Keep up to date with all the action from the opening day of the final pre-season test of 2015 from the Circuit de Catalunya with F1i.
The second of back-to-back tests at the track gets underway on Thursday morning, with running from 9am-1pm and 2pm-6pm local time. F1i will be at the circuit on each day to bring you live timing, commentary, interviews and analysis ahead of the start of the new season.
The second pre-season test saw Lotus fastest on three out of four days but using the supersoft tyre, with Mercedes' Nico Rosberg setting the second best time on mediums to hint at the pace of the W06.
Fernando Alonso will miss the final test for McLaren following his crash on Sunday which saw him hospitalised for three nights, with Jenson Button driving on the opening day and Kevin Magnussen scheduled to take part at some stage.
Force India is due to launch its new car at the final test, with the VJM08 scheduled to arrive on Friday morning in Barcelona. The team hopes it will be able to complete some mileage on Friday afternoon before two full days over the weekend.
Click here for live coverage of testing from Barcelona
Driver line-ups for the final test
Click here for the gallery from day four of the second test
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