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ALPA 42
Alpa A42 drawing on sailboatdata.com
Hyde Sails Direct

Hull Type:  Fin with rudder on skeg Rig Type:  Staysail Ketch
LOA:  39.37' / 12.00m LWL:  37.57' / 11.45m
Beam:  11.25' / 3.43m Listed SA:  764 ft2 / 70.98 m2
Draft (max.)  6.07' / 1.85m Draft (min.)  
Displacement:  26455 lbs./ 12000 kgs. Ballast:  9920 lbs. / 4500 kgs.
Sail Area/Disp.1:  13.82 Bal./Disp.:  37.50% Disp./Len.:  222.71
Designer:  Sparkman & Stephens
Builder:  Alpa (ITA)
Construction:  FG Bal. type:  
First Built:  1973 Last Built:   # Built:  8
AUXILIARY POWER (orig. equip.)
Make:  Diesel Model:  Perkins
Type:   HP:  
TANKS
Water:  106 gals. / 401 ltrs. Fuel:  53 gals. / 201 ltrs.
RIG AND SAIL PARTICULARS  KEY
I(IG):  48.25' / 14.71m J:  14.50' / 4.42m
P:  42.86' / 13.06m E:  13.75' / 4.19m
PY:  26.75' / 8.15m EY:  9.00' / 2.74m
ISP:   SPL/TPS:  
SA(Fore.):  349.81 ft2 / 32.50 m2 SA(Main):  294.66 ft2 / 27.37 m2
Sail Area (100% fore+main triangles):   764.85 ft2 / 71.05 m2
Sail Area/Disp.2:  13.84 Est. Forestay Length.:  50.38' / 15.36m
BUILDERS (past & present)
More about & boats built by:   Alpa Yachts (ITA)
DESIGNER
More about & boats designed by:    Sparkman & Stephens
NOTES
From the same hull mold used to built the ALPA 12.7 (1969).
The tooling was later purchased by the Zuanelli yard where, with a few modifications, it became the Zuanelli 42.
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