Beta Marine

Beta Marine

Sailboat Specifications

Definitions
Hull Type: Centerboard (Trunk)
Rigging Type: Fractional Sloop
LOA: 18.00 ft
LWL: 16.25 ft
S.A. (reported): 176.00 ft²
Beam: 7.67 ft
Displacement: 600.00 lb
Max Draft: 4.00 ft
Construction: FG
First Built: 1982
Last Built: 1983
# Built: 70
Builder: S2 Yachts
Designer: Don Wennersten

Sailboat Calculations

Definitions
S.A. / Displ.: 39.64
Disp: / Len: 62.42
Comfort Ratio: 3.66
Capsize Screening Formula: 3.64
S#: 8.68
Hull Speed: 5.40 kn
Pounds/Inch Immersion: 445.34 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Rig and Sail Particulars

HELP
I: 19.50 ft
J: 6.00 ft
P: 23.50 ft
E: 10.00 ft
S.A. Fore: 58.50 ft²
S.A. Main: 117.50 ft²
S.A. Total (100% Fore + Main Triangles): 176.00 ft²
S.A./Displ. (calc.): 39.64
Est. Forestay Length: 20.40 ft

Sailboat Links

Builders: S2 Yachts (USA)
Download Boat Record:

Notes

AKA S2 5.5 GRAND SLAM.
Thanks to Bob Proctor for providing updated information for this yacht.