SONAR

SONAR photo SONAR drawing

Sailboat Specifications


Hull Type:
Fin w/spade rudder
Rigging Type:
Fractional Sloop
LOA:
23.00 ft / 7.01 m
LWL:
19.92 ft / 6.07 m
S.A. (reported):
265.00 ft2 / 24.62 m2
Beam:
7.83 ft / 2.39 m
Draft (max):
3.92 ft / 1.19 m
Draft (min):
Displacement:
2,100 lb / 953 kg
Ballast:
930 lb / 422 kg
S.A./Disp.:
25.92
Bal./Disp.:
44.29
Disp./Len.:
118.61
Construction:
FG
Ballast Type:
Lead
First Built:
1980
Last Built:
# Built:
850
Builder:
Shumway Marine (USA) Sonar Yachts Ltd. (UK)
Designer:
Bruce Kirby
Website:

Sailboat Calculations

S.A./Disp.:
25.92
Bal./Disp.:
44.29
Disp./Len.:
118.61
Comfort Ratio:
10.04

Rig and Sail Particulars

I:
25.00 ft / 7.62 m
J:
8.90 ft / 2.71 m
P:
27.50 ft / 8.38 m
E:
11.20 ft / 3.41 m
SPL/TPS:
ISP:
S.A. Fore:
111.25 ft2 / 10.34 m2
S.A. Main:
154.00 ft2 / 14.31 m2
S.A. Total (100% Fore + Main Triangles)
265.25 ft2 / 24.64 m2
S.A./Disp. (calc.):
25.94
Est. Forestay Len.:
26.54 ft / 8.09 m

Sailboat Links

Notes

Commissioned by members of Noroton YC of Darien CT USA and first built by Seidelmann Yachts. Most recent builder is Rondar Raceboats.



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