Basin Boatcraft/Invader Marine Astus 20.1

Sailboat 20′ Since 1949

Overview

Builder
Basin Boatcraft/Invader Marine
Model
Astus 20.1
Type
Sailboat
Built
1949 on
Designer
Ed Thrall & Jack Freitag
Hull
Fin with rudder on skeg
Hull material
FG or Plywood
Rig
Fractional Sloop

Dimensions

Length overall
20′ (6.10 m)
Waterline length
18′ 6″ (5.64 m)
Beam
4′ 1″ (1.25 m)
Displacement
725 lb (329 kg)

Design ratios

Displacement / length
51

How heavy the boat is for its waterline. Under 200 is light, 200–300 moderate, over 300 heavy.

Capsize screening
1.83

Under 2 is generally considered better for offshore use.

More details

Construction
FG or Plywood

Data from Mauri Pro Sailboat Data. Check details with the builder before relying on them.