Beta Marine

Beta Marine

Sailboat Specifications

Definitions
Hull Type: Keel/Cbrd.
Rigging Type: Staysail Ketch
LOA: 16.46 m
LWL: 13.41 m
S.A. (reported): 116.59 m²
Beam: 4.67 m
Displacement: 20,865 kg
Ballast: 7,257 kg
Max Draft: 1.68 m
Construction: FG
First Built: 1988
Builder: Irwin Yachts/American Yachts (USA)
Designer: Ted Irwin

Sailboat Calculations

Definitions
S.A. / Displ.: 15.71
Bal. / Displ.: 34.78
Disp: / Len: 241.07
Comfort Ratio: 39.90
Capsize Screening Formula: 1.72
S#: 1.88
Hull Speed: 8.89 kn
Pounds/Inch Immersion: 2,410.13 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Rig and Sail Particulars

HELP
I: 17.22 m
J: 6.45 m
P: 15.29 m
E: 5.79 m
PY: 9.14 m
EY: 3.66 m
S.A. Fore: 55.56 m²
S.A. Main: 44.28 m²
S.A. Total (100% Fore + Main Triangles): 99.84 m²
S.A./Displ. (calc.): 13.45
Est. Forestay Length: 18.39 m

Sailboat Links

Designers: Ted Irwin
Builders: Irwin Yachts
Associations: Irwin Facebook Group
Irwin Yacht Owners
Download Boat Record:

Notes

Cutter or Ketch.