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Navigator Galaxy

Tanker · Liberia · built 2011 · AIS Class A

IMO9536363MMSI636015946Call signD5DQ4Last AIS position Oct 4, 2026, 14:27 UTC

In short

Navigator Galaxy (Tanker, Liberia flag) was last seen on AIS on , under way at 14.3 kn, in the North Sea. Its crew-entered AIS destination is NLSLU > DERSK, with an ETA of Oct 6, 2026, 21:00 UTC; its reported draught is 7.3 m (voyage report via AISstream.io global terrestrial AIS, received Oct 4, 2026, 09:10 UTC). ISM manager: Navigator Gas Ship Management (Denmark) ApS (source: EU MRV (THETIS-MRV) emissions, reporting years 2024–2025).

Current voyage: from Sluiskil (departed Oct 4, 2026, 04:11 UTC) to NLSLU > DERSK

Vessel type
Tanker
Year built
2011
Gross tonnage
16,823
Size (length × beam)
154 m × 26 m

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Last reported position

received
Position
52.5762° N, 3.0642° E
Area
North Sea
StatusWhat do AIS statuses mean?
Under way using engine
Speed
14.3 kn
Course
29°
Heading
28°
52.5762° N, 3.0642° E
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Last 30 days: 3 port calls (Sluiskil, Terneuzen, and Warnemunde).

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

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Identity & particulars

Name
Navigator Galaxy
IMO numberWhat is an IMO number?
9536363
MMSIWhat is an MMSI?
636015946
Call signWhat is a call sign?
D5DQ4
Vessel type
Tanker
Gross tonnageGross tonnage vs deadweight
16,823
Length overall
154 m
Beam
25.5 m
Year built
2011

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.

ISM manager
Source: EU MRV (THETIS-MRV) emissions · reporting years 2024–2025 · reported · confidence 0.9 · retrieved Sep 28, 2026
Source: EU MRV (THETIS-MRV) emissions · reporting year 2024 · reported · confidence 0.9 · retrieved Sep 28, 2026
Builder
Source: Wikidata · reported · confidence 0.8 · retrieved Sep 22, 2026

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.

DateEventSource
Left SluiskilAIS-detectedVoydar port-call detector (AIS geofence)
Arrived at SluiskilAIS-detectedVoydar port-call detector (AIS geofence)
Left TerneuzenAIS-detectedVoydar port-call detector (AIS geofence)
Arrived at TerneuzenAIS-detectedVoydar port-call detector (AIS geofence)
Left WarnemundeAIS-detectedVoydar port-call detector (AIS geofence)
Arrived at WarnemundeAIS-detectedVoydar port-call detector (AIS geofence)
Port State Control inspection at Tampa, FloridaUSCG PSIX / CGMIX inspections
Port State Control inspection at TEXAS CITY, TexasUSCG PSIX / CGMIX inspections
Inspection at WASHINGTON, District of ColumbiaUSCG PSIX / CGMIX inspections
Inspection at TEXAS CITY, TexasUSCG PSIX / CGMIX inspections
Port State Control inspection at TEXAS CITY, TexasUSCG PSIX / CGMIX inspections
ISM manager: Navigator Gas Ship Management (Denmark) ApS (previously Navigator Gas Shipmanagement Ltd.)Voydar relationship-change derivation (derived by Voydar from EU MRV (THETIS-MRV) emissions)
Port State Control inspection at New Orleans, LouisianaUSCG PSIX / CGMIX inspections
Port State Control inspection at Tampa, FloridaUSCG PSIX / CGMIX inspections
Port State Control inspection at CORPUS CHRISTI, TexasUSCG PSIX / CGMIX inspections
Port State Control inspection at CORPUS CHRISTI, TexasUSCG PSIX / CGMIX inspections
Port State Control inspection at Houston, TexasUSCG PSIX / CGMIX inspections
Reported departure from HOUSTON SHIP CHANNEL, TX (HOUSTON, TX)Authority-reportedUSACE foreign traffic vessel entrances & clearances
Reported arrival at HOUSTON SHIP CHANNEL, TX (HOUSTON, TX)Authority-reportedUSACE foreign traffic vessel entrances & clearances
Reported departure from HOUSTON SHIP CHANNEL, TX (HOUSTON, TX)Authority-reportedUSACE foreign traffic vessel entrances & clearances

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.

Safety & inspections

22
Inspections
not recorded
Detentions
0
Deficiencies
DateTypePortFindings
Feb 10, 2026Vessel InspectionPSCTampa, Floridaclean
Mar 29, 2025Vessel InspectionPSCTEXAS CITY, Texasclean
Nov 14, 2024Incident InvestigationWASHINGTON, District of Columbiaclean
Nov 14, 2024Vessel Operational ControlTEXAS CITY, Texasclean
Jan 11, 2024Vessel InspectionPSCTEXAS CITY, Texasclean
Jul 26, 2022Vessel InspectionPSCNew Orleans, Louisianaclean
May 23, 2021Vessel InspectionPSCTampa, Floridaclean
Jan 29, 2020Vessel InspectionPSCCORPUS CHRISTI, Texasclean
Feb 20, 2019Vessel InspectionPSCCORPUS CHRISTI, Texasclean
May 13, 2018Vessel InspectionPSCHouston, Texasclean
Jan 30, 2018Vessel InspectionPSCCORPUS CHRISTI, Texasclean
Apr 21, 2017BoardingPORT ARANSAS, Texasclean
Apr 21, 2017Vessel Operational ControlCORPUS CHRISTI, Texasclean
Mar 17, 2017Vessel InspectionPSCHouston, Texasclean
Dec 20, 2016BoardingTEXAS CITY, Texasclean
Dec 2, 2016BoardingTEXAS CITY, Texasclean
May 23, 2016Vessel InspectionNew Orleans, Louisianaclean
Apr 29, 2016Vessel InspectionTampa, Floridaclean
Mar 4, 2016Vessel Operational ControlMobile, Alabamaclean
Feb 5, 2016Vessel InspectionPSCNew Orleans, Louisianaclean

Source: U.S. Coast Guard Port State Information Exchange (PSIX) — public domain. Covers inspections recorded in U.S. waters. Free on Voydar; the incumbents charge for this.

