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EPPLER 694 AIRFOIL (e694-il)

EPPLER 694 AIRFOIL - Eppler E694 sailplane airfoil


Airfoil e694-il
Details Dat file Parser  
(e694-il) EPPLER 694 AIRFOIL
Eppler E694 sailplane airfoil
Max thickness 15.4% at 40.4% chord.
Max camber 4.9% at 59.2% chord
Source UIUC Airfoil Coordinates Database
Source dat file
The dat file is in Lednicer format
EPPLER 694 AIRFOIL
      33.0      29.0

 0.0002300 0.0021800
 0.0046900 0.0111300
 0.0136300 0.0214100
 0.0269200 0.0323900
 0.0444500 0.0436900
 0.0660800 0.0549900
 0.0916600 0.0660300
 0.1209500 0.0765800
 0.1537300 0.0864600
 0.1896800 0.0954800
 0.2284800 0.1033200
 0.2697500 0.1104300
 0.3131000 0.1161200
 0.3581000 0.1204900
 0.4043100 0.1234700
 0.4512500 0.1250200
 0.4984400 0.1250600
 0.5454100 0.1236000
 0.5916500 0.1205400
 0.6366800 0.1158700
 0.6799600 0.1090900
 0.7224600 0.0999900
 0.7639900 0.0906900
 0.8020200 0.0811200
 0.8369900 0.0694300
 0.8702300 0.0567400
 0.9010000 0.0445000
 0.9283500 0.0331300
 0.9517200 0.0226300
 0.9711000 0.0132500
 0.9863200 0.0058800
 0.9964000 0.0014200
 1.0000000 0.0000000

 0.0002300 0.0021800
 0.0014600 -.0046600
 0.0090800 -.0102200
 0.0224900 -.0153900
 0.0413500 -.0198900
 0.0654400 -.0236700
 0.0945500 -.0267300
 0.1283400 -.0291500
 0.1664000 -.0309600
 0.2082300 -.0322200
 0.2532500 -.0328900
 0.3009900 -.0328600
 0.3509900 -.0321700
 0.4026800 -.0309300
 0.4553400 -.0291200
 0.5084000 -.0266100
 0.5614800 -.0234300
 0.6138900 -.0198200
 0.6647200 -.0155600
 0.7138400 -.0100000
 0.7617700 -.0033400
 0.8086200 0.0033600
 0.8538200 0.0087500
 0.8959600 0.0116100
 0.9331000 0.0114100
 0.9630900 0.0084500
 0.9841400 0.0043200
 0.9961500 0.0011400
 1.0000000 0.0000000
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Lednicer format dat file
Selig format dat file

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Polars for EPPLER 694 AIRFOIL (e694-il)

PlotAirfoilReynolds #NcritMax Cl/CdDescriptionSource 
   e694-il50,000925.3 at α=12.25°Mach=0 Ncrit=9Xfoil predictionDetails
   e694-il50,000521.4 at α=11.75°Mach=0 Ncrit=5Xfoil predictionDetails
   e694-il100,000940.4 at α=10.5°Mach=0 Ncrit=9Xfoil predictionDetails
   e694-il100,000536.4 at α=10°Mach=0 Ncrit=5Xfoil predictionDetails
   e694-il200,000961.7 at α=9°Mach=0 Ncrit=9Xfoil predictionDetails
   e694-il200,000559.4 at α=7.75°Mach=0 Ncrit=5Xfoil predictionDetails
   e694-il500,0009113.1 at α=5.5°Mach=0 Ncrit=9Xfoil predictionDetails
   e694-il500,0005111.8 at α=4.5°Mach=0 Ncrit=5Xfoil predictionDetails
   e694-il1,000,0009155.5 at α=4.25°Mach=0 Ncrit=9Xfoil predictionDetails
   e694-il1,000,0005147 at α=3.5°Mach=0 Ncrit=5Xfoil predictionDetails
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