Offshore Yachts 39 (Tanton)
Cat Ketch (unstayed) · Fin (shoal draft) · First built 1983
An unstayed cat ketch designed by Yves-Marie Tanton, featuring a shoal-draft fin keel for versatile cruising
Designed by Tanton & Yves-Marie Tanton.
Is it for you?
Character
Where this design lands on the numbers a shopper trusts — read straight from her own ratios.
Light and lively — happiest day-sailing and coastal-hopping in settled weather.
The record
Full specifications
The complete reference set — tap any figure to switch between metric and imperial.
Boats like this, on the water
Nobody has filmed this one — but these are close.
Comparable boats the fleet has actually sailed on camera: same type, within a quarter of her length. Open the boat, or watch the video.
How I use sailing instruments and data while course routing and real-time passagemaking (Jan 2026)
TEST: JPK 1050
The family
Related models
The designs closest to hers — usually the rest of the builder's range, sometimes the same hull sold under another name.
The newsletter
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