Beta Marine

Beta Marine

Sailboat Specifications

Hull Type: Long Keel
Rigging Type: Masthead Ketch
LOA: 33.17 ft
LWL: 28.17 ft
S.A. (reported): 475.00 ft²
Beam: 10.67 ft
Displacement: 17,250.00 lb
Ballast: 5,150.00 lb
Max Draft: 5.08 ft
Construction: FG
First Built: 1967
Last Built: 1996
# Built: 1160
Builder: Siltala Yachts (FIN)
Designer: W. Aarnipalo

KLSC Leaderboard

KLSC Leaderboard

Auxiliary Power/Tanks (orig. equip.)

Make: Ford Lehmann
Model: 2725E
Type: Diesel

Sailboat Calculations

S.A. / Displ.: 11.43
Bal. / Displ.: 29.86
Disp: / Len: 344.49
Comfort Ratio: 38.38
Capsize Screening Formula: 1.65
S#: 1.04
Hull Speed: 7.11 kn
Pounds/Inch Immersion: 1,073.98 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Rig and Sail Particulars

I: 40.70 ft
J: 13.70 ft
P: 35.10 ft
E: 11.20 ft
S.A. Fore: 278.80 ft²
S.A. Main: 196.56 ft²
S.A. Total (100% Fore + Main Triangles): 475.36 ft²
S.A./Displ. (calc.): 11.44
Est. Forestay Length: 42.94 ft

Sailboat Links


Thee NAUTICAT 33 was the first boat produced by Siltala and one of the most successful.
In 1977 the raised aft deck was offered as an option and a number of other changes were made to this design during it's production run.
An updated model, the NAUTICAT 331, was introduced in 1997.