Dredger 🇺🇸United States

CHALLENGER

MMSI 368363880Call sign WDP5486

11 km SE of Tiburon, United States

Last seen 29 Oct, 15:39 UTC

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37.7816° N, 122.3851° W

Voyage

Speed: 0.0 kn
Position: 37.7816° N, 122.3851° W
Last report: 29 Oct 2026, 15:39 UTC29 Oct, 15:39 UTC
Nearest port: Tiburon11 km SE of the port

Particulars

MMSI: 368363880
Call sign: WDP5486
Flag: 🇺🇸 United States
Type: DredgerAIS type 33

Not broadcast: destination, IMO number, dimensions and draught.

About CHALLENGER

CHALLENGER (MMSI 368363880) is a dredger registered in the United States. Its most recent AIS position, received on 29 Oct 2026 at 15:39 UTC, placed it 11 km SE of Tiburon, United States.

Frequently asked questions

Where is CHALLENGER now?

CHALLENGER was last reported 11 km SE of Tiburon, United States on 29 Oct 2026 at 15:39 UTC.

What type of ship is CHALLENGER?

CHALLENGER is a dredger.

What is the MMSI number of CHALLENGER?

The MMSI of CHALLENGER is 368363880. Its call sign is WDP5486.

What flag does CHALLENGER fly?

CHALLENGER sails under the flag of the United States (US).

Vessels nearby

Other ships reported close to CHALLENGER in the last 24 hours.

DULCINEA 🇺🇸 Sailing 0.1 km away · Stopped GRATITUDE IV 🇺🇸 Pleasure craft 0.1 km away · Stopped BELIEVE 🇺🇸 Sailing 0.1 km away · Stopped SWEETEST THING 🇺🇸 Sailing 0.1 km away · Stopped GEMMA DEL MAR 🇺🇸 Sailing 0.2 km away · Stopped SIDURI 🇺🇸 Sailing 0.2 km away · Stopped

Show 6 more

GEORGIES GIRL 🇺🇸 Sailing 0.2 km away · Stopped GRACE 🇺🇸 Sailing 0.2 km away · Stopped FIVE STARS 🇺🇸 Passenger 0.2 km away · Stopped QUEIMADA 🇺🇸 Sailing 0.2 km away · Stopped SURELY YOU'RE JOKING 🇺🇸 Other 0.6 km away · Stopped FALCON 🇺🇸 Other → SFO 500.8 km away · Stopped

Other vessels named CHALLENGER

Ship names are not unique — check the MMSI or IMO to be sure you have the right one.

CHALLENGER 🇺🇸 Fishing 1.7 kn CHALLENGER 🇳🇱 Other → BUNKERSMoored CHALLENGER 🇰🇷 Fishing → CLASS B9.8 kn CHALLENGER 🇳🇱 Pleasure craft → MONNICKENDAMMoored CHALLENGER 🇳🇱 Tanker → ANTWERPENStopped CHALLENGER 🇳🇱 Cargo → DUISBURG5.0 kn CHALLENGER 🇸🇬 Cargo → AMPA FIELDStopped CHALLENGER 🇧🇸 Tanker → IDKSO14.8 kn CHALLENGER 🇳🇱 Passenger 3.8 kn CHALLENGER 🇺🇸 Pleasure craft Stopped CHALLENGER 🇺🇸 Fishing 2.7 kn CHALLENGER 🇦🇬 Cargo → USPEF12.1 kn

Similar special-purpose vessels

Recently active special-purpose vessels.

All special-purpose vessels

HOPMAN 🇺🇸 Special purpose 4.9 kn WILHELMINA 🇳🇱 Special purpose → ROTTERDAMMoored STELLAMARIS 🇫🇷 Special purpose → VATTEVILLEStopped PETER 🇳🇱 Special purpose → HARLINGENStopped ISANDLWANA 🇿🇦 Special purpose → DURBANStopped ALOUETTE 🇳🇱 Special purpose → MOERDIJKMoored

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