Beta Marine

Sailboat Specifications

Hull Type: Centerboard Dinghy
Rigging Type: Fractional Sloop
LOA: 3.66 m
LWL: 3.51 m
S.A. (reported): 8.18 m²
Beam: 3.96 m
Displacement: 73 kg
Max Draft: 1.01 m
Min Draft: 0.13 m
Construction: Plywood
First Built: 1961
Designer: Ian Proctor

KLSC Leaderboard

Sailboat Calculations

S.A. / Displ.: 47.80
Disp: / Len: 46.97
Comfort Ratio: 0.70
Capsize Screening Formula: 9.57
Hull Speed: 4.54 kn
Pounds/Inch Immersion: 533.77 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Sailboat Links

Designers: Ian Proctor
Builders: Fyne Boat Kits (UK)
Associations: SigneT Class Owners Association
Download Boat Record:


Designed for the home builder. Specifications originally set by the Sunday Times of London.