OFFSHORE 31

Main

Appendages
Long Keel
Construction
FG
First built hull
1968
Hull type
Monohull
Model
OFFSHORE 31 (CHEOY LEE)
Sailboat builder
Cheoy Lee Shipyard Ltd.(HK)
Sailboat designer
Herreshoff/Cheoy Lee Shipyard

Dimensions

Ballast Type
Iron
Ballast weight
1724.0
Beam
2.67
Displacement
4853.0
Draft
1.12
Max Draft
1.12
Overall length
9.45
Waterline length
7.11

Sails

E
4.11
Est. Forestay Length
10.72
Fore area
18.64
I
10.06
J
3.71
Mainsail area
18.81
P
9.14
Total area
37.44

Engine

Performance

Ballast ratio
35.51
Capsize Screening Formula
1.59
Comfort Ratio
35.88
Critical hull speed
6.47
Displacement-length ratio (DLR)
376.18
Upwind sail area to displacement
13.32

Accomodation

The Offshore 31 is a sailing boat manufactured by Cheoy Lee, a renowned shipyard based in Hong Kong. It is a classic design that has gained popularity among sailors for its performance, durability, and comfort.

The Offshore 31 features a traditional full keel design, which provides excellent stability and tracking capabilities. It has a moderate displacement hull, making it suitable for both cruising and racing. The boat's construction is known for its high-quality craftsmanship and attention to detail.

With a length overall (LOA) of 31 feet and a beam of 9.5 feet, the Offshore 31 offers a spacious and comfortable interior. It typically accommodates up to four people, with a V-berth forward and a double berth in the main cabin. The boat also has a small galley, a head compartment, and ample storage space.

The Offshore 31 is rigged as a sloop, with a single mast and a mainsail. It also features a roller furling headsail, making it easy to handle and control. The boat's sail plan allows for efficient upwind sailing and good performance in various wind conditions.

In terms of performance, the Offshore 31 is known for its stability and seaworthiness. It handles well in both light and heavy winds, making it suitable for long-distance cruising or coastal sailing. The boat's full keel design provides excellent tracking and reduces the risk of broaching.

Overall, the Offshore 31 (Cheoy Lee) is a well-regarded sailing boat that offers a combination of classic design, comfort, and performance. It is a popular choice among sailors looking for a reliable and versatile vessel for cruising or racing.

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