Sailboat Specifications
Hull Type:
Fin Keel
Rigging Type:
Masthead Sloop
LOA:
36.00 ft / 10.97 m
LWL:
28.33 ft / 8.63 m
Beam:
9.50 ft / 2.90 m
S.A. (reported):
584.00 ft2 / 54.26 m2
Draft (max):
5.50 ft / 1.68 m
Draft (min):
Displacement:
12,000 lb / 5,443 kg
Ballast:
S.A./Disp.:
17.89
Bal./Disp.:
0.00
Disp./Len.:
235.61
Construction:
Wood (strip planked)
Ballast Type:
First Built:
1953
Last Built:
# Built:
71
Builder:
C&J Boatshop (USA)/Taylor Boatworks (CAN)
Designer:
C. William Lapworth
Website:
Auxiliary Power/Tanks (orig. equip.)
Make:
Universal
Model:
Atomic 4
Type:
Gas
HP:
Sailboat Calculations
S.A./Disp.:
17.89
Bal./Disp.:
0.00
Disp./Len.:
235.61
Comfort Ratio:
30.18
Capsize Screening Formula:
1.66
Rig and Sail Particulars
I:
40.50 ft / 12.34 m
J:
13.50 ft / 4.11 m
P:
35.50 ft / 10.82 m
E:
17.50 ft / 5.33 m
SPL/TPS:
ISP:
S.A. Fore:
273.38 ft2 / 25.40 m2
S.A. Main:
310.63 ft2 / 28.86 m2
S.A. Total (100% Fore + Main Triangles)
584.00 ft2 / 54.26 m2
S.A./Disp. (calc.):
17.89
Est. Forestay Len.:
42.69 ft / 13.01 m
Sailboat Links
Notes
Before his association with Jensen Marine and the CAL boats, this was Bill Lapworth's most successful design, both in numbers and racing success.
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