IRWIN 37 1 TON

Main

Appendages
Fin w/spade rudder
Construction
FG
First built hull
1972
Hull type
Monohull
Model
Atomic 4
Sailboat builder
Irwin Yachts
Sailboat designer
Ted Irwin

Dimensions

Ballast Type
Lead
Ballast weight
3311.0
Beam
3.56
Displacement
6985.0
Draft
1.92
Max Draft
1.92
Overall length
11.28
Waterline length
9.14

Sails

E
3.6
Est. Forestay Length
15.39
Fore area
35.01
I
14.63
J
4.79
Mainsail area
23.3
P
12.95
Total area
58.34

Engine

Engine(s) power
30.0
Engines amount
1
Fuel type
Gas
Make
Universal

Performance

Ballast ratio
47.4
Capsize Screening Formula
1.88
Comfort Ratio
28.11
Critical hull speed
7.34
Displacement-length ratio (DLR)
254.63
Upwind sail area to displacement
16.29

Accomodation

The IRWIN 37 1 TON is a sailing boat that was designed and built by the American yacht manufacturer, Irwin Yachts. It was introduced in the late 1970s and gained popularity as a competitive racing yacht.

The boat was specifically designed to meet the International Offshore Rule (IOR) 1 Ton class regulations, which were established to promote fair competition among racing yachts. The IOR 1 Ton class was known for its high-performance boats that were capable of both racing and cruising.

The IRWIN 37 1 TON features a sleek and streamlined hull design, optimized for speed and performance. It has a moderate displacement and a fin keel, which provides stability and maneuverability. The boat also has a spacious cockpit and a comfortable interior layout, making it suitable for both racing and cruising purposes.

In terms of dimensions, the IRWIN 37 1 TON has an overall length of approximately 37 feet (11.3 meters) and a beam of around 11.5 feet (3.5 meters). It has a draft of about 6.5 feet (2 meters), which allows it to sail efficiently in various wind conditions.

The boat's rigging consists of a masthead sloop configuration, with a tall mast and a large mainsail. It also has a genoa headsail and a spinnaker, which provide additional sail area for downwind sailing. The sail plan is designed to maximize speed and performance, allowing the boat to excel in racing competitions.

The interior of the IRWIN 37 1 TON is designed to accommodate a small crew comfortably. It typically features a main saloon with a dining area, a galley, a navigation station, and a head (bathroom). There are also berths or cabins for sleeping arrangements.

Overall, the IRWIN 37 1 TON is a well-regarded sailing boat that offers a balance between racing performance and cruising comfort. Its design and features make it suitable for both competitive racing and leisurely cruising adventures.

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