Beta Marine

Beta Marine

Sailboat Specifications

Definitions
Hull Type: Fin w/spade rudder
Rigging Type: Masthead Sloop
LOA: 31.25 ft
LWL: 24.25 ft
S.A. (reported): 492.00 ft²
Beam: 10.25 ft
Displacement: 8,000.00 lb
Ballast: 3,550.00 lb
Max Draft: 5.00 ft
Construction: FG
First Built: 1977
# Built: 100
Builder: Hinterhoeller Yachts Ltd. (CAN)
Designer: German Frers

KLSC Leaderboard

KLSC Leaderboard

Auxiliary Power/Tanks (orig. equip.)

Make: Volvo
Type: Diesel
HP: 13

Sailboat Calculations

Definitions
S.A. / Displ.: 19.74
Bal. / Displ.: 44.38
Disp: / Len: 250.44
Comfort Ratio: 21.14
Capsize Screening Formula: 2.05
S#: 2.42
Hull Speed: 6.60 kn
Pounds/Inch Immersion: 888.14 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Rig and Sail Particulars

HELP
I: 43.00 ft
J: 12.40 ft
P: 36.00 ft
E: 12.50 ft
S.A. Fore: 266.60 ft²
S.A. Main: 225.00 ft²
S.A. Total (100% Fore + Main Triangles): 491.60 ft²
S.A./Displ. (calc.): 19.73
Est. Forestay Length: 44.75 ft

Sailboat Links

Designers: German Frers
Builders: Hinterhoeller Yachts Ltd.
Download Boat Record:

Notes

Until hull number 50, Niagara 31s were powered by a 13-hp Volvo diesel saildrive unit. Later models were powered by a Westerbeke 22-hp v-drive.