KETTENBURG 40

KETTENBURG 40 insignia KETTENBURG 40 photo KETTENBURG 40 drawing

Sailboat Specifications


Hull Type:
Fin Keel
Rigging Type:
Masthead Sloop
LOA:
39.83 ft / 12.14 m
LWL:
27.33 ft / 8.33 m
S.A. (reported):
631.00 ft2 / 58.62 m2
Beam:
10.33 ft / 3.15 m
Draft (max):
5.33 ft / 1.62 m
Draft (min):
Displacement:
14,250 lb / 6,464 kg
Ballast:
5,000 lb / 2,268 kg
S.A./Disp.:
17.24
Bal./Disp.:
35.09
Disp./Len.:
311.64
Construction:
Mahogany planked on Oak
Ballast Type:
Lead
First Built:
1959
Last Built:
# Built:
40
Builder:
Kettenburg Marine (USA)
Designer:
Paul Kettenburg
Website:

Auxiliary Power/Water (orig. equip.)

Make:
Graymarine
Model:
Type:
Gas
HP:

Sailboat Calculations

S.A./Disp.:
17.24
Bal./Disp.:
35.09
Disp./Len.:
311.64
Comfort Ratio:
31.60

Rig and Sail Particulars

I:
43.00 ft / 13.11 m
J:
14.67 ft / 4.47 m
P:
37.00 ft / 11.28 m
E:
17.08 ft / 5.21 m
SPL/TPS:
ISP:
S.A. Fore:
315.41 ft2 / 29.30 m2
S.A. Main:
315.98 ft2 / 29.36 m2
S.A. Total (100% Fore + Main Triangles)
631.39 ft2 / 58.66 m2
S.A./Disp. (calc.):
17.25
Est. Forestay Len.:
45.43 ft / 13.85 m

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