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Airfoil Comparison

Select airfoils from the airfoil database or add your own airfoils and compare the airfoil shape and lift/drag polars.


Airfoil comparison (s806a-nr,sc20706-il,mh42-il,goe531-il,sc20404-il,goe09k-il,s826-nr,s817-nr,goe646-il,goe239-il,sc20403-il,n12-il,sc20714-il,goe488-il,goe462-il)
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    (s806a-nr) NREL's S806A Airfoil (modified line 35)

NREL HAWT airfoil S806A tip
Max thickness 11.5% at 45% chord
Max camber 2.8% at 45% chord
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    (sc20706-il) NASA SC(2)-0706 AIRFOIL

NASA SC(2)-0706 airfoil (NASA TP-2969)
Max thickness 6% at 34% chord
Max camber 1.6% at 82% chord
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    (mh42-il) MH 42 8.94%

Martin Hepperle MH 42 low Reynolds number airfoil
Max thickness 8.9% at 31.3% chord
Max camber 1.8% at 36.3% chord
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    (goe531-il) GOE 531 AIRFOIL

Gottingen 531 airfoil
Max thickness 13.8% at 19.5% chord
Max camber 14.7% at 49.3% chord
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    (sc20404-il) NASA SC(2)-0404 AIRFOIL

NASA SC(2)-0404 airfoil (NASA TP-2969)
Max thickness 4% at 37% chord
Max camber 0.7% at 81% chord
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    (goe09k-il) GOE 9K AIRFOIL

Gottingen 9K airfoil
Max thickness 2.5% at 50% chord
Max camber 0.9% at 60% chord
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    (s826-nr) NREL's S826 Airfoil

NREL HAWT airfoil S826 tip 14.0% Dia=20 to 40 m Re=1.5E+6 Clmax(S)=1.42 Clmax(R)=1.31 High max lift coef
Max thickness 14% at 33.7% chord
Max camber 4.3% at 62% chord
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    (s817-nr) NREL's S817 Airfoil

NREL HAWT airfoil S817 tip 16.0% Dia=30 to 50 m Re=3.0E+6 Clmax(S)=1.10 Clmax(R)=1.08 Restrained max lift coef
Max thickness 16% at 51.1% chord
Max camber 2.8% at 41.1% chord
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    (goe646-il) GOE 646 AIRFOIL

Gottingen 646 airfoil
Max thickness 18.3% at 29% chord
Max camber 4.5% at 49% chord
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    (goe239-il) GOE 239 (MVA H.31) AIRFOIL

Gottingen 239 (MVA H.31) airfoil
Max thickness 11.2% at 19.8% chord
Max camber 6% at 39.8% chord
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    (sc20403-il) NASA SC(2)-0403 AIRFOIL

NASA SC(2)-0403 airfoil (NASA TP-2969)
Max thickness 3% at 36% chord
Max camber 0.6% at 85% chord
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    (n12-il) N-12

N-12 airfoil
Max thickness 10.5% at 30% chord
Max camber 0.2% at 15% chord
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    (sc20714-il) NASA SC(2)-0714 AIRFOIL

NASA SC(2)-0714 airfoil (NASA TP-2969)
Max thickness 14% at 37% chord
Max camber 2.5% at 81% chord
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    (goe488-il) GOE 488 AIRFOIL

Gottingen 488 airfoil
Max thickness 6.8% at 19.9% chord
Max camber 3% at 39.9% chord
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    (goe462-il) GOE 462 AIRFOIL

Gottingen 462 airfoil
Max thickness 11% at 9.9% chord
Max camber 13.4% at 29.9% chord
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Used for printing plan. A4 landscape approx 280mm
Used for printing plan. A4 landscape approx 180mm

Polars for (s806a-nr,sc20706-il,mh42-il,goe531-il,sc20404-il,goe09k-il,s826-nr,s817-nr,goe646-il,goe239-il,sc20403-il,n12-il,sc20714-il,goe488-il,goe462-il)

