CHEMSTAR IRIS — Know Your Vessel

Updated: 2026-08-05 | Source: ship.rootz.global | Data: OFAC, EIA, EU MRV, GFW, AIS, USCG
Flag State
PANAMA
Type
Chemical tanker
Built
2018
8 years old
DWT
25,000

Present Location

Last seen at
BUENOS AIRES
ARG
Arrived
2025-07-27
Departed
2025-07-27
374d ago

Risk Assessment

Carbon Intensity (CII)

Rating (2023)
Unrated
CO2 Emissions
6,131
tonnes/year
Distance
31,076
nm/year
YearRatingRatio
2023Unrated
2022Unrated
2021Unrated
2020Unrated
2018Unrated

EU MRV 2023: 6,131 t CO2, 1,956 t fuel, 197.28 kg CO2/nm

Voyage Pattern

Port Visits
99
Avg Dwell
70h
3d per port
Port Utilization
40%
time in port
Dark Events
3
108h total

Primary route: DURBAN → PARANAGUA → ULSAN

Data period: 2023-08-06 to 2025-07-27

PortCountryVisits
DURBANZAF9
ULSANKOR4
PARANAGUABRA4
HOUSTONUSA3
GATUN LAKE ANCHORAGEPAN3

Recent port calls:

ArrivalDeparturePortCountryDuration
2025-07-272025-07-27BUENOS AIRESARG0.4d
2025-07-192025-07-24PARANAGUABRA4.1d
2025-07-052025-07-10ARG4.7d
2025-06-302025-07-03RIO GRANDEBRA2.5d
2025-06-252025-06-28RIO GRANDEBRA3.3d
2025-06-212025-06-22BOTAFOGOBRA1.1d
2025-06-202025-06-21RIO DE JANEIROBRA1.4d
2025-06-162025-06-19SANTOSBRA2.4d
2025-05-192025-05-28USA9.1d
2025-05-162025-05-18HOUSTONUSA1.7d
2025-05-152025-05-16USA0.7d
2025-05-092025-05-10CARTAGENACOL1.2d
2025-05-052025-05-05TTO0.8d
2025-04-282025-05-02ST CROIXVIR4.4d
2025-04-242025-04-27SAN JUANPRI3.5d
2025-04-192025-04-19GATUN LAKE ANCHORAGEPAN0.2d
2025-04-172025-04-19BALBOAPAN1.4d
2025-04-112025-04-15NIC3.5d
2025-04-082025-04-10PUERTO QUETZALGTM2.7d
2025-03-302025-04-05GTM5.8d

AIS Dark Periods

3 events, 108 hours total darkness

StartEndHoursAIS OffAIS OnDistanceImplied SpeedAnalysis
2024-01-042024-01-0521HIGH RISK ZONE
2023-12-302023-12-3129HIGH RISK ZONE
2023-12-252023-12-2759HIGH 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

44 events, 326 hours total (stationary at sea — possible STS transfers)

StartHoursPositionSpeedRisk Zone
2026-07-21415.0, -69.61.6 kn
2026-06-08113.5, -90.51.9 kn
2026-06-08813.5, -90.50.8 kn
2026-02-28134.5, -121.30.5 kn
2026-01-08129.6, 123.10.8 kn
2026-01-07130.5, 124.81.3 kn
2026-01-06730.7, 124.61.4 kn
2026-01-06130.7, 124.31.3 kn
2026-01-06330.8, 124.10.7 kn
2026-01-011431.3, 123.21.1 kn

STS Encounter Detection

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

2026-01-01 — 31.3, 123.2

VesselIMOStatusDurationSpeed
TRANS CATALONIA9176694Clean76h0.1 kn
CHEM STELLAR9731755Clean79h0.1 kn

2025-12-31 — 31.3, 123.1

VesselIMOStatusDurationSpeed
TRANS CATALONIA9176694Clean76h0.3 kn
CHEM STELLAR9731755Clean79h0.1 kn

2025-12-30 — 31.2, 123.2

VesselIMOStatusDurationSpeed
TRANS CATALONIA9176694Clean76h0.3 kn
CHEM STELLAR9731755Clean79h0.1 kn

2025-02-21 — 19.4, -95.6

VesselIMOStatusDurationSpeed
STI LEBLON9785706Clean3h1.6 kn

2024-06-18 — -35.2, -55.5

VesselIMOStatusDurationSpeed
MTM WESTPORT9317858Clean7h0.4 kn
BOW HARMONY9379909Clean284h0.1 kn
AGIOS NIKOLAOS IV9464364Clean267h0.0 kn
NV ATHENA9527075Clean111h0.0 kn
HAFNIA HAWK9607198Clean113h0.1 kn
SILVER ELEANOR9692301Clean425h0.0 kn

2023-09-10 — 42.0, 28.9

VesselIMOStatusDurationSpeed
LUCKY LADY9288796Clean7h1.9 kn
LUCKY LADY9288796Clean4h1.4 kn

2023-09-10 — 42.1, 28.7

VesselIMOStatusDurationSpeed
LUCKY LADY9288796Clean1h2.0 kn

10 unique vessels encountered, 0 sanctioned

USCG Registration

StatusActive
Call Sign3FXY3
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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