MAERSK KALEA — Know Your Vessel

Updated: 2026-07-27 | Source: ship.rootz.global | Data: OFAC, EIA, EU MRV, GFW, AIS, USCG
Flag State
SINGAPORE
Type
Oil tanker
Built
2004
22 years old
DWT
25,000

Present Location

Last seen at
DUQM
OMN
Arrived
2024-02-06
Departed
2024-02-12
896d ago

Risk Assessment

Carbon Intensity (CII)

Rating (2023)
Unrated
CO2 Emissions
3,870
tonnes/year
Distance
13,055
nm/year
YearRatingRatio
2023Unrated
2018Unrated

EU MRV 2023: 3,870 t CO2, 1,230 t fuel, 296.42 kg CO2/nm

Voyage Pattern

Port Visits
29
Avg Dwell
97h
4d per port
Port Utilization
46.7%
time in port

Primary route: VITORIA → SANTOS → ROTTERDAM MAASVLAKTE

Data period: 2023-06-06 to 2024-02-12

PortCountryVisits
VITORIABRA4
SANTOSBRA4
ROTTERDAM MAASVLAKTENLD2
MARSAXLOKKMLT2
ZAWIALBY1

Recent port calls:

ArrivalDeparturePortCountryDuration
2024-02-062024-02-12DUQMOMN6d
2024-01-302024-02-04KHOR FAKKANARE5.2d
2023-12-282023-12-28LAS PALMASESP0.4d
2023-12-182023-12-20MARSAXLOKKMLT1.9d
2023-12-062023-12-07GIBRALTARGIB0.8d
2023-11-242023-12-05BANCO DEL HOYO ANCHORAGEESP10.9d
2023-11-182023-11-20NLD1.7d
2023-11-162023-11-18ROTTERDAM MAASVLAKTENLD2.2d
2023-11-022023-11-04TUR2.1d
2023-10-242023-10-31GRC6.3d
2023-10-152023-10-22ZAWIALBY7.1d
2023-09-302023-10-03TUN3.1d
2023-09-242023-09-27ALIAGATUR3.3d
2023-09-122023-09-20MARSAXLOKKMLT8.3d
2023-09-032023-09-05SAINT HELENSGBR1.6d
2023-09-022023-09-03GBR1d
2023-08-262023-09-02GBR7.2d
2023-08-242023-08-25GBR-461GBR1.2d
2023-08-232023-08-23FELIXSTOWEGBR0.4d
2023-08-212023-08-23ROTTERDAM MAASVLAKTENLD2d

Loitering Events

19 events, 302 hours total (stationary at sea — possible STS transfers)

StartHoursPositionSpeedRisk Zone
2023-12-17536.1, 16.91.6 kn
2023-12-143536.9, 19.10.9 kn
2023-12-14936.9, 19.11.4 kn
2023-12-124036.5, 18.51.1 kn
2023-12-11636.3, 17.90.5 kn
2023-12-11936.1, 18.01.3 kn
2023-11-07135.5, 18.91.9 kn
2023-10-121737.7, 11.10.4 kn
2023-10-104337.7, 11.10.3 kn
2023-10-092037.7, 11.10.7 kn

STS Encounter Detection

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

2023-12-14 — 36.9, 19.1

VesselIMOStatusDurationSpeed
STI DUCHESSA9669938Clean25h1.1 kn
STI DUCHESSA9669938Clean18h1.6 kn

2023-12-12 — 36.5, 18.5

VesselIMOStatusDurationSpeed
STI DUCHESSA9669938Clean15h1.4 kn

1 unique vessels encountered, 0 sanctioned

USCG Registration

StatusActive
Call Sign9VHF3
Deficiency Count0
Detention Count0
Last Exam

Data sources: USCG CGMIX, EU MRV (EMSA), CII computed, Global Fishing Watch. 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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