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EPPLER 428 AIRFOIL (e428-il)

EPPLER 428 AIRFOIL - Eppler E428 airfoil


Airfoil e428-il
Details Dat file Parser  
(e428-il) EPPLER 428 AIRFOIL
Eppler E428 airfoil
Max thickness 11.1% at 17.2% chord.
Max camber 0.5% at 50.6% chord
Source UIUC Airfoil Coordinates Database
Source dat file
The dat file is in Lednicer format
EPPLER 428 AIRFOIL
       20.       21.

 0.0002000 0.0023000
 0.0040000 0.0109000
 0.0130000 0.0200000
 0.0250000 0.0289000
 0.0420000 0.0372000
 0.0626000 0.0445000
 0.0870000 0.0505000
 0.1160000 0.0549000
 0.1490000 0.0577000
 0.2270000 0.0598000
 0.3180000 0.0589000
 0.4170000 0.0541000
 0.5200000 0.0463000
 0.6240000 0.0366000
 0.7240000 0.0266000
 0.8150000 0.0176000
 0.8920000 0.0104000
 0.9500000 0.0049000
 0.9871800 0.0012000
 1.0000000 0.0000000

 0.0002000 0.0023000
 0.0010000 -.0059000
 0.0080000 -.0143000
 0.0190000 -.0227000
 0.0340000 -.0307000
 0.0540000 -.0377000
 0.0770000 -.0436000
 0.1050000 -.0481000
 0.1360000 -.0511000
 0.1720000 -.0525000
 0.2540000 -.0510000
 0.3010000 -.0490000
 0.4010000 -.0433000
 0.5060000 -.0354000
 0.6130000 -.0263000
 0.7150000 -.0175000
 0.8090000 -.0102000
 0.8880000 -.0050000
 0.9490000 -.0020000
 0.9870000 -.0006000
 1.0000000 0.0000000
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Lednicer format dat file
Selig format dat file

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Polars for EPPLER 428 AIRFOIL (e428-il)

PlotAirfoilReynolds #NcritMax Cl/CdDescriptionSource 
   e428-il50,000922.1 at α=4.5°Mach=0 Ncrit=9Xfoil predictionDetails
   e428-il50,000526 at α=6.5°Mach=0 Ncrit=5Xfoil predictionDetails
   e428-il100,000932.1 at α=6°Mach=0 Ncrit=9Xfoil predictionDetails
   e428-il100,000537.9 at α=7.75°Mach=0 Ncrit=5Xfoil predictionDetails
   e428-il200,000947.9 at α=9.5°Mach=0 Ncrit=9Xfoil predictionDetails
   e428-il200,000553.4 at α=8.75°Mach=0 Ncrit=5Xfoil predictionDetails
   e428-il500,000974.5 at α=8.5°Mach=0 Ncrit=9Xfoil predictionDetails
   e428-il500,000573.2 at α=7.75°Mach=0 Ncrit=5Xfoil predictionDetails
   e428-il1,000,000991.1 at α=8°Mach=0 Ncrit=9Xfoil predictionDetails
   e428-il1,000,000586.1 at α=7°Mach=0 Ncrit=5Xfoil predictionDetails
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