Beta Marine

Beta Marine

Sailboat Specifications

Definitions
Hull Type: Fin w/transom hung rudder
Rigging Type: Masthead Sloop
LOA: 25.26 ft
LWL: 22.15 ft
S.A. (reported): 269.10 ft²
Beam: 8.20 ft
Displacement: 4,409.00 lb
Ballast: 1,764.00 lb
Max Draft: 4.75 ft
Construction: FG
Ballast Type: Iron
First Built: 1972
Last Built: 1983
# Built: 3900
Builder: Maxi Yachts / Börjesson Brothers
Designer: Pelle Petterson

Auxiliary Power/Tanks (orig. equip.)

Make: Volvo Penta
Model: MB-10/100s
Type: Gas
HP: 15
Fuel: 5 gals

Sailboat Calculations

Definitions
S.A. / Displ.: 16.06
Bal. / Displ.: 40.01
Disp: / Len: 181.12
Comfort Ratio: 17.90
Capsize Screening Formula: 2.00
S#: 2.79
Hull Speed: 6.31 kn
Pounds/Inch Immersion: 648.98 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Rig and Sail Particulars

HELP
I: 30.10 ft
J: 10.94 ft
P: 24.61 ft
E: 8.20 ft
S.A. Fore: 164.65 ft²
S.A. Main: 100.90 ft²
S.A. Total (100% Fore + Main Triangles): 265.55 ft²
S.A./Displ. (calc.): 15.85
Est. Forestay Length: 32.03 ft

Sailboat Links

Notes

As best as can be determined, this was the most popular Maxi with an amazing 3900 sold!
Both inboard and outboard options were available.
For inboard:
1972-1975: engines were gas powered.
1975-1883: engines were VP MD-5A diesel.
A shallow keel was available:
Draft - 1.15m / 3.77ft; Ballast - 900kg / 1984lbs; Disp - 2100kg / 4630lbs.