IRWIN 27

Main

Appendages
Keel/CB & spade rudder
Construction
FG
First built hull
1967
Hull type
Monohull
Model
Atomic 4
Sailboat builder
Irwin Yachts
Sailboat designer
Ted Irwin

Dimensions

Ballast Type
Lead
Beam
2.64
Displacement
2994.0
Draft
2.39
Max Draft
2.39
Min Draft
0.81
Overall length
8.25
Waterline length
6.25

Sails

E
3.73
Est. Forestay Length
10.84
Fore area
16.58
I
10.36
J
3.2
Mainsail area
18.02
P
9.65
Total area
33.07

Engine

Fuel type
Gas
Make
Universal

Performance

Capsize Screening Formula
1.85
Comfort Ratio
25.55
Critical hull speed
6.07
Displacement-length ratio (DLR)
342.01
Upwind sail area to displacement
16.24

Accomodation

The IRWIN 27 is a popular sailing boat that was manufactured by the American company, Irwin Yachts, in the 1970s. It is a small to mid-sized sailboat designed for cruising and day sailing. Here are some key features and characteristics of the IRWIN 27:

1. Size and Dimensions: The IRWIN 27 has an overall length of 27 feet (8.23 meters) and a beam (width) of 9 feet (2.74 meters). It has a draft (the depth of the boat below the waterline) of around 4.5 feet (1.37 meters).

2. Construction: The boat is typically constructed using fiberglass, which provides durability and strength. The hull design is known for its stability and seaworthiness.

3. Sailing Performance: The IRWIN 27 is designed to be a comfortable and easy-to-handle sailboat. It features a masthead sloop rig, which means it has a single mast and a jib and mainsail configuration. This setup allows for good maneuverability and versatility in different wind conditions.

4. Interior Layout: The interior of the IRWIN 27 is designed to maximize space and comfort. It typically features a V-berth in the forward cabin, a main salon with seating and a dining area, a galley (kitchen) with basic amenities, and a head (bathroom) with a marine toilet. Some models may also have additional berths or a quarter berth.

5. Accommodation: The boat can comfortably accommodate a small crew or family for overnight trips. The V-berth in the forward cabin can sleep two people, and the main salon can be converted into additional sleeping space if needed.

6. Storage: The IRWIN 27 offers ample storage space for provisions and personal belongings. It usually has cabinets, lockers, and shelves throughout the interior, allowing for organized storage of gear and supplies.

7. Deck Layout: The deck of the IRWIN 27 is designed with safety and ease of use in mind. It typically features wide side decks for easy movement, a spacious cockpit for comfortable seating, and a sturdy bow pulpit and stern rail for added security.

8. Engine: The boat is usually equipped with an inboard engine, typically a diesel or gasoline engine, for auxiliary power when not under sail.

Overall, the IRWIN 27 is a well-regarded sailboat known for its comfortable interior, good sailing performance, and durability. It is suitable for coastal cruising, day sailing, and even some longer passages, depending on the conditions and the experience of the crew.

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