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Airfoil Comparison

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Airfoil comparison (e330-il,e397-il,e329-il,e417-il)
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    (e330-il) EPPLER 330 AIRFOIL

Eppler E330 flying wing airfoil
Max thickness 11% at 29.2% chord
Max camber 2.1% at 16.9% chord
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    (e397-il) EPPLER 397 AIRFOIL

Eppler E397 human powered aircraft airfoil
Max thickness 13.5% at 29.4% chord
Max camber 5.3% at 52.1% chord
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    (e329-il) EPPLER 329 AIRFOIL

Eppler E329 flying wing airfoil
Max thickness 13.5% at 30.6% chord
Max camber 3.5% at 25.7% chord
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    (e417-il) EPPLER 417 AIRFOIL

Eppler E417 general purpose airfoil
Max thickness 14.2% at 38.3% chord
Max camber 3.1% at 76.3% chord
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Used for printing plan. A4 landscape approx 280mm
Used for printing plan. A4 landscape approx 180mm

Polars for (e330-il,e397-il,e329-il,e417-il)

PlotAirfoilReynolds #NcritMax Cl/CdDescriptionSource 
   e330-il50,000917.2 at α=3.25°Mach=0 Ncrit=9Xfoil predictionDetails
   e330-il50,000526.9 at α=7.75°Mach=0 Ncrit=5Xfoil predictionDetails
   e330-il100,000940.6 at α=9.75°Mach=0 Ncrit=9Xfoil predictionDetails
   e330-il100,000544.9 at α=8.25°Mach=0 Ncrit=5Xfoil predictionDetails
   e330-il200,000960.6 at α=9°Mach=0 Ncrit=9Xfoil predictionDetails
   e330-il200,000561.5 at α=8°Mach=0 Ncrit=5Xfoil predictionDetails
   e330-il500,000985.1 at α=8.25°Mach=0 Ncrit=9Xfoil predictionDetails
   e330-il500,000571.9 at α=8.25°Mach=0 Ncrit=5Xfoil predictionDetails
   e330-il1,000,000989.6 at α=8.75°Mach=0 Ncrit=9Xfoil predictionDetails
   e330-il1,000,000584.8 at α=8°Mach=0 Ncrit=5Xfoil predictionDetails
   e397-il50,000926.3 at α=12°Mach=0 Ncrit=9Xfoil predictionDetails
   e397-il50,000522.5 at α=11.25°Mach=0 Ncrit=5Xfoil predictionDetails
   e397-il100,000951 at α=9°Mach=0 Ncrit=9Xfoil predictionDetails
   e397-il100,000553.4 at α=7°Mach=0 Ncrit=5Xfoil predictionDetails
   e397-il200,000989 at α=7.5°Mach=0 Ncrit=9Xfoil predictionDetails
   e397-il200,000589.3 at α=6°Mach=0 Ncrit=5Xfoil predictionDetails
   e397-il500,0009135.7 at α=6°Mach=0 Ncrit=9Xfoil predictionDetails
   e397-il500,0005126 at α=4.75°Mach=0 Ncrit=5Xfoil predictionDetails
   e397-il1,000,0009169.2 at α=4.5°Mach=0 Ncrit=9Xfoil predictionDetails
   e397-il1,000,0005139.9 at α=3.25°Mach=0 Ncrit=5Xfoil predictionDetails
   e329-il50,000917.3 at α=0.25°Mach=0 Ncrit=9Xfoil predictionDetails
   e329-il50,000527.6 at α=4.25°Mach=0 Ncrit=5Xfoil predictionDetails
   e329-il100,000937 at α=4.75°Mach=0 Ncrit=9Xfoil predictionDetails
   e329-il100,000547.1 at α=7°Mach=0 Ncrit=5Xfoil predictionDetails
   e329-il200,000963.8 at α=8.75°Mach=0 Ncrit=9Xfoil predictionDetails
   e329-il200,000566.6 at α=9.25°Mach=0 Ncrit=5Xfoil predictionDetails
   e329-il500,000994.7 at α=10°Mach=0 Ncrit=9Xfoil predictionDetails
   e329-il500,000591.1 at α=8.75°Mach=0 Ncrit=5Xfoil predictionDetails
   e329-il1,000,0009116.9 at α=9°Mach=0 Ncrit=9Xfoil predictionDetails
   e329-il1,000,0005110.8 at α=7.75°Mach=0 Ncrit=5Xfoil predictionDetails
   e417-il50,000933.2 at α=8°Mach=0 Ncrit=9Xfoil predictionDetails
   e417-il50,000530.2 at α=7.75°Mach=0 Ncrit=5Xfoil predictionDetails
   e417-il100,000946.8 at α=7.25°Mach=0 Ncrit=9Xfoil predictionDetails
   e417-il100,000546 at α=6.25°Mach=0 Ncrit=5Xfoil predictionDetails
   e417-il200,000965.6 at α=5.5°Mach=0 Ncrit=9Xfoil predictionDetails
   e417-il200,000566.1 at α=4.5°Mach=0 Ncrit=5Xfoil predictionDetails
   e417-il500,0009103.1 at α=3.75°Mach=0 Ncrit=9Xfoil predictionDetails
   e417-il500,000594.4 at α=2.25°Mach=0 Ncrit=5Xfoil predictionDetails
   e417-il1,000,0009135.9 at α=2.25°Mach=0 Ncrit=9Xfoil predictionDetails
   e417-il1,000,0005112.5 at α=1°Mach=0 Ncrit=5Xfoil predictionDetails
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