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EPPLER 550 AIRFOIL (e550-il) Xfoil prediction polar at RE=200,000 Ncrit=5


Details Polar file
Airfoil: EPPLER 550 AIRFOIL (e550-il)
Reynolds number: 200,000
Max Cl/Cd: 67.04 at α=9.25°
Description: Mach=0 Ncrit=5
Source: Xfoil prediction
Download polar: xf-e550-il-200000-n5.txt
Download as CSV file: xf-e550-il-200000-n5.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: EPPLER 550 AIRFOIL                              
  
 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
  ------ -------- --------- --------- -------- -------- --------
 -15.250  -0.5122   0.12495   0.12110  -0.0335   1.0000   0.0097
 -15.000  -0.5638   0.10611   0.10213  -0.0426   1.0000   0.0094
 -14.750  -0.5969   0.09378   0.08962  -0.0499   1.0000   0.0092
 -14.500  -0.6221   0.08472   0.08039  -0.0552   1.0000   0.0090
 -14.250  -0.6457   0.07702   0.07249  -0.0594   1.0000   0.0090
 -14.000  -0.6668   0.07054   0.06580  -0.0624   1.0000   0.0090
 -13.750  -0.6857   0.06497   0.06000  -0.0645   1.0000   0.0090
 -13.500  -0.6992   0.06057   0.05540  -0.0656   1.0000   0.0090
 -13.250  -0.7110   0.05656   0.05118  -0.0662   1.0000   0.0091
 -13.000  -0.7196   0.05305   0.04746  -0.0664   1.0000   0.0092
 -12.750  -0.7252   0.04997   0.04419  -0.0662   1.0000   0.0092
 -12.500  -0.7277   0.04733   0.04133  -0.0658   1.0000   0.0094
 -12.250  -0.7293   0.04472   0.03849  -0.0650   1.0000   0.0096
 -12.000  -0.7277   0.04263   0.03626  -0.0642   1.0000   0.0099
 -11.750  -0.7230   0.04078   0.03430  -0.0632   1.0000   0.0099
 -11.500  -0.7187   0.03957   0.03313  -0.0626   1.0000   0.0105
 -11.250  -0.7123   0.03795   0.03140  -0.0613   1.0000   0.0106
 -11.000  -0.7044   0.03643   0.02978  -0.0599   1.0000   0.0107
 -10.750  -0.6972   0.03514   0.02841  -0.0585   1.0000   0.0111
 -10.500  -0.6886   0.03382   0.02698  -0.0569   1.0000   0.0115
 -10.250  -0.6671   0.03219   0.02523  -0.0573   0.9856   0.0119
 -10.000  -0.6295   0.03048   0.02336  -0.0610   0.9387   0.0124
  -9.750  -0.5742   0.02860   0.02137  -0.0688   0.9028   0.0130
  -9.500  -0.5235   0.02697   0.01951  -0.0756   0.8619   0.0141
  -9.250  -0.4938   0.02577   0.01805  -0.0780   0.8241   0.0150
  -9.000  -0.4756   0.02478   0.01689  -0.0781   0.7953   0.0156
  -8.750  -0.4623   0.02391   0.01590  -0.0771   0.7730   0.0169
  -8.500  -0.4488   0.02318   0.01502  -0.0760   0.7543   0.0188
  -8.250  -0.4382   0.02234   0.01409  -0.0744   0.7381   0.0203
  -8.000  -0.4274   0.02157   0.01319  -0.0728   0.7238   0.0225
  -7.500  -0.4133   0.02006   0.01152  -0.0681   0.6982   0.0276
  -7.250  -0.4031   0.01946   0.01084  -0.0660   0.6871   0.0323
  -6.750  -0.3777   0.01821   0.00954  -0.0625   0.6671   0.0498
  -6.500  -0.3632   0.01760   0.00895  -0.0610   0.6588   0.0664
  -6.250  -0.3480   0.01693   0.00837  -0.0597   0.6504   0.0915
  -6.000  -0.3330   0.01620   0.00777  -0.0584   0.6432   0.1307
  -5.750  -0.3191   0.01525   0.00711  -0.0571   0.6358   0.1940
  -5.500  -0.3088   0.01390   0.00627  -0.0556   0.6291   0.3108
  -5.250  -0.2943   0.01312   0.00630  -0.0539   0.6225   0.4740
