Voyage estimate
VLCC voyage: Basrah Oil Terminal to Ulsan
A VLCC carrying 270,000 tonnes from Basrah Oil Terminal to Ulsan sails about 6,459 nm laden via the Strait of Hormuz and Malacca Strait, about 21.5 days at 12.5 knots. With the ballast leg back and 4 days in port, the round voyage takes about 46.2 days and burns about 2,256 tonnes of fuel.
Round voyage
46.2 d
21.5 d laden
Laden distance
6,459 nm
Shortest route
Fuel (VLSFO)
2,256 t
Round voyage
CO2
7,108 t
Outside EU ETS
Round voyage breakdown
| Leg | Distance | Speed | Days | Fuel |
|---|---|---|---|---|
Laden Basrah Oil Terminal → Ulsan | 6,459 nm | 12.5 kn | 21.5 | 1,184 t |
Ballast Ulsan → Basrah Oil Terminal | 6,459 nm | 13 kn | 20.7 | 932 t |
Port time Loading and discharge | — | — | 4.0 | 140 t |
| Round voyage | 12,919 nm | 46.2 | 2,256 t |
Laden via the Strait of Hormuz and Malacca Strait; ballast via the Strait of Hormuz and Malacca Strait.
Emissions and EU ETS
The round voyage burns about 2,256 tonnes of VLSFO, emitting about 7,108 tonnes of CO2. Neither port is in the EU ETS area, so no EU allowances are needed for this voyage.
Assumptions
- Cargo
- 270,000 t
- Laden speed
- 12.5 kn at 55 t/day
- Ballast speed
- 13 kn at 45 t/day
- Port time
- 4 days at 35 t/day
- Laden draft
- 22.5 m
- CO2 factor
- 3.151 t per t fuel
Other ship sizes on this route
Questions
How long does a VLCC take from Basrah Oil Terminal to Ulsan?
About 21 days 13 hours laden at 12.5 knots over 6,459 nm via the Strait of Hormuz and Malacca Strait. The full round voyage, with the ballast leg back and 4 days in port, takes about 46.2 days.
How much fuel does a VLCC burn on this voyage?
About 2,256 tonnes of VLSFO for the round voyage (1,184 t laden, 932 t ballast, 140 t in port), emitting about 7,108 tonnes of CO2.