Voyage estimate
VLCC voyage: Sidi Kerir to Houston
A VLCC carrying 270,000 tonnes from Sidi Kerir to Houston sails about 6,557 nm laden via the Strait of Gibraltar, about 21.9 days at 12.5 knots. With the ballast leg back and 4 days in port, the round voyage takes about 46.9 days and burns about 2,288 tonnes of fuel.
Round voyage
46.9 d
21.9 d laden
Laden distance
6,557 nm
Shortest route
Fuel (VLSFO)
2,288 t
Round voyage
CO2
7,209 t
Outside EU ETS
Round voyage breakdown
| Leg | Distance | Speed | Days | Fuel |
|---|---|---|---|---|
Laden Sidi Kerir → Houston | 6,557 nm | 12.5 kn | 21.9 | 1,202 t |
Ballast Houston → Sidi Kerir | 6,557 nm | 13 kn | 21.0 | 946 t |
Port time Loading and discharge | — | — | 4.0 | 140 t |
| Round voyage | 13,113 nm | 46.9 | 2,288 t |
Laden via the Strait of Gibraltar; ballast via the Strait of Gibraltar.
Emissions and EU ETS
The round voyage burns about 2,288 tonnes of VLSFO, emitting about 7,209 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 Sidi Kerir to Houston?
About 21 days 21 hours laden at 12.5 knots over 6,557 nm via the Strait of Gibraltar. The full round voyage, with the ballast leg back and 4 days in port, takes about 46.9 days.
How much fuel does a VLCC burn on this voyage?
About 2,288 tonnes of VLSFO for the round voyage (1,202 t laden, 946 t ballast, 140 t in port), emitting about 7,209 tonnes of CO2.