| Development | |
|---|---|
| Designer | Clark Mills |
| Location | United States |
| Year | 2008 |
| Builder | Com-Pac Yachts |
| Role | day sailer |
| Name | Com-Pac Sunday Cat |
| Boat | |
| Displacement | 1,500 lb (680 kg) |
| Draft | 4.5 ft (1.4 m) |
| Hull | |
| Type | Monohull |
| Construction | Fiberglass |
| LOA | 17.33 ft (5.28 m) |
| LWL | 15.00 ft (4.57 m) |
| Beam | 7.40 ft (2.26 m) |
| Engine type | Outboard motor |
| Hull appendages | |
| Keel/board type | centerboard |
| Ballast | 300 lb (136 kg) |
| Rudder | transom-mountedrudder |
| Rig | |
| Rig type | Catboat |
| Sails | |
| Sailplan | Cat rig |
| Mainsail area | 150 sq ft (14 m2) |
| Total sail area | 150 sq ft (14 m2) |
TheCom-Pac Sunday Cat is an Americantrailerablesailboat that was designed byClark Mills, who had previously designed theOptimist.[1][2]
The Sunday Cat is a development of theCom-Pac Sun Cat. The Sun Cat comes in both cabin and openday sailer models. The Sunday Cat retains the large cockpit of the day sailer, but employs a smallcuddy cabin that can accommodate a portablehead.[1][3]
The design has been built byCom-Pac Yachts in theUnited States starting in about 2008 and remained in production in 2019.[2]


The Sunday Cat is a recreationalkeelboat, built predominantly offiberglass. It has acat rig with a singlegaff-rigged sail, aplumb stem, a nearly verticaltransom, a transom-hungrudder controlled by a woodentiller and a stubkeel, with a retractablestainless steel 80 lb (36 kg)centerboard. It displaces 1,500 lb (680 kg) and carries 300 lb (136 kg) of fixed ballast.[3]
The boat has a draft of 4.5 ft (1.4 m) with the centreboard extended and 1.17 ft (0.36 m) with it retracted, allowingbeaching or ground transportation on atrailer.[3]
The boat is normally fitted with a smalloutboard motor for docking and maneuvering. The cuddy cabin has two small portlights.[1]
The mast, boom and gaff are designed for quick raising and lowering, while on the trailer or while afloat. All spars remain attached and lower onto a transom-mounted boom gallows. The mast has a steel hinge, secured by a pin.[1]
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