Beta Marine

Beta Marine

Sailboat Specifications

Hull Type: Long keel w/trans. hung rudder
Rigging Type: Fractional (7/8) Sloop
LOA: 8.25 m
LWL: 6.50 m
S.A. (reported): 28.70 m²
Beam: 2.50 m
Displacement: 2,700 kg
Ballast: 1,000 kg
Max Draft: 1.20 m
Construction: FG
Ballast Type: Iron
First Built: 1970
# Built: 46
Builder: Motala Boatyard (SWE)
Designer: Arvid Laurin

KLSC Leaderboard

KLSC Leaderboard

Auxiliary Power/Tanks (orig. equip.)

Make: Yanmar
Model: MD6A
Type: Diesel
HP: 10
Fuel: 65 L


Water: 40 L
Headroom: 1.80 m

Sailboat Calculations

S.A. / Displ.: 15.10
Bal. / Displ.: 37.05
Disp: / Len: 273.81
Comfort Ratio: 24.19
Capsize Screening Formula: 1.81
Hull Speed: 6.19 kn
Pounds/Inch Immersion: 624.96 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Sailboat Links

Designers: Arvid Laurin
Download Boat Record:


Specifications are from various sources and not confirmed.
Hull length = 8m / 26.25 ft
Drawing by Gunnar Hamré in 1979 courtesy of the Sjöhistoriska Museet which can be found here:
Photo credit unknown.
Thanks to Aernoudt Bottemanne for letting us know about this model and sending some information as well.