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United States flag

ROBERT IV — Tug · IMO 0

US
World map showing the last known position of ROBERT IV at 40° 38.632' N, 74° 6.817' W
NSEW
Current PositionLast report

ROBERT IV was last reported in the North Atlantic Ocean, at 40.6439° N, 74.1136° W.

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Updated — using terrestrial data
Live Satellite · latest position

See where ROBERT IV is now

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Unknown
Current Navigational Status
0.0 kn
Speed
0.0°
/ ---
Course / Heading
---
Static Draught
---
Current Draught

Voyage Tracker

N/A
ATD
N/A
N/A
ETA
N/A
ROBERT IV

ROBERT IV

Identity

Tug
Type
United States flagUS
Flag
0
IMO Number
367015880
MMSI
N/A
Call Sign

Specifications

N/A
Length × Breadth
N/A
Year Built
N/A
Deadweight
N/A
Gross Tonnage
N/A
Engine Power
N/A
Builder
N/A
Class Society
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Real-time AIS positions, voyage history, and arrival alerts for ROBERT IV — straight from your phone.

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Dive into the fleet, port, and flag state that ROBERT IV is part of.

Flag State
All US-flagged vessels
Browse every ship currently registered under the US flag, with live AIS positions.
Vessel Type
Browse all Tugs
See the global fleet of tugs tracked on MarineRadar with live AIS data.

About ROBERT IV

Identity · Ownership · Class · Route

ROBERT IV — Tug

ROBERT IV is a tug registered under the United States of America flag.

ROBERT IV route and voyage history

The most recent AIS broadcast from ROBERT IV is shown on the live map above. The live route and current course of ROBERT IV are shown on the bridge map above, updated whenever the vessel is in range of a coastal AIS receiver or a satellite pass.

Vessel class and identifiers

Vessels in the same class as ROBERT IV can be seen in the Similar Vessels section above or in the full tug fleet at /vessel-type/tug-pilot-vessel.

Frequently Asked Questions

Where is ROBERT IV right now?+
ROBERT IV was last reported in the North Atlantic Ocean, within the US East Coast shipping lane. Its exact coordinates, speed and ETA are shown at the top of this page and refresh from the latest AIS broadcast.
What are the identifiers for ROBERT IV?+
ROBERT IV broadcasts MMSI 367015880 and is registered as IMO 0. The MMSI is the radio identifier used by AIS; the IMO number stays with the ship for life and does not change with re-flagging or sale.
What type of ship is ROBERT IV?+
ROBERT IV is classified as a tug vessel registered under the US flag. The vessel-type classification is derived from the AIS Type field broadcast by the ship's transponder; full tug fleet at /vessel-type/tug-pilot-vessel and full US flag list at /flag/us.
How can I see the live position of ROBERT IV?+
MarineRadar shows the latest AIS broadcast from ROBERT IV above, with current position, course, speed, and navigation status. Tap "View on map" to centre the live tracker on the vessel and watch its movement update in real time. The same data is available offline-friendly in the iOS and Android apps.
How often is ROBERT IV's position updated?+
AIS transponders broadcast position every 2 seconds when underway at high speed and up to every 3 minutes at anchor. The position you see refreshes whenever the ship is in range of a coastal AIS receiver or a satellite pass — typically seconds in coastal waters and minutes offshore.
What class is ROBERT IV?+
As a tug, ROBERT IV sits in the same design class as the other tugs listed in the Similar Vessels section of the vessel page, or in the full tug directory at /vessel-type/tug-pilot-vessel.

ROBERT IV — Key Facts

MMSI
367015880
IMO number
0
Vessel type
Tug
Flag state
US
Current speed
0.0 knots
Course over ground
0.0°
Last known position
40.6439°, -74.1136°