Oil tanker · Hong Kong flag
DING HENG 23: CO₂ emissions 2024–2025
IMO 9841421 EU ETS2 reporting years
- CO₂ reported 2025
- 3,668 t
- Fuel burned
- 1,157 t
- Time at sea
- 2,067 h
- Emitted at berth
- 7% of total
- Share of year under way
- 24%
DING HENG 23 against its type
It is one of 139 oil tankers here under the Hong Kong flag, 3.9% of the 3,548 on the register. The returns for 2024–2025 all give HONG KONG as port of registry.
Its 3,668 t of CO₂ for 2025 is 54% below the median of 7,922 t among the 1,704 oil tankers on this register that reported for 2025. Per nautical mile it emitted 147.9 kg CO₂, 63% below the type median of 403.2 kg. It logged 2,067 hours at sea against a median of 2,030 hours for its type that year. 6.8% of its 2025 emissions were at berth; the median for oil tankers was 7.8%. Of the 3 comparable vessels listed below with a 2025 return, 0 reported a lower CO₂ per nautical mile than this vessel.
Emissions by year2024–2025
| Year | CO₂ (t) | Fuel (t) | Distance (nm) | At sea (h) | At berth (t) | kg CO₂/nm | EEOI | Percentile |
|---|---|---|---|---|---|---|---|---|
| 2025 | 3,668 | 1,157 | — | 2,067 | 250 | 147.9 | 42.2 | not ranked |
| 2024 | 3,023 | 955 | — | 2,104 | 210 | 131.2 | 25.9 | not ranked |
Vessel particulars
- IMO number
- 9841421
- Ship type
- Oil tanker
- Flag state
- Hong Kong per EU MRV 2025
- Port of registry
- HONG KONG MRV 2025
- Technical efficiency (design)
- EEXI (10.69 gCO₂/t·nm)
- Efficiency ranking
- Not ranked: transport work below the floor (2025)
- Verifier
- AMERICAN BUREAU OF SHIPPING HELLENIC SINGLE MEMBER LIMITED LIABILITY COMPANY (ABS HELLENIC S.M. LTD), Greece
- Accreditation
- 1083-2
- Compliance document issued
- 2026-03-27
- Compliance document expires
- 2027-06-30
Reported CO₂ by year
Reported CO₂ in 2025 was 21.3% higher than in 2024, for EU/EEA voyages only.
From 2024 to 2025, emissions rose 21.3% and CO₂ per nautical mile rose 12.8%.Distance is missing for at least one of the two years, so activity and efficiency cannot be separated here.
Where the 2025 emissions occurred
Methane, nitrous oxide and EU ETS2025
- Total CO₂ equivalent
- 3,724 t
- Methane (CH₄)
- 0.06 t
- Nitrous oxide (N₂O)
- 0.21 t
- Under EU ETS
- 2,608 t, 71% of total
Laden voyages2025
- CO₂ on laden voyages
- 2,667 t, 73% of total
- Fuel, laden
- 843 t
- CO₂ per nm, laden
- 133.7 kg
The rest of the 2025 total was emitted on ballast legs or at berth.
Sources and how to read this
- Emissions: EU MRV publication (THETIS-MRV), reporting years 2024–2025, published by the European Commission.
This page draws on 2 MRV reporting years and 1 of 5 vessel particulars. Not found in the sources for this vessel: an efficiency ranking, AIS movements in Norwegian waters, a name history, a licensed photograph, a sanctions listing and US port state inspections.
Empty means unreported, never zero. How EEOI, distance, percentiles and sister ships are handled is explained under reading a vessel page. Something wrong? See corrections.