Beta Marine

Beta Marine

Sailboat Specifications

Hull Type: Fin with rudder on skeg
Rigging Type: Masthead Sloop
LOA: 26.83 ft
LWL: 21.75 ft
S.A. (reported): 321.00 ft²
Beam: 8.16 ft
Displacement: 6,900.00 lb
Ballast: 2,900.00 lb
Max Draft: 4.16 ft
Construction: FG
First Built: 1975
Builder: Seair Yachts Ltd. (CAN)
Designer: Ralston

KLSC Leaderboard

KLSC Leaderboard

Auxiliary Power/Tanks (orig. equip.)

Make: Yanmar
Model: YSE-8
Type: Diesel
Fuel: 35 gals


Water: 30 gals

Sailboat Calculations

S.A. / Displ.: 14.22
Bal. / Displ.: 42.03
Disp: / Len: 299.38
Comfort Ratio: 27.96
Capsize Screening Formula: 1.72
Hull Speed: 6.25 kn
Pounds/Inch Immersion: 634.16 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Rig and Sail Particulars

Mast Height from DWL: 31.16 ft

Sailboat Links

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Seair also built the VANCOUVER 27. It's possible that the hull of SEAIR 27 came from the same mold.