DELTA 31

Main

Appendages
Fin w/spade rudder
Construction
FG
First built hull
1983
Hull type
Monohull
Last built hull
1986
Model
1GM
Sailboat builder
Albin Marine
Sailboat designer
Peter Norlin

Dimensions

Ballast Type
Iron
Ballast weight
1590.0
Beam
3.04
Displacement
3900.0
Draft
1.8
Max Draft
1.8
Overall length
9.35
Waterline length
7.6

Sails

E
3.8
Est. Forestay Length
11.51
Fore area
18.69
I
11.0
J
3.4
Mainsail area
21.86
P
11.5
Total area
40.51

Engine

Engine(s) power
8.0
Engines amount
1
Fuel type
Diesel
Make
Yanmar

Performance

Ballast ratio
40.77
Capsize Screening Formula
1.95
Comfort Ratio
23.3
Critical hull speed
6.69
Displacement-length ratio (DLR)
247.73
Upwind sail area to displacement
16.68

Accomodation

The Delta 31 (Albin) is a sailing boat that was designed by Swedish yacht designer Lars Olof Norlin. It was built by the Swedish boat manufacturer Albin Marin AB in the 1970s. The Delta 31 is a popular cruising sailboat known for its sturdy construction and comfortable accommodations.

Here are some key features and specifications of the Delta 31 (Albin) sailing boat:

1. Design: The Delta 31 features a classic design with a moderate displacement hull, a long fin keel, and a skeg-mounted rudder. It has a traditional masthead sloop rig with a mainsail and a genoa.

2. Dimensions: The boat has an overall length of approximately 31 feet (9.45 meters), a beam of around 9.5 feet (2.9 meters), and a draft of about 5.5 feet (1.7 meters). It typically weighs around 9,000 pounds (4,082 kilograms).

3. Accommodations: The Delta 31 offers comfortable accommodations for a small crew or family. It usually has a spacious main saloon with a dining area, a galley (kitchen) equipped with a stove, sink, and storage, a navigation station, a head (bathroom), and one or two private cabins.

4. Performance: The Delta 31 is known for its good sailing performance, especially in moderate to heavy winds. Its long keel provides stability and helps it track well in various conditions. The boat is often praised for its seaworthiness and ability to handle rough seas.

5. Construction: The Delta 31 (Albin) is built with a solid fiberglass hull, which contributes to its durability and strength. The deck is typically made of fiberglass as well, with a non-skid surface for safety. The interior is finished with woodwork, giving it a warm and traditional feel.

6. Production: The Delta 31 (Albin) was produced by Albin Marin AB in Sweden during the 1970s. It was a popular model and many were built during that time. However, production eventually ceased, and the boat is now only available on the used boat market.

Overall, the Delta 31 (Albin) is a well-regarded sailing boat known for its classic design, comfortable accommodations, and good performance. It is often sought after by sailors looking for a reliable and seaworthy cruising sailboat.

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