1.1792   0.02417   0.01838   0.0095   0.2054   1.0000
  12.500   1.1851   0.02546   0.01963   0.0111   0.1988   1.0000
  12.750   1.1971   0.02643   0.02063   0.0121   0.1926   1.0000
  13.000   1.2045   0.02772   0.02191   0.0133   0.1864   1.0000
  13.250   1.2128   0.02899   0.02318   0.0144   0.1807   1.0000
  13.500   1.2220   0.03025   0.02446   0.0154   0.1747   1.0000
  13.750   1.2259   0.03192   0.02610   0.0166   0.1692   1.0000
  14.000   1.2371   0.03311   0.02733   0.0173   0.1647   1.0000
  14.250   1.2441   0.03464   0.02888   0.0181   0.1599   1.0000
  14.500   1.2466   0.03655   0.03076   0.0190   0.1551   1.0000
  14.750   1.2572   0.03788   0.03216   0.0195   0.1512   1.0000
  15.000   1.2638   0.03956   0.03386   0.0201   0.1471   1.0000
  15.250   1.2649   0.04173   0.03600   0.0208   0.1426   1.0000
  15.500   1.2738   0.04329   0.03763   0.0212   0.1394   1.0000
  15.750   1.2803   0.04509   0.03946   0.0215   0.1355   1.0000
  16.000   1.2826   0.04731   0.04169   0.0219   0.1323   1.0000
  16.250   1.2860   0.04943   0.04383   0.0222   0.1293   1.0000
  16.500   1.2934   0.05125   0.04572   0.0224   0.1264   1.0000
  16.750   1.2978   0.05335   0.04787   0.0225   0.1236   1.0000
  17.000   1.2988   0.05586   0.05039   0.0226   0.1207   1.0000
  17.250   1.3001   0.05835   0.05291   0.0226   0.1181   1.0000
  17.500   1.3069   0.06033   0.05497   0.0225   0.1156   1.0000
  17.750   1.3093   0.06279   0.05748   0.0224   0.1128   1.0000
  18.000   1.3088   0.06559   0.06029   0.0221   0.1100   1.0000
  18.250   1.3080   0.06845   0.06318   0.0219   0.1078   1.0000
  18.500   1.3132   0.07070   0.06552   0.0216   0.1053   1.0000
  18.750   1.3145   0.07343   0.06831   0.0211   0.1026   1.0000
  19.000   1.3116   0.07665   0.07156   0.0206   0.1000   1.0000
  19.250   1.3105   0.07968   0.07463   0.0200   0.0974   1.0000
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