Followed for 2 years and 10 months, from May 2010 to March 2013, across 552 recorded positions.
It ranged between 48°N and 49°N, never leaving the northern hemisphere.
The water and air it moved through ran from 3°C to 22°C.
It averaged 0.4 km a day, every day, across the whole tracking period.
It finished within 16 km of where it started, a round trip closed almost exactly.