Line Drawing by Bob Hitz   

Design

• Designer: Harco Engineering
• Builder: Christy Corporation, Sturgeon Bay, WI
• Launched: December 19, 1964
• Delivered: November 5, 1965
• Commissioned: January 8, 1966
• Hull Number: R 444
• Call Letters: WTDK
• Home Port: San Diego, CA

• Length (LOA): 52.1 m (171 ft)
• Breadth (moulded): 11.2 m (36.6 ft.)
• Draft, Maximum: 3.8 m (12.5 ft.)
• Maximum Height Above Water: 22.9m (75 ft.)
• Hull: Welded steel
• Displacement: 993 tons
• Gross Tonnage: 873
• Net Tonnage: 262
• Deck Heights (above water):
  • Main Deck: 2.1m (7 ft.)
  • 01 Level: 4.6m (15 ft.)
  • 02 Level: 6.7m (22 ft.)
  • 03 Level: 9.1m (30 ft.)

Speed & Endurance

• Cruising Speed: 10 knots
• Maximum Speed: 12 knots
• Range: 7,500 nmi
• Endurance: 30 days
• Endurance Constraint: Stability

Food Service Seating Capacity

• Mess Seating: 25

Berthing Capacity

• Single Staterooms: 5
• Double Staterooms: 14
• Total Bunks: 33

Medical Facilities

• Emergency and first aid services are administered aboard the vessel by the Medical Officer, a certified Emergency Medical Technician (EMT), and assisted by two certified EMT crew members. On cruises of long duration in remote locations, a U.S. Public Health Service medical officer may be onboard. Limited quantities of emergency medical supplies are carried aboard.

Complement

• Commissioned Officers: 5
• Licensed Engineers: 3
• Crew: 11
• Scientists: 14* (13 w/ USPHS embarked)

Special Features

• Bow Observation Chamber
• Flying Bridge Observation Station
  Station includes canopy, GPS and bridge communications
• Deck space for two portable lab containers

Deck and Profile Drawings

• Inboard Profile (42k)
• Deck Plan 03 Level (17k)
• Deck Plan 02 Level (32k)
• Deck Plan 01 Level (33k)
• Deck Plan Main Deck (46k)
• Deck Plan First Platform (35k)
• Deck Plan Hold Deck (28k)