Beta Marine

Beta Marine

Sailboat Specifications

Definitions
Hull Type: Keel/Cbrd.
Rigging Type: Fractional Sloop
LOA: 21.00 ft / 6.40 m
LWL: 18.25 ft / 5.56 m
S.A. (reported): 163.00 ft² / 15.14 m²
Beam: 7.82 ft / 2.38 m
Displacement: 1,900.00 lb / 862 kg
Ballast: 665.00 lb / 302 kg
Max Draft: 4.50 ft / 1.37 m
Min Draft: 1.00 ft / 0.30 m
Construction: FG
First Built: 1969
Last Built: 1977
Builder: Coastal Recreation Inc. (USA)
Designer: Peter Barrett

KLSC Leaderboard

KLSC Leaderboard

Sailboat Calculations

Definitions
S.A. / Displ.: 17.04
Bal. / Displ.: 35.00
Disp: / Len: 139.55
Comfort Ratio: 9.94
Capsize Screening Formula: 2.53
S#: 3.53
Hull Speed: 5.72 kn
Pounds/Inch Immersion: 509.94 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Rig and Sail Particulars

HELP
I: 18.20 ft / 5.55 m
J: 7.20 ft / 2.19 m
P: 19.50 ft / 5.94 m
E: 10.00 ft / 3.05 m
S.A. Fore: 65.52 ft² / 6.09 m²
S.A. Main: 97.50 ft² / 9.06 m²
S.A. Total (100% Fore + Main Triangles): 163.02 ft² / 15.15 m²
S.A./Displ. (calc.): 17.04
Est. Forestay Length: 19.57 ft / 5.96 m

Sailboat Links

Designers: Peter Barrett
Builders: Coastal Recreation Inc.
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Notes

Said to be the same design as the BALBOA 21.