Beta Marine

Beta Marine

Sailboat Specifications

Hull Type: Fin with rudder on skeg
Rigging Type: Masthead Sloop
LOA: 40.42 ft
LWL: 30.02 ft
S.A. (reported): 699.00 ft²
Beam: 12.27 ft
Displacement: 24,361.00 lb
Ballast: 9,039.00 lb
Max Draft: 6.73 ft
Construction: FG
First Built: 1969
Last Built: 1972
# Built: 6
Builder: Anstey Yachts (UK)
Designer: Alan Gurney

KLSC Leaderboard

KLSC Leaderboard

Auxiliary Power/Tanks (orig. equip.)

Make: Perkins
Type: Diesel
HP: 45
Fuel: 53 gals

Sailboat Calculations

S.A. / Displ.: 13.36
Bal. / Displ.: 37.10
Disp: / Len: 401.99
Comfort Ratio: 40.30
Capsize Screening Formula: 1.70
Hull Speed: 7.34 kn
Pounds/Inch Immersion: 1,316.14 pounds/inch

calculation mobile

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Sailboat Links

Designers: Alan Gurney
Builders: Anstey Yachts Ltd. (UK)
Download Boat Record:


Intended as a racer with only a few built. Molds were later acquired by Tyler Boat Company and, with significant modifications, became the SLIPPER 42 (1978?). (See SLIPPER 42).