ALPA A9

ALPA A9 photo ALPA A9 drawing

Sailboat Specifications


Hull Type:
Rigging Type:
LOA:
29.82 ft / 9.09 m
LWL:
21.98 ft / 6.70 m
S.A. (reported):
354.00 ft2 / 32.89 m2
Beam:
8.86 ft / 2.70 m
Draft (max):
5.25 ft / 1.60 m
Draft (min):
Displacement:
8,598 lb / 3,900 kg
Ballast:
3,638 lb / 1,650 kg
S.A./Disp.:
13.54
Bal./Disp.:
42.31
Disp./Len.:
361.47
Construction:
FG
Ballast Type:
First Built:
1967
Last Built:
1970
# Built:
Builder:
Alpa (ITA)
Designer:
Illingworth & Associates
Website:

Auxiliary Power/Water (orig. equip.)

Make:
Farymann
Model:
Type:
Diesel
HP:
20

Sailboat Calculations

S.A./Disp.:
13.54
Bal./Disp.:
42.31
Disp./Len.:
361.47
Comfort Ratio:
29.87

Rig and Sail Particulars

I:
36.02 ft / 10.98 m
J:
10.00 ft / 3.05 m
P:
31.10 ft / 9.48 m
E:
11.15 ft / 3.40 m
SPL/TPS:
ISP:
S.A. Fore:
180.10 ft2 / 16.73 m2
S.A. Main:
173.38 ft2 / 16.11 m2
S.A. Total (100% Fore + Main Triangles)
353.48 ft2 / 32.84 m2
S.A./Disp. (calc.):
13.52
Est. Forestay Len.:
37.38 ft / 11.39 m

Sailboat Links

Designers:
Builders:

Notes

Dimensions from original builders brochure.



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