PlotAirfoilReynolds #NcritMax Cl/CdDescriptionSource 
   s806a-nr50,000934.4 at α=7.75°Mach=0 Ncrit=9Xfoil predictionDetails
   s806a-nr100,000953.3 at α=7°Mach=0 Ncrit=9Xfoil predictionDetails
   s806a-nr200,000976.1 at α=5.75°Mach=0 Ncrit=9Xfoil predictionDetails
   s806a-nr500,0009107.6 at α=4.75°Mach=0 Ncrit=9Xfoil predictionDetails
   s806a-nr1,000,0009119.2 at α=3.75°Mach=0 Ncrit=9Xfoil predictionDetails
   sc20706-il50,000924 at α=2.25°Mach=0 Ncrit=9Xfoil predictionDetails
   sc20706-il50,000525.3 at α=2°Mach=0 Ncrit=5Xfoil predictionDetails
   sc20706-il100,000938.2 at α=1.75°Mach=0 Ncrit=9Xfoil predictionDetails
   sc20706-il100,000533.3 at α=1.25°Mach=0 Ncrit=5Xfoil predictionDetails
   sc20706-il200,000940.6 at α=1.25°Mach=0 Ncrit=9Xfoil predictionDetails
   sc20706-il200,000544.1 at α=0.5°Mach=0 Ncrit=5Xfoil predictionDetails
   sc20706-il500,000967 at α=0.25°Mach=0 Ncrit=9Xfoil predictionDetails
   sc20706-il500,000555.8 at α=-0.5°Mach=0 Ncrit=5Xfoil predictionDetails
   sc20706-il1,000,000996.6 at α=-0.5°Mach=0 Ncrit=9Xfoil predictionDetails
   sc20706-il1,000,000568 at α=2.75°Mach=0 Ncrit=5Xfoil predictionDetails
   mh42-il50,000932.7 at α=6.75°Mach=0 Ncrit=9Xfoil predictionDetails
   mh42-il50,000535.5 at α=6.25°Mach=0 Ncrit=5Xfoil predictionDetails
   mh42-il100,000949.9 at α=6.25°Mach=0 Ncrit=9Xfoil predictionDetails
   mh42-il100,000549.6 at α=5.75°Mach=0 Ncrit=5Xfoil predictionDetails
   mh42-il200,000967 at α=5.5°Mach=0 Ncrit=9Xfoil predictionDetails
   mh42-il200,000562.8 at α=5°Mach=0 Ncrit=5Xfoil predictionDetails
   mh42-il500,000988.1 at α=4.75°Mach=0 Ncrit=9Xfoil predictionDetails
   mh42-il500,000578.5 at α=4.5°Mach=0 Ncrit=5Xfoil predictionDetails
   mh42-il1,000,0009102 at α=4.5°Mach=0 Ncrit=9Xfoil predictionDetails
   mh42-il1,000,000589.2 at α=4.5°Mach=0 Ncrit=5Xfoil predictionDetails
   goe531-il50,00094.2 at α=16.5°Mach=0 Ncrit=9Xfoil predictionDetails
   goe531-il50,00057.1 at α=18.25°Mach=0 Ncrit=5Xfoil predictionDetails
   goe531-il100,00097.7 at α=19.25°Mach=0 Ncrit=9Xfoil predictionDetails
   goe531-il100,00059.9 at α=18.75°Mach=0 Ncrit=5Xfoil predictionDetails
   goe531-il200,000913.7 at α=19.25°Mach=0 Ncrit=9Xfoil predictionDetails
   goe531-il200,000513.5 at α=17.75°Mach=0 Ncrit=5Xfoil predictionDetails
   goe531-il500,000967.5 at α=2°Mach=0 Ncrit=9Xfoil predictionDetails
   goe531-il500,000566.1 at α=3.5°Mach=0 Ncrit=5Xfoil predictionDetails
   goe531-il1,000,0009100.8 at α=2°Mach=0 Ncrit=9Xfoil predictionDetails
   goe531-il1,000,000586.7 at α=2.75°Mach=0 Ncrit=5Xfoil predictionDetails
   sc20404-il50,000920.7 at α=2.25°Mach=0 Ncrit=9Xfoil predictionDetails
