IRWIN 37 1 TON

Beta Marine

Sailboat Specifications

Definitions
Hull Type: Fin w/spade rudder
Rigging Type: Masthead Sloop
LOA: 37.00 ft / 11.28 m
LWL: 30.00 ft / 9.14 m
S.A. (reported): 628.00 ft² / 58.34 m²
Beam: 11.67 ft / 3.56 m
Displacement: 15,400.00 lb / 6,985 kg
Ballast: 7,300.00 lb / 3,311 kg
Max Draft: 6.30 ft / 1.92 m
Construction: FG
Ballast Type: Lead
First Built: 1972
Builder: Irwin Yachts (USA)
Designer: Ted Irwin

Auxiliary Power/Tanks (orig. equip.)

Make: Universal
Model: Atomic 4
Type: Gas
HP: 30

Sailboat Calculations

Definitions
S.A. / Displ.: 16.29
Bal. / Displ.: 47.40
Disp: / Len: 254.63
Comfort Ratio: 28.11
Capsize Screening Formula: 1.88
S#: 2.06
Hull Speed: 7.34 kn
Pounds/Inch Immersion: 1,250.95 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Rig and Sail Particulars

HELP
I: 48.00 ft / 14.63 m
J: 15.70 ft / 4.79 m
P: 42.50 ft / 12.95 m
E: 11.80 ft / 3.60 m
S.A. Fore: 376.80 ft² / 35.01 m²
S.A. Main: 250.75 ft² / 23.30 m²
S.A. Total (100% Fore + Main Triangles): 627.55 ft² / 58.30 m²
S.A./Displ. (calc.): 16.28
Est. Forestay Length: 50.50 ft / 15.39 m

Sailboat Links

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

Notes

Also called IRWIN 37 COMPETITION.