Beta Marine

Beta Marine

Sailboat Specifications

Definitions
Hull Type: Fin w/spade rudder
Rigging Type: Masthead Sloop
LOA: 47.64 ft / 14.52 m
LWL: 40.08 ft / 12.22 m
S.A. (reported): 1,175.00 ft² / 109.16 m²
Beam: 15.54 ft / 4.74 m
Displacement: 34,480.00 lb / 15,640 kg
Ballast: 15,653.00 lb / 7,100 kg
Max Draft: 8.25 ft / 2.51 m
Construction: FG
Ballast Type: Lead
First Built: 1988
Builder: Jonmeri (FIN)
Designer: Jorma Nyman/Karl-Johan Stråhlmann

Auxiliary Power/Tanks (orig. equip.)

Make: Volvo Penta
Model: TMB 31
Type: Diesel
Fuel: 158 gals / 598 L

Accomodations

Water: 200 gals / 757 L

Sailboat Calculations

Definitions
S.A. / Displ.: 17.82
Bal. / Displ.: 45.40
Disp: / Len: 239.08
Comfort Ratio: 32.60
Capsize Screening Formula: 1.91
S#: 2.36
Hull Speed: 8.48 kn
Pounds/Inch Immersion: 2,225.49 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Rig and Sail Particulars

HELP
I: 65.62 ft / 20.00 m
J: 18.86 ft / 5.75 m
P: 60.41 ft / 18.41 m
E: 18.40 ft / 5.61 m
S.A. Fore: 618.80 ft² / 57.49 m²
S.A. Main: 555.77 ft² / 51.63 m²
S.A. Total (100% Fore + Main Triangles): 1,174.57 ft² / 109.12 m²
S.A./Displ. (calc.): 17.81
Est. Forestay Length: 68.28 ft / 20.81 m

Sailboat Links

Designers: Karl-Johan Stråhlmann
Builders: Jonmeri Yachts
Maestro Boats (FIN)
Download Boat Record:

Notes

Updated by Stråhlmann. Several layouts available.
A version without the 'Deck Salon' is called the JONMERI 482.