What kind of ship is SIENA?

SIENA is an oil tanker sailing under the flag of Greece, built in 2019 by Daehan Shipbuilding. The vessel is 249.9 m long with a beam of 44 m and has a gross tonnage of 62,427.

What sanctions and inspection records does Voydar hold for SIENA?

Voydar has no matched sanctions record displayed for SIENA from the OFAC SDN list, the UK Sanctions List, the Canadian autonomous sanctions list, the EU list of designated vessels and the New Zealand Russia Sanctions Register. Coverage may be incomplete; this is not sanctions clearance. No matched inspection records are displayed for SIENA. Missing records do not establish whether the ship has been detained.

SIENA

Oil tanker · Greece · built 2019 · AIS Class A

IMO9833735MMSI241836000Call signSVDS3Last AIS position Sep 8, 2026, 23:55 UTC

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In short

SIENA (Oil tanker, Greece flag) was last seen on AIS on Sep 8, 2026, 23:55 UTC, under way at 10.7 kn, in the Caribbean Sea. Voydar has no more recent AIS position for this ship. Its current location cannot be established from this report.

Vessel type: Oil tanker
Flag: Greece
Year built: 2019
Gross tonnage: 62,427
Size (length × beam): 250 m × 44 m
Registered owner: —

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Last reported position

received Sep 8, 2026, 23:55 UTC

Position: 11.0281° N, 75.5065° W
Area: Caribbean Sea
StatusWhat do AIS statuses mean?: Under way using engine
Speed: 10.7 kn
Course: 48°
Heading: 49°

11.0281° N, 75.5065° W

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Voydar detected no port call in the last 30 days.

Port calls are detected by Voydar from AIS (at least 30 minutes slow inside a harbour area); see Port calls below.

A year of history in the Terminal (Plus) · the full archive since June 1, 2026 (Pro)

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Identity & particulars

Name: SIENA
IMO numberWhat is an IMO number?: 9833735
MMSIWhat is an MMSI?: 241836000
Call signWhat is a call sign?: SVDS3
Flag: Greece
Vessel type: Detailed type from EU MRV (THETIS-MRV) emissionsOil tanker
AIS ship type: Tanker
Gross tonnageGross tonnage vs deadweight: 62,427
Deadweight (DWT): Source: Wikidata, record Q104379446. Added to Voydar on September 23, 2026. Licence: CC0 1.0.115,643 t
Length overall: 249.9 m
Beam: 44 m
Year built: 2019

A tag next to a value names the register that supplied it (hover or tap it for the record and date). Values without a tag come from the ship's own AIS broadcasts or from Wikidata. Position and identity are derived live from AIS.

Ownership & management

Each line shows where the fact comes from. Links backed by an identifier point to the company page.

Builder: Daehan Shipbuilding
Source: Wikidata · reported · confidence 0.8 · retrieved Sep 22, 2026

Emissions & fuel consumption

Independently verified annual figures reported under the EU MRV regulation — public environmental data the incumbents don't surface.

Year	CO₂ emitted	Fuel burned	Time at sea	CO₂ / n mile
2019	12,833 t	4,096 t	121 days	413 kg
2020	13,115 t	4,141 t	129 days	366 kg
2021	7,393 t	2,352 t	70 days	377 kg
2022	10,523 t	3,362 t	76 days	488 kg
2023	5,726 t	1,828 t	41 days	432 kg

Technical efficiency: EEDI (3.29 gCO₂/t·nm). Source: European Commission / EMSA THETIS-MRV (EU Regulation 2015/757). Covers voyages to, from and within the EU/EEA.

Frequently asked questions

Where is SIENA now?: SIENA (Oil tanker, Greece flag) was last seen on AIS on Sep 8, 2026, 23:55 UTC, under way at 10.7 kn, in the Caribbean Sea. Voydar has no more recent AIS position for this ship. Its current location cannot be established from this report.
What kind of ship is SIENA?: SIENA is an oil tanker sailing under the flag of Greece, built in 2019 by Daehan Shipbuilding. The vessel is 249.9 m long with a beam of 44 m and has a gross tonnage of 62,427.
What sanctions and inspection records does Voydar hold for SIENA?: Voydar has no matched sanctions record displayed for SIENA from the OFAC SDN list, the UK Sanctions List, the Canadian autonomous sanctions list, the EU list of designated vessels and the New Zealand Russia Sanctions Register. Coverage may be incomplete; this is not sanctions clearance. No matched inspection records are displayed for SIENA. Missing records do not establish whether the ship has been detained.

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