SOUTHERN CROSS 31

SOUTHERN CROSS 31
SOUTHERN CROSS 31

Beta Marine

Beta Marine

Sailboat Specifications

Definitions
Hull Type: Long keel w/trans. hung rudder
Rigging Type: Cutter
LOA: 34.50 ft / 10.52 m
LWL: 25.00 ft / 7.62 m
S.A. (reported): 447.00 ft² / 41.53 m²
Beam: 9.50 ft / 2.90 m
Displacement: 13,600.00 lb / 6,169 kg
Ballast: 4,400.00 lb / 1,996 kg
Max Draft: 4.58 ft / 1.40 m
Construction: FG
First Built: 1975
# Built: 150
Builder: C. E. Ryder (USA)
Designer: Thomas Gillmer

Auxiliary Power/Tanks (orig. equip.)

Type: Diesel
HP: 22
Fuel: 34 gals / 129 L

Accomodations

Water: 47 gals / 178 L
Headroom: 6.17 ft / 1.88 m

Sailboat Calculations

Definitions
S.A. / Displ.: 12.60
Bal. / Displ.: 32.35
Disp: / Len: 388.57
Comfort Ratio: 37.62
Capsize Screening Formula: 1.59
S#: 1.02
Hull Speed: 6.70 kn
Pounds/Inch Immersion: 848.61 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Rig and Sail Particulars

HELP
I: 36.50 ft / 11.13 m
J: 15.50 ft / 4.72 m
P: 31.50 ft / 9.60 m
E: 13.50 ft / 4.11 m
S.A. Fore: 282.88 ft² / 26.28 m²
S.A. Main: 212.63 ft² / 19.75 m²
S.A. Total (100% Fore + Main Triangles): 495.51 ft² / 46.03 m²
S.A./Displ. (calc.): 13.96
Est. Forestay Length: 39.65 ft / 12.09 m

Sailboat Links

Designers: Thomas Gillmer
Builders: C. E. Ryder
Related Sailboats: ARIES 32
Download Boat Record:

Notes

LOD: 31.0 ft