  -5.000  -0.2678   0.01327   0.00639  -0.0535   0.6155   0.5172
  -4.750  -0.2407   0.01344   0.00639  -0.0533   0.6096   0.5388
  -4.500  -0.2131   0.01361   0.00645  -0.0532   0.6033   0.5545
  -4.250  -0.1857   0.01382   0.00652  -0.0529   0.5977   0.5678
  -4.000  -0.1582   0.01422   0.00685  -0.0524   0.5931   0.5810
  -3.750  -0.1306   0.01470   0.00733  -0.0518   0.5877   0.5946
  -3.500  -0.1033   0.01487   0.00737  -0.0516   0.5827   0.6035
  -3.250  -0.0755   0.01488   0.00726  -0.0516   0.5783   0.6057
  -3.000  -0.0475   0.01484   0.00714  -0.0517   0.5736   0.6078
  -2.750  -0.0196   0.01478   0.00698  -0.0519   0.5688   0.6099
  -2.500   0.0084   0.01473   0.00680  -0.0521   0.5647   0.6122
  -2.250   0.0365   0.01468   0.00660  -0.0524   0.5613   0.6146
  -2.000   0.0648   0.01460   0.00642  -0.0527   0.5576   0.6168
  -1.750   0.0931   0.01454   0.00627  -0.0531   0.5537   0.6187
  -1.500   0.1211   0.01452   0.00621  -0.0532   0.5499   0.6201
  -1.250   0.1491   0.01453   0.00614  -0.0533   0.5465   0.6216
  -1.000   0.1773   0.01453   0.00607  -0.0535   0.5433   0.6231
  -0.750   0.2055   0.01452   0.00604  -0.0538   0.5397   0.6246
  -0.500   0.2337   0.01452   0.00600  -0.0540   0.5364   0.6263
  -0.250   0.2619   0.01453   0.00596  -0.0543   0.5334   0.6283
   0.000   0.2903   0.01456   0.00591  -0.0546   0.5307   0.6304
   0.500   0.3472   0.01461   0.00585  -0.0553   0.5248   0.6344
   0.750   0.3752   0.01463   0.00587  -0.0555   0.5215   0.6359
   1.000   0.4032   0.01467   0.00592  -0.0557   0.5187   0.6372
   1.250   0.4312   0.01472   0.00597  -0.0559   0.5161   0.6387
   1.500   0.4594   0.01480   0.00601  -0.0561   0.5136   0.6404
   1.750   0.4876   0.01488   0.00608  -0.0563   0.5111   0.6424
   2.000   0.5152   0.01495   0.00619  -0.0565   0.5080   0.6445
   2.250   0.5431   0.01503   0.00629  -0.0567   0.5052   0.6467
   2.500   0.5711   0.01511   0.00638  -0.0570   0.5024   0.6487
   2.750   0.5993   0.01519   0.00645  -0.0573   0.4997   0.6508
   3.000   0.6274   0.01528   0.00653  -0.0575   0.4973   0.6526
   3.250   0.6553   0.01540   0.00666  -0.0577   0.4950   0.6542
   3.500   0.6821   0.01550   0.00687  -0.0578   0.4919   0.6560
   3.750   0.7091   0.01561   0.00705  -0.0578   0.4888   0.6581
   4.000   0.7364   0.01572   0.00721  -0.0579   0.4858   0.6605
   4.250   0.7639   0.01584   0.00735  -0.0581   0.4829   0.6631
   4.500   0.7920   0.01596   0.00747  -0.0583   0.4803   0.6658
   4.750   0.8189   0.01611   0.00767  -0.0584   0.4771   0.6683
   5.000   0.8447   0.01622   0.00791  -0.0583   0.4732   0.6703
   5.250   0.8709   0.01633   0.00810  -0.0582   0.4695   0.6724
   5.500   0.8977   0.01643   0.00826  -0.0582   0.4660   0.6748
   5.750   0.9249   0.01656   0.00842  -0.0583   0.4627   0.6775
   6.000   0.9496   0.01671   0.00871  -0.0580   0.4582   0.6804
   6.250   0.9752   0.01683   0.00892  -0.0578   0.4537   0.6836
   6.500   1.0013   0.01693   0.00906  -0.0577   0.4496   0.6865
   6.750   1.0262   0.01706   0.00930  -0.0574   0.4450   0.6894
   7.000   1.0498   0.01719   0.00958  -0.0569   0.4394   0.6928
