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R/V Neil Armstrong Specifications

Displacement 3,204 long tons (LT)
Length Overall (LOA): 238 ft.
Waterline (LWL): 230 ft.
Beam 50 ft.
Draft 15 ft.
Speed 12 kts. (sustained)
Installed power
4176 kW (total)
Range 11,500 nm
Endurance 40 days
Towing 10,000 lbs. at 6 kts.
25,000 lbs. at 4 kts.
Working deck area    
Aft of deckhouse: 1,873 sq. ft.
Total stern: 2,557 sq. ft.
Starboard side: 80 sq. ft.
Laboratory area Main lab: 1,023 sq. ft.
Wet lab: 398 sq. ft.
Computer lab: 311 sq. ft.
Staging bay: 303 sq. ft.
Science berths 24
Crew berths 20


  • Propulsion: (x2) Siemens AC Electric Motors, 876 kW ea. (1175 hp ea.), 1752 kW total (2350 hp total)
  • Bow Thruster (x1) White-Gill, 686 kW (920 hp)
  • Stern Thruster: (x1) Schottel, 620 kW (831 hp)
  • Main Generators: (x4) Cummings Diesels, 1044 kW ea. (1400 hp ea.), 4176 kW total (5600 hp total)
  • Emergency Generator: (x1) MTU Diesel, 210 kW (282 hp)


Call Sign: WARL

Iridium Phone: 881 651 453 510

Fleet Broad Band Telephone: 870 773 929 929

INMARSAT C: 436903967

IMO Number: 9688946


Kongsberg EM122 Multibeam
Knudsen 3260 Sub Bottom Profiler
Kongsberg EM710 Multibeam
•Kongsberg Sonar Synchronization System
•Kongsberg HiPAP Gantry with Sonardyne USBL
•Simrad EK80 Mid-Water Echo Sounder
•Massa TR109 3.5 kHz transducer Array
•12 kHz transducer Array

Current Profilers
•38 kHz RDI Ocean Surveyor ADCP
•75 kHz RDI Ocean Surveyor ADCP
•300 kHz RDI Workhorse Mariner ADCP

Water Sampling and Sensing
•SeaBird TSG
•SeaBird CTD Rosette

Navigation & Communication
•POS/MV Precision GPS
•Satellite Communication System
•Acoustic Monitoring System
•Science Seawater Distribution System
•RADAR Wave Height Measurement System

The working decks of the R/V Armstrong offer convenient placement for up to Three (3) standard 20' Lab Vans as well as convenient access to enclosed hangar and lab space. There is also room for an additional 20' storage van. The main deck offers a total of 2557 square feet of external space for operations. A hydrographic / CTD crane and the ships crane compliment the main 30,000 lbs stern A-Frame.

Hydrographic Winches Include two (2) Markey CAST-6-125 units rated to 24,000 lbs each equipped with lebus shells sized for .322 EM cable and 3/8" wire rope respectively. A third Markey DETW-9-11 Traction Winch rated to a minimum of 25,000 lbs will be capable of 12,000 Meters of 9/16" wire, 10,000 Meters of .680 EM cable or .681 fiber optic.