SILVER VALERIE — Know Your Vessel

Updated: 2026-07-25 | Source: ship.rootz.global | Data: OFAC, EIA, EU MRV, GFW, AIS, USCG
Flag State
MARSHALL ISLANDS
Type
Oil tanker
Built
2014
12 years old
DWT
25,000

Present Location

Status
Location Unknown
No AIS position or port visit data available

Risk Assessment

Carbon Intensity (CII)

Rating (2023)
Unrated
CO2 Emissions
2,697
tonnes/year
Distance
9,450
nm/year
YearRatingRatio
2023Unrated
2022Unrated
2019Unrated
2018Unrated

EU MRV 2024: 6,358 t CO2, 2,031 t fuel

Voyage Pattern

Port Visits
99
Avg Dwell
64h
3d per port
Port Utilization
34.6%
time in port
Dark Events
3
93h total

Primary route: DURBAN → FUJAIRAH → HOUSTON

Data period: 2023-07-21 to 2025-08-19

PortCountryVisits
DURBANZAF14
FUJAIRAHARE4
MANZANILLOPAN3
HOUSTONUSA3
ULSANKOR2

Recent port calls:

ArrivalDeparturePortCountryDuration
2025-08-172025-08-19USA1.7d
2025-08-042025-08-10GTM6.6d
2025-08-022025-08-03HND1.2d
2025-07-272025-07-29USA2.2d
2025-07-262025-07-27USA0.7d
2025-07-172025-07-20PUERTO NUEVOCOL2.7d
2025-07-142025-07-17CARTAGENACOL2.5d
2025-07-132025-07-13GATUN LAKE ANCHORAGEPAN0.2d
2025-07-122025-07-13BALBOAPAN1.1d
2025-07-052025-07-06TABLONESPER1.2d
2025-07-042025-07-05ILOPER0.5d
2025-06-282025-07-03CALLAOPER4.4d
2025-06-232025-06-24PANAMA CANAL ANCHORAGEPAN0.3d
2025-06-202025-06-23MANZANILLOPAN2.9d
2025-06-122025-06-15HOUSTONUSA3d
2025-06-112025-06-12USA1d
2025-06-022025-06-03HOUSTONUSA1.5d
2025-05-312025-06-02USA2d
2025-05-292025-05-31USA1.8d
2025-05-282025-05-29USA0.4d

AIS Dark Periods

3 events, 93 hours total darkness

StartEndHoursAIS OffAIS OnDistanceImplied SpeedAnalysis
2026-01-252026-01-2613HIGH RISK ZONE
2024-03-032024-03-0421HIGH RISK ZONE
2023-10-142023-10-1659HIGH 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

43 events, 726 hours total (stationary at sea — possible STS transfers)

StartHoursPositionSpeedRisk Zone
2026-07-171348.8, -7.81.4 kn
2026-07-161549.4, -7.91.0 kn
2026-07-16249.4, -8.01.1 kn
2026-07-15449.9, -0.51.0 kn
2026-06-10624.9, -89.11.7 kn
2026-04-141612.5, -62.81.5 kn
2026-04-13112.3, -62.91.8 kn
2026-04-13112.3, -62.92.0 kn
2026-03-214-35.2, -55.50.1 kn
2026-02-09231.7, -80.50.6 kn

STS Encounter Detection

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

2025-05-27 — 25.4, -94.4

VesselIMOStatusDurationSpeed
PALMA9384033Clean25h1.3 kn

2025-04-28 — 29.4, -93.7

VesselIMOStatusDurationSpeed
STENHEIM9261114Clean22h0.1 kn

2025-03-31 — 25.4, -93.2

VesselIMOStatusDurationSpeed
CLEAN RAIDER9425318Clean32h1.1 kn

2025-03-07 — 28.8, -94.5

VesselIMOStatusDurationSpeed
CONSTELLATION9308091Clean41h0.1 kn
LOKHOLMEN9433303Clean86h0.2 kn
FARHAH9484742Clean28h0.2 kn
UOG HERMES9550694Clean46h0.3 kn
STI LOMBARD9708150Clean14h1.1 kn

2025-03-06 — 25.4, -92.9

VesselIMOStatusDurationSpeed
ANDROMEDA9352561Clean29h1.1 kn
ANDROMEDA9352561Clean38h0.9 kn
CAP THEODORA9380740Clean46h1.0 kn

2025-03-04 — 25.6, -93.2

VesselIMOStatusDurationSpeed
ANDROMEDA9352561Clean29h1.1 kn

2024-10-12 — 54.5, 7.1

VesselIMOStatusDurationSpeed
STI PONTIAC9704465Clean21h1.2 kn
STI PONTIAC9704465Clean2h1.4 kn

11 unique vessels encountered, 0 sanctioned

USCG Registration

StatusActive
Call SignV7EI8
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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