   7.250   1.0746   0.01728   0.00974  -0.0565   0.4342   0.6963
   7.500   1.0987   0.01742   0.00997  -0.0561   0.4285   0.7001
   7.750   1.1213   0.01756   0.01025  -0.0554   0.4219   0.7034
   8.000   1.1450   0.01765   0.01039  -0.0549   0.4161   0.7068
   8.250   1.1659   0.01783   0.01077  -0.0539   0.4081   0.7108
   8.500   1.1880   0.01795   0.01094  -0.0531   0.4008   0.7152
   8.750   1.2076   0.01815   0.01130  -0.0520   0.3912   0.7196
   9.000   1.2265   0.01833   0.01159  -0.0507   0.3815   0.7242
   9.250   1.2436   0.01855   0.01187  -0.0491   0.3700   0.7297
   9.500   1.2588   0.01884   0.01225  -0.0473   0.3562   0.7355
   9.750   1.2697   0.01917   0.01264  -0.0448   0.3409   0.7411
  10.000   1.2761   0.01962   0.01311  -0.0416   0.3245   0.7479
  10.250   1.2803   0.02027   0.01377  -0.0383   0.3065   0.7546
  10.500   1.2810   0.02112   0.01462  -0.0347   0.2881   0.7624
  10.750   1.2792   0.02222   0.01570  -0.0313   0.2705   0.7710
  11.000   1.2751   0.02358   0.01707  -0.0281   0.2538   0.7814
  11.250   1.2702   0.02517   0.01869  -0.0253   0.2384   0.7932
  11.500   1.2649   0.02700   0.02055  -0.0229   0.2240   0.8078
  11.750   1.2590   0.02904   0.02265  -0.0209   0.2102   0.8274
  12.000   1.2526   0.03119   0.02490  -0.0190   0.1975   0.8573
  12.500   1.2402   0.03617   0.03000  -0.0169   0.1734   1.0000
  12.750   1.2349   0.03902   0.03283  -0.0164   0.1620   1.0000
  13.000   1.2313   0.04179   0.03560  -0.0161   0.1509   1.0000
  13.250   1.2274   0.04466   0.03848  -0.0159   0.1409   1.0000
  13.500   1.2225   0.04771   0.04152  -0.0158   0.1316   1.0000
  13.750   1.2196   0.05067   0.04450  -0.0158   0.1224   1.0000
  14.000   1.2180   0.05359   0.04744  -0.0160   0.1142   1.0000
  14.250   1.2140   0.05685   0.05069  -0.0163   0.1065   1.0000
  14.500   1.2138   0.05978   0.05365  -0.0167   0.0985   1.0000
  14.750   1.2120   0.06296   0.05685  -0.0171   0.0917   1.0000
  15.000   1.2104   0.06619   0.06010  -0.0177   0.0846   1.0000
  15.250   1.2098   0.06937   0.06332  -0.0183   0.0786   1.0000
  15.500   1.2080   0.07277   0.06673  -0.0191   0.0727   1.0000
  15.750   1.2077   0.07605   0.07008  -0.0199   0.0674   1.0000
  16.000   1.2057   0.07961   0.07366  -0.0208   0.0623   1.0000
  16.250   1.2055   0.08299   0.07710  -0.0218   0.0578   1.0000
  16.500   1.2039   0.08663   0.08078  -0.0229   0.0536   1.0000
  16.750   1.2028   0.09026   0.08446  -0.0241   0.0500   1.0000
  17.000   1.2017   0.09393   0.08820  -0.0253   0.0464   1.0000
  17.250   1.1981   0.09803   0.09233  -0.0268   0.0434   1.0000
  17.500   1.1986   0.10159   0.09599  -0.0281   0.0404   1.0000
  17.750   1.1960   0.10566   0.10011  -0.0297   0.0379   1.0000
  18.000   1.1935   0.10978   0.10430  -0.0314   0.0357   1.0000
  18.250   1.1927   0.11366   0.10829  -0.0330   0.0335   1.0000
  18.500   1.1892   0.11801   0.11269  -0.0350   0.0314   1.0000
  18.750   1.1865   0.12229   0.11705  -0.0369   0.0297   1.0000
  19.000   1.1854   0.12635   0.12122  -0.0389   0.0280   1.0000
  19.250   1.1821   0.13080   0.12574  -0.0411   0.0264   1.0000
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