DOLPHIN 47

Main

Appendages
Long Keel
Construction
FG
First built hull
1973
Hull type
Monohull
Last built hull
1978
Model
DOLPHIN 47 (ALDEN)
Sailboat builder
Hodgsdon Bros.
Sailboat designer
John G. Alden Assoc.

Dimensions

Ballast weight
5443.0
Beam
4.04
Displacement
14832.0
Draft
1.52
Max Draft
1.52
Overall length
14.3
Waterline length
10.52

Sails

E
5.87
Est. Forestay Length
16.25
Fore area
43.98
I
15.19
J
5.79
Mainsail area
38.45
P
13.11
Total area
82.5

Engine

Fuel tank capacity
757.0
Fuel type
Diesel
Make
Perkins

Performance

Ballast ratio
36.7
Capsize Screening Formula
1.66
Comfort Ratio
42.34
Critical hull speed
7.87
Displacement-length ratio (DLR)
355.5
Upwind sail area to displacement
13.95

Accomodation

Freshwater tank capacity
757
The Dolphin 47, also known as the Alden 47, is a sailing yacht designed by John G. Alden and built by various boatyards. It is a classic bluewater cruising sailboat that was first introduced in the 1970s. Here are some key features and characteristics of the Dolphin 47:

1. Design: The Dolphin 47 features a traditional design with a long keel, moderate displacement, and a full keel-hung rudder. It has a graceful sheerline, a raised cabin trunk, and a spacious cockpit.

2. Construction: The boat is typically constructed using fiberglass, which provides durability and strength. The hull is solidly built, and the deck is usually cored with plywood or balsa wood for added stiffness.

3. Size and Layout: The Dolphin 47 has an overall length of around 47 feet (14.3 meters) and a beam of approximately 12.5 feet (3.8 meters). It offers a comfortable and spacious interior layout with various cabin configurations, including two or three cabins and multiple heads.

4. Accommodation: The interior of the Dolphin 47 is well-appointed and designed for extended cruising. It usually features a large saloon with a dining area, a well-equipped galley, and ample storage space. The cabins are comfortable and offer privacy for the crew.

5. Performance: The Dolphin 47 is known for its excellent sailing performance and seaworthiness. It has a moderate sail area, which allows for easy handling and good performance in various wind conditions. The long keel provides stability and helps the boat track well.

6. Cruising Capabilities: The Dolphin 47 is designed for long-distance cruising and is capable of handling offshore passages. Its sturdy construction, comfortable accommodations, and reliable sailing characteristics make it suitable for extended voyages and living aboard.

7. Legacy: The Dolphin 47 has gained a reputation as a reliable and well-built cruising yacht. It is highly regarded among sailors who appreciate classic designs and traditional craftsmanship.

Overall, the Dolphin 47 (Alden 47) is a timeless sailing yacht that combines classic design with modern amenities. Its seaworthiness, comfortable accommodations, and excellent sailing performance make it a popular choice for those seeking a capable bluewater cruiser.

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