Beta Marine

Beta Marine

Sailboat Specifications

Hull Type: Fin w/spade rudder
Rigging Type: Fractional Sloop
LOA: 27.25 ft
LWL: 20.67 ft
S.A. (reported): 264.00 ft²
Beam: 7.17 ft
Displacement: 3,190.00 lb
Ballast: 1,594.00 lb
Max Draft: 4.33 ft
Construction: FG
First Built: 1967
# Built: 6000
Builder: Artekno/Botnia Marin
Designer: Hans Groop

KLSC Leaderboard

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Sailboat Calculations

S.A. / Displ.: 19.54
Bal. / Displ.: 49.97
Disp: / Len: 161.26
Comfort Ratio: 15.78
Capsize Screening Formula: 1.95
S#: 3.29
Hull Speed: 6.09 kn
Pounds/Inch Immersion: 529.55 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Rig and Sail Particulars

I: 24.50 ft
J: 7.92 ft
P: 28.54 ft
E: 9.84 ft
S.A. Fore: 97.02 ft²
S.A. Main: 140.42 ft²
S.A. Total (100% Fore + Main Triangles): 237.44 ft²
S.A./Displ. (calc.): 17.58
Est. Forestay Length: 25.75 ft
Mast Height from DWL: 34.42 ft

Sailboat Links

Designers: Hans Groop
Builders: Artekno OY (FIN)
Eagle Marine (FIN)
Frauscher Boats
Ott Yacht (GER)
Associations: H-Boat Class
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The H-BOAT has had IYRU-international one-design status since 1987; It is the largest IYRU-keelboat class in Europe, and the second largest in the world.