Beta Marine

Beta Marine

Sailboat Specifications

Definitions
Hull Type: Fin with rudder on skeg
Rigging Type: Fractional Sloop
LOA: 23.83 ft
LWL: 19.58 ft
S.A. (reported): 235.00 ft²
Beam: 8.33 ft
Displacement: 2,690.00 lb
Ballast: 1,080.00 lb
Max Draft: 4.67 ft
Construction: FG
First Built: 1976
# Built: 40
Builder: Alpha Marine (NZ)
Designer: Bruce Farr

KLSC Leaderboard

KLSC Leaderboard

Sailboat Calculations

Definitions
S.A. / Displ.: 19.49
Bal. / Displ.: 40.15
Disp: / Len: 159.98
Comfort Ratio: 11.84
Capsize Screening Formula: 2.40
S#: 3.56
Hull Speed: 5.93 kn
Pounds/Inch Immersion: 582.78 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Rig and Sail Particulars

HELP
I: 24.40 ft
J: 7.80 ft
P: 25.70 ft
E: 10.90 ft
S.A. Fore: 95.16 ft²
S.A. Main: 140.07 ft²
S.A. Total (100% Fore + Main Triangles): 235.23 ft²
S.A./Displ. (calc.): 19.51
Est. Forestay Length: 25.62 ft

Sailboat Links

Designers: Bruce Farr
Builders: Hughes Boat Works
Mallard (Chantier Mallard)
Associations: Quarter Ton Class
Download Boat Record:

Notes

Prototype was winner of the Int. 1/4 ton cup(1975).
Boats built by Northstar Yachts of Canada, were called the NORTHSTAR 727.