Beta Marine

Beta Marine

Sailboat Specifications

Definitions
Hull Type: Long keel w/trans. hung rudder
Rigging Type: Cutter
LOA: 28.25 ft / 8.61 m
LWL: 23.50 ft / 7.16 m
S.A. (reported): 475.00 ft² / 44.13 m²
Beam: 9.58 ft / 2.92 m
Displacement: 13,500.00 lb / 6,123 kg
Ballast: 4,200.00 lb / 1,905 kg
Max Draft: 4.33 ft / 1.32 m
Construction: FG solid hull/ply sandwich deck
First Built: 1975
Last Built: 1979
# Built: 78
Builder: Westsail Corp. (USA)
Designer: Herb David

Auxiliary Power/Tanks (orig. equip.)

Make: Volvo
Model: MD11HD
Type: Diesel
HP: 13
Fuel: 36 gals / 136 L

Accomodations

Water: 79 gals / 299 L

Sailboat Calculations

Definitions
S.A. / Displ.: 13.45
Bal. / Displ.: 31.11
Disp: / Len: 464.39
Comfort Ratio: 41.26
Capsize Screening Formula: 1.61
S#: 0.71
Hull Speed: 6.50 kn
Pounds/Inch Immersion: 804.41 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Rig and Sail Particulars

HELP
I: 35.00 ft / 10.67 m
J: 17.00 ft / 5.18 m
P: 31.50 ft / 9.60 m
E: 11.30 ft / 3.44 m
S.A. Fore: 297.50 ft² / 27.64 m²
S.A. Main: 177.98 ft² / 16.53 m²
S.A. Total (100% Fore + Main Triangles): 475.48 ft² / 44.17 m²
S.A./Displ. (calc.): 13.47
Est. Forestay Length: 38.91 ft / 11.86 m

Sailboat Links

Designers: Herb David
Builders: Westsail Corporation (USA)
Associations: Westsail Owners Association
Download Boat Record:

Notes

Ballast added and sail area increased after first few boats.
Rudder enlarged some time later.
Also offered as a kit in varying stages of completion.
Thanks to 'markwesti' for providing a number of corrections.