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COBALT SUN — Know Your Vessel

Updated: 2026-08-06 | Source: ship.rootz.global | Data: OFAC, EIA, EU MRV, GFW, AIS, USCG
Flag State
LIBERIA
Type
Oil tanker
Built
2019
7 years old
DWT
50,000

Present Location

Status
Location Unknown
No AIS position or port visit data available

Risk Assessment

Carbon Intensity (CII)

Rating (2022)
Unrated
CO2 Emissions
17,450
tonnes/year
Distance
42,997
nm/year
YearRatingRatio
2022Unrated—
2021Unrated—
2020Unrated—
2019Unrated—

EU MRV 2024: 11,005 t CO2, 3,510 t fuel

Voyage Pattern

Port Visits
99
Avg Dwell
70h
3d per port
Port Utilization
34.5%
time in port
Dark Events
1
64h total

Primary route: HOUSTON → GIBRALTAR → MARCUS HOOK

Data period: 2023-08-06 to 2025-11-25

PortCountryVisits
HOUSTONUSA11
GIBRALTARGIB4
TARRAGONAESP2
ROTTERDAM MAASVLAKTENLD2
PORT ARTHURUSA2

Recent port calls:

ArrivalDeparturePortCountryDuration
2025-11-252025-11-25—NLD0.2d
2025-11-222025-11-24ROTTERDAM MAASVLAKTENLD2d
2025-11-192025-11-20—GBR1.2d
2025-11-122025-11-14LIVERPOOLGBR1.5d
2025-11-082025-11-09STURENOR1d
2025-11-032025-11-05SKAGENDNK2.3d
2025-10-312025-11-01—POL1.4d
2025-10-222025-10-22GIBRALTARGIB0.5d
2025-10-202025-10-21ARZEWDZA1.2d
2025-10-072025-10-13—FRA5.4d
2025-10-042025-10-06—DZA1.4d
2025-09-192025-09-28—FRA9.7d
2025-08-182025-08-18LAS PALMASESP0.2d
2025-08-172025-08-18TENERIFEESP1.1d
2025-08-092025-08-11LE HAVREFRA1.7d
2025-08-092025-08-09—FRA0.6d
2025-07-212025-07-22HOUSTONUSA1.7d
2025-07-122025-07-15PORT ARTHURUSA2.1d
2025-07-112025-07-12—USA1.1d
2025-07-102025-07-11—USA0.6d

AIS Dark Periods

1 events, 64 hours total darkness

StartEndHoursAIS OffAIS OnDistanceImplied SpeedAnalysis
2025-02-142025-02-1664————HIGH RISK ZONE

ESTIMATED — implied speed = straight-line distance / dark hours. Actual route unknown. Reference: loaded VLCC ~12-14 kn, ballast ~15-16 kn, stationary <1 kn = possible STS or anchorage.

Loitering Events

99 events, 1847 hours total (stationary at sea — possible STS transfers)

StartHoursPositionSpeedRisk Zone
2026-05-284425.6, -93.31.0 kn—
2026-05-27225.5, -93.10.9 kn—
2026-05-271525.7, -93.01.5 kn—
2026-05-261925.3, -93.31.0 kn—
2026-05-25425.3, -93.11.6 kn—
2026-05-251325.0, -93.91.0 kn—
2026-05-24725.5, -93.51.1 kn—
2026-05-232725.6, -93.11.0 kn—
2026-04-1618128.8, -89.90.1 kn—
2026-03-12131.9, -51.02.0 kn—

STS Encounter Detection

Other vessels detected loitering at the same position and time (within ~30nm, overlapping window)

2026-05-25 — 25.3, -93.1

VesselIMOStatusDurationSpeed
NAVE BELLATRIX9459084Clean24h0.9 kn

2026-04-16 — 28.8, -89.9

VesselIMOStatusDurationSpeed
DUBAI BRILLIANCE9422550Clean2h1.2 kn

2025-11-24 — 52.2, 3.6

VesselIMOStatusDurationSpeed
ENDO OSTRO9393656Clean2h1.2 kn
HENRIETTE MAERSK9399349Clean118h0.2 kn

