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EPPLER 399 AIRFOIL (e399-il)

EPPLER 399 AIRFOIL - Eppler E399 human powered aircraft airfoil


Airfoil e399-il
Details Dat file Parser  
(e399-il) EPPLER 399 AIRFOIL
Eppler E399 human powered aircraft airfoil
Max thickness 14.8% at 29% chord.
Max camber 5.1% at 51.4% chord
Source UIUC Airfoil Coordinates Database
Source dat file
The dat file is in Lednicer format
EPPLER 399 AIRFOIL
       37.       36.

 0.0000100 -.0001800
 0.0000200 0.0006100
 0.0002100 0.0022500
 0.0006200 0.0039900
 0.0015700 0.0067300
 0.0028500 0.0094600
 0.0102500 0.0199200
 0.0219500 0.0312000
 0.0377900 0.0428300
 0.0576500 0.0544800
 0.0813400 0.0658600
 0.1086600 0.0767200
 0.1393600 0.0868300
 0.1731500 0.0959800
 0.2097100 0.1039900
 0.2486900 0.1106700
 0.2897200 0.1158300
 0.3324500 0.1193000
 0.3765400 0.1209200
 0.4216700 0.1205700
 0.4675700 0.1181800
 0.5140600 0.1137400
 0.5609600 0.1074600
 0.6079600 0.0997000
 0.6546000 0.0908000
 0.7004100 0.0811000
 0.7448700 0.0709100
 0.7874401 0.0605700
 0.8275700 0.0504000
 0.8646801 0.0406700
 0.8982000 0.0316300
 0.9275600 0.0234600
 0.9522200 0.0162000
 0.9719500 0.0097500
 0.9868600 0.0044400
 0.9965600 0.0010900
 1.0000000 0.0000000

 0.0000100 -.0001800
 0.0000500 -.0009300
 0.0001700 -.0016300
 0.0003800 -.0023200
 0.0006900 -.0030200
 0.0010700 -.0037300
 0.0020200 -.0051600
 0.0032100 -.0066000
 0.0054000 -.0087900
 0.0124600 -.0139600
 0.0264500 -.0206600
 0.0451800 -.0264800
 0.0685100 -.0312200
 0.0963100 -.0347200
 0.1284000 -.0369000
 0.1645600 -.0377300
 0.2045200 -.0371900
 0.2479900 -.0353000
 0.2947100 -.0321000
 0.3444100 -.0278500
 0.3966200 -.0228500
 0.4507800 -.0174000
 0.5062600 -.0117800
 0.5624000 -.0062800
 0.6184700 -.0011600
 0.6737000 0.0033100
 0.7272800 0.0069200
 0.7783600 0.0094800
 0.8260800 0.0109000
 0.8696000 0.0111200
 0.9080900 0.0102200
 0.9407499 0.0083100
 0.9667500 0.0056200
 0.9853500 0.0028300
 0.9963700 0.0007600
 1.0000000 0.0000000
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Lednicer format dat file
Selig format dat file

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Polars for EPPLER 399 AIRFOIL (e399-il)

PlotAirfoilReynolds #NcritMax Cl/CdDescriptionSource 
   e399-il50,00096.3 at α=8.5°Mach=0 Ncrit=9Xfoil predictionDetails
   e399-il50,000516.9 at α=5.5°Mach=0 Ncrit=5Xfoil predictionDetails
   e399-il100,000946.6 at α=10.75°Mach=0 Ncrit=9Xfoil predictionDetails
   e399-il100,000554 at α=7.5°Mach=0 Ncrit=5Xfoil predictionDetails
   e399-il200,000983.6 at α=8.5°Mach=0 Ncrit=9Xfoil predictionDetails
   e399-il200,000585.6 at α=7°Mach=0 Ncrit=5Xfoil predictionDetails
   e399-il500,0009127.7 at α=6.75°Mach=0 Ncrit=9Xfoil predictionDetails
   e399-il500,0005123.3 at α=6°Mach=0 Ncrit=5Xfoil predictionDetails
   e399-il1,000,0009161.5 at α=5.75°Mach=0 Ncrit=9Xfoil predictionDetails
   e399-il1,000,0005142.4 at α=5.25°Mach=0 Ncrit=5Xfoil predictionDetails
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