USNS Indomitable

USNS Indomitable
History
United States
NameUSNS Indomitable
NamesakeIndomitable: Incapable of being subdued, overcome, or vanquished
OperatorMilitary Sealift Command
BuilderTacoma Boatbuilding Company, Tacoma, Washington
Laid down26 January 1985
Launched16 July 1985
Acquired26 November 1985 (delivered to U.S. Navy)
In service1 December 1985
Out of service2 December 2002
Stricken2 December 2002
IdentificationHull number: T-AGOS-7
FateTransferred to National Oceanic and Atmospheric Administration 9 December 2002
NOAAS McArthur II
United States
NameNOAAS McArthur II
NamesakeWilliam Pope McArthur
BuilderTacoma Boatbuilding Company, Tacoma, Washington
Acquired9 December 2002 (from U.S. Navy)
Commissioned20 May 2003
Decommissioned18 June 2014
HomeportSeattle, Washington
Identification
Nickname(s)"Big Mac"[1]
StatusInactive in NOAA Pacific Fleet
General characteristics (as U.S. Navy ocean surveillance ship)
Class and typeStalwart-class ocean surveillance ship
Displacement
  • 1,565 long tons (1,590 t) (light)
  • 2,535 long tons (2,576 t) (full load)
Length224 ft (68 m)
Beam43 ft (13 m)
Draft15 ft (4.6 m)
Installed power1,600 hp (1,200 kW)
PropulsionDiesel-electric: Two General Electric 800 hp (600 kW) diesel engines, two shafts
Speed11 knots (20 km/h; 13 mph)
Complement33 (15 U.S. Navy personnel, 18 civilians)
General characteristics (as NOAA research ship)
Typeex-U.S. Navy Stalwart-class oceanographic research ship
Tonnage
Displacement
  • 1,650 long tons (1,680 t) (light)
  • 2,301 long tons (2,338 t) (full load)
Length224 ft (68 m)
Beam43 ft (13 m)
Draft15 ft (4.6 m)
Installed powerTwo General Electric diesel engines (2 × 800 hp (600 kW))
Propulsion
Speed10.5 to 11 knots (19.4 to 20.4 km/h; 12.1 to 12.7 mph) (sustained)[2]
Range8,000 nmi (15,000 km; 9,200 mi)
Endurance30 or 45 days[3]
Boats & landing
craft carried
One 24 ft (7.3 m) Zodiac rigid-hulled inflatable boat (RHIB); one 21 ft (6.4 m) Zodiac RHIB
ComplementEither 22 (5 officers, 4 licensed engineers, and 13 other crew) or 24 (4 officers, 3 licensed engineers, and 17 other crew)[4] plus up to either 15 scientists on domestic voyages or up to 14 scientists plus a Public Health Service during international voyages; or 21 (5 officers, 3 licensed engineers, and 13 other crew, plus 10 to 15 scientists[5]
Sensors and
processing systems
One Furuno X-band radar, one Furuno S-band radar, both for navigation and collision avoidance; two depth sounders; a Furino Automated Identification System; several Global Positioning System receivers; Sperry MK227 gyrocompass
Notes600 kilowatts electrical power; 250-kilowatt emergency generator

USNS Indomitable (T-AGOS-7) was a United States Navy Stalwart-class ocean surveillance ship in service from 1985 to 2002. From 2003 until 18 June 2014, she was in commission in the National Oceanic and Atmospheric Administration (NOAA) as the oceanographic research ship NOAAS McArthur II (R 330). As of 2018 it serves as a mother ship now named the Deep Submersible Support Vessel (DSSV) Pressure Drop for the crewed deep-ocean research submersible DSV Limiting Factor.

  1. ^ NOAA Ship McArthur II / R-330 Welcome aboard Packet - noaa.gov - Retrieved December 27, 2007
  2. ^ These two cruising speeds are on the same page of the ship's home page at NOAA Marine Operations NOAAS McArthur II General Specifications (at http://www.moc.noaa.gov/mt/specs/general.htm).
  3. ^ These two endurance figures are given on the same page of the ship's home page at NOAA Marine Operations NOAAS McArthur II General Specifications (at http://www.moc.noaa.gov/mt/specs/general.htm).
  4. ^ These complement numbers represent two contradictory sets of figures on the same page of the ship's home page at NOAA Marine Operations NOAAS McArthur II General Specifications (at http://www.moc.noaa.gov/mt/specs/general.htm).
  5. ^ Per Combat Fleets of the World 15th Edition, p. 1006.