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Airfoil Comparison

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Airfoil comparison (sg6042-il,sg6041-il,sm701-il,sg6040-il)
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    (sg6042-il) SG6042

Selig / Giguere SG6042 wind turbine airfoil (high L/D)
Max thickness 10% at 33.5% chord
Max camber 3.3% at 51.5% chord
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    (sg6041-il) SG6041

Selig / Giguere SG6041 wind turbine airfoil (high L/D)
Max thickness 10% at 34.9% chord
Max camber 1.6% at 49.7% chord
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    (sm701-il) SM701

Somers / Maughmer SM701 airfoil
Max thickness 16% at 36.3% chord
Max camber 3% at 60.3% chord
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    (sg6040-il) SG6040

Selig / Giguere SG6040 wind turbine airfoil
Max thickness 16% at 35.3% chord
Max camber 2.3% at 60.5% chord
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Used for printing plan. A4 landscape approx 280mm
Used for printing plan. A4 landscape approx 180mm

Polars for (sg6042-il,sg6041-il,sm701-il,sg6040-il)

PlotAirfoilReynolds #NcritMax Cl/CdDescriptionSource 
   sg6042-il50,000940 at α=7.25°Mach=0 Ncrit=9Xfoil predictionDetails
   sg6042-il50,000539.5 at α=6.75°Mach=0 Ncrit=5Xfoil predictionDetails
   sg6042-il100,000962.9 at α=6°Mach=0 Ncrit=9Xfoil predictionDetails
   sg6042-il100,000560.7 at α=5.25°Mach=0 Ncrit=5Xfoil predictionDetails
   sg6042-il200,000989 at α=4.75°Mach=0 Ncrit=9Xfoil predictionDetails
   sg6042-il200,000582.3 at α=3.75°Mach=0 Ncrit=5Xfoil predictionDetails
   sg6042-il500,0009123.6 at α=3.25°Mach=0 Ncrit=9Xfoil predictionDetails
   sg6042-il500,0005106.3 at α=2.25°Mach=0 Ncrit=5Xfoil predictionDetails
   sg6042-il1,000,0009145.5 at α=2.25°Mach=0 Ncrit=9Xfoil predictionDetails
   sg6042-il1,000,0005110.9 at α=3°Mach=0 Ncrit=5Xfoil predictionDetails
   sg6041-il50,000935.4 at α=5.75°Mach=0 Ncrit=9Xfoil predictionDetails
   sg6041-il50,000535.1 at α=5.5°Mach=0 Ncrit=5Xfoil predictionDetails
   sg6041-il100,000953.5 at α=5°Mach=0 Ncrit=9Xfoil predictionDetails
   sg6041-il100,000549.8 at α=4.5°Mach=0 Ncrit=5Xfoil predictionDetails
   sg6041-il200,000972.8 at α=4°Mach=0 Ncrit=9Xfoil predictionDetails
   sg6041-il200,000563.9 at α=3.25°Mach=0 Ncrit=5Xfoil predictionDetails
   sg6041-il500,000991.5 at α=3.25°Mach=0 Ncrit=9Xfoil predictionDetails
   sg6041-il500,000574.2 at α=6.25°Mach=0 Ncrit=5Xfoil predictionDetails
   sg6041-il1,000,000996.5 at α=2.5°Mach=0 Ncrit=9Xfoil predictionDetails
   sg6041-il1,000,000588 at α=7°Mach=0 Ncrit=5Xfoil predictionDetails
   sm701-il50,000927 at α=9.25°Mach=0 Ncrit=9Xfoil predictionDetails
   sm701-il50,000530.5 at α=7.75°Mach=0 Ncrit=5Xfoil predictionDetails
   sm701-il100,000950.8 at α=6.5°Mach=0 Ncrit=9Xfoil predictionDetails
   sm701-il100,000546.8 at α=5.75°Mach=0 Ncrit=5Xfoil predictionDetails
   sm701-il200,000968.6 at α=5°Mach=0 Ncrit=9Xfoil predictionDetails
   sm701-il200,000564.4 at α=3.75°Mach=0 Ncrit=5Xfoil predictionDetails
   sm701-il500,000995.9 at α=3.25°Mach=0 Ncrit=9Xfoil predictionDetails
   sm701-il500,000579.6 at α=2°Mach=0 Ncrit=5Xfoil predictionDetails
   sm701-il1,000,0009110.9 at α=2.25°Mach=0 Ncrit=9Xfoil predictionDetails
   sm701-il1,000,000593.6 at α=5.25°Mach=0 Ncrit=5Xfoil predictionDetails
   sg6040-il50,000926.1 at α=11.5°Mach=0 Ncrit=9Xfoil predictionDetails
   sg6040-il50,000526.4 at α=8.5°Mach=0 Ncrit=5Xfoil predictionDetails
   sg6040-il100,000950.5 at α=9°Mach=0 Ncrit=9Xfoil predictionDetails
   sg6040-il100,000550.9 at α=7.75°Mach=0 Ncrit=5Xfoil predictionDetails
   sg6040-il200,000972.9 at α=7.75°Mach=0 Ncrit=9Xfoil predictionDetails
   sg6040-il200,000568.2 at α=6.75°Mach=0 Ncrit=5Xfoil predictionDetails
   sg6040-il500,000996.6 at α=6.75°Mach=0 Ncrit=9Xfoil predictionDetails
   sg6040-il500,000588.5 at α=5.75°Mach=0 Ncrit=5Xfoil predictionDetails
   sg6040-il1,000,0009114.7 at α=5.5°Mach=0 Ncrit=9Xfoil predictionDetails
   sg6040-il1,000,0005102.3 at α=5.25°Mach=0 Ncrit=5Xfoil predictionDetails
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