IRVSI Header Logo

Vessel Data and Contact Information for the

Last Updated - 4/27/2005
Main Activities
Capacities & Workspaces
Range, Speed, Endurance
DP Equipment
CTD Specs
Coring Specs
Underwater Vehicles
Diving Capabilities
Engineering Design
Navigation & Communications
Acoustics & Profiling
Winches, Gantries & Cranes
Country: UK

NODC Code:

    Call Sign: GURN
Owner: Ministry of Defence (MoD)
Operator: MoD, Royal Maritime Auxiliary Service
Contact: Richard Craig, General Manager
Address: RMAS HQ, H.M. Mooring Depot
Fort Road, Pembroke Dock, Pembrokeshire
England, UK SA72 6TB
Telephone: 044 (0) 1646 683235 Ext. 228
Year Built: 1976
Ship URL: Link to Ship Home Page

Ship Schedule URL:


Back to Top

Main Dimensions

  Length OA: 98.6  m
  Breadth: 16  m
  Freeboard to working deck: 3.4  m
  Max. draft: 5.4  m

Back to Top

Main Vessel Activity

  Main Activity: Fleet Trials, Meteorolgical observation
  Operating Area: Worldwide
  Navy Grids Supported:

Back to Top

Capacities and Working Spaces

  Gross tonnage: 2779  GRT
  Dry cargo holds: Unknown
  Fuel: Unknown
  Wet Labs Area: 18  m2
  Dry Lab Area: 71  m2
  Fresh Water
 Storage Capacity:
  Fresh Water Generator Capacity: Unknown
  Scientific Clean Water Generation: Unknown
  Free Working Deck Area: Unknown
  Space for container lab: Foredeck, upper hold, afterdeck  m
  Radioactive Isotope Work Areas: Unknown

Back to Top

Range, Speed and Endurance

  Range: Unknown
  Cruising Speed: 10  kts.
  Max. Speed: 12.5  kts.
  Endurance: 22  days

Back to Top


  Officers: 10
  Other crew: 17
  Scientists: 12
  Air Conditioned:

Back to Top

Data Processing Equipment:

  Computers: Unknown
  Printing/Plotting: Unknown

Back to Top

CTD Specifications:

  CTD Aboard: Unknown
  CTD Type: Unknown
  CTD Tow able: Unknown
  CTD Oxygen Sensing: Unknown
  CTD Transmissivity: Unknown
  CTD Fluormeter: Unknown
  CTD Rosette: Unknown

Back to Top

Coring Specifications:

  Coring Capabilities Aboard: Unknown
  Grab Sampler: Unknown
  Box Corer: Unknown
  Gravity Corer: Unknown
  Piston Corer: Unknown
  Multi Corer: Unknown

Back to Top

Underwater Vehicle Capabilities:

  Underwater Vehicle Support: Unknown
  ROVs: Unknown
  AUVs: Unknown
  Submersibles: Unknown

Back to Top

Diving Support:

  Diving Capabilities: Unknown

Back to Top

Engineering Design Particulars


Ice Breaking Ability:


Hull Materials:

  Dynamic Positioning Ability: Unknown
  Engines: Main engine(s): number:  3   make:  Ruston RK215, GEC Diesel Electric Drive Kort nozzl
Power (BHP) each engine:  4350 BHP
Propeller Diameter:  Unknown
  m Max. RPM:   Unknown
Total power auxiliary diesels:  Unknown
  Electrical Systems:  


 Voltages: 440/240/200/115 VAC
     kVA: 250/50/25/10/5/8/
    Phases: 60/400



Stabilized System:  Unknown  VAC  Unknown  AMPs   Unknown  Hz



  24 VDC   Volts with  Unknown  Volts Max


Fixed Equipment

Back to Top

Navigation and Communication:

  Navigational Equipment: Autopilot, Speed log, Radar, weatherfax
  Communications Equipment: GMDSS, Area A3, 3s/GO, Lifeguard, Warden 4C
  Satellite Communications Equipment: Inmarsat,
  GPS: Unknown

Back to Top

Acoustics and Profiling:

  Echosounders: Unknown
  Sonar Type: Sonar 2008 Underwater Telephone
  Sea Surface Mapping System: Unknown
  Side Scanning: Unknown
  Multibeam: Unknown
  Acoustic Doppler Current Profiler: Unknown
  Silent Ship Operations: Unknown

Back to Top


  Winches: Unknown  
    Steel Wire Length: Unknown  safe working load:  Unknown
    Conducting Cable Length:  Unknown , safe working load:  Unknown
    Trawl winch length:  Unknown , safe working load:  Unknown
    Other Winches:
      Length:  Unknown , safe working load:  Unknown
  Gantry: Position: Unknown

Clearance above deck:  Unknown , and outboard extension:  Unknown


Safe working load at maximum reach:  Unknown

  Crane: Position: Fore Deck, Quarter Deck Starboard (1.4 tonnes at 11.85 m)

Clearance above deck:  Unknown  and outboard extension:  20  m


Safe working load at maximum reach:  Unknown

  Other:   Unknown

Back to Top

Vessel Construction and Maintenance Supervision

  Construction Supervised by: Scotts Ship Building Ltd., Greenock, Scotland, UK
  Classification Society: Unknown
  Others, Specify: Unknown
OCEANIC - Ships Schedules & Information Pages
University of Delaware, College of Earth, Ocean, and Environment
Lewes, Delaware  19958
Phone:  (302) 645-4225