Beta Marine

Beta Marine

Sailboat Specifications

Definitions
Hull Type: Long Keel
Rigging Type: Masthead Ketch
LOA: 33.17 ft / 10.11 m
LWL: 28.17 ft / 8.59 m
S.A. (reported): 475.00 ft² / 44.13 m²
Beam: 10.67 ft / 3.25 m
Displacement: 17,250.00 lb / 7,824 kg
Ballast: 5,150.00 lb / 2,336 kg
Max Draft: 5.08 ft / 1.55 m
Construction: FG
First Built: 1967
Last Built: 1996
# Built: 1160
Builder: Siltala Yachts (FIN)
Designer: W. Aarnipalo

Auxiliary Power/Tanks (orig. equip.)

Make: Ford Lehmann
Model: 2725E
Type: Diesel

Sailboat Calculations

Definitions
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

HELP
I: 40.70 ft / 12.41 m
J: 13.70 ft / 4.18 m
P: 35.10 ft / 10.70 m
E: 11.20 ft / 3.41 m
S.A. Fore: 278.80 ft² / 25.90 m²
S.A. Main: 196.56 ft² / 18.26 m²
S.A. Total (100% Fore + Main Triangles): 475.36 ft² / 44.16 m²
S.A./Displ. (calc.): 11.44
Est. Forestay Length: 42.94 ft / 13.09 m

Sailboat Links

Notes

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.