Beta Marine

Beta Marine

Sailboat Specifications

Hull Type: Fin w/spade rudder
Rigging Type: Masthead Sloop
LOA: 25.00 ft
LWL: 20.00 ft
S.A. (reported): 286.00 ft²
Beam: 8.00 ft
Displacement: 4,000.00 lb
Ballast: 1,700.00 lb
Max Draft: 4.00 ft
Construction: Fiberglass
Ballast Type: Lead
First Built: 1965
Last Built: 1976
# Built: 1848
Builder: Jensen Marine (USA)
Designer: C. William Lapworth

KLSC Leaderboard

KLSC Leaderboard

Auxiliary Power/Tanks (orig. equip.)

Make: OB

Sailboat Calculations

S.A. / Displ.: 18.21
Bal. / Displ.: 42.50
Disp: / Len: 223.21
Comfort Ratio: 18.01
Capsize Screening Formula: 2.02
S#: 2.57
Hull Speed: 5.99 kn
Pounds/Inch Immersion: 571.70 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Rig and Sail Particulars

I: 29.80 ft
J: 10.00 ft
P: 25.00 ft
E: 11.00 ft
S.A. Fore: 149.00 ft²
S.A. Main: 137.50 ft²
S.A. Total (100% Fore + Main Triangles): 286.50 ft²
S.A./Displ. (calc.): 18.24
Est. Forestay Length: 31.43 ft

Sailboat Links


Flush deck with 'pop top' companionway. One of the most popular CAL models.
A completely different design from the later Cal 2-25.
Photo courtesy of Adam Hunt.