Beta Marine

Beta Marine

Sailboat Specifications

Definitions
Hull Type: Fin w/spade rudder
Rigging Type: Masthead Sloop
LOA: 37.50 ft / 11.43 m
LWL: 32.50 ft / 9.91 m
S.A. (reported): 750.00 ft² / 69.68 m²
Beam: 12.40 ft / 3.78 m
Displacement: 14,500.00 lb / 6,577 kg
Ballast: 5,700.00 lb / 2,585 kg
Max Draft: 7.00 ft / 2.13 m
Construction: FG
Ballast Type: Lead
First Built: 1989
Last Built: 1991
Builder: J Boats Tillotson Pearson (USA)
Designer: Johnstone

Auxiliary Power/Tanks (orig. equip.)

Make: Yanmar
Type: Diesel
HP: 28

Sailboat Calculations

Definitions
S.A. / Displ.: 20.25
Bal. / Displ.: 39.31
Disp: / Len: 188.57
Comfort Ratio: 23.05
Capsize Screening Formula: 2.04
S#: 3.23
Hull Speed: 7.64 kn
Pounds/Inch Immersion: 1,439.96 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Rig and Sail Particulars

HELP
I: 51.50 ft / 15.70 m
J: 14.80 ft / 4.51 m
P: 45.00 ft / 13.72 m
E: 16.50 ft / 5.03 m
S.A. Fore: 381.10 ft² / 35.41 m²
S.A. Main: 371.25 ft² / 34.49 m²
S.A. Total (100% Fore + Main Triangles): 752.35 ft² / 69.90 m²
S.A./Displ. (calc.): 20.32
Est. Forestay Length: 53.58 ft / 16.33 m

Sailboat Links

Designers: Rod Johnstone
Builders: J Boats
Related Sailboats: J/37
Download Boat Record:

Notes

Based on the std. J/37 but a longer coach roof, modified interior (larger galley, etc.), larger anchor well and engine re-postioned aft. Also available with a winged 'UFO' keel. (Draft:5.2')