YASA GOLDEN BOSPHORUS — Know Your Vessel

Updated: 2026-07-27 | Source: ship.rootz.global | Data: OFAC, EIA, EU MRV, GFW, AIS, USCG
Flag State
MARSHALL ISLANDS
Type
Oil tanker
Built
2007
19 years old
DWT
25,000

Present Location

Last seen at
SINGAPORE
SGP
Arrived
2026-06-08
Departed
2026-06-19
38d ago

Risk Assessment

Carbon Intensity (CII)

Rating (2023)
Unrated
CO2 Emissions
7,463
tonnes/year
Distance
14,795
nm/year
YearRatingRatio
2023Unrated
2022Unrated
2021Unrated
2020Unrated
2019Unrated
2018Unrated

EU MRV 2024: 6,817 t CO2, 2,175 t fuel

Voyage Pattern

Port Visits
97
Avg Dwell
131h
5d per port
Port Utilization
48.4%
time in port
Dark Events
1
23h total

Primary route: HOUSTON → MARSAXLOKK → SAINT HELENS

Data period: 2023-06-25 to 2026-06-19

PortCountryVisits
HOUSTONUSA9
TELOK RAMUNIAMYS4
SAINT HELENSGBR4
MARSAXLOKKMLT4
ZAWIALBY2

Recent port calls:

ArrivalDeparturePortCountryDuration
2026-06-082026-06-19SINGAPORESGP10.7d
2026-06-062026-06-08TANJUNG PELEPASMYS2.6d
2026-06-012026-06-04TELOK RAMUNIAMYS3.6d
2026-05-122026-05-19AUS6.9d
2026-05-092026-05-11AUS2.8d
2026-05-072026-05-09AUS1.1d
2026-05-042026-05-07AUS3.4d
2026-04-302026-05-01PORT BONYTHONAUS1.1d
2026-04-292026-04-30AUS0.9d
2026-04-152026-04-17TELOK RAMUNIAMYS1.9d
2026-04-032026-04-08SINGAPORESGP5.7d
2026-03-222026-04-03TANJUNG PELEPASMYS11.5d
2026-03-062026-03-07MARSA BASHAYERSDN1.2d
2026-02-152026-02-16TELOK RAMUNIAMYS1.3d
2026-01-282026-02-07TELOK RAMUNIAMYS10.1d
2026-01-092026-01-12AUS3.5d
2025-12-302026-01-09AUS10d
2025-12-082025-12-10AUS2.3d
2025-12-032025-12-08AUS4.6d
2025-11-162025-11-17MYS1.3d

AIS Dark Periods

1 events, 23 hours total darkness

StartEndHoursAIS OffAIS OnDistanceImplied SpeedAnalysis
2024-08-162024-08-1723HIGH 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

94 events, 2004 hours total (stationary at sea — possible STS transfers)

StartHoursPositionSpeedRisk Zone
2026-04-182-2.0, 107.21.1 kn
2026-04-091491.6, 104.70.0 kn
2026-03-1636.7, 77.70.7 kn
2026-03-11514.2, 54.01.0 kn
2026-03-02716.8, 40.81.0 knHIGH RISK
2026-02-24110.0, 69.61.9 kn
2026-02-1783.6, 100.30.7 kn
2026-02-071691.6, 104.70.2 kn
2026-01-2191.2, 135.91.7 kn
2025-12-2331-40.0, 173.30.1 kn

STS Encounter Detection

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

2026-04-09 — Singapore Strait

VesselIMOStatusDurationSpeed
GLOBAL STAR9198082SANCTIONED1173h0.1 kn
VETER9233739SANCTIONED1129h0.1 kn
QUAY STAR9239472Clean422h0.0 kn
SEYCHELLES PIONEER9255517Clean234h0.0 kn
BRIDGET9289532Clean599h0.1 kn
OCEAN SUNRISE9292357Clean270h0.0 kn
MARISSA9299422Clean181h0.0 kn
YC DAISY9304344Clean99h0.0 kn
KESTREL9330355Clean539h0.3 kn
NSH SINGAPORE9343754Clean33h0.0 kn
SEACONGER9352298Clean405h0.0 kn
JENGGALA BANGO9394208Clean959h0.1 kn
BAO YU8519966SANCTIONED818h0.0 kn
PUYANG9174220SANCTIONED1786h0.0 kn
DING HENG 439492957Clean91h0.0 kn
MERU9187227SANCTIONED53h0.1 kn
AMFITRION9724623Clean356h0.0 kn

2026-02-07 — Singapore Strait

VesselIMOStatusDurationSpeed
ZEVS9168946SANCTIONED1384h0.1 kn
GLOBAL STAR9198082SANCTIONED703h0.1 kn
OCEAN SUNRISE9292357Clean99h0.1 kn
NSH SINGAPORE9343754Clean8h0.1 kn
SMYRTOS9389100Clean31h0.1 kn
ZENOVIA LADY9389277Clean5h0.2 kn
WINTER 899416800Clean243h0.0 kn
G SUMMER9143506SANCTIONED165h0.0 kn
AMFITRITI9419369Clean19h0.2 kn
NCC SHAMS9459010Clean6h0.4 kn
DA LI9113379SANCTIONED2068h0.0 kn
DING HENG 439492957Clean24h0.1 kn
DING HENG 439492957Clean28h0.1 kn
ASTIPALEA9711509Clean1138h0.1 kn
HYDE PARK9725861Clean119h0.1 kn

2025-05-31 — 28.9, -94.4

VesselIMOStatusDurationSpeed
EAGLE SAN DIEGO9594834Clean33h0.0 kn

2025-04-06 — 40.6, 2.1

VesselIMOStatusDurationSpeed
MERAPI9430167Clean171h0.8 kn

2024-09-27 — 28.7, -94.7

VesselIMOStatusDurationSpeed
OCEAN SUNRISE9292357Clean56h0.0 kn
VESTHOLMEN9421295Clean194h0.1 kn

2024-09-25 — 28.7, -94.7

VesselIMOStatusDurationSpeed
OCEAN SUNRISE9292357Clean56h0.0 kn

2024-09-20 — 28.6, -94.7

VesselIMOStatusDurationSpeed
VESTHOLMEN9421295Clean86h0.1 kn
DUBAI BRILLIANCE9422550Clean124h0.0 kn
SEAWAYS RIO GRANDE9593438Clean22h0.2 kn
SEAWAYS FRIO9596985Clean2h0.6 kn

2024-09-18 — 28.5, -94.5

VesselIMOStatusDurationSpeed
MATILDA9407457Clean9h0.0 kn
FOUR WIND9419553Clean17h0.1 kn
VESTHOLMEN9421295Clean86h0.1 kn
DUBAI BRILLIANCE9422550Clean124h0.0 kn
STI ALEXIS9696694Clean65h0.1 kn

2024-05-26 — 28.6, -94.8

VesselIMOStatusDurationSpeed
BARBAROSA9415399Clean26h0.0 kn
VESTHOLMEN9421295Clean15h0.2 kn

37 unique vessels encountered, 8 sanctioned

USCG Registration

StatusActive
Call SignV7KQ8
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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