Beta Marine

Beta Marine

Sailboat Specifications

Definitions
Hull Type: Fin w/spade rudder
Rigging Type: Masthead Sloop
LOA: 27.75 ft
LWL: 23.33 ft
S.A. (reported): 372.00 ft²
Beam: 8.83 ft
Displacement: 6,700.00 lb
Ballast: 2,900.00 lb
Max Draft: 4.83 ft
Construction: FG
First Built: 1976
Builder: Calgan Marine (CAN)
Designer: C. William Lapworth/A. Nairne

Auxiliary Power/Tanks (orig. equip.)

Fuel: 12 gals

Accomodations

Water: 25 gals

Sailboat Calculations

Definitions
S.A. / Displ.: 16.80
Bal. / Displ.: 43.28
Disp: / Len: 235.55
Comfort Ratio: 23.07
Capsize Screening Formula: 1.88
S#: 2.29
Hull Speed: 6.47 kn
Pounds/Inch Immersion: 736.07 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Rig and Sail Particulars

HELP
I: 36.67 ft
J: 11.83 ft
P: 31.00 ft
E: 10.00 ft
S.A. Fore: 216.90 ft²
S.A. Main: 155.00 ft²
S.A. Total (100% Fore + Main Triangles): 371.90 ft²
S.A./Displ. (calc.): 16.79
Est. Forestay Length: 38.53 ft
Mast Height from DWL: 37.00 ft

Sailboat Links

Designers: C. William Lapworth
Builders: Calgan Marine Ltd. (CAN)
Related Sailboats: CAL 2-27
Download Boat Record:

Notes

Similar to the CAL 27-2. Calgan Marine built some of the earlier CAL/Lapworth boats under license to be sold in Canada.
Photo courtesy Adam Hunt.