Beta Marine

Beta Marine

Sailboat Specifications

Definitions
Hull Type: Fin w/spade rudder
Rigging Type: Masthead Sloop
LOA: 20.50 ft / 6.25 m
LWL: 18.00 ft / 5.49 m
S.A. (reported): 196.50 ft² / 18.26 m²
Beam: 7.00 ft / 2.13 m
Displacement: 2,500.00 lb / 1,134 kg
Ballast: 900.00 lb / 408 kg
Max Draft: 3.33 ft / 1.01 m
Construction: FG
Ballast Type: Lead
First Built: 1968
Builder: Lindsey Plastics/Capital Yachts Inc. (USA)
Designer: Gary Mull

Sailboat Calculations

Definitions
S.A. / Displ.: 17.11
Bal. / Displ.: 36.00
Disp: / Len: 191.37
Comfort Ratio: 15.42
Capsize Screening Formula: 2.07
S#: 2.83
Hull Speed: 5.69 kn
Pounds/Inch Immersion: 450.21 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Rig and Sail Particulars

HELP
I: 25.00 ft / 7.62 m
J: 8.33 ft / 2.54 m
P: 21.20 ft / 6.46 m
E: 8.80 ft / 2.68 m
S.A. Fore: 104.13 ft² / 9.67 m²
S.A. Main: 93.28 ft² / 8.67 m²
S.A. Total (100% Fore + Main Triangles): 197.41 ft² / 18.34 m²
S.A./Displ. (calc.): 17.19
Est. Forestay Length: 26.35 ft / 8.03 m

Sailboat Links

Designers: Gary Mull
Builders: Capital Yachts Corp.
Lockley Newport Boats (USA)
Associations: Capital Yachts Info
Products: The Sail Warehouse
Download Boat Record:

Notes

A swing keel version, with transom hung rudder, called the Lindsey Mighty Mite, was also available.
The photo above was sent in by Chris Woodyard. It is the Newport 20 "Muckraker" which is still active in Long Beach, CA. (21 March, 2018).
Thanks to Mel Unruh for his input and updated information.