SWAN 51 Loa:   15.62 m Lwl:   12.92 m Beam:   4.49 m Draught:   2.7 m Displacement:   19000 kg Ballast:   7500 kg Water:   700 ltr Fuel:   260 ltr Engine:   Perkins 73 hp Displacement Rig and sail dimensions I:   21.18 m J:   6.36 m P:   19.12 m E:   5.50 m Sail areas Fore triangle:   67.4 m2 Main Sail:   52.6 m2 Genoa 150%:   101.1 m2 Spinnaker:   242 m2 Classification Notes Centerboard keel 1.8/3.0 m