RV Callista

RV Callista is a research vessel belonging to the University of Southampton's School of Ocean and Earth Science, based at the National Oceanography Centre, Southampton. Callista is a 19.75-metre (64 ft 10 in) catamaran designed and equipped for a range of coastal and shelf research.

History
Owner	School of Ocean and Earth Science University of Southampton
Port of registry	Southampton
Builder	Tyovene Oy, Finland
Cost	£1,000,000
In service	2005
Identification	MMSI number: 235028893
Status	In service
General characteristics
Type	Research vessel
Tonnage	50 GT
Length	19.75 m (64 ft 10 in)
Beam	7.40 m (24 ft 3 in)
Draught	1.80 m (5 ft 11 in)
Installed power	2 x Scania D12 diesels
Propulsion	Twin propellers
Speed	14 kn (26 km/h; 16 mph)
Capacity	Max 36 passengers
Crew	3/4

Callista's main function is to provide seatime for students on courses run by the university and the NOCS. In addition she is available for hire to commercial customers for up to six weeks a year.^[1]

Facilities

The vessel is fitted with a 4 t (4.4 tons) A frame and associated winch, a 1.3 t (1.4 tons) crane, a moonpool and facilities for diving operations. She carries a variety of sensors as standard and is equipped with both wet and dry laboratories.^[2] Propulsion is by twin Scania D12 diesel engines giving a service speed of 10 kn (19 km/h; 12 mph) and a maximum speed of 14 kn (26 km/h; 16 mph). She is also fitted with bow thrusters for enhanced manouvrability.^[1]