Beta Marine

Beta Marine

Sailboat Specifications

Hull Type: Twin Keel
Rigging Type: Fractional Sloop
LOA: 28.30 ft
LWL: 23.50 ft
S.A. (reported): 358.00 ft²
Beam: 10.50 ft
Displacement: 7,500.00 lb
Ballast: 2,600.00 lb
Max Draft: 3.50 ft
Construction: FG
Ballast Type: Iron
First Built: 1988
# Built: 7
Builder: Copland Boats
Designer: Julian Everitt

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Sailboat Calculations

S.A. / Displ.: 15.00
Bal. / Displ.: 34.67
Disp: / Len: 257.99
Comfort Ratio: 20.28
Capsize Screening Formula: 2.15
S#: 1.91
Hull Speed: 6.50 kn
Pounds/Inch Immersion: 881.66 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Rig and Sail Particulars

I: 30.50 ft
J: 10.50 ft
P: 34.50 ft
E: 11.50 ft
S.A. Fore: 160.13 ft²
S.A. Main: 198.38 ft²
S.A. Total (100% Fore + Main Triangles): 358.51 ft²
S.A./Displ. (calc.): 15.02
Est. Forestay Length: 32.26 ft

Sailboat Links

Designers: Julian Everitt
Builders: Copland Boats (UK)
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Designer Note: Family cruiser racer with twin winged bilge keels to give an excellent performance with the advantage of shoal draft.