Engineering:Kirby 23

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Short description: Sailboat class

Kirby 23
Kirby 23 Sailboat.png
Development
DesignerBruce Kirby
LocationCanada
Year1985
No. built6
Builder(s)Ross Marine
RoleRacer-Cruiser
Boat
Boat weight2,400 lb (1,089 kg)
Draft3.92 ft (1.19 m)
Hull
Typemonohull
Constructionfibreglass
LOA23.00 ft (7.01 m)
LWL18.80 ft (5.73 m)
Beam7.75 ft (2.36 m)
Engine typeoutboard motor
Hull appendages
Keel/board typefin keel
Ballast900 lb (408 kg)
Rudder(s)spade-type rudder
Rig
Rig typeBermuda rig
I (foretriangle height)25.75 ft (7.85 m)
J (foretriangle base)8.67 ft (2.64 m)
P (mainsail luff)28.00 ft (8.53 m)
E (mainsail foot)11.50 ft (3.51 m)
Sails
Sailplanfractional rigged sloop
Mainsail area161.00 sq ft (14.957 m2)
Jib/genoa area111.63 sq ft (10.371 m2)
Total sail area272.63 sq ft (25.328 m2)
← Sonar

The Kirby 23 is a sailboat that was designed by Canadian Bruce Kirby as a racer-cruiser and first built in 1985.[1][2][3]

The Kirby 23 is a development of the Sonar, with a cabin modified for cruising use. It is very similar to the Blazer 23.[1][3][4]

Production

The design was built by Ross Marine starting in 1985, with six boats completed, but it is now out of production.[1][3]

Design

The Kirby 23 is a recreational keelboat, built predominantly of fibreglass. It has a fractional sloop rig, a raked stem, a reverse transom, an internally mounted spade-type rudder controlled by a tiller and a fixed fin keel. It displaces 2,400 lb (1,089 kg) and carries 900 lb (408 kg) of ballast.[1][3]

The boat has a draft of 3.92 ft (1.19 m) with the standard keel and is normally fitted with a small outboard motor for docking and manoeuvring.[1][3]

The design has a hull speed of 5.81 kn (10.76 km/h).[3]

See also

Related development

References

  1. 1.0 1.1 1.2 1.3 1.4 McArthur, Bruce (2020). "Kirby 23 sailboat". sailboatdata.com. https://sailboatdata.com/sailboat/kirby-23. 
  2. McArthur, Bruce (2020). "Bruce Kirby". sailboatdata.com. https://sailboatdata.com/designer/kirby-bruce. 
  3. 3.0 3.1 3.2 3.3 3.4 3.5 Sea Time Tech, LLC (2022). "Kirby 23". sailboat.guide. https://sailboat.guide/kirby-23. 
  4. McArthur, Bruce (2020). "Blazer 23 (Kirby) sailboat". sailboatdata.com. https://sailboatdata.com/sailboat/blazer-23-kirby. 

External links