Beta Marine

Beta Marine

Sailboat Specifications

Hull Type: Fin with rudder on skeg
Rigging Type: Masthead Sloop
LOA: 40.50 ft
LWL: 31.67 ft
S.A. (reported): 639.00 ft²
Beam: 11.25 ft
Displacement: 19,500.00 lb
Ballast: 8,500.00 lb
Max Draft: 6.25 ft
Construction: FG
First Built: 1972
Last Built: 1975
Builder: Coronado Yachts (USA)
Designer: William H. Tripp Jr.

KLSC Leaderboard

KLSC Leaderboard

Auxiliary Power/Tanks (orig. equip.)

Make: Palmer
Model: P-60
Type: Gas
HP: 35

Sailboat Calculations

S.A. / Displ.: 14.17
Bal. / Displ.: 43.59
Disp: / Len: 274.06
Comfort Ratio: 34.96
Capsize Screening Formula: 1.68
S#: 1.70
Hull Speed: 7.54 kn
Pounds/Inch Immersion: 1,273.05 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Rig and Sail Particulars

I: 45.00 ft
J: 17.00 ft
P: 38.00 ft
E: 13.50 ft
S.A. Fore: 382.50 ft²
S.A. Main: 256.50 ft²
S.A. Total (100% Fore + Main Triangles): 639.00 ft²
S.A./Displ. (calc.): 14.17
Est. Forestay Length: 48.10 ft

Sailboat Links

Designers: William H. Tripp Jr.
Builders: Coronado Yachts
Download Boat Record:


Perkins diesel 50hp optional.

Shoal draft: 4.92'
Disp: 20700 lbs
Ballast: 9700 lbs
Available as ketch - SA: 661 sq ft