Stralpes Aéro ST-11
# Stralpes Aéro ST-11

The Stralpes Aéro ST-11 is a French single-seat club-class sailplane designed by Christian Brondel and built by Stralpes Aéro of Challes-les-Eaux.

## Design and development

The ST-11 is a cantilever mid-wing monoplane with a cruciform tail and the prototype first flew on 29 August 1982. The landing gear is a fixed semi-recessed monowheel gear and a tailskid, the enclosed single-seat cockpit has a one-piece canopy.

### ST-11M Minimus

A powered motor-glider version.

## Specifications

Data from Jane's All the World's Aircraft 1989-90

General characteristics

* Crew: 1
* Length: 5.55 m (18 ft 2.5 in)
* Wingspan: 11.60 m (38 ft 0.25 in)
* Height: 1.135 m (3 ft 8.75 in)
* Wing area: 6.54 $m^2$ (70.4 sq ft)
* Aspect ratio: 20.6
* Empty weight: 110 kg (243 lb)
* Gross weight: 230 kg (507 lb)

Performance

* Maximum speed: 230 km/h (143 mph, 124 kn)
* Stall speed: 68 km/h (42 mph, 36 kn)
* g limits: +5.3/-2.65
* Maximum glide ratio: 35
* Rate of sink: 0.65 m/s (128 ft/min)
