Beta Marine

Beta Marine

Sailboat Specifications

Definitions
Hull Type: Fin w/bulb & spade rudder
Rigging Type: Fractional Sloop
LOA: 30.20 ft
LWL: 27.00 ft
S.A. (reported): 447.00 ft²
Beam: 8.50 ft
Displacement: 3,300.00 lb
Ballast: 1,860.00 lb
Max Draft: 6.50 ft
Construction: FG
Ballast Type: Lead
First Built: 1997
Last Built: 1998
# Built: 5
Builder: J/Boats (USA)
Designer: Johnstone

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Sailboat Calculations

Definitions
S.A. / Displ.: 32.35
Bal. / Displ.: 56.36
Disp: / Len: 74.85
Comfort Ratio: 10.54
Capsize Screening Formula: 2.29
S#: 7.24
Hull Speed: 6.96 kn
Pounds/Inch Immersion: 820.03 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Rig and Sail Particulars

HELP
I: 35.60 ft
J: 10.50 ft
P: 35.85 ft
E: 14.50 ft
S.A. Fore: 186.90 ft²
S.A. Main: 259.91 ft²
S.A. Total (100% Fore + Main Triangles): 446.81 ft²
S.A./Displ. (calc.): 32.34
Est. Forestay Length: 37.12 ft

Sailboat Links

Designers: Rod Johnstone
Builders: J Boats
Download Boat Record:

Notes

A single purpose race boat that was only in production for 1 year.