Hamilton joins a Ferrari side that were narrowly beaten to the constructors' title by McLaren last year.

De Bruyne, who joined City in 2015, is able to speak to foreign clubs from this month, with a view to leaving on a free transfer at the end of the season.

The prologue times do not count towards the overall standings but those in the top 10 get to choose their starting position for the first stage on Saturday.

The Spanish top flight's strict financial rules limit indebted Barcelona's spending.

Stumbles in October and early November left Arsenal playing catch-up.