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EPPLER E662 AIRFOIL (e662-il)

EPPLER E662 AIRFOIL - Eppler E662 sailplane airfoil


Airfoil e662-il
Details Dat file Parser  
(e662-il) EPPLER E662 AIRFOIL
Eppler E662 sailplane airfoil
Max thickness 15% at 42.8% chord.
Max camber 4.1% at 47.5% chord
Source UIUC Airfoil Coordinates Database
Source dat file
The dat file is in Lednicer format
 EPPLER E662 AIRFOIL
33.        30.
 
 0.00000   0.00000
  .00239    .00770
  .00921    .01761
  .02037    .02828
  .03578    .03926
  .05535    .05024
  .07892    .06094
  .10631    .07113
  .13729    .08062
  .17159    .08923
  .20891    .09681
  .24891    .10324
  .29121    .10841
  .33541    .11225
  .38108    .11470
  .42776    .11570
  .47501    .11525
  .52232    .11331
  .56922    .10988
  .61519    .10489
  .65983    .09824
  .70276    .08968
  .74435    .07890
  .78528    .06682
  .82500    .05493
  .86231    .04390
  .89626    .03395
  .92609    .02516
  .95113    .01745
  .97117    .01056
  .98640    .00483
  .99642    .00118
 1.00000   0.00000
 
 0.00000   0.00000
  .00003   -.00074
  .00351   -.00733
  .01336   -.01289
  .02879   -.01785
  .04966   -.02210
  .07571   -.02567
  .10668   -.02858
  .14221   -.03088
  .18189   -.03264
  .22522   -.03392
  .27165   -.03474
  .32061   -.03512
  .37148   -.03506
  .42363   -.03456
  .47642   -.03357
  .52919   -.03206
  .58130   -.02993
  .63214   -.02702
  .68116   -.02302
  .72841   -.01742
  .77449   -.01061
  .81940   -.00382
  .86229    .00169
  .90177    .00509
  .93628    .00611
  .96423    .00500
  .98431    .00276
  .99613    .00077
 1.00000   0.00000
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Lednicer format dat file
Selig format dat file

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Polars for EPPLER E662 AIRFOIL (e662-il)

PlotAirfoilReynolds #NcritMax Cl/CdDescriptionSource 
   e662-il50,000927.6 at α=12°Mach=0 Ncrit=9Xfoil predictionDetails
   e662-il50,000523.4 at α=11°Mach=0 Ncrit=5Xfoil predictionDetails
   e662-il100,000946.6 at α=9.5°Mach=0 Ncrit=9Xfoil predictionDetails
   e662-il100,000540.9 at α=9°Mach=0 Ncrit=5Xfoil predictionDetails
   e662-il200,000971.4 at α=8°Mach=0 Ncrit=9Xfoil predictionDetails
   e662-il200,000566.9 at α=6.75°Mach=0 Ncrit=5Xfoil predictionDetails
   e662-il500,0009114.3 at α=5.75°Mach=0 Ncrit=9Xfoil predictionDetails
   e662-il500,0005111.1 at α=4°Mach=0 Ncrit=5Xfoil predictionDetails
   e662-il1,000,0009152 at α=4.5°Mach=0 Ncrit=9Xfoil predictionDetails
   e662-il1,000,0005138.7 at α=2.75°Mach=0 Ncrit=5Xfoil predictionDetails
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