X-21(NORTON) FR

X-21(NORTON) FR
X-21(NORTON) FR

Beta Marine

Beta Marine

Sailboat Specifications

Definitions
Hull Type: Fin w/spade rudder
Rigging Type: Fractional Sloop
LOA: 6.40 m
LWL: 5.33 m
S.A. (reported): 19.23 m²
Beam: 1.98 m
Displacement: 1,089 kg
Ballast: 544 kg
Max Draft: 1.22 m
Construction: FG
First Built: 1979
Builder: Perkins Boat Co. (USA)
Designer: Tom Norton

Sailboat Calculations

Definitions
S.A. / Displ.: 18.52
Bal. / Displ.: 50.00
Disp: / Len: 199.92
Comfort Ratio: 16.51
Capsize Screening Formula: 1.94
S#: 2.88
Hull Speed: 5.61 kn
Pounds/Inch Immersion: 406.44 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Rig and Sail Particulars

HELP
I: 7.62 m
J: 2.35 m
P: 7.92 m
E: 2.59 m
S.A. Fore: 8.94 m²
S.A. Main: 10.27 m²
S.A. Total (100% Fore + Main Triangles): 19.21 m²
S.A./Displ. (calc.): 18.50
Est. Forestay Length: 7.97 m

Sailboat Links

Designers: Tom Norton
Related Sailboats: X-21(NORTON) MH
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