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Navalyze · Oil tanker · Ship

STEN BALTIC

IMO
9307671
Type
Oil tanker
Average cargo carried
7,412 t
Port of registry
Madeira
Technical efficiency
EEXI 7.42 g CO₂/t·nm
Ice class
IA

ISM company (DoC holder) in 2025: Rederiet Stenersen AS

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2025 at a glance

From the 2025 THETIS-MRV report. Carries about 7,412 t of cargo on average.

Fuel per mile
71.3 kg/nm
Oil tanker median 128.5 kg/nm (−45%)
CO₂ per transport work (cargo)
30.69
g CO₂/t·nm · Oil tanker median 7.95 (+286%)
Average speed
10.0 kn
Oil tanker median 10.7 kn (−7%)
Fuel per day at sea
17.1 t/day
Fuel consumed
2,757 t
CO₂ emitted
8,795 t
8,931 t CO₂eq incl. CH₄ and N₂O
Distance sailed
38,665 nm
CO₂ ÷ CO₂ per mile
Time at sea
3,866 h
161 days, 44% of the year

Within the oil tanker fleet, 2025

Set against all 1,665 oil tanker ships with a full-year 2025 report. Bigger ships burn more per mile but less per tonne of cargo, so read fuel per mile with the ship's size in mind.

Fuel per mileThis ship 71.3 kg/nm · median 128.5 (−45%)
76.1Ranks 135 of 1,665, lowest first190.8
Average speedThis ship 10.0 kn · median 10.7 (−7%)
8.0Faster than 30% of oil tanker ships12.1
CO₂ per transport work (cargo)This ship 30.69 g CO₂/t·nm · median 7.95 (+286%)
4.51Ranks 1,525 of 1,665, lowest first27.66
Middle 80% of shipsMiddle 50%Oil tanker medianThis ship

Where the emissions happen, 2025

THETIS splits each ship's CO₂ by voyage type. The split sets how much falls under the EU ETS: all of it within the EU and at berth, half of it on voyages into or out of the EU.

  • Between EU ports55%
  • From the EU16%
  • Into the EU16%
  • At berth in the EU13%

84% of this ship's CO₂ falls under the EU ETS (7,379 t).

Fuel burned laden
–
Not reported
CO₂ at berth
13.2%
Alongside in EU ports
Methane (CH₄)
0.1 t
Mainly from LNG; small for oil
CO₂eq ÷ CO₂
1.015
Uplift from CH₄ and N₂O, counted in full from 2026

Over the years

Full-year reports only. The Oil tanker median is the middle ship of all oil tanker ships reporting that year; it moves with the fleet, so a ship can gain on it without changing itself.

Fuel per mile, kg/nm

  • STEN BALTIC
  • Oil tanker median

Average speed, kn

  • STEN BALTIC
  • Oil tanker median

CO₂ per transport work (cargo), g CO₂/t·nm

  • STEN BALTIC
  • Oil tanker median

Year on year

YearSpeedFuel per mileFuel per dayDistanceCO₂ per TWReading
2024→2025+0.0 kn+4%+4%+6%+8%Same speed, fuel per mile up 4%; in line with the speed change.
2023→2024+0.3 kn+3%+6%+3%+3%0.3 kn faster, fuel per mile up 3%; in line with the speed change.
2022→2023−0.2 kn−8%−9%−0%+11%Same speed, fuel per mile down 8%; in line with the speed change.
2021→2022−0.4 kn+6%+2%−22%−6%0.4 kn slower, fuel per mile up 6%; worse than speed alone explains (fouling, weather, loading or trade).
2020→2021+0.9 kn−2%+7%+13%+3%0.9 kn faster, fuel per mile down 2%; better than speed alone explains (hull, engine or trade).
2019→2020+3.1 kn+8%+63%+3%−3%3.1 kn faster, fuel per mile up 8%; better than speed alone explains (hull, engine or trade).
2018→2019−0.3 kn−5%−10%+1%−5%Same speed, fuel per mile down 5%; in line with the speed change.

Part-year reports are left out of these comparisons. Fuel per mile rises roughly with the square of speed for a given ship, so a change in speed explains much of a change in fuel per mile.

Every reporting year

One row per THETIS-MRV report. A ship that changed operator during a year has a part-year report for each.

Operation

YearISM companyFuel tCO₂ tDistance nmAt sea hSpeed knFuel kg/nmCO₂ g/t·nmLaden fuel
2025Rederiet Stenersen AS2,7578,79538,6653,86610.071.330.69–
2024part-yearRederiet Stenersen AS2,4537,86535,9203,59410.068.328.48–
2024Rederiet Stenersen AS2,5198,07736,6173,66510.068.828.51–
2023not published2,3637,57735,5003,6559.766.627.62–
2022not published2,5648,21935,5353,5919.972.124.83–
2021not published3,0929,91245,6514,43510.367.726.47–
2020not published2,8048,98940,4914,3259.469.225.74–
2019not published2,5348,12339,4406,3076.364.226.45–
2018not published2,6518,49939,1525,9516.667.727.88–

Benchmark and verification

YearISM companyCO₂ per TW, g CO₂/t·nmOil tanker medianvs Oil tankerRankVerifierMethods
2025Rederiet Stenersen AS30.697.95+286%1,525 of 1,665DNVB+C
2024part-yearRederiet Stenersen AS––––DNVB+C
2024Rederiet Stenersen AS28.518.06+254%1,644 of 1,787DNV–
2023not published27.628.44+227%1,639 of 1,797DNVB+C
2022not published24.838.51+192%1,765 of 1,961DNVA
2021not published26.478.86+199%1,624 of 1,789DNVA
2020not published25.749.03+185%1,676 of 1,870DNVA
2019not published26.458.83+200%1,742 of 1,919DNVA
2018not published27.888.86+215%1,647 of 1,779DNVA

Fuel per mile and CO₂ per tonne-mile are the ship's own reported KPIs. Oil tanker ships are benchmarked on CO₂ per transport work (cargo) (TW), in g CO₂/t·nm. CO₂eq adds methane and nitrous oxide and is in the public files from 2024. Rank counts from the lowest figure among that year's oil tanker ships. Methods: A delivery notes, B tank monitoring, C flow meters, D direct measurement. FuelEU GHG intensity is not shown: it needs fuel types, which the public file does not carry. Operators are named only from 2024, the first year the public files carry them; earlier years belong to the ship, not to any company.

STEN BALTIC (IMO 9307671): fuel, emissions and EU ETS 2018–2025 | Navalyze