Emissions & fuel consumption

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

YearCO₂ emittedFuel burnedTime at seaCO₂ / n mile
20204,657 t1,473 t59 days301 kg
20218,194 t2,619 t102 days270 kg
20229,720 t3,107 t131 days215 kg
202318,638 t5,910 t262 days214 kg
202416,494 t5,243 t287 days207 kg
202519,762 t6,286 t295 days232 kg

Technical efficiency: EEXI (9.3 gCO₂/t·nm). Source: European Commission / EMSA THETIS-MRV (EU Regulation 2015/757). Covers voyages to, from and within the EU/EEA.

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

PortArrivedDepartedTime in port
Sluiskil NLSLUOct 3, 2026, 04:12 UTCOct 4, 2026, 04:11 UTC23 h 58 min
Terneuzen NLTNZOct 3, 2026, 02:55 UTCOct 3, 2026, 04:12 UTC1 h 18 min
Warnemunde DEWARSep 25, 2026, 15:47 UTCSep 26, 2026, 12:12 UTC20 h 25 min
Warnemunde DEWARJun 10, 2026, 02:50 UTCJun 10, 2026, 20:05 UTC17 h 15 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.

Reported by authorities Authority-reported

PortRecordDate (UTC)BerthSource
HOUSTON SHIP CHANNEL, TX (HOUSTON, TX)DepartureDec 29, 2016(date only)—USACE foreign traffic vessel entrances & clearances
HOUSTON SHIP CHANNEL, TX (HOUSTON, TX)ArrivalDec 29, 2016(date only)—USACE foreign traffic vessel entrances & clearances
HOUSTON SHIP CHANNEL, TX (HOUSTON, TX)DepartureDec 3, 2016(date only)—USACE foreign traffic vessel entrances & clearances
HOUSTON SHIP CHANNEL, TX (HOUSTON, TX)ArrivalDec 3, 2016(date only)—USACE foreign traffic vessel entrances & clearances
HOUSTON SHIP CHANNEL, TX (HOUSTON, TX)ArrivalNov 16, 2016(date only)—USACE foreign traffic vessel entrances & clearances
HOUSTON SHIP CHANNEL, TX (HOUSTON, TX)DepartureNov 16, 2016(date only)—USACE foreign traffic vessel entrances & clearances
PORT OF SOUTH LOUISIANA (LA)DepartureJun 14, 2016(date only)—USACE foreign traffic vessel entrances & clearances
PORT OF SOUTH LOUISIANA (LA)ArrivalJun 14, 2016(date only)—USACE foreign traffic vessel entrances & clearances
PORT OF SOUTH LOUISIANA (LA)DepartureMay 28, 2016(date only)—USACE foreign traffic vessel entrances & clearances
PORT OF SOUTH LOUISIANA (LA)ArrivalMay 28, 2016(date only)—USACE foreign traffic vessel entrances & clearances
New Orleans USMSYDepartureMay 14, 2016(date only)—USACE foreign traffic vessel entrances & clearances
New Orleans USMSYArrivalMay 13, 2016(date only)—USACE foreign traffic vessel entrances & clearances

Records published by the authority named on each row. Earliest record for this ship: May 2, 2013.

Behaviour at sea Voydar-derived

Patterns Voydar derived from this ship's AIS broadcasts. They are inferences, not reports: each one shows how it was computed and how confident we are, and none of them says why a ship behaved this way.

WhenWhat we observedConfidence
Oct 3, 2026, 21:47 UTC
Draught change

Reported draught went from 6.2 m to 7.3 m while in port at Sluiskil. Voydar infers the ship probably loaded cargo.

Method seadar.behaviour.draught_change v1

Medium (65%)

Source: AISstream.io global terrestrial AIS. AIS data: AISstream.io. Licence: none published.

Derived from AIS positions of feeds whose terms allow display on Voydar. Coverage is terrestrial: gaps are reported only where our receivers kept hearing other ships. Detections below medium confidence are not shown.

How these are computed →

Frequently asked questions

Where is Navigator Galaxy now?
Navigator Galaxy (Tanker, Liberia flag) was last seen on AIS on Oct 4, 2026, 14:27 UTC, under way at 14.3 kn, in the North Sea. The crew-entered destination was NLSLU > DERSK (voyage report via AISstream.io global terrestrial AIS, received Oct 4, 2026, 09:10 UTC). This report does not confirm the ship’s current route.
What kind of ship is Navigator Galaxy?
Navigator Galaxy is a tanker sailing under the flag of Liberia, built in 2011 by HD Hyundai Heavy Industries. The vessel is 154 m long with a beam of 25.5 m and has a gross tonnage of 16,823.
Who is recorded as the owner or manager of Navigator Galaxy?
Navigator Gas Ship Management (Denmark) ApS is recorded as ISM manager for Navigator Galaxy (source: EU MRV (THETIS-MRV) emissions; reporting years 2024–2025). This source record does not independently confirm today’s ownership or management.
What sanctions and inspection records does Voydar hold for Navigator Galaxy?
Voydar has no matched sanctions record displayed for Navigator Galaxy 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. Navigator Galaxy has 22 recorded Port State Control inspections. Detention and deficiency detail is not recorded for these inspections.

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