   sc20404-il50,000519.1 at α=2°Mach=0 Ncrit=5Xfoil predictionDetails
   sc20404-il100,000937.6 at α=3.25°Mach=0 Ncrit=9Xfoil predictionDetails
   sc20404-il100,000526 at α=1.75°Mach=0 Ncrit=5Xfoil predictionDetails
   sc20404-il200,000935.2 at α=1.5°Mach=0 Ncrit=9Xfoil predictionDetails
   sc20404-il200,000535.2 at α=1.25°Mach=0 Ncrit=5Xfoil predictionDetails
   sc20404-il500,000952 at α=1°Mach=0 Ncrit=9Xfoil predictionDetails
   sc20404-il500,000541.5 at α=3.5°Mach=0 Ncrit=5Xfoil predictionDetails
   sc20404-il1,000,000949.7 at α=0.25°Mach=0 Ncrit=9Xfoil predictionDetails
   sc20404-il1,000,000555.1 at α=3.5°Mach=0 Ncrit=5Xfoil predictionDetails
   goe09k-il50,000920.1 at α=2.5°Mach=0 Ncrit=9Xfoil predictionDetails
   goe09k-il50,000518.7 at α=2.25°Mach=0 Ncrit=5Xfoil predictionDetails
   goe09k-il100,000923.8 at α=2°Mach=0 Ncrit=9Xfoil predictionDetails
   goe09k-il100,000523.8 at α=2°Mach=0 Ncrit=5Xfoil predictionDetails
   goe09k-il200,000929.3 at α=1.75°Mach=0 Ncrit=9Xfoil predictionDetails
   goe09k-il200,000529.1 at α=1.5°Mach=0 Ncrit=5Xfoil predictionDetails
   goe09k-il500,000979.4 at α=3.25°Mach=0 Ncrit=9Xfoil predictionDetails
   goe09k-il500,000560.5 at α=1°Mach=0 Ncrit=5Xfoil predictionDetails
   goe09k-il1,000,000977.7 at α=1°Mach=0 Ncrit=9Xfoil predictionDetails
   goe09k-il1,000,000563.4 at α=0.5°Mach=0 Ncrit=5Xfoil predictionDetails
   s826-nr50,000934.6 at α=9.5°Mach=0 Ncrit=9Xfoil predictionDetails
   s826-nr50,000534.4 at α=8°Mach=0 Ncrit=5Xfoil predictionDetails
   s826-nr100,000960.9 at α=8.25°Mach=0 Ncrit=9Xfoil predictionDetails
   s826-nr100,000560 at α=7°Mach=0 Ncrit=5Xfoil predictionDetails
   s826-nr200,000983 at α=7.25°Mach=0 Ncrit=9Xfoil predictionDetails
   s826-nr200,000581.4 at α=6.25°Mach=0 Ncrit=5Xfoil predictionDetails
   s826-nr500,0009114 at α=6.25°Mach=0 Ncrit=9Xfoil predictionDetails
   s826-nr500,0005107.7 at α=5.25°Mach=0 Ncrit=5Xfoil predictionDetails
   s826-nr1,000,0009137.7 at α=5.25°Mach=0 Ncrit=9Xfoil predictionDetails
   s826-nr1,000,0005126.7 at α=4.25°Mach=0 Ncrit=5Xfoil predictionDetails
   s817-nr50,000921.5 at α=11°Mach=0 Ncrit=9Xfoil predictionDetails
   s817-nr50,000517.9 at α=10.25°Mach=0 Ncrit=5Xfoil predictionDetails
   s817-nr100,000925.9 at α=9.75°Mach=0 Ncrit=9Xfoil predictionDetails
   s817-nr100,000526.6 at α=9.25°Mach=0 Ncrit=5Xfoil predictionDetails
   s817-nr200,000945.3 at α=8.75°Mach=0 Ncrit=9Xfoil predictionDetails
   s817-nr200,000553 at α=6.25°Mach=0 Ncrit=5Xfoil predictionDetails
   s817-nr500,0009105.3 at α=6.5°Mach=0 Ncrit=9Xfoil predictionDetails
   s817-nr500,0005101.1 at α=5.5°Mach=0 Ncrit=5Xfoil predictionDetails
