Voyage estimate
VLCC voyage: Bonny to Sikka
A VLCC carrying 270,000 tonnes from Bonny to Sikka sails about 7,098 nm laden on the open-sea route, about 23.7 days at 12.5 knots. With the ballast leg back and 4 days in port, the round voyage takes about 50.4 days and burns about 2,465 tonnes of fuel.
Round voyage
50.4 d
23.7 d laden
Laden distance
7,098 nm
Shortest route
Fuel (VLSFO)
2,465 t
Round voyage
CO2
7,767 t
Outside EU ETS
Round voyage breakdown
| Leg | Distance | Speed | Days | Fuel |
|---|---|---|---|---|
Laden Bonny → Sikka | 7,098 nm | 12.5 kn | 23.7 | 1,301 t |
Ballast Sikka → Bonny | 7,098 nm | 13 kn | 22.7 | 1,024 t |
Port time Loading and discharge | — | — | 4.0 | 140 t |
| Round voyage | 14,196 nm | 50.4 | 2,465 t |
Laden on the open-sea route; ballast on the open-sea route.
Emissions and EU ETS
The round voyage burns about 2,465 tonnes of VLSFO, emitting about 7,767 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 Bonny to Sikka?
About 23 days 16 hours laden at 12.5 knots over 7,098 nm on the open-sea route. The full round voyage, with the ballast leg back and 4 days in port, takes about 50.4 days.
How much fuel does a VLCC burn on this voyage?
About 2,465 tonnes of VLSFO for the round voyage (1,301 t laden, 1,024 t ballast, 140 t in port), emitting about 7,767 tonnes of CO2.