Beta Marine

Beta Marine

Sailboat Specifications

Hull Type: Fin w/spade rudder
Rigging Type: Masthead Sloop
LOA: 8.13 m
LWL: 6.71 m
S.A. (reported): 28.06 m²
Beam: 2.59 m
Displacement: 2,835 kg
Ballast: 1,157 kg
Max Draft: 1.65 m
Construction: FG
Ballast Type: Iron
First Built: 1970
Last Built: 1973
Builder: Coronado Yachts (USA)
Designer: William Tripp Jr.

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Auxiliary Power/Tanks (orig. equip.)

Make: Westerbeke
Type: Diesel
HP: 6
Fuel: 34 L

Sailboat Calculations

S.A. / Displ.: 14.28
Bal. / Displ.: 40.80
Disp: / Len: 262.04
Comfort Ratio: 23.86
Capsize Screening Formula: 1.85
S#: 1.81
Hull Speed: 6.29 kn
Pounds/Inch Immersion: 668.17 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Rig and Sail Particulars

I: 9.88 m
J: 3.28 m
P: 8.23 m
E: 2.90 m
S.A. Fore: 16.18 m²
S.A. Main: 11.91 m²
S.A. Total (100% Fore + Main Triangles): 28.09 m²
S.A./Displ. (calc.): 14.30
Est. Forestay Length: 10.41 m

Sailboat Links

Designers: William H. Tripp Jr.
Builders: Coronado Yachts
Products: The Sail Warehouse
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Rig dimensions from manufacturers sailplan. (1972) Diesel inboard was an option.
Shallow draft keel and keel/cb versions were also available.

Shallow draft: 3.50' / 1.07m
Displacement: 6,900 lbs./3,130 kgs. Ballast: 3,200 lbs./1,452 kgs.

Keel/CB: Draft(max.) 6.17'/1.88m Draft(min.) 3.25'/0.99m
Displacement: 6,250 lbs./2,835 kgs. Ballast: 2,600 lbs./1,179 kgs.

Nearly the same as the COLUMBIA 27.