Beta Marine

Beta Marine

Sailboat Specifications

Definitions
Hull Type: Fin with rudder on skeg
Rigging Type: Masthead Sloop
LOA: 39.16 ft / 11.94 m
LWL: 31.50 ft / 9.60 m
S.A. (reported): 804.00 ft² / 74.69 m²
Beam: 12.25 ft / 3.73 m
Displacement: 19,841.00 lb / 9,000 kg
Ballast: 9,800.00 lb / 4,445 kg
Max Draft: 6.75 ft / 2.06 m
Construction: ALU/FG
First Built: 1979
Last Built: 1984
Builder: Dufour
Designer: J. Valentijn

Auxiliary Power/Tanks (orig. equip.)

Make: Volvo
Type: Diesel
HP: 35
Fuel: 60 gals / 227 L

Accomodations

Water: 66 gals / 250 L

Sailboat Calculations

Definitions
S.A. / Displ.: 17.62
Bal. / Displ.: 49.39
Disp: / Len: 283.39
Comfort Ratio: 32.25
Capsize Screening Formula: 1.81
S#: 1.93
Hull Speed: 7.52 kn
Pounds/Inch Immersion: 1,378.77 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Rig and Sail Particulars

HELP
I: 55.39 ft / 16.88 m
J: 15.90 ft / 4.85 m
P: 48.20 ft / 14.69 m
E: 15.08 ft / 4.60 m
S.A. Fore: 440.35 ft² / 40.91 m²
S.A. Main: 363.43 ft² / 33.76 m²
S.A. Total (100% Fore + Main Triangles): 803.78 ft² / 74.67 m²
S.A./Displ. (calc.): 17.61
Est. Forestay Length: 57.63 ft / 17.57 m

Sailboat Links

Designers: Johan Valentijn
Builders: Dufour Yachts (FRA)
Download Boat Record:

Notes

The aluminum version first introduced as DUFOUR 9000A.