Question 1

Where is FRONT SIENA right now?

Accepted Answer

FRONT SIENA was last reported in the Bay of Biscay. Its exact coordinates, speed and ETA are shown at the top of this page and refresh from the latest AIS broadcast.

Question 2

What are the identifiers for FRONT SIENA?

Accepted Answer

FRONT SIENA broadcasts MMSI 477539900 and is registered as IMO 9832250. 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.

Question 3

What type of ship is FRONT SIENA?

Accepted Answer

FRONT SIENA is classified as a tanker vessel registered under the HK flag. The vessel-type classification is derived from the AIS Type field broadcast by the ship's transponder; full tanker fleet at /vessel-type/tanker and full HK flag list at /flag/hk.

Question 4

How can I see the live position of FRONT SIENA?

Accepted Answer

MarineRadar shows the latest AIS broadcast from FRONT SIENA 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.

Question 5

How often is FRONT SIENA's position updated?

Accepted Answer

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.

Question 6

What class is FRONT SIENA?

Accepted Answer

As a tanker, FRONT SIENA sits in the same design class as the other tankers listed in the Similar Vessels section of the vessel page, or in the full tanker directory at /vessel-type/tanker.

FRONT SIENA — Tanker · IMO 9832250

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