After correcting the logs for errors in location,
Gubbins compared the directions of captains» compass needles with the magnetic properties of rocks from the same period, allowing him to construct a time line of movements in the magnetic field.
Tipping the scales at just over 2300 kg, the Porsche Panamera Turbo S - E Hybrid carries almost 300 kg of extra ballast (battery, electric
gubbins etc)
compared to the non-hybrid V8 turbo Panamera.