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Search the 1638 airfoils available in the databases filtering by name, thickness and camber. Click on an airfoil image to display a larger preview picture. There are links to the original airfoil source and dat file and the details page with polar diagrams for a range of Reynolds numbers.

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(naca654421a05-il) NACA 65(4)-421 a=0.5

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NACA 65(4)-421 a=0.5NACA 65(4)-421 a=0.5 airfoil
Max thickness 21% at 39.9% chord
Max camber 3% at 45% chord
Max Cl/Cd 117.6 at Re# 1,000,000
Source UIUC Airfoil Coordinates Database

(goe331-il) GOE 331 (PFALZ 60) AIRFOIL

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GOE 331 (PFALZ 60) AIRFOILGottingen 331 (Pfalz 60) airfoil
Max thickness 10.6% at 29.9% chord
Max camber 6.9% at 39.9% chord
Max Cl/Cd 117.6 at Re# 1,000,000
Source UIUC Airfoil Coordinates Database

(usa26-il) USA 26 AIRFOIL

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USA 26 AIRFOILUSA-26 airfoil
Max thickness 9.8% at 19.9% chord
Max camber 4.3% at 39.9% chord
Max Cl/Cd 117.6 at Re# 1,000,000
Source UIUC Airfoil Coordinates Database

(goe620-il) GOE 620 AIRFOIL

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GOE 620 AIRFOILGottingen 620 airfoil
Max thickness 17.5% at 30% chord
Max camber 5.9% at 50% chord
Max Cl/Cd 117.6 at Re# 1,000,000
Source UIUC Airfoil Coordinates Database

(goe174-il) GOE 174 (ALBATROS 5020) AIRFOIL

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GOE 174 (ALBATROS 5020) AIRFOILGottingen 174 (Albatros 5020) airfoil
Max thickness 8.6% at 19.9% chord
Max camber 5.6% at 39.9% chord
Max Cl/Cd 117.5 at Re# 1,000,000
Source UIUC Airfoil Coordinates Database

(e854-il) EPPLER E854 AIRFOIL

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EPPLER E854 AIRFOILEppler E854 propeller airfoil
Max thickness 13.4% at 32.3% chord
Max camber 3.3% at 55.7% chord
Max Cl/Cd 117.5 at Re# 1,000,000
Source UIUC Airfoil Coordinates Database

(e549-il) EPPLER 549 AIRFOIL

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EPPLER 549 AIRFOILEppler E549 general aviation airfoil
Max thickness 18.1% at 38.7% chord
Max camber 2% at 34% chord
Max Cl/Cd 117.5 at Re# 1,000,000
Source UIUC Airfoil Coordinates Database

(goe424-il) GOE 424 AIRFOIL

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GOE 424 AIRFOILGottingen 424 airfoil
Max thickness 19.9% at 38.5% chord
Max camber 4.8% at 38.5% chord
Max Cl/Cd 117.5 at Re# 1,000,000
Source UIUC Airfoil Coordinates Database

(usa27-il) USA 27 AIRFOIL

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USA 27 AIRFOILUSA-27 airfoil
Max thickness 11.1% at 30% chord
Max camber 5.1% at 40% chord
Max Cl/Cd 117.4 at Re# 1,000,000
Source UIUC Airfoil Coordinates Database

(s805a-nr) NREL's S805A Airfoil

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NREL's S805A AirfoilNREL HAWT airfoil S805A primary
Max thickness 13.5% at 40% chord
Max camber 2.1% at 35% chord
Max Cl/Cd 117.4 at Re# 1,000,000
Source NWTC National WInd Technology Center
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