Beta Marine

Beta Marine

Sailboat Specifications

Hull Type: Fin w/spade rudder
Rigging Type: Fractional Sloop
LOA: 56.92 ft
LWL: 56.00 ft
S.A. (reported): 1,280.90 ft²
Beam: 13.72 ft
Displacement: 34,600.00 lb
Ballast: 10,000.00 lb
Max Draft: 6.00 ft
Construction: FG
Ballast Type: Lead
First Built: 1994
Last Built: 1997
# Built: 17
Builder: TPI (USA)
Designer: Dashew

KLSC Leaderboard

KLSC Leaderboard

Auxiliary Power/Tanks (orig. equip.)

Make: Yanmar
Type: Diesel
HP: 88
Fuel: 240 gals


Water: 375 gals

Sailboat Calculations

S.A. / Displ.: 19.38
Bal. / Displ.: 28.90
Disp: / Len: 87.96
Comfort Ratio: 29.05
Capsize Screening Formula: 1.69
S#: 4.18
Hull Speed: 10.03 kn
Pounds/Inch Immersion: 2,745.29 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Rig and Sail Particulars

I: 54.08 ft
J: 18.83 ft
P: 54.58 ft
E: 19.58 ft
S.A. Fore: 509.16 ft²
S.A. Main: 534.34 ft²
S.A. Total (100% Fore + Main Triangles): 1,043.50 ft²
S.A./Displ. (calc.): 15.79
Est. Forestay Length: 57.26 ft
Mast Height from DWL: 64.75 ft

Sailboat Links

Builders: TPI Composites
Associations: Dashew Offshore/
Download Boat Record:


Shortened version of the SUNDEER 60. Total built is for both models.
Built on a semi-custom basis so there are small differences between each of them. Masts were made in three sizes, and had various foretriangle arrangements.
The reported sail area above is based on:
-Main: 74 m² / 796.53 ft²
-Jib: 45 m² / 484.38 ft²