From http://www.hydroptere.com/

the Hydroptère
Vue de Face
front cut
A few figures
Lenght...18 m
SPan...24,5 m
Mast height...27 m
Lenght of the lateral foils...6,5 m
Saffron height...3,6 m

Mass when taking off...6,5 tonnes (5-people crew)
Mass when navigating...7 tonnes ( 800 Kg of ballast wind)

Nitrogen pressure in the clipping ...160 bass

High Sail...165 m²
High Sail 1 ris...138,5 m²
High Sail 2 ris...11O m²
Génaker surface.....184 m²
Solent surface ...94 m²
Trinquette surface....49 m²


Minimum wind strenght necessary to take off...12 knots
Maximum speed...45 knots

http://www.hydroptere.com/