GOLDEN SHAMROCK 30

GOLDEN SHAMROCK 30

Beta Marine

Beta Marine

Sailboat Specifications

Definitions
Hull Type: Fin w/spade rudder
Rigging Type: Masthead Sloop
LOA: 29.68 ft / 9.05 m
LWL: 24.50 ft / 7.47 m
S.A. (reported): 382.00 ft² / 35.49 m²
Beam: 10.17 ft / 3.10 m
Displacement: 7,055.00 lb / 3,200 kg
Ballast: 3,108.00 lb / 1,410 kg
Max Draft: 5.75 ft / 1.75 m
Construction: FG
Ballast Type: Lead
First Built: 1976
# Built: 10
Builder: Southcoast Boat Works (IRE)
Designer: Ron Holland

Auxiliary Power/Tanks (orig. equip.)

Make: Volvo
Model: MD7A
Type: Diesel
HP: 13
Fuel: 40 gals / 151 L

Sailboat Calculations

Definitions
S.A. / Displ.: 16.67
Bal. / Displ.: 44.05
Disp: / Len: 214.17
Comfort Ratio: 19.05
Capsize Screening Formula: 2.12
S#: 2.51
Hull Speed: 6.63 kn
Pounds/Inch Immersion: 890.29 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Rig and Sail Particulars

HELP
I: 37.67 ft / 11.48 m
J: 11.80 ft / 3.60 m
P: 32.00 ft / 9.75 m
E: 10.00 ft / 3.05 m
S.A. Fore: 222.25 ft² / 20.65 m²
S.A. Main: 160.00 ft² / 14.86 m²
S.A. Total (100% Fore + Main Triangles): 382.25 ft² / 35.51 m²
S.A./Displ. (calc.): 16.68
Est. Forestay Length: 39.47 ft / 12.03 m

Sailboat Links

Designers: Ron Holland
Associations: Half Ton Class
Download Boat Record:

Notes

Based on the prototype 'Silver Shamrock', winner of the 1976 Half Ton cup.
A cruising version with a much larger cabin house was called the CLUB SHAMROCK and built by Southern Shipyard, (UK).
(record renamed from SHAMROCK 30 10/11).