Passenger ship (Cruise Passenger ship) · Portugal flag
WORLD NAVIGATOR: CO₂ emissions 2021–2025
IMO 9871531 MMSI 255806207EU ETS5 reporting years
- CO₂ reported 2025
- 6,743 t
- Fuel burned
- 2,129 t
- Time at sea
- 2,567 h
- Emitted at berth
- 23% of total
- Share of year under way
- 29%
- Gross tonnage
- 9,935
WORLD NAVIGATOR against its type
At 9,935 gross tonnage it is smaller than 95% of the other 177 cruise ships with a recorded tonnage. It is one of 5 cruise ships here under the Portugal flag, 2.5% of the 202 on the register. Atlas Ocean Voyages is linked to 2 vessels on this register. The returns for 2021–2025 all give Madeira as port of registry.
Its 6,743 t of CO₂ for 2025 is 78% below the median of 31,269 t among the 200 cruise ships on this register that reported for 2025. Per nautical mile it emitted 250.6 kg CO₂, 69% below the type median of 821.3 kg. It logged 2,567 hours at sea against a median of 3,133 hours for its type that year. 22.7% of its 2025 emissions were at berth; the median for cruise ships was 15.1%. Across 5 years with reported emissions, the highest was 2025 (6,743 t) and the lowest 2022 (2,256 t). Of the 8 comparable vessels listed below with a 2025 return, 6 reported a lower CO₂ per nautical mile than this vessel.
Emissions by year2021–2025
| Year | CO₂ (t) | Fuel (t) | Distance (nm) | At sea (h) | At berth (t) | kg CO₂/nm | EEOI | Percentile |
|---|---|---|---|---|---|---|---|---|
| 2025 | 6,743 | 2,129 | — | 2,567 | 1,531 | 250.6 | — | — |
| 2024 | 6,447 | 2,011 | — | 2,537 | 735 | 218.6 | — | — |
| 2023 | 6,557 | 2,045 | — | 3,203 | 804 | 254.2 | — | — |
| 2022 | 2,256 | 704 | — | 974 | 219 | 229.0 | — | — |
| 2021 | 3,352 | 1,045 | — | 1,205 | 389 | 237.6 | — | — |
Vessel particulars
- IMO number
- 9871531
- MMSI
- 255806207
- Call sign
- CQAL5
- Gross tonnage
- 9,935
- Length overall
- 126.0 m
- Beam
- 19.0 m
- Flag state
- Portugal per EU MRV 2025
- Port of registry
- Madeira MRV 2025
- Home port
- Madeira
- Ice class
- IB
- Technical efficiency (design)
- EEDI (16.57 gCO₂/t·nm)
- Operator
- Atlas Ocean Voyages
- Verifier
- Tecnoveritas, Portugal
- Accreditation
- H0005
- Compliance document issued
- 2026-03-31
- Compliance document expires
- 2027-06-30
Reported CO₂ by year
Reported CO₂ in 2025 was 101.2% higher than in 2021, for EU/EEA voyages only.
From 2024 to 2025, emissions rose 4.6% and CO₂ per nautical mile rose 14.7%.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
- 6,848 t
- Methane (CH₄)
- 0.11 t
- Nitrous oxide (N₂O)
- 0.38 t
- Under EU ETS
- 5,584 t, 83% of total
Observed movementsAIS · Norwegian waters
- First seen
- 02 Dec 2025
- Last seen
- 26 Jul 2026
- Days observed
- 25
- Positions
- 2,651
- Median speed
- 11.7 kn
Its recorded positions span 58.0°N to 71.0°N and 4.5°E to 24.4°E.
344 hourly points from 2,651 positions. Filled circle first, open circle last; squares are ports for orientation, not calls.
Positions recorded per month
Norwegian Coastal Administration open AIS, Norwegian waters only, 01 Jul 2025 to 27 Jul 2026. A gap means the vessel was not recorded here, not that it was idle or that a transponder was off.
Sources and how to read this
- Emissions: EU MRV publication (THETIS-MRV), reporting years 2021–2025, published by the European Commission.
- Vessel particulars: Wikidata (CC0).
- Movements: Norwegian Coastal Administration open AIS extract.
This page draws on 5 MRV reporting years, 3 of 5 vessel particulars and AIS movements in Norwegian waters. Not found in the sources for this vessel: an efficiency ranking, 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.