Beta Marine

Beta Marine

Sailboat Specifications

Hull Type: Fin w/transom hung rudder
Rigging Type: Fractional Sloop
LOA: 25.25 ft
LWL: 21.83 ft
S.A. (reported): 326.00 ft²
Beam: 9.58 ft
Displacement: 4,200.00 lb
Ballast: 1,650.00 lb
Max Draft: 4.70 ft
Construction: FG
First Built: 1986
Builder: Tanzer Industries Ltd, (CAN)
Designer: Joubert-Nivelt

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Sailboat Calculations

S.A. / Displ.: 20.09
Bal. / Displ.: 39.29
Disp: / Len: 180.24
Comfort Ratio: 14.00
Capsize Screening Formula: 2.38
S#: 3.33
Hull Speed: 6.26 kn
Pounds/Inch Immersion: 747.25 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Rig and Sail Particulars

I: 31.56 ft
J: 9.32 ft
P: 32.57 ft
E: 11.00 ft
S.A. Fore: 147.07 ft²
S.A. Main: 179.14 ft²
S.A. Total (100% Fore + Main Triangles): 326.21 ft²
S.A./Displ. (calc.): 20.11
Est. Forestay Length: 32.91 ft
Mast Height from DWL: 39.00 ft

Sailboat Links

Designers: Joubert-Nivelt
Builders: Tanzer Industries Ltd.
Download Boat Record:


A shallow draft version of the TANZER 25 was also available. Thanks to John Kriz for providing updated information.
Shoal draft: 2.82'/.89m.
Photo courtesy Adam Hunt.