Seaway 25
Type of sailboat
title: "Seaway 25" type: doc version: 1 created: 2026-02-28 author: "Wikipedia contributors" status: active scope: public tags: ["sailing-yachts", "1970s-sailboat-type-designs", "classes-of-world-sailing", "sailboat-type-designs-by-doug-peterson"] description: "Type of sailboat" topic_path: "general/sailing-yachts" source: "https://en.wikipedia.org/wiki/Seaway_25" license: "CC BY-SA 4.0" wikipedia_page_id: 0 wikipedia_revision_id: 0
::summary Type of sailboat ::
The Seaway 25 was designed by Doug Peterson of USA fame for Tom Stevenson in 1978 after Tom won the World half Ton championship in one of Doug's designs. The yacht was designed to sail well on the short sharp chop of Port Phillip Bay Melbourne Australia. Intended to rate as a quarter ton Trailer yacht under IOR and Junior Offshore Group racing both for Harbour and Inshore Yacht racing.
Specifications
::data[format=table]
| LOA Length | Length waterline | Beam Width | Draft Board down | Draft Board up | Displacement | Ballast | Tow Mass | Rigging | Mast | Sails | Spinnaker |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 25 ft 10 in (7.87 m) | |||||||||||
| 21 ft 2 in ( 6.45 m) | |||||||||||
| 8 ft 1.5 in ( 2.49 m) | |||||||||||
| 5 ft 0 in ( 1.52 m) | |||||||||||
| 1 ft 1 in (0.33 m) | |||||||||||
| 2800 lb ( 1270 kg) light | |||||||||||
| 1300 lb ( 590 kg) | |||||||||||
| 2800 lb (1270 kg)+ trailer + gear | |||||||||||
| 3/4 Fractional rig sloop | |||||||||||
| 30 ft 0 in (9.55 m) (Etchel) | single, backswept spreader | ||||||||||
| Main | 135 ft² ( 13.8m²) | ||||||||||
| **Jib | 108 ft² ( 10.9 m²) | ||||||||||
| #1 Genoa (150%) | 162 ft² ( 16 m²) | ||||||||||
| #2 Genoa ( %) | ft² ( m²) | ||||||||||
| #3 Genoa (75%) | 82 ft² (8.32 m²) | ||||||||||
| 345 ft² ( 35 m²) | |||||||||||
| :: |
I = 25.5 ft (8.12 m)
J = 8.5 ft (2.7 m)
P = 27 ft (8.6 m)
E = 10 ft (3.18 m)
Sailing details
Handicaps
- PHRF = ,
- Portsmouth = ,
- IRC = ,
- IOR = 18.0 ft, (Quarter ton),
Class based Handicaps,
- CBH (Aust.) = 0.725,
- Other = ,
Sailing Characteristics; Well balanced helm in all conditions. Safe boat in rough seas and excelled in light ghosting conditions. Stern is narrower than more recent boats and has better than normal windward performance but will plane in moderate seas.
References
- Magazine "Trailer Sailing" 1985, No 3, page 83, Publisher Michael Hannan
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