Beta Marine

Beta Marine

Sailboat Specifications

Hull Type: Fin w/spade rudder
Rigging Type: Fractional Sloop
LOA: 59.92 ft
LWL: 59.00 ft
S.A. (reported): 1,280.90 ft²
Beam: 13.50 ft
Displacement: 36,500.00 lb
Ballast: 11,500.00 lb
Max Draft: 6.00 ft
Construction: FG
Ballast Type: Lead
First Built: 1994
# Built: 17
Builder: TPI (USA)
Designer: Dashew

KLSC Leaderboard

KLSC Leaderboard

Auxiliary Power/Tanks (orig. equip.)

Make: Yanmar
Type: Diesel
Fuel: 200 gals


Water: 400 gals

Sailboat Calculations

S.A. / Displ.: 18.70
Bal. / Displ.: 31.51
Disp: / Len: 79.34
Comfort Ratio: 29.73
Capsize Screening Formula: 1.63
S#: 4.22
Hull Speed: 10.29 kn
Pounds/Inch Immersion: 2,845.98 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.): 15.24
Est. Forestay Length: 57.26 ft
Mast Height from DWL: 64.58 ft

Sailboat Links

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


The SUNDEER 56 and 60 are simlar. Number built includes 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