Beta Marine

Beta Marine

Sailboat Specifications

Definitions
Hull Type: Fin w/bulb & spade rudder
Rigging Type: Fractional Sloop
LOA: 35.25 ft
LWL: 30.50 ft
S.A. (reported): 644.00 ft²
Beam: 11.50 ft
Displacement: 10,900.00 lb
Ballast: 3,900.00 lb
Max Draft: 7.00 ft
Construction: FG
Ballast Type: Lead
First Built: 2004
Builder: J Boats Tillotson Pearson (USA)
Designer: Johnstone

KLSC Leaderboard

KLSC Leaderboard

Auxiliary Power/Tanks (orig. equip.)

Make: Yanmar
Model: 3GM30
Type: Diesel
HP: 27
Fuel: 18 gals

Accomodations

Water: 21 gals

Sailboat Calculations

Definitions
S.A. / Displ.: 21.03
Bal. / Displ.: 35.78
Disp: / Len: 171.51
Comfort Ratio: 20.40
Capsize Screening Formula: 2.08
S#: 3.57
Hull Speed: 7.40 kn
Pounds/Inch Immersion: 1,253.27 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Rig and Sail Particulars

HELP
I: 46.50 ft
J: 13.30 ft
P: 43.25 ft
E: 15.50 ft
ISP: 49.60 ft
S.A. Fore: 309.23 ft²
S.A. Main: 335.19 ft²
S.A. Total (100% Fore + Main Triangles): 644.42 ft²
S.A./Displ. (calc.): 21.05
Est. Forestay Length: 48.36 ft

Sailboat Links

Designers: Rod Johnstone
Builders: J Boats
Associations: J/109 Class Association
Download Boat Record:

Notes

Shoal draft version: 5.75'/1.75m.
Volvo D1-30 diesel offered later.