SOUTHERLY 580
Solent • Swing keel w/dual rudders • Built 2025
Dimensions
- LOA
- 58.17 ft
- LWL
- 51.67 ft
- Beam
- 17.09 ft
- Max Draft
- 10.5 ft
- Min Draft
- 3.61 ft
- Displacement
- 52,911 lbs
- Ballast
- 18,409 lbs
Performance Ratios
- Capsize Ratio ⓘ
- 1.82 (offshore safe)
- SA/D Ratio ⓘ
- 24.0
- D/L Ratio ⓘ
- 171
- Ballast Ratio ⓘ
- 34.8%
Sail Plan
- Sail Area
- 2109.73 sq ft
Construction
- Hull Type
- Swing keel w/dual rudders
- Rig Type
- Solent
- Hull Material
- GRP
- Ballast Type
- —
Production
- First Built
- 2025
- Last Built
- —
- Number Built
- —
Engine & Accommodations
- Power
- 140 hp
- Engine Type
- Diesel
- Water
- 106 gal
- Fuel
- 368 gal
- Mast Height
- 84.97 ft
Notes:
Based on the Southerly 57 designed by Ed DuBois
Ballast weight: 5,000 kg / 11,023 lbs
Keel weight: 3,350 kg / 7,385 lbs
Total Ballast: 8,350 kg / 18,408 lbs
Sail area:
-Main: 92 m² / 990 ft²
-Self-tacking jib: 59 m² / 635 ft²
-Furling genoa (140%): 104 m² / 1,119 ft²
Designer
- Ed Dubois (1953–2016)
Builder
- Southerly Yachts (UK) (2023)