Beta Marine

Beta Marine

Sailboat Specifications

Hull Type: Fin w/transom hung rudder
Rigging Type: Fractional Sloop
LOA: 4.98 m
LWL: 4.42 m
S.A. (reported): 11.80 m²
Beam: 1.98 m
Displacement: 408 kg
Ballast: 159 kg
Max Draft: 0.56 m
Construction: FG
Ballast Type: lead/concrete
First Built: 1978
# Built: 150
Builder: Northshore Marine (USA)
Designer: Ron Holder

KLSC Leaderboard

KLSC Leaderboard

Sailboat Calculations

S.A. / Displ.: 21.84
Bal. / Displ.: 38.89
Disp: / Len: 131.79
Comfort Ratio: 7.63
Capsize Screening Formula: 2.70
S#: 3.92
Hull Speed: 5.10 kn
Pounds/Inch Immersion: 336.77 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Rig and Sail Particulars

I: 4.85 m
J: 1.60 m
P: 5.31 m
E: 2.36 m
S.A. Fore: 3.88 m²
S.A. Main: 6.27 m²
S.A. Total (100% Fore + Main Triangles): 10.15 m²
S.A./Displ. (calc.): 18.79
Est. Forestay Length: 5.11 m

Sailboat Links

Designers: Ron Holder
Builders: Northshore Marine (USA)
Download Boat Record:


Originaly called the GUPPY 16 built by Melon Marine. Very few were built before the molds were aquired by Northshore Marine (USA).
Thanks to Christine for updated information.(first built date).