   s817-nr1,000,0009137.3 at α=5.5°Mach=0 Ncrit=9Xfoil predictionDetails
   s817-nr1,000,0005126 at α=4.5°Mach=0 Ncrit=5Xfoil predictionDetails
   goe646-il50,00095.2 at α=7.75°Mach=0 Ncrit=9Xfoil predictionDetails
   goe646-il50,000518.5 at α=5°Mach=0 Ncrit=5Xfoil predictionDetails
   goe646-il100,000943.6 at α=8°Mach=0 Ncrit=9Xfoil predictionDetails
   goe646-il100,000546.4 at α=5.75°Mach=0 Ncrit=5Xfoil predictionDetails
   goe646-il200,000968.8 at α=6.5°Mach=0 Ncrit=9Xfoil predictionDetails
   goe646-il200,000565.2 at α=5.75°Mach=0 Ncrit=5Xfoil predictionDetails
   goe646-il500,000995.9 at α=5.75°Mach=0 Ncrit=9Xfoil predictionDetails
   goe646-il500,000577.2 at α=4.75°Mach=0 Ncrit=5Xfoil predictionDetails
   goe646-il1,000,0009105.2 at α=5.25°Mach=0 Ncrit=9Xfoil predictionDetails
   goe646-il1,000,000585.4 at α=6°Mach=0 Ncrit=5Xfoil predictionDetails
   goe239-il50,000917.3 at α=3.75°Mach=0 Ncrit=9Xfoil predictionDetails
   goe239-il50,000538.8 at α=5.5°Mach=0 Ncrit=5Xfoil predictionDetails
   goe239-il100,000954.5 at α=9.5°Mach=0 Ncrit=9Xfoil predictionDetails
   goe239-il100,000560.7 at α=6.5°Mach=0 Ncrit=5Xfoil predictionDetails
   goe239-il200,000981.8 at α=7.25°Mach=0 Ncrit=9Xfoil predictionDetails
   goe239-il200,000583.6 at α=6.25°Mach=0 Ncrit=5Xfoil predictionDetails
   goe239-il500,0009118.1 at α=6°Mach=0 Ncrit=9Xfoil predictionDetails
   goe239-il500,0005113 at α=4.5°Mach=0 Ncrit=5Xfoil predictionDetails
   goe239-il1,000,0009144.3 at α=4.75°Mach=0 Ncrit=9Xfoil predictionDetails
   goe239-il1,000,0005125.6 at α=5.25°Mach=0 Ncrit=5Xfoil predictionDetails
   sc20403-il50,000918 at α=1.75°Mach=0 Ncrit=9Xfoil predictionDetails
   sc20403-il50,000518 at α=1.75°Mach=0 Ncrit=5Xfoil predictionDetails
   sc20403-il100,000924.4 at α=1.5°Mach=0 Ncrit=9Xfoil predictionDetails
   sc20403-il100,000521.8 at α=1.25°Mach=0 Ncrit=5Xfoil predictionDetails
   sc20403-il200,000932.5 at α=1.25°Mach=0 Ncrit=9Xfoil predictionDetails
   sc20403-il200,000528.9 at α=1°Mach=0 Ncrit=5Xfoil predictionDetails
   sc20403-il500,000942.4 at α=0.75°Mach=0 Ncrit=9Xfoil predictionDetails
   sc20403-il500,000533.2 at α=1.75°Mach=0 Ncrit=5Xfoil predictionDetails
   sc20403-il1,000,000946.5 at α=0.25°Mach=0 Ncrit=9Xfoil predictionDetails
   sc20403-il1,000,000539.9 at α=1.5°Mach=0 Ncrit=5Xfoil predictionDetails
   n12-il50,000928.9 at α=4.75°Mach=0 Ncrit=9Xfoil predictionDetails
   n12-il50,000527.7 at α=4.5°Mach=0 Ncrit=5Xfoil predictionDetails
   n12-il100,000939 at α=4.25°Mach=0 Ncrit=9Xfoil predictionDetails
   n12-il100,000536.1 at α=4.5°Mach=0 Ncrit=5Xfoil predictionDetails
