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

Airfoil Comparison

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Airfoil comparison (goe331-il,s8064-il,goe55-il,nacam2-il,goe564-il,n64015-il,raf33-il,raf30-il)
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    (goe331-il) GOE 331 (PFALZ 60) AIRFOIL

Gottingen 331 (Pfalz 60) airfoil
Max thickness 10.6% at 29.9% chord
Max camber 6.9% at 39.9% chord
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    (s8064-il) S8064

Selig airfoil for Q-500 (Q500) pylon racing (12.33%). Used on the Great Planes Viper 500 ARF.
Max thickness 12.3% at 37.8% chord
Max camber 1.1% at 56.2% chord
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    (goe55-il) GOE 55 AIRFOIL

Gottingen 55 airfoil
Max thickness 6.2% at 14.9% chord
Max camber 2% at 19.9% chord
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    (nacam2-il) NACA M2

NACA M2 airfoil
Max thickness 8.1% at 30% chord
Max camber 0% at 0% chord
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    (goe564-il) GOE 564 AIRFOIL

Gottingen 564 airfoil
Max thickness 8.2% at 30% chord
Max camber 2.7% at 40% chord
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    (n64015-il) NACA 642-015 AIRFOIL

NACA 64(2)-015 airfoil
Max thickness 15% at 35% chord
Max camber 0% at 0% chord
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    (raf33-il) RAF 33 AIRFOIL

RAF-33 airfoil
Max thickness 12.6% at 30% chord
Max camber 4.7% at 30% chord
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    (raf30-il) RAF 30 AIRFOIL

RAF-30 airfoil
Max thickness 12.6% at 30% chord
Max camber 0% at 0% chord
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Used for printing plan. A4 landscape approx 280mm
Used for printing plan. A4 landscape approx 180mm

Polars for (goe331-il,s8064-il,goe55-il,nacam2-il,goe564-il,n64015-il,raf33-il,raf30-il)

