USHER

Tug · IMO 8973887 · MMSI 0

Average Speed (60D)

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USHER

Tug

Position time: Not available in AIS yet

Flag: atg

Country: Antigua and Barbuda

IMO: 8973887

MMSI: 0

GT: 130

Year: 1969

Call sign: V2ZG2

Destination is not available in AIS.

Latest position is not available yet.

AIS refresh is typically every 4–6 hours, sometimes up to 1–2 days.

Track window: last 60 days

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Nearest known locations from geocache labels around the vessel.

Nearby locations are being calculated.

Modeled destinations using route history and peer traffic context.

Destination candidates are loading.

Inferred port calls from sparse AIS snapshots.

Port call inference is loading.

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How often is this page updated?

AIS updates are usually every 4–6 hours. In low-coverage areas delays up to 1–2 days are possible.

Why are some vessel fields missing?

Some AIS transponders do not transmit complete static metadata.

How accurate are destinations and port calls?

These are probabilistic model outputs and should be treated as signals, not confirmations.