   n12-il200,000946.4 at α=4°Mach=0 Ncrit=9Xfoil predictionDetails
   n12-il200,000542.9 at α=5.25°Mach=0 Ncrit=5Xfoil predictionDetails
   n12-il500,000953.3 at α=5.75°Mach=0 Ncrit=9Xfoil predictionDetails
   n12-il500,000555.5 at α=7.5°Mach=0 Ncrit=5Xfoil predictionDetails
   n12-il1,000,000964.4 at α=7.5°Mach=0 Ncrit=9Xfoil predictionDetails
   n12-il1,000,000573.7 at α=9°Mach=0 Ncrit=5Xfoil predictionDetails
   sc20714-il50,000925.4 at α=4°Mach=0 Ncrit=9Xfoil predictionDetails
   sc20714-il50,000522.4 at α=6.75°Mach=0 Ncrit=5Xfoil predictionDetails
   sc20714-il100,000927.4 at α=3.75°Mach=0 Ncrit=9Xfoil predictionDetails
   sc20714-il100,000531 at α=6.25°Mach=0 Ncrit=5Xfoil predictionDetails
   sc20714-il200,000936 at α=2.25°Mach=0 Ncrit=9Xfoil predictionDetails
   sc20714-il200,000543.7 at α=5.75°Mach=0 Ncrit=5Xfoil predictionDetails
   sc20714-il500,000963.1 at α=0.75°Mach=0 Ncrit=9Xfoil predictionDetails
   sc20714-il500,000564.2 at α=6.25°Mach=0 Ncrit=5Xfoil predictionDetails
   sc20714-il1,000,000981.2 at α=-0.5°Mach=0 Ncrit=9Xfoil predictionDetails
   sc20714-il1,000,000580 at α=7°Mach=0 Ncrit=5Xfoil predictionDetails
   goe488-il50,000937.2 at α=5.25°Mach=0 Ncrit=9Xfoil predictionDetails
   goe488-il50,000537.7 at α=5°Mach=0 Ncrit=5Xfoil predictionDetails
   goe488-il100,000955.2 at α=4°Mach=0 Ncrit=9Xfoil predictionDetails
   goe488-il100,000551.3 at α=3.25°Mach=0 Ncrit=5Xfoil predictionDetails
   goe488-il200,000974.6 at α=3°Mach=0 Ncrit=9Xfoil predictionDetails
   goe488-il200,000564.8 at α=2°Mach=0 Ncrit=5Xfoil predictionDetails
   goe488-il500,000996.4 at α=1.5°Mach=0 Ncrit=9Xfoil predictionDetails
   goe488-il500,000579.7 at α=4°Mach=0 Ncrit=5Xfoil predictionDetails
   goe488-il1,000,0009101.4 at α=4.25°Mach=0 Ncrit=9Xfoil predictionDetails
   goe488-il1,000,000589.4 at α=3.25°Mach=0 Ncrit=5Xfoil predictionDetails
   goe462-il50,00098.9 at α=-0.75°Mach=0 Ncrit=9Xfoil predictionDetails
   goe462-il50,000529.2 at α=4.75°Mach=0 Ncrit=5Xfoil predictionDetails
   goe462-il100,000952.3 at α=3.5°Mach=0 Ncrit=9Xfoil predictionDetails
   goe462-il100,000546.4 at α=7°Mach=0 Ncrit=5Xfoil predictionDetails
   goe462-il200,000961.2 at α=8°Mach=0 Ncrit=9Xfoil predictionDetails
   goe462-il200,000562.4 at α=6.5°Mach=0 Ncrit=5Xfoil predictionDetails
   goe462-il500,0009175.7 at α=7°Mach=0 Ncrit=9Xfoil predictionDetails
   goe462-il500,000588.9 at α=6.25°Mach=0 Ncrit=5Xfoil predictionDetails
   goe462-il1,000,0009107.3 at α=6.5°Mach=0 Ncrit=9Xfoil predictionDetails
   goe462-il1,000,0005111.9 at α=6.25°Mach=0 Ncrit=5Xfoil predictionDetails
Reynolds number calculator
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