CORE SOUND 20 MARK 3

Main

Appendages
Cbrd w/outboard rudder
Construction
Wood
First built hull
2014
Hull type
Monohull
Model
CORE SOUND 20 MARK 3
Sailboat builder
Various - Kits available
Sailboat designer
B&B Yacht Designs

Dimensions

Ballast Type
Lead and water
Ballast weight
199.0
Beam
1.99
Displacement
680.0
Draft
1.07
Max Draft
1.07
Min Draft
0.23
Overall length
6.1
Waterline length
5.69

Sails

Total area
16.72

Engine

Fuel type
Outboard

Performance

Ballast ratio
29.2
Capsize Screening Formula
2.28
Comfort Ratio
10.0
Critical hull speed
5.79
Displacement-length ratio (DLR)
102.9
Upwind sail area to displacement
22.02

Accomodation

The Core Sound 20 Mark 3 is a sailing boat designed by B&B Yacht Designs. It is a versatile and efficient boat that can be used for various purposes, including cruising, racing, and day sailing. Here are some key features and characteristics of the Core Sound 20 Mark 3:

1. Design: The boat features a lightweight and sturdy construction, with a hull made of marine plywood and epoxy. It has a sleek and modern design, optimized for speed and performance.

2. Length and Dimensions: The Core Sound 20 Mark 3 has an overall length of 20 feet (6.1 meters) and a beam (width) of 6 feet 8 inches (2.03 meters). It has a draft of 6 inches (0.15 meters) with the centerboard up and 3 feet 6 inches (1.07 meters) with the centerboard down.

3. Sailing Rig: It comes with a sloop rig, consisting of a mainsail and a jib. The mainsail has a high aspect ratio, providing good sail area for efficient sailing. The jib is self-tacking, making it easy to handle and maneuver the boat.

4. Performance: The Core Sound 20 Mark 3 is known for its excellent performance, both in light winds and strong breezes. It has a good balance between speed and stability, allowing for comfortable and enjoyable sailing experiences.

5. Accommodation: The boat offers a simple and functional interior layout. It can accommodate up to four people, with two berths in the main cabin and two small quarter berths. There is also space for basic amenities like a portable toilet and a small galley.

6. Trailerable: One of the advantages of the Core Sound 20 Mark 3 is its trailerability. It can be easily transported on a trailer, allowing for convenient launching and storage. This feature makes it suitable for exploring different sailing locations and participating in regattas.

7. DIY Construction: The Core Sound 20 Mark 3 is primarily designed for amateur boat builders. B&B Yacht Designs provides detailed plans and instructions for construction, allowing individuals to build their own boat. This DIY approach makes it a cost-effective option for sailing enthusiasts.

Overall, the Core Sound 20 Mark 3 is a well-designed and versatile sailing boat that offers a combination of performance, comfort, and affordability. Whether you are a seasoned sailor or a beginner, this boat can provide you with enjoyable sailing experiences in various conditions.

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