2025-07-20 — 28.9, -94.5

VesselIMOStatusDurationSpeed
ECOFUTURE9486180Clean26h0.0 kn

2025-07-15 — 28.5, -94.2

VesselIMOStatusDurationSpeed
MAHARAH9779812Clean17h0.1 kn

2024-05-17 — 28.4, -94.8

VesselIMOStatusDurationSpeed
EAGLE KANGAR9417024Clean6h1.0 kn
EAGLE KANGAR9417024Clean4h1.4 kn
VESTHOLMEN9421295Clean49h0.2 kn
PANTANASSA9424261Clean78h0.0 kn
UOG OSLO9451707Clean62h0.2 kn
CASTRO ALVES9547673Clean21h0.0 kn
FRONT CROWN9759757Clean55h0.0 kn

2024-05-16 — 28.4, -94.5

VesselIMOStatusDurationSpeed
CAPRICORN SUN9333785Clean32h0.1 kn
EAGLE KANGAR9417024Clean6h1.0 kn
YUAN SHAN HU9417189Clean407h0.0 kn
VESTHOLMEN9421295Clean49h0.2 kn
UOG OSLO9451707Clean62h0.2 kn
ALSACE9530905Clean396h0.0 kn
JAG LAXMI9568196Clean118h0.0 kn

2024-05-12 — 28.4, -95.3

VesselIMOStatusDurationSpeed
NORTH LOYALTY9537771Clean10h1.1 kn

2024-05-12 — 28.3, -95.0

VesselIMOStatusDurationSpeed
NORTH LOYALTY9537771Clean9h1.6 kn

2024-05-11 — 28.4, -94.5

VesselIMOStatusDurationSpeed
VESTHOLMEN9421295Clean85h0.1 kn
TORM ALMENA9465980Clean6h0.2 kn
RIMTHAN9779836Clean365h0.0 kn

2024-05-11 — 28.5, -94.5

VesselIMOStatusDurationSpeed
LR1 AMBASSADOR9307085Clean36h0.1 kn
YUAN SHAN HU9417189Clean407h0.0 kn
VESTHOLMEN9421295Clean85h0.1 kn
NORTH LOYALTY9537771Clean24h0.1 kn
NEW RENOWN9759604Clean26h0.1 kn
RIMTHAN9779836Clean365h0.0 kn

2024-04-30 — 28.7, -94.9

VesselIMOStatusDurationSpeed
SEAWAYS CAPE HENRY9727003Clean22h0.7 kn
VICTORY VENTURE9773040Clean216h0.2 kn
PLUTO MOON9784025Clean25h1.2 kn
MARAN ARES9796872Clean28h1.1 kn

2024-04-27 — 28.7, -94.7

VesselIMOStatusDurationSpeed
VESTHOLMEN9421295Clean4h0.1 kn
EAGLE HAMILTON9426207Clean38h0.3 kn
EAGLE HAMILTON9426207Clean20h1.6 kn
EAGLE HAMILTON9426207Clean8h1.2 kn
PACIFIC ONYX9539597Clean96h0.2 kn
PIS KALIMANTAN9692143Clean3h1.4 kn
FRONT CORAL9743203Clean110h0.0 kn
VICTORY VENTURE9773040Clean216h0.2 kn
PLUTO MOON9784025Clean91h0.1 kn
MARAN ARES9796872Clean157h0.1 kn

2024-04-22 — 28.6, -94.8

VesselIMOStatusDurationSpeed
PS GENOVA9439383Clean146h0.0 kn
ETHANE CRYSTAL9752278Clean72h0.1 kn
MARAN ARES9796872Clean157h0.1 kn

2024-04-22 — 28.6, -94.7

VesselIMOStatusDurationSpeed
PS GENOVA9439383Clean146h0.0 kn

31 unique vessels encountered, 0 sanctioned

USCG Registration

StatusActive
Call SignD5UG8
Deficiency Count0
Detention Count0
Last Exam—

Data sources: USCG CGMIX, EU MRV (EMSA), CII computed, Global Fishing Watch, GFW dark events. All records cryptographically attested on Polygon.

Data sources: U.S. Treasury (OFAC SDN), U.S. Energy Information Administration, European Maritime Safety Agency (EU MRV), U.S. Coast Guard (PSIX), Global Fishing Watch (GFW satellite AIS), AISStream.io. All data cryptographically attested on Polygon blockchain.

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