GULF COAST 20

GULF COAST 20

Beta Marine

Beta Marine

Sailboat Specifications

Definitions
Hull Type: Swing Keel
Rigging Type: Fractional Sloop
LOA: 19.92 ft / 6.07 m
LWL: 15.94 ft / 4.86 m
S.A. (reported): 173.00 ft² / 16.07 m²
Beam: 6.92 ft / 2.11 m
Displacement: 1,400.00 lb / 635 kg
Ballast: 400.00 lb / 181 kg
Max Draft: 4.00 ft / 1.22 m
Min Draft: 1.33 ft / 0.41 m
Construction: FG
First Built: 1967
Last Built: 1975
Builder: Gulf Coast Sailboats (USA)
Designer: Martin Bludworth

Sailboat Calculations

Definitions
S.A. / Displ.: 22.16
Bal. / Displ.: 28.57
Disp: / Len: 154.32
Comfort Ratio: 9.59
Capsize Screening Formula: 2.48
S#: 4.12
Hull Speed: 5.35 kn
Pounds/Inch Immersion: 394.13 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Rig and Sail Particulars

HELP
I: 19.00 ft / 5.79 m
J: 7.50 ft / 2.29 m
P: 22.00 ft / 6.71 m
E: 10.00 ft / 3.05 m
S.A. Fore: 71.25 ft² / 6.62 m²
S.A. Main: 110.00 ft² / 10.22 m²
S.A. Total (100% Fore + Main Triangles): 181.25 ft² / 16.84 m²
S.A./Displ. (calc.): 23.22
Est. Forestay Length: 20.43 ft / 6.23 m

Sailboat Links

Designers: Martin Bludworth
Builders: Gulf Coast Sailboats
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