NAN TAI 21

General Cargo Ship · IMO 7920584 · MMSI 412818000 · Last UTC 2024-11-27 15:05 UTC

Average Speed (60D)

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NAN TAI 21

General Cargo Ship

Position time: 2024-11-27 15:05 UTC

Flag: chn

Country: China Peopless Republic

IMO: 7920584

MMSI: 412818000

DWT: 4210

GT: 3581

Year: 1980

Call sign: BBQL

Destination is not available in AIS.

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.

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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.