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Navalyze · Oil tanker · Ship

OLYMPIC SEA

IMO
9489285
Type
Oil tanker
Average cargo carried
85,756 t
Flag (estimated)
Marshall Islands
Port of registry
Majuro
Technical efficiency
EEXI 3.45 g CO₂/t·nm

ISM company (DoC holder) in 2024: Springfield Shipping Co. Panama S.A.

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2024 at a glance

From the 2024 THETIS-MRV report. Carries about 85,756 t of cargo on average.

Fuel kg/nm
159
Oil tanker median 129 kg/nm (+23%)
CO₂ per transport work (cargo)
5.85
g CO₂/t·nm · Oil tanker median 8.06 (−27%)
Average speed
11.5 kn
Oil tanker median 10.9 kn (+6%)
Fuel per day at sea
43.8 t/day
Fuel consumed
798 t
CO₂ emitted
2,522 t
2,562 t CO₂eq incl. CH₄ and N₂O
Distance sailed
5,028 nm
CO₂ ÷ CO₂ per mile
Time at sea
437 h
18 days, 5% of the year

Within the oil tanker fleet, 2024

Set against all 1,787 oil tanker ships with a full-year 2024 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 kg/nmThis ship 159 kg/nm · median 129 (+23%)
79.5Ranks 1,358 of 1,787, lowest first194
Average speedThis ship 11.5 kn · median 10.9 (+6%)
8.1Faster than 69% of oil tanker ships12.3
CO₂ per transport work (cargo)This ship 5.85 g CO₂/t·nm · median 8.06 (−27%)
4.44Ranks 443 of 1,787, lowest first25.7
Middle 80% of shipsMiddle 50%Oil tanker medianThis ship

Where the emissions happen, 2024

THETIS splits each ship's emissions 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 ports0%
  • From the EU17%
  • Into the EU74%
  • At berth in the EU9%

55% of this ship's CO₂ falls under the EU ETS (1,379 t).

Fuel burned laden
–
Not reported
CO₂ at berth
235 t
9.3% of the ship's CO₂, alongside in EU ports
Methane (CH₄)
0.0 t
Mainly from LNG; small for oil, biofuel and methanol
CO₂eq uplift
+40 t
+1.6% CO₂eq on top of CO₂ alone, 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 kg/nm

  • OLYMPIC SEA
  • Oil tanker median

Average speed, kn

  • OLYMPIC SEA
  • Oil tanker median

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

  • OLYMPIC SEA
  • Oil tanker median

Year on year

YearAverage speedFuel kg/nmFuel per day at seaDistanceCO₂ per transport workReading
2023→2024−0.4 kn−0%−4%−65%−2%0.4 kn slower, fuel per mile flat; worse than speed alone explains (fouling, weather, loading or trade).

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 nmHours at seahAverage speedknots at seaFuel kg/nmthis shipCO₂ per transport work (cargo)g/t·nm, this shipLaden fuel
2024Springfield Shipping Co. Panama S.A.7982,5225,02843711.51595.85–
2023not published2,3147,25214,5581,22211.91595.99–

Benchmark and verification

YearISM companyCO₂ per TW, g CO₂/t·nmOil tanker medianvs Oil tankerRankVerifierMethods
2024Springfield Shipping Co. Panama S.A.5.858.06−27%443 of 1,787DNVA
2023not published5.998.44−29%428 of 1,797DNVA

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.