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Your Reynold number range is 50,000 to 1,000,000. (set)

Airfoil Comparison

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Airfoil comparison (e338-il,e668-il,e662-il,e201-il,e598-il,e335-il)
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    (e338-il) EPPLER 338 AIRFOIL

Eppler E338 flying wing airfoil
Max thickness 13.3% at 31.1% chord
Max camber 3.7% at 26.2% chord
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    (e668-il) EPPLER 668 AIRFOIL

Eppler E668 sailplane airfoil
Max thickness 13.9% at 37.3% chord
Max camber 4% at 47.8% chord
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    (e662-il) EPPLER E662 AIRFOIL

Eppler E662 sailplane airfoil
Max thickness 15% at 42.8% chord
Max camber 4.1% at 47.5% chord
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    (e201-il) E201 (11.88%)

Eppler E201 low Reynolds number airfoil
Max thickness 11.9% at 30.8% chord
Max camber 2.6% at 49.4% chord
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    (e598-il) EPPLER 598 AIRFOIL

Eppler E598 airfoil
Max thickness 11.1% at 24.2% chord
Max camber 4.5% at 34.4% chord
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    (e335-il) EPPLER 335 AIRFOIL

Eppler E335 flying wing airfoil
Max thickness 12.6% at 29% chord
Max camber 2.3% at 19.9% chord
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Used for printing plan. A4 landscape approx 280mm
Used for printing plan. A4 landscape approx 180mm

Polars for (e338-il,e668-il,e662-il,e201-il,e598-il,e335-il)

PlotAirfoilReynolds #NcritMax Cl/CdDescriptionSource 
   e338-il50,000915.8 at α=0.5°Mach=0 Ncrit=9Xfoil predictionDetails
   e338-il50,000526.2 at α=4.25°Mach=0 Ncrit=5Xfoil predictionDetails
   e338-il100,000933.8 at α=4°Mach=0 Ncrit=9Xfoil predictionDetails
   e338-il100,000545.9 at α=6.75°Mach=0 Ncrit=5Xfoil predictionDetails
   e338-il200,000963.3 at α=9.25°Mach=0 Ncrit=9Xfoil predictionDetails
   e338-il200,000567.8 at α=8.5°Mach=0 Ncrit=5Xfoil predictionDetails
   e338-il500,000997.4 at α=9.5°Mach=0 Ncrit=9Xfoil predictionDetails
   e338-il500,000588.6 at α=9.25°Mach=0 Ncrit=5Xfoil predictionDetails
   e338-il1,000,0009114 at α=9.75°Mach=0 Ncrit=9Xfoil predictionDetails
   e338-il1,000,0005108.2 at α=8°Mach=0 Ncrit=5Xfoil predictionDetails
   e668-il50,000931 at α=10.5°Mach=0 Ncrit=9Xfoil predictionDetails
   e668-il50,000527 at α=9.75°Mach=0 Ncrit=5Xfoil predictionDetails
   e668-il100,000951.6 at α=8.75°Mach=0 Ncrit=9Xfoil predictionDetails
   e668-il100,000547.2 at α=8°Mach=0 Ncrit=5Xfoil predictionDetails
   e668-il200,000981.1 at α=7.25°Mach=0 Ncrit=9Xfoil predictionDetails
   e668-il200,000577.2 at α=6.25°Mach=0 Ncrit=5Xfoil predictionDetails
   e668-il500,0009123 at α=5.25°Mach=0 Ncrit=9Xfoil predictionDetails
   e668-il500,0005113.2 at α=3.75°Mach=0 Ncrit=5Xfoil predictionDetails
   e668-il1,000,0009155.5 at α=4°Mach=0 Ncrit=9Xfoil predictionDetails
   e668-il1,000,0005135.8 at α=2.25°Mach=0 Ncrit=5Xfoil predictionDetails
   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
   e201-il50,000934 at α=9.25°Mach=0 Ncrit=9Xfoil predictionDetails
   e201-il50,000533.9 at α=8.25°Mach=0 Ncrit=5Xfoil predictionDetails
   e201-il100,000956.7 at α=8.25°Mach=0 Ncrit=9Xfoil predictionDetails
   e201-il100,000557 at α=7.25°Mach=0 Ncrit=5Xfoil predictionDetails
   e201-il200,000980.4 at α=7.25°Mach=0 Ncrit=9Xfoil predictionDetails
   e201-il200,000578.2 at α=6.5°Mach=0 Ncrit=5Xfoil predictionDetails
   e201-il500,0009112 at α=6°Mach=0 Ncrit=9Xfoil predictionDetails
   e201-il500,0005104.6 at α=5.25°Mach=0 Ncrit=5Xfoil predictionDetails
   e201-il1,000,0009135.9 at α=5°Mach=0 Ncrit=9Xfoil predictionDetails
   e201-il1,000,0005122.5 at α=4.25°Mach=0 Ncrit=5Xfoil predictionDetails
   e598-il50,00099.9 at α=0°Mach=0 Ncrit=9Xfoil predictionDetails
   e598-il50,000523.5 at α=5.25°Mach=0 Ncrit=5Xfoil predictionDetails
   e598-il100,000943.3 at α=11.25°Mach=0 Ncrit=9Xfoil predictionDetails
   e598-il100,000550.6 at α=9.25°Mach=0 Ncrit=5Xfoil predictionDetails
   e598-il200,000972.2 at α=9.5°Mach=0 Ncrit=9Xfoil predictionDetails
   e598-il200,000575.6 at α=8.25°Mach=0 Ncrit=5Xfoil predictionDetails
   e598-il500,0009109.3 at α=8.25°Mach=0 Ncrit=9Xfoil predictionDetails
   e598-il500,0005106.3 at α=7.5°Mach=0 Ncrit=5Xfoil predictionDetails
   e598-il1,000,0009137.2 at α=7.5°Mach=0 Ncrit=9Xfoil predictionDetails
   e598-il1,000,0005128.3 at α=6.75°Mach=0 Ncrit=5Xfoil predictionDetails
   e335-il50,000915.9 at α=2.5°Mach=0 Ncrit=9Xfoil predictionDetails
   e335-il50,000525.2 at α=5.75°Mach=0 Ncrit=5Xfoil predictionDetails
   e335-il100,000938.3 at α=11°Mach=0 Ncrit=9Xfoil predictionDetails
   e335-il100,000544.2 at α=8.75°Mach=0 Ncrit=5Xfoil predictionDetails
   e335-il200,000960.4 at α=9.75°Mach=0 Ncrit=9Xfoil predictionDetails
   e335-il200,000558.7 at α=9.25°Mach=0 Ncrit=5Xfoil predictionDetails
   e335-il500,000981.3 at α=9.5°Mach=0 Ncrit=9Xfoil predictionDetails
   e335-il500,000572 at α=9.25°Mach=0 Ncrit=5Xfoil predictionDetails
   e335-il1,000,000990.1 at α=9.75°Mach=0 Ncrit=9Xfoil predictionDetails
   e335-il1,000,000588.7 at α=8.75°Mach=0 Ncrit=5Xfoil predictionDetails
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