YACHTING WORLD DIAMOND

YACHTING WORLD DIAMOND

Beta Marine

Beta Marine

Sailboat Specifications

Definitions
Hull Type: Fin Keel w/bulb
Rigging Type: Fractional Sloop
LOA: 30.12 ft / 9.18 m
LWL: 23.95 ft / 7.30 m
S.A. (reported): 280.00 ft² / 26.01 m²
Beam: 9.84 ft / 3.00 m
Displacement: 2,370.00 lb / 1,075 kg
Ballast: 1,120.00 lb / 508 kg
Max Draft: 4.27 ft / 1.30 m
Construction: Plywd. Alum. FG double chine
Ballast Type: Lead
First Built: 1961
Designer: Jack Holt

KLSC Leaderboard

KLSC Leaderboard

Sailboat Calculations

Definitions
S.A. / Displ.: 25.26
Bal. / Displ.: 47.26
Disp: / Len: 77.02
Comfort Ratio: 6.75
Capsize Screening Formula: 2.96
S#: 6.11
Hull Speed: 6.56 kn
Pounds/Inch Immersion: 842.07 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Rig and Sail Particulars

HELP
I: 25.16 ft / 7.67 m
J: 10.00 ft / 3.05 m
P: 26.75 ft / 8.15 m
E: 11.50 ft / 3.51 m
S.A. Fore: 125.80 ft² / 11.69 m²
S.A. Main: 153.81 ft² / 14.29 m²
S.A. Total (100% Fore + Main Triangles): 279.61 ft² / 25.98 m²
S.A./Displ. (calc.): 25.23
Est. Forestay Length: 27.07 ft / 8.25 m

Sailboat Links

Designers: Jack Holt
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Notes

Commissioned in 1960 by the editors of 'Yachting World' magazine for a high performance one-design open keelboat at a reasonable cost. Boats could be wood, fiberglass or aluminum. For racing, 2-4 crew with one trapeze permitted.
Originally called YACHTING WORLD KEEL BOAT.