QUARTER TON CLASS

Masthead Sloop • Fin w/spade rudder • Built 1967

Dimensions

LOA: 23 ft
LWL: 18 ft
Beam: 8.5 ft
Max Draft: 4.5 ft
Displacement: 3,000 lbs
Ballast: 1,200 lbs

Performance Ratios

Capsize Ratio ⓘ: 2.36 (use caution offshore)
SA/D Ratio ⓘ: 20.8
D/L Ratio ⓘ: 230
Ballast Ratio ⓘ: 40.0%

Sail Plan

Sail Area: 270 sq ft

Construction

Hull Type: Fin w/spade rudder
Rig Type: Masthead Sloop
Hull Material: FG
Ballast Type: —

Production

First Built: 1967
Last Built: —
Number Built: —

Notes: Dimensions only approximate since this a development class.\nRecent history for 'level rating' competition:\n \n1967-1970 RORC <15.0'\n1971-1978 IOR <18.0'\n1979-1996 IOR <18.55'\nBeginning in 2005, new class in the UK, NED (and elsewhere) under IRC.