Beta Marine

Beta Marine

Sailboat Specifications

Definitions
Hull Type: Fin w/spade rudder
Rigging Type: Masthead Sloop
LOA: 28.25 ft
LWL: 22.92 ft
S.A. (reported): 370.00 ft²
Beam: 10.25 ft
Displacement: 7,300.00 lb
Ballast: 2,350.00 lb
Max Draft: 4.50 ft
Construction: FG
Ballast Type: Lead
First Built: 1978
Last Built: 1986
# Built: 544
Builder: Bangor Punta Marine (USA)
Designer: C. Raymond Hunt Assoc.

Auxiliary Power/Tanks (orig. equip.)

Make: Universal
Model: 12
Type: Diesel
HP: 11
Fuel: 18 gals

Accomodations

Water: 25 gals

Sailboat Calculations

Definitions
S.A. / Displ.: 15.78
Bal. / Displ.: 32.19
Disp: / Len: 270.66
Comfort Ratio: 20.73
Capsize Screening Formula: 2.12
S#: 1.88
Hull Speed: 6.42 kn
Pounds/Inch Immersion: 839.43 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Rig and Sail Particulars

HELP
I: 36.00 ft
J: 12.08 ft
P: 30.50 ft
E: 10.00 ft
S.A. Fore: 217.44 ft²
S.A. Main: 152.50 ft²
S.A. Total (100% Fore + Main Triangles): 369.94 ft²
S.A./Displ. (calc.): 15.78
Est. Forestay Length: 37.97 ft
Mast Height from DWL: 40.08 ft

Sailboat Links

Designers: Raymond Hunt (C.R. Hunt & Assoc.)
Builders: Bangor Punta Corp.
O'Day Corp.
Products: The Sail Warehouse
Download Boat Record:

Notes

A keel/cb verion of the the O'DAY 28 was also available. Draft BU: 3.25', BD: 6.83'; ballast: 2,725 lbs / 1,236 kg
Later, the the keel/cb version was dropped in favor of a shoal draft fixed keel: Draft:3.67'
Deeper keel: Draft:4.67'/ 1.42m
Alternate tall rig:
I: 38.00' / 11.58m
J: 12.08' / 3.68m
P: 32.50' / 9.91m
E: 10.00' / 3.05m
Also available with a gasoline OMC Saildrive 2 cylinder motor.