Beta Marine

Beta Marine

Sailboat Specifications

Definitions
Hull Type: Fin with rudder on skeg
Rigging Type: Masthead Sloop
LOA: 10.36 m
LWL: 8.74 m
S.A. (reported): 49.33 m²
Beam: 3.40 m
Displacement: 6,169 kg
Ballast: 2,132 kg
Max Draft: 1.68 m
Construction: FG
Ballast Type: Lead
First Built: 1975
Builder: Ouyang Boat Works (CAN)
Designer: Ted Brewer/Robert Walstrom

KLSC Leaderboard

KLSC Leaderboard

Auxiliary Power/Tanks (orig. equip.)

Make: Various
Type: Diesel
HP: 27
Fuel: 98 L

Accomodations

Water: 227 L
Headroom: 2.01 m

Sailboat Calculations

Definitions
S.A. / Displ.: 14.96
Bal. / Displ.: 34.56
Disp: / Len: 257.64
Comfort Ratio: 27.91
Capsize Screening Formula: 1.88
S#: 1.91
Hull Speed: 7.17 kn
Pounds/Inch Immersion: 1,144.27 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Rig and Sail Particulars

HELP
I: 13.26 m
J: 4.27 m
P: 11.51 m
E: 3.66 m
S.A. Fore: 28.29 m²
S.A. Main: 21.04 m²
S.A. Total (100% Fore + Main Triangles): 49.33 m²
S.A./Displ. (calc.): 14.96
Est. Forestay Length: 13.93 m
Mast Height from DWL: 16.46 m

Sailboat Links

Designers: Edward S. Brewer
Builders: Ouyang Boat Works (CAN)
Associations: Aloha Owners
Download Boat Record:

Notes

Also known as the ALOHA 10.4. Some boats had a shallower draft of 4.5'.
Rig measurements and reported sail area are for the tall rig.