Beta Marine

Beta Marine

Sailboat Specifications

Definitions
Hull Type: Fin with rudder on skeg
Rigging Type: Masthead Sloop
LOA: 12.50 m
LWL: 10.67 m
S.A. (reported): 61.97 m²
Beam: 4.27 m
Displacement: 6,804 kg
Ballast: 3,393 kg
Max Draft: 1.92 m
Construction: FG
Ballast Type: Lead
First Built: 1970
Last Built: 1973
# Built: 30
Builder: Whitney Operations / CSY
Designer: Alan Gurney

Auxiliary Power/Tanks (orig. equip.)

Make: Perkins
Model: 4-107
Type: Diesel
Fuel: 189 L

Accomodations

Water: 1,136 L

Sailboat Calculations

Definitions
S.A. / Displ.: 17.61
Bal. / Displ.: 49.87
Disp: / Len: 156.18
Comfort Ratio: 18.75
Capsize Screening Formula: 2.27
S#: 3.36
Hull Speed: 7.93 kn
Pounds/Inch Immersion: 1,750.82 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Rig and Sail Particulars

HELP
I: 13.35 m
J: 5.33 m
P: 11.52 m
E: 4.57 m
S.A. Fore: 35.61 m²
S.A. Main: 26.34 m²
S.A. Total (100% Fore + Main Triangles): 61.94 m²
S.A./Displ. (calc.): 17.60
Est. Forestay Length: 14.38 m

Sailboat Links

Designers: Alan Gurney
Builders: CSY (Caribbean Sailing Yachts)
Download Boat Record:

Notes

Designed specifically for the Caribbean charter trade. (30 built)
A later adaptation was the WHITNEY 41 (aka PASSAGE 41-1977) which has a teak interior, deeper draft and a taller rig. (9 built?)