WHITING 1/4 TON (MAGIC BUS)

WHITING 1/4 TON (MAGIC BUS)

Beta Marine

Beta Marine

Sailboat Specifications

Definitions
Hull Type: Fin w/spade rudder
Rigging Type: Fractional Sloop
LOA: 7.80 m
LWL: 6.00 m
S.A. (reported): 22.95 m²
Beam: 2.78 m
Displacement: 1,030 kg
Ballast: 363 kg
Max Draft: 1.47 m
Construction: FG/ply
Ballast Type: Lead
First Built: 1977
Builder: Whiting Yachts (NZ)
Designer: Paul Whiting

Sailboat Calculations

Definitions
S.A. / Displ.: 22.93
Bal. / Displ.: 35.23
Disp: / Len: 133.01
Comfort Ratio: 8.61
Capsize Screening Formula: 2.78
S#: 4.53
Hull Speed: 5.94 kn
Pounds/Inch Immersion: 641.31 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Rig and Sail Particulars

HELP
I: 6.40 m
J: 2.40 m
P: 9.17 m
E: 3.40 m
S.A. Fore: 7.68 m²
S.A. Main: 15.59 m²
S.A. Total (100% Fore + Main Triangles): 23.27 m²
S.A./Displ. (calc.): 23.25
Est. Forestay Length: 6.84 m
Mast Height from DWL: 11.20 m

Sailboat Links

Designers: Paul Whiting
Associations: Quarter Ton Class
Download Boat Record:

Notes

Production version of 1976 Int. 1/4 ton cup winner,'Magic Bus' (Corpus Christie, TX USA). Available in cruising and racing versions.
Photo is of 'Magic Bus'.