Sonar Online Bro - Sonar Class Association

experience the excitement
SONAR
Designed for comfort and speed
here is it written that in
order to point high and go
W
fast, to surf and plane, to perform
well in light winds, you have to be
bruised, battered and racked with
pain? More than any other onedesign keelboat, Sonar combines
sparkling performance and highlevel one-design competition with
comfort and safety suitable for
family and friends. This 23-foot
internationally acclaimed onedesign has a contoured sit-in
cockpit that would suit a 35-foot
cruising boat. When the wind pipes
up you sit securely on a side decks
growing list of sailing clubs
worldwide. Rapid class growth,
ISAF Recognized status, and a
well-managed class organization
assure its longevity and value for
years to come.
“The Sonar may well be the
best boat I’ve ever designed.”
contoured for security and hiking
comfort. With a deep efficient keel
and rudder, Sonar is always on its
feet and under control.
Sonar has become the onedesign keelboat of choice for a
High sail area/displacement ratio
makes Sonar a brisk performer in
light winds (above), while ample
ballast and a stable hull form make
her easy to manage, even in heavy
breezes. Sonar is crew friendly, and
can be raced competitively with 3-5
crew in all conditions.
BRUCE KIRBY, designer of
Laser, championship
International 14 dinghies,
Ideal 18, San Juan 24 and 30,
Nightwind 35, Canada 1 and
Canada 2 America’s Cup
challengers and the Norwalk
Island Sharpie series.
fast facts:
Perhaps Sonar’s strongest feature
is a huge 11'6" (3.5m) self-bailing
cockpit which can seat eight with
legroom to spare. Angled seat backs
and coaming are designed for
comfort while heeled. Recessed
handholds offer extra security. Sail
controls are all cockpit led.
Sonar’s sailplan is
designed for
efficiency and
control.
Modern rig
controls allow
crew to
easily adjust
sail shape
to
changing
Performance: Sonar is wicked fast, yet easy to sail. She excels in light air but stays
stiff and rock solid in heavy weather.
Trailerability: 7'10" (2.4m) beam and 2,100 pounds (952kg) displacement make
Sonar easily trailerable. You’ll experience new waters, new friends, new events
wherever you want to travel.
Active Class: The International Sonar Class Association is strong and
active. Class newsletter ECHO keeps class members informed about
upcoming regattas, class activities, racing tips, boat improvements, and
regatta results.
International Recognition: Sonar was the Paralympic keelboat
in 1996, 2000 and will be in 2004. Sonar was used in the US Women’s
Championship (Adams Cup), US Junior Championship (Sears Cup), US
Men’s Match Race Championship (Prince of Wales), Women’s Keelboat
World Championship, Women’s Match Race World Championship,
Disabled Keelboat World Championship, Cowes Week (four years
running) and Cowes Youth Week to name a few. Sonar received ISAF
Recognized status in 2000 and is manufactured in North America and Europe.
SPECIFICATIONS
Length Overall . . . . . . . . . . . . 23'0" (7.0 m)
Length Waterline . . . . . . . . . 19'11" (6.1 m)
Draft. . . . . . . . . . . . . . . . . . . . 3'11" (1.2 m)
Beam . . . . . . . . . . . . . . . . . . . 7'10" (2.4 m)
Displacement. . . . . . . . . 2,100 lb. (952.5 kg)
Ballast (lead keel). . . . . . . 900 lb. (408.2 kg)
Sail Area (main/jib) . . . . 250 sq. ft. (23.2 m2)
Spinnaker Area . . . . . . . 245 sq. ft. (22.8 m2)
KEY FEATURES
Hull: Hand laid woven fiberglass with
coremat coring for added strength and
impact resistance. Every boat is carefully
crafted to meet strict one-design rules.
White gelcoat finish is standard; custom hull
gelcoat colors are optional.
Deck: Fabricated as a one-piece insert.
Lockable cuddy with hatch boards. Extruded
aluminum toerail bolted thru the deck and
hull flange for strength and longevity.
Cockpit: 11'6" (3.5m) self-bailing cockpit
for safety with full length seats, angled
seatbacks for maximum comfort. Includes
three seat storage lockers.
Generous keel and deep spade
rudder provide excellent lateral
stability and control. Sonar can
easily turn in her own length.
Keel/hull joint is designed to
minimize damage in an accidental
grounding.
Keel: 900 pounds (408kg) of cast lead,
deep fin design. Narrow, with advanced foil
shape for superior windward performance.
Faired and polished for optimum
performance.
Rudder: High aspect ratio and very deep
3'7" (1.1m) balanced design provides
excellent control and maneuverability, even
under spinnaker in strong winds. Inboard
location for protection and to retain the
same light feel at all angles of heel.
Laminated curved tiller.
Rigging: 75% fractional rig is responsive,
makes handling easier. Tapered and
anodized aluminum mast. Elliptical mast
section is keel stepped. Swept, foil shaped
spreaders, adjustable backstay and
moveable mast blocking at the partners
permit fine tuning. Adjustable mainsheet
traveler located amidships for easy access.
Running rigging is modern high-tensile
Dacron fiber.
Sails: Dacron mainsail and 100% Dacron
jib. Standard Cunningham, outhaul, traveler,
jib halyard tension control and jib leads
provide complete sail shaping ability.
Spinnaker with tapered racing spinnaker
pole is also standard.
Hardware: Boat is shipped “race ready,”
equipped with top quality marine hardware
—Harken, Ronstan, etc. Deck and cockpit
fittings are mounted with stainless steel
fasteners.
Trailer: Optional trailer with brakes, custom
designed for the Sonar, is available.
CLASS ASSOCIATION
International Sonar Class Association
43 Cottage Farm Rd., Brookline MA 02446
USA 617-738-6222 sshel738@aol.com
www.sonar.org
DEALERS
Shumway Marine
70 Pattonwood Dr., Rochester, NY 14617
USA
(800) 433-2518
info@shumwaymarine.com
www.shumwaymarine.com
Sonar Yachts, Ltd.
57 A High St., Cowes, Isle of Wight P0317RR UK
+44-1983-295826
sonaryachts@ntlworld.com