Beta Marine

Beta Marine

Sailboat Specifications

Definitions
Hull Type: Fin with rudder on skeg
Rigging Type: Masthead Sloop
LOA: 23.52 ft
LWL: 19.52 ft
S.A. (reported): 217.00 ft²
Beam: 7.38 ft
Displacement: 3,858.00 lb
Ballast: 1,323.00 lb
Max Draft: 3.94 ft
Construction: FG
Ballast Type: Iron
First Built: 1968
Last Built: 1975
# Built: 200
Builder: Birka Marine (FIN)
Designer: Heinz-Jurgen Sass

Sailboat Calculations

Definitions
S.A. / Displ.: 14.15
Bal. / Displ.: 34.29
Disp: / Len: 231.57
Comfort Ratio: 20.07
Capsize Screening Formula: 1.88
S#: 2.04
Hull Speed: 5.92 kn
Pounds/Inch Immersion: 514.73 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Rig and Sail Particulars

HELP
I: 25.60 ft
J: 9.02 ft
P: 23.23 ft
E: 8.73 ft
S.A. Fore: 115.46 ft²
S.A. Main: 101.40 ft²
S.A. Total (100% Fore + Main Triangles): 216.86 ft²
S.A./Displ. (calc.): 14.14
Est. Forestay Length: 27.14 ft

Sailboat Links

Designers: Heinz-Jurgen Sass
Builders: Birka Marine (FIN)
Download Boat Record:

Notes

Another version called the ROCK 24 is probably based on the same hull but with a different sail plan.