Tri Supernova Sailboat Review, Specs, and Listings

Mark Giles·1996
Approximate drawing

Hover a measurement to read its value

Hull Type
Monohull · daggerboard
Rig
Cat Rig
LOA
14.4' · 4.39 m
Disp.
138 lbs · 63 kg
First year
1996

The Hartley Supernova is a high-performance single-handed racing dinghy renowned for its responsive yet stable nature, making it a popular choice for sailors on both inland waters and the sea. First launched in 1996, this strict one-design vessel holds a special place within Hartley Boats, whose founders, Richard and Mark Hartley, were driven by a passion to prevent beloved dinghy classes from fading. As a builder, Hartley Boats has cemented its reputation for delivering well-built, high-performance dinghies, ensuring the Supernova continues to thrive in the competitive racing scene.

Measurements

Dimensions 01

Length Overall
14.4 ft
Length on deck
Waterline Length
Beam
4.86 ft
Draft
3.28 ft
Maximum Headroom
Air Draft
5 ft

Construction & hull 02

Construction
Fiberglass
Hull Type
Monohull
Keel Type
Daggerboard
Rudder
1× —
Ballast
Displacement
138 lbs
Water Capacity
Fuel Capacity

Rig & sails 03

Rigging Type
Cat Rig
Mainsail luff
Mainsail foot
Foretriangle height
Foretriangle base
Forestay Length (estimated)
Sail Area
86 sqft

Calculations 04

Sail Area to Displacement Ratio
51.53
Ballast to Displacement Ratio
Displacement to Length Ratio
Comfort Ratio
Capsize Screening Ratio
3.76
Hull Speed