SWAN 57 Lwl:   13.96 m Beam:   4.83 m Draught:   2.8 m Displacement:   22500 kg Ballast:   8600 kg Water:   1000 ltr Fuel:   570 ltr Engine:   Perkins 73 hp Loa (Ketch):   17.50 (18.30) m Displacement Rig and sail dimensions I:   21.33/21.95 m J:   7.16/7.16 m P:   19.16/19.77 m E:   5.18/5.79 m PY:   12.40 m EY:   3.35 m Sail areas Fore triangle:   76.4/ 78.6 m2 Main Sail:   49.6/57.2 m2 Genoa 150%:   114.6/117.9 m2 Spinnaker:   275/283 m2 Mizzen:   20.8 m2 Mizzen staysail:   50.2 m2 Classification Notes centerboard keel 1.95/3.1 m