Beta Marine

Beta Marine

Sailboat Specifications

Definitions
Hull Type: Fin w/transom hung rudder
Rigging Type: Fractional Sloop
LOA: 22.50 ft
LWL: 19.00 ft
S.A. (reported): 223.00 ft²
Beam: 8.00 ft
Displacement: 1,790.00 lb
Ballast: 700.00 lb
Max Draft: 3.80 ft
Construction: FG
Ballast Type: Lead
First Built: 1983
Builder: J Boats Tillotson Pearson (USA)
Designer: Johnstone

Auxiliary Power/Tanks (orig. equip.)

Type: Outboard

Sailboat Calculations

Definitions
S.A. / Displ.: 24.26
Bal. / Displ.: 39.11
Disp: / Len: 116.50
Comfort Ratio: 8.64
Capsize Screening Formula: 2.64
S#: 5.06
Hull Speed: 5.84 kn
Pounds/Inch Immersion: 543.11 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Rig and Sail Particulars

HELP
I: 24.80 ft
J: 8.80 ft
P: 26.10 ft
E: 9.00 ft
S.A. Fore: 109.12 ft²
S.A. Main: 117.45 ft²
S.A. Total (100% Fore + Main Triangles): 226.57 ft²
S.A./Displ. (calc.): 24.64
Est. Forestay Length: 26.32 ft

Sailboat Links

Designers: Rod Johnstone
Builders: J Boats
Waterline Systems LLC
Associations: International J/22 Class
J/22 Class USA
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