Beta Marine

Beta Marine

Sailboat Specifications

Hull Type: Keel/Cbrd.
Rigging Type: Fractional Sloop
LOA: 8.98 m
LOD: 8.38 m
LWL: 7.64 m
S.A. (reported): 32.95 m²
Beam: 2.55 m
Beam WL: 2.35 m
Displacement: 3,700 kg
Ballast: 750 kg
Max Draft: 1.57 m
Min Draft: 0.65 m
Construction: GRP
Ballast Type: Lead
First Built: 2005
Builder: Bora Yachts (POL)
Designer: Andreas Wozniak

KLSC Leaderboard

KLSC Leaderboard

Auxiliary Power/Tanks (orig. equip.)

Make: Yanmar
Model: 2YM15
Type: Diesel
HP: 14
Fuel: 40 L


Water: 100 L
Headroom: 1.80 m

Sailboat Calculations

S.A. / Displ.: 14.05
Bal. / Displ.: 20.26
Disp: / Len: 231.11
Comfort Ratio: 28.18
Capsize Screening Formula: 1.67
Hull Speed: 6.71 kn
Pounds/Inch Immersion: 749.77 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Sailboat Links

Builders: Sun Yachts (POL)
Download Boat Record:


Based on the Kormoran 05 built in the 1970s, designed by Aleksander Powalajew
Also known as the Sun Bora 28
A fixed keel version called the BORA B is also available. Fixed cast iron keel. Draft: 1.4m; ballast: 650 kg / 1,433 lbs