What kind of ship is SEMAR 28?

SEMAR 28 is a tug sailing under the flag of Indonesia.

What sanctions and inspection records does Voydar hold for SEMAR 28?

Voydar has no matched sanctions record displayed for SEMAR 28 from the OFAC SDN list, the UK Sanctions List, the Canadian autonomous sanctions list, the EU list of designated vessels, the New Zealand Russia Sanctions Register and the French national asset-freeze register. Coverage may be incomplete; this is not sanctions clearance. No matched inspection records are displayed for SEMAR 28. Missing records do not establish whether the ship has been detained.

SEMAR 28

Tug · Indonesia · AIS Class A

IMO9901881MMSI525501100Call signYDYL2Last AIS position Oct 4, 2026, 16:58 UTC

Open in Terminal

In short

SEMAR 28 (Tug, Indonesia flag) was last seen on AIS on Oct 4, 2026, 16:58 UTC, not moving, near Balikpapan (Indian Ocean). Its last detected port call was at Kariangau: arrived Sep 22, 2026, left Sep 22, 2026.

Vessel type: Tug
Flag: Indonesia
Year built: —
Gross tonnage: —
Size (length × beam): —
Registered owner: —

Watch this ship

Get an email when SEMAR 28 arrives or leaves port, changes destination, name, flag or owner, or is sanctioned, detained or named in an official release.

We email you a link and a code. That creates a free account, no password or card, and follows SEMAR 28.

Free account, no card: follow up to 5 ships and ports. Plus follows 50, Pro 500.

By continuing you accept the Terms and the Privacy policy.

Last reported position

received Oct 4, 2026, 16:58 UTC

Position: 1.1629° S, 116.7799° E
Area: Indian Ocean
StatusWhat do AIS statuses mean?: Power-driven vessel pushing ahead or towing alongside
Speed: 0 kn
Course: 87°
Heading: —

1.1629° S, 116.7799° E

Open the full live map →

Last 30 days: 4 port calls (Kariangau and Balikpapan).

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)

Try the live demo, no sign-up

Identity & particulars

Name: SEMAR 28
IMO numberWhat is an IMO number?: 9901881
MMSIWhat is an MMSI?: 525501100
Call signWhat is a call sign?: YDYL2
Flag: Indonesia
Vessel type: Tug
Gross tonnageGross tonnage vs deadweight: —
Length overall: —
Beam: —
Year built: —

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.

No owner, operator or manager is recorded for this vessel yet.

Timeline

Dated events for this ship from every source Voydar holds, newest first. Each line names its source; derived items say how they were derived.

Date	Event	Source
Sep 22, 2026, 13:38 UTC	Left KariangauAIS-detected	Voydar port-call detector (AIS geofence)
Sep 22, 2026, 02:55 UTC	Arrived at KariangauAIS-detected	Voydar port-call detector (AIS geofence)
Sep 22, 2026, 02:43 UTC	Left KariangauAIS-detected	Voydar port-call detector (AIS geofence)
Sep 21, 2026, 03:51 UTC	Arrived at KariangauAIS-detected	Voydar port-call detector (AIS geofence)
Sep 19, 2026, 22:44 UTC	Left BalikpapanAIS-detected	Voydar port-call detector (AIS geofence)
Sep 19, 2026, 01:16 UTC	Arrived at BalikpapanAIS-detected	Voydar port-call detector (AIS geofence)

Owner, operator and manager changes found by comparing yearly EU MRV reports are dated to the reporting year ("during 2025"), not to a day. Port calls here are the most recent only; the full lists are further down.

Port calls

Two kinds of evidence, kept apart: calls Voydar detected from the ship's AIS positions, and arrivals and departures published by port authorities and customs records.

Detected from AIS AIS-detected

Port	Arrived	Departed	Time in port
Kariangau IDKRG	Sep 22, 2026, 02:55 UTC	Sep 22, 2026, 13:38 UTC	10 h 43 min
Kariangau IDKRG	Sep 21, 2026, 03:51 UTC	Sep 22, 2026, 02:43 UTC	22 h 52 min
Balikpapan IDBPN	Sep 19, 2026, 01:16 UTC	Sep 19, 2026, 22:44 UTC	21 h 29 min
Balikpapan IDBPN	Sep 18, 2026, 08:19 UTC	Sep 19, 2026, 01:13 UTC	16 h 54 min

Detected by Voydar when the ship's AIS positions stayed slow inside a harbour area. Calls shorter than 30 minutes are not shown. Depends on AIS reception; detection started on June 8, 2026.

Frequently asked questions

Where is SEMAR 28 now?: SEMAR 28 (Tug, Indonesia flag) was last seen on AIS on Oct 4, 2026, 16:58 UTC, not moving, near Balikpapan (Indian Ocean).
What kind of ship is SEMAR 28?: SEMAR 28 is a tug sailing under the flag of Indonesia.
What sanctions and inspection records does Voydar hold for SEMAR 28?: Voydar has no matched sanctions record displayed for SEMAR 28 from the OFAC SDN list, the UK Sanctions List, the Canadian autonomous sanctions list, the EU list of designated vessels, the New Zealand Russia Sanctions Register and the French national asset-freeze register. Coverage may be incomplete; this is not sanctions clearance. No matched inspection records are displayed for SEMAR 28. Missing records do not establish whether the ship has been detained.

Use this data

This page is also available as JSON, free, with the source and licence of every section. Sections whose sources do not permit redistribution are listed as withheld.

GET /api/v1/vessels/9901881

View JSON API documentationFree without a key for occasional use; use an API key for more.

Follow by RSS Open data

Using this data in code?

Every account gets a personal API allowance: 2,500 credits a month free, 25,000 with Pro. Pro adds internal business use; API plans add building the data into your own products.

See plans