EAST COAST 31

Beta Marine

Beta Marine

Sailboat Specifications

Definitions
Hull Type: Fin Keel
Rigging Type: Masthead Sloop
LOA: 31.00 ft / 9.45 m
LWL: 24.75 ft / 7.54 m
S.A. (reported): 454.00 ft² / 42.18 m²
Beam: 10.55 ft / 3.22 m
Displacement: 9,500.00 lb / 4,309 kg
Max Draft: 5.50 ft / 1.68 m
Construction: FG
Ballast Type: Lead
First Built: 1974
Builder: East Coast Yachts (AUS)
Designer: Peter Cole

Sailboat Calculations

Definitions
S.A. / Displ.: 16.25
Disp: / Len: 279.74
Comfort Ratio: 23.91
Capsize Screening Formula: 2.00
S#: 1.84
Hull Speed: 6.67 kn
Pounds/Inch Immersion: 932.98 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Rig and Sail Particulars

HELP
I: 38.50 ft / 11.73 m
J: 13.60 ft / 4.15 m
P: 34.30 ft / 10.45 m
E: 11.20 ft / 3.41 m
S.A. Fore: 261.80 ft² / 24.32 m²
S.A. Main: 192.08 ft² / 17.84 m²
S.A. Total (100% Fore + Main Triangles): 453.88 ft² / 42.17 m²
S.A./Displ. (calc.): 16.24
Est. Forestay Length: 40.83 ft / 12.44 m

Sailboat Links

Designers: Peter Cole
Associations: Half Ton Class
Download Boat Record:

Notes

Designed as IOR 1/2 ton.

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