PRECISION 18

PRECISION 18 photo PRECISION 18 drawing

Sailboat Specifications


Hull Type:
Keel/Cbrd.
Rigging Type:
Fractional Sloop
LOA:
17.42 ft / 5.31 m
LWL:
15.42 ft / 4.70 m
Beam:
7.42 ft / 2.26 m
S.A. (reported):
145.00 ft2 / 13.47 m2
Draft (max):
4.25 ft / 1.30 m
Draft (min):
1.50 ft / 0.46 m
Displacement:
1,100 lb / 499 kg
Ballast:
350 lb / 159 kg
S.A./Disp.:
21.81
Bal./Disp.:
31.82
Disp./Len.:
133.93
Construction:
FG
Ballast Type:
Lead
First Built:
1984
Last Built:
# Built:
500
Builder:
Precision Boat Works (USA)
Designer:
Jim Taylor
Website:

Sailboat Calculations

S.A./Disp.:
21.81
Bal./Disp.:
31.82
Disp./Len.:
133.93
Comfort Ratio:
7.35
Capsize Screening Formula:
2.88

Rig and Sail Particulars

I:
19.00 ft / 5.79 m
J:
5.50 ft / 1.68 m
P:
20.00 ft / 6.10 m
E:
8.25 ft / 2.51 m
SPL/TPS:
ISP:
S.A. Fore:
52.25 ft2 / 4.85 m2
S.A. Main:
82.50 ft2 / 7.66 m2
S.A. Total (100% Fore + Main Triangles)
134.75 ft2 / 12.52 m2
S.A./Disp. (calc.):
20.27
Est. Forestay Len.:
19.78 ft / 6.03 m
Mast Height from DWL:
27.00 ft / 8.23 m

Sailboat Links

Designers:


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