Michael Achterberg MA409 F1C class free flight airfoil (original) Max thickness 6.8% at 25% chord Max camber 3.3% at 50% chord Source UIUC Airfoil Coordinates Database
Michael Achterberg MA409 F1C class free flight airfoil (smoothed) Max thickness 6.7% at 23.8% chord Max camber 3.3% at 49.3% chord Source UIUC Airfoil Coordinates Database
Marske Pioneer IA airfoil (NACA 23112/43012A hybrid) Max thickness 12.1% at 25% chord Max camber 2.7% at 15% chord Source UIUC Airfoil Coordinates Database
Marske Pioneer IID tip airfoil (NACA 43012A*.833 hybrid) Max thickness 10.2% at 20% chord Max camber 2.8% at 15% chord Source UIUC Airfoil Coordinates Database
Martin Hepperle MH 102 for stall controlled wind turbines (root) Max thickness 17% at 27.7% chord Max camber 2.8% at 37.6% chord Source UIUC Airfoil Coordinates Database