PlotAirfoilReynolds #NcritMax Cl/CdDescriptionSource 
   goe331-il50,000922.4 at α=5°Mach=0 Ncrit=9Xfoil predictionDetails
   goe331-il50,000537.1 at α=5.5°Mach=0 Ncrit=5Xfoil predictionDetails
   goe331-il100,000958.8 at α=4.75°Mach=0 Ncrit=9Xfoil predictionDetails
   goe331-il100,000557.3 at α=4.5°Mach=0 Ncrit=5Xfoil predictionDetails
   goe331-il200,000979.3 at α=4.5°Mach=0 Ncrit=9Xfoil predictionDetails
   goe331-il200,000571.7 at α=5.25°Mach=0 Ncrit=5Xfoil predictionDetails
   goe331-il500,000997.1 at α=5.25°Mach=0 Ncrit=9Xfoil predictionDetails
   goe331-il500,000594.1 at α=6°Mach=0 Ncrit=5Xfoil predictionDetails
   goe331-il1,000,0009119.9 at α=6°Mach=0 Ncrit=9Xfoil predictionDetails
   goe331-il1,000,0005117.6 at α=6.5°Mach=0 Ncrit=5Xfoil predictionDetails
   s8064-il50,000931 at α=6.75°Mach=0 Ncrit=9Xfoil predictionDetails
   s8064-il50,000529.3 at α=6.5°Mach=0 Ncrit=5Xfoil predictionDetails
   s8064-il100,000948.8 at α=6°Mach=0 Ncrit=9Xfoil predictionDetails
   s8064-il100,000546.4 at α=5°Mach=0 Ncrit=5Xfoil predictionDetails
   s8064-il200,000968.9 at α=5°Mach=0 Ncrit=9Xfoil predictionDetails
   s8064-il200,000555.2 at α=4.75°Mach=0 Ncrit=5Xfoil predictionDetails
   s8064-il500,000980.2 at α=4.5°Mach=0 Ncrit=9Xfoil predictionDetails
   s8064-il500,000565.4 at α=3.5°Mach=0 Ncrit=5Xfoil predictionDetails
   s8064-il1,000,000990 at α=3.75°Mach=0 Ncrit=9Xfoil predictionDetails
   s8064-il1,000,000570.3 at α=8.25°Mach=0 Ncrit=5Xfoil predictionDetails
   goe55-il50,000926.3 at α=6°Mach=0 Ncrit=9Xfoil predictionDetails
   goe55-il50,000532.7 at α=6°Mach=0 Ncrit=5Xfoil predictionDetails
   goe55-il100,000942.4 at α=5.5°Mach=0 Ncrit=9Xfoil predictionDetails
   goe55-il100,000543.3 at α=5.25°Mach=0 Ncrit=5Xfoil predictionDetails
   goe55-il200,000954.5 at α=5°Mach=0 Ncrit=9Xfoil predictionDetails
   goe55-il200,000551.9 at α=5°Mach=0 Ncrit=5Xfoil predictionDetails
   goe55-il500,000964.7 at α=3.75°Mach=0 Ncrit=9Xfoil predictionDetails
   goe55-il500,000564.6 at α=6.25°Mach=0 Ncrit=5Xfoil predictionDetails
   goe55-il1,000,000972.7 at α=5.5°Mach=0 Ncrit=9Xfoil predictionDetails
   goe55-il1,000,000577.6 at α=7°Mach=0 Ncrit=5Xfoil predictionDetails
   nacam2-il50,000925.5 at α=3.75°Mach=0 Ncrit=9Xfoil predictionDetails
   nacam2-il50,000523.6 at α=3.5°Mach=0 Ncrit=5Xfoil predictionDetails
   nacam2-il100,000933.2 at α=3.25°Mach=0 Ncrit=9Xfoil predictionDetails
   nacam2-il100,000527.9 at α=4.75°Mach=0 Ncrit=5Xfoil predictionDetails
   nacam2-il200,000938.6 at α=2.75°Mach=0 Ncrit=9Xfoil predictionDetails
   nacam2-il200,000536.1 at α=5.25°Mach=0 Ncrit=5Xfoil predictionDetails
   nacam2-il500,000944.5 at α=4.75°Mach=0 Ncrit=9Xfoil predictionDetails
   nacam2-il500,000554.4 at α=8°Mach=0 Ncrit=5Xfoil predictionDetails
   nacam2-il1,000,000960.3 at α=8°Mach=0 Ncrit=9Xfoil predictionDetails
   nacam2-il1,000,000570.5 at α=7.75°Mach=0 Ncrit=5Xfoil predictionDetails
   goe564-il50,000937.1 at α=5.5°Mach=0 Ncrit=9Xfoil predictionDetails
   goe564-il50,000537.5 at α=5.25°Mach=0 Ncrit=5Xfoil predictionDetails
   goe564-il100,000956 at α=4.5°Mach=0 Ncrit=9Xfoil predictionDetails
   goe564-il100,000552.6 at α=4°Mach=0 Ncrit=5Xfoil predictionDetails
   goe564-il200,000975.4 at α=3.5°Mach=0 Ncrit=9Xfoil predictionDetails
   goe564-il200,000565.6 at α=3°Mach=0 Ncrit=5Xfoil predictionDetails
   goe564-il500,000995.7 at α=1.75°Mach=0 Ncrit=9Xfoil predictionDetails
   goe564-il500,000577.6 at α=5.5°Mach=0 Ncrit=5Xfoil predictionDetails
   goe564-il1,000,0009103.8 at α=2°Mach=0 Ncrit=9Xfoil predictionDetails
   goe564-il1,000,000589.2 at α=5.75°Mach=0 Ncrit=5Xfoil predictionDetails
   n64015-il50,000927.6 at α=6.75°Mach=0 Ncrit=9Xfoil predictionDetails
   n64015-il50,000527 at α=6.5°Mach=0 Ncrit=5Xfoil predictionDetails
   n64015-il100,000940.3 at α=6°Mach=0 Ncrit=9Xfoil predictionDetails
   n64015-il100,000535.1 at α=6°Mach=0 Ncrit=5Xfoil predictionDetails
   n64015-il200,000948.9 at α=6°Mach=0 Ncrit=9Xfoil predictionDetails
   n64015-il200,000545 at α=5°Mach=0 Ncrit=5Xfoil predictionDetails
   n64015-il500,000965.2 at α=5°Mach=0 Ncrit=9Xfoil predictionDetails
   n64015-il500,000552.6 at α=4°Mach=0 Ncrit=5Xfoil predictionDetails
   n64015-il1,000,000972.4 at α=4.5°Mach=0 Ncrit=9Xfoil predictionDetails
   n64015-il1,000,000565 at α=8.5°Mach=0 Ncrit=5Xfoil predictionDetails
   raf33-il50,00096.6 at α=-5.25°Mach=0 Ncrit=9Xfoil predictionDetails
   raf33-il50,000519.4 at α=3.25°Mach=0 Ncrit=5Xfoil predictionDetails
   raf33-il100,000939 at α=11.25°Mach=0 Ncrit=9Xfoil predictionDetails
   raf33-il100,000548.2 at α=7.25°Mach=0 Ncrit=5Xfoil predictionDetails
   raf33-il200,000971.8 at α=8.25°Mach=0 Ncrit=9Xfoil predictionDetails
   raf33-il200,000573.7 at α=7.25°Mach=0 Ncrit=5Xfoil predictionDetails
   raf33-il500,0009107.7 at α=7.5°Mach=0 Ncrit=9Xfoil predictionDetails
   raf33-il500,000599.2 at α=7.25°Mach=0 Ncrit=5Xfoil predictionDetails
   raf33-il1,000,0009127.2 at α=7°Mach=0 Ncrit=9Xfoil predictionDetails
   raf33-il1,000,0005110.4 at α=7°Mach=0 Ncrit=5Xfoil predictionDetails
   raf30-il50,000928.4 at α=6°Mach=0 Ncrit=9Xfoil predictionDetails
   raf30-il50,000528.7 at α=5.5°Mach=0 Ncrit=5Xfoil predictionDetails
   raf30-il100,000941.7 at α=5°Mach=0 Ncrit=9Xfoil predictionDetails
   raf30-il100,000539.1 at α=4.75°Mach=0 Ncrit=5Xfoil predictionDetails
   raf30-il200,000952.3 at α=5°Mach=0 Ncrit=9Xfoil predictionDetails
   raf30-il200,000545.6 at α=6°Mach=0 Ncrit=5Xfoil predictionDetails
   raf30-il500,000958.5 at α=6.75°Mach=0 Ncrit=9Xfoil predictionDetails
   raf30-il500,000558.3 at α=8°Mach=0 Ncrit=5Xfoil predictionDetails
   raf30-il1,000,000969.5 at α=7.75°Mach=0 Ncrit=9Xfoil predictionDetails
   raf30-il1,000,000571.6 at α=9°Mach=0 Ncrit=5Xfoil predictionDetails
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