Beta Marine

Beta Marine

Sailboat Specifications

Definitions
Hull Type: Fin with rudder on skeg
Rigging Type: Masthead Sloop
LOA: 11.89 m
LWL: 9.14 m
S.A. (reported): 68.47 m²
Beam: 3.45 m
Displacement: 8,618 kg
Ballast: 4,309 kg
Max Draft: 1.80 m
Construction: FG
Ballast Type: Lea
First Built: 1970
Last Built: 1979
# Built: 105
Builder: Ericson Yachts (USA)
Designer: Bruce King

Sailboat Calculations

Definitions
S.A. / Displ.: 16.62
Bal. / Displ.: 50.00
Disp: / Len: 314.15
Comfort Ratio: 35.41
Capsize Screening Formula: 1.70
S#: 1.61
Hull Speed: 7.34 kn
Pounds/Inch Immersion: 1,214.50 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Rig and Sail Particulars

HELP
I: 15.85 m
J: 5.03 m
P: 13.41 m
E: 4.27 m
S.A. Fore: 39.86 m²
S.A. Main: 28.61 m²
S.A. Total (100% Fore + Main Triangles): 68.47 m²
S.A./Displ. (calc.): 16.62
Est. Forestay Length: 16.63 m

Sailboat Links

Designers: Bruce King
Builders: Ericson Yachts (USA)
Associations: Ericson Yachts Information
Related Sailboats: ERICSON 39 B
Download Boat Record:

Notes

A more cruising oriented version with a trunk cabin was called the ERICSON 39 B.
Shorter rig:
I(IG): 50.00' / 15.24m
J: 16.50' / 5.03m
P: 44.00' / 13.41m
E: 14.00' / 4.27m