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Airfoil Comparison

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Airfoil comparison (m17-il,lds2-il,l188tip-il,l7769-il)
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    (m17-il) NACA M17 AIRFOIL

NACA/Munk M-17 airfoil
Max thickness 8.1% at 40% chord
Max camber 4.1% at 30% chord
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    (lds2-il) LDS-2 AIRFOIL

LDS-2 airfoil
Max thickness 12% at 34.9% chord
Max camber 2.2% at 45% chord
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    (l188tip-il) LOCKHEED L-188 TIP AIRFOIL

Lockheed L-188/P-3 tip airfoil NACA 0012 -1.10 40/1.051 Cli=.4 a=.8
Max thickness 12% at 41.3% chord
Max camber 2.7% at 51.7% chord
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    (l7769-il) LISSAMAN 7769 AIRFOIL

Lissaman 7769 human powered aircraft airfoil
Max thickness 11% at 30% chord
Max camber 4.4% at 30% chord
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Used for printing plan. A4 landscape approx 280mm
Used for printing plan. A4 landscape approx 180mm

Polars for (m17-il,lds2-il,l188tip-il,l7769-il)

PlotAirfoilReynolds #NcritMax Cl/CdDescriptionSource 
   m17-il50,000935.7 at α=8.5°Mach=0 Ncrit=9Xfoil predictionDetails
   m17-il50,000535.6 at α=8.25°Mach=0 Ncrit=5Xfoil predictionDetails
   m17-il100,000955.2 at α=7.75°Mach=0 Ncrit=9Xfoil predictionDetails
   m17-il100,000555.5 at α=7.25°Mach=0 Ncrit=5Xfoil predictionDetails
   m17-il200,000975.3 at α=7°Mach=0 Ncrit=9Xfoil predictionDetails
   m17-il200,000574.2 at α=6.5°Mach=0 Ncrit=5Xfoil predictionDetails
   m17-il500,0009102.4 at α=6.25°Mach=0 Ncrit=9Xfoil predictionDetails
   m17-il500,000598.3 at α=5.75°Mach=0 Ncrit=5Xfoil predictionDetails
   m17-il1,000,0009122.3 at α=5.5°Mach=0 Ncrit=9Xfoil predictionDetails
   m17-il1,000,0005114.8 at α=5°Mach=0 Ncrit=5Xfoil predictionDetails
   lds2-il50,000934 at α=6.75°Mach=0 Ncrit=9Xfoil predictionDetails
   lds2-il50,000533.3 at α=6.5°Mach=0 Ncrit=5Xfoil predictionDetails
   lds2-il100,000952.7 at α=6°Mach=0 Ncrit=9Xfoil predictionDetails
   lds2-il100,000550.3 at α=5.25°Mach=0 Ncrit=5Xfoil predictionDetails
   lds2-il200,000972.7 at α=5°Mach=0 Ncrit=9Xfoil predictionDetails
   lds2-il200,000566.3 at α=4°Mach=0 Ncrit=5Xfoil predictionDetails
   lds2-il500,000997.7 at α=4°Mach=0 Ncrit=9Xfoil predictionDetails
   lds2-il500,000577.6 at α=3.25°Mach=0 Ncrit=5Xfoil predictionDetails
   lds2-il1,000,0009106.5 at α=3.5°Mach=0 Ncrit=9Xfoil predictionDetails
   lds2-il1,000,000585.5 at α=6.5°Mach=0 Ncrit=5Xfoil predictionDetails
   l188tip-il50,000935.1 at α=7.25°Mach=0 Ncrit=9Xfoil predictionDetails
   l188tip-il50,000533.4 at α=7°Mach=0 Ncrit=5Xfoil predictionDetails
   l188tip-il100,000955.4 at α=6.25°Mach=0 Ncrit=9Xfoil predictionDetails
   l188tip-il100,000553.2 at α=5.5°Mach=0 Ncrit=5Xfoil predictionDetails
   l188tip-il200,000979.3 at α=5.25°Mach=0 Ncrit=9Xfoil predictionDetails
   l188tip-il200,000572.9 at α=4.25°Mach=0 Ncrit=5Xfoil predictionDetails
   l188tip-il500,0009109 at α=4°Mach=0 Ncrit=9Xfoil predictionDetails
   l188tip-il500,000591.9 at α=3.25°Mach=0 Ncrit=5Xfoil predictionDetails
   l188tip-il1,000,0009127 at α=3.5°Mach=0 Ncrit=9Xfoil predictionDetails
   l188tip-il1,000,000593.6 at α=2.5°Mach=0 Ncrit=5Xfoil predictionDetails
   l7769-il50,00096.6 at α=6°Mach=0 Ncrit=9Xfoil predictionDetails
   l7769-il50,000515.4 at α=3.5°Mach=0 Ncrit=5Xfoil predictionDetails
   l7769-il100,000932.3 at α=12.25°Mach=0 Ncrit=9Xfoil predictionDetails
   l7769-il100,000539.8 at α=9.25°Mach=0 Ncrit=5Xfoil predictionDetails
   l7769-il200,000972.6 at α=10.25°Mach=0 Ncrit=9Xfoil predictionDetails
   l7769-il200,000574.3 at α=9.5°Mach=0 Ncrit=5Xfoil predictionDetails
   l7769-il500,0009113.7 at α=9°Mach=0 Ncrit=9Xfoil predictionDetails
   l7769-il500,0005111 at α=8°Mach=0 Ncrit=5Xfoil predictionDetails
   l7769-il1,000,0009143.8 at α=8.25°Mach=0 Ncrit=9Xfoil predictionDetails
   l7769-il1,000,0005136.2 at α=7°Mach=0 Ncrit=5Xfoil predictionDetails
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