Beta Marine

Beta Marine

Sailboat Specifications

Definitions
Hull Type: Modified Full Keel
Rigging Type: Masthead Sloop
LOA: 12.24 m
LWL: 8.39 m
S.A. (reported): 64.47 m²
Beam: 3.28 m
Displacement: 7,974 kg
Ballast: 2,948 kg
Max Draft: 1.64 m
Construction: FG
Ballast Type: Lead
First Built: 1970
Last Built: 1986
# Built: 149
Builder: Bristol Yachts Inc. (USA)
Designer: Ted Hood

KLSC Leaderboard

KLSC Leaderboard

Auxiliary Power/Tanks (orig. equip.)

Make: Universal
Model: Atomic 4
Type: Gas
HP: 30
Fuel: 117 L

Accomodations

Water: 492 L

Sailboat Calculations

Definitions
S.A. / Displ.: 16.49
Bal. / Displ.: 36.97
Disp: / Len: 375.73
Comfort Ratio: 36.68
Capsize Screening Formula: 1.66
S#: 1.16
Hull Speed: 7.03 kn
Pounds/Inch Immersion: 1,057.84 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Rig and Sail Particulars

HELP
I: 13.87 m
J: 4.44 m
P: 12.02 m
E: 4.88 m
S.A. Fore: 30.82 m²
S.A. Main: 29.32 m²
S.A. Total (100% Fore + Main Triangles): 60.14 m²
S.A./Displ. (calc.): 15.38
Est. Forestay Length: 14.56 m

Sailboat Links

Designers: Ted Hood
Builders: Bristol Yachts
Related Sailboats: BRISTOL 39
Download Boat Record:

Notes

Westerbeke Diesel was an option.
Available as cutter or yawl.
See Bristol 39.
BRISTOL 39 and 40 are nearly identical though dimensions differed slightly for all models.
Production (39) 1966-1970
Number built - 58
Production (40) 1970-1986
Number built - 149
KEEL/CB VERSION - Draft: BD: 7.83'/2.38m; BU: 4.0'/1.22m
YAWL RIG:
I: 45.5'
J: 14.58'
P: 39.45'
E: 16.0'
PY: 18.16'
EY: 6.75'
Total SA: 707 sq.ft.

CUTTER RIG:
I: 45.5'
J: 17.5'
P: 39.45'
E: 15.8'
Total SA: 710 sq.ft.