Voyage estimate
MR voyage: Brofjorden to Boston
A MR carrying 37,000 tonnes from Brofjorden to Boston sails about 3,269 nm laden on the open-sea route, about 10.9 days at 12.5 knots. With the ballast leg back and 4 days in port, the round voyage takes about 25.4 days and burns about 511 tonnes of fuel.
Round voyage
25.4 d
10.9 d laden
Laden distance
3,269 nm
Shortest route
Fuel (VLSFO)
511 t
Round voyage
CO2
1,610 t
805 t in EU ETS
Round voyage breakdown
| Leg | Distance | Speed | Days | Fuel |
|---|---|---|---|---|
Laden Brofjorden → Boston | 3,269 nm | 12.5 kn | 10.9 | 261 t |
Ballast Boston → Brofjorden | 3,269 nm | 13 kn | 10.5 | 210 t |
Port time Loading and discharge | — | — | 4.0 | 40 t |
| Round voyage | 6,537 nm | 25.4 | 511 t |
Laden on the open-sea route; ballast on the open-sea route.
Emissions and EU ETS
The round voyage burns about 511 tonnes of VLSFO, emitting about 1,610 tonnes of CO2. One end of the voyage is in the EU ETS area, so half of the emissions at sea count, plus emissions at the EU berth: about 805 tonnes of CO2, or the same number of EU allowances.
From 2026 shipping companies surrender allowances for 100% of in-scope emissions. Who pays is for the charter party to say.
Assumptions
- Cargo
- 37,000 t
- Laden speed
- 12.5 kn at 24 t/day
- Ballast speed
- 13 kn at 20 t/day
- Port time
- 4 days at 10 t/day
- Laden draft
- 12 m
- CO2 factor
- 3.151 t per t fuel
Other ship sizes on this route
Questions
How long does a MR take from Brofjorden to Boston?
About 10 days 21 hours laden at 12.5 knots over 3,269 nm on the open-sea route. The full round voyage, with the ballast leg back and 4 days in port, takes about 25.4 days.
How much fuel does a MR burn on this voyage?
About 511 tonnes of VLSFO for the round voyage (261 t laden, 210 t ballast, 40 t in port), emitting about 1,610 tonnes of CO2.
Is this voyage in the EU Emissions Trading System?
Yes. One end is in the EU ETS area, so half the sea emissions count, plus emissions at the EU berth: about 805 tonnes of CO2, which means the same number of EU allowances to surrender.