Summary
Lewis Hamilton fastest in the morning
Nico Rosberg in the Mercedes in the afternoon
Trouble for Haas as Gutierrez completes one lap
Get involved #bbcf1
Get involved #ifanythingcanstopmercedespublished at 12:53 Greenwich Mean Time 2 March 2016
Postpublished at 12:45 Greenwich Mean Time 2 March 2016
Image source, Getty ImagesSebastian Vettel completed 63 laps in the morning, with a best lap time of 1:24.611.
"The morning programme centred on set-up work, running medium specification tyres for the entire time," says Ferrari.
Lunchtime readingpublished at 12:41 Greenwich Mean Time 2 March 2016
We've got 20m minutes until the drivers return to the circuit, so here's a bit of lunchtime reading.
- Lewis Hamilton has been nominated for the title of Laureus, external World Sportsman of the Year.
- Mercedes already well ahead in F1 pre-season testing, writes Andrew Benson.
- Fernando Alonso still believes he can win a third World Championship despite the struggles faced by his McLaren-Honda team.
Get involved #ifanythingcanstopmercedespublished at 12:33 Greenwich Mean Time 2 March 2016
So small yet so mighty.
Times and tyrespublished at 12:29 Greenwich Mean Time 2 March 2016
Postpublished at 12:17 Greenwich Mean Time 2 March 2016
Postpublished at 12:14 Greenwich Mean Time 2 March 2016
Testing update at lunchpublished at 12:11 Greenwich Mean Time 2 March 2016
1. Lewis Hamilton 1:23.622 73 laps
2. Kevin Magnussen 1:23.933 56 laps
3. Sebastian Vettel 1:24.611 63 laps
4. Valtteri Bottas 1:25.151 57 laps
5. Jenson Button 1:25.183 45 laps
6. Daniel Ricciardo 1:25.235 42 laps
7. Carlos Sainz 1:25.300 59 laps
8. Sergio Perez 1:26.188 58 laps
9. Pascal Wehrlein 1:27.064 43 laps
10. Marcus Ericsson 1:30.309 7 laps
Esteban Gutierrez No time 1 lap
Chequered flagpublished at 12:06 Greenwich Mean Time 2 March 2016
Image source, Getty ImagesBust out the hoverboard (what do we actually call this thing?), Lewis Hamilton's work is done.
He finishes fastest in the morning, the first time he has topped a testing session.
Postpublished at 12:00
It is 12:00 GMT - lunchtime - but the session is going on for another five minutes while a marshalling system check is performed.
Postpublished at 11:58 Greenwich Mean Time 2 March 2016
And Marcus Ericsson is out there, finally getting off the mark with a 1:30.309 on his fifth lap of the day.
Postpublished at 11:57 Greenwich Mean Time 2 March 2016
Lewis Hamilton has opted to get a few more minutes of track time before he hands over to Nico Rosberg and completes his 66th lap, completing the distance of the Spanish Grand Prix.
Get involved #ifanythingcanstopmercedespublished at 11:53 Greenwich Mean Time 2 March 2016
Knight Rider Hoff definitely.
The Hoff dressed as a pirate? Not so much.
Image source, Getty ImagesPostpublished at 11:50 Greenwich Mean Time 2 March 2016
Sergio Perez, Daniel Ricciardo and Carlos Sainz are out on the track at the moment.
Lewis Hamilton is back in the Mercedes garage, where he has been since setting the fastest time a little earlier.
With Nico Rosberg taking over after lunch, that could be it for the world champion for the day.
Get involved #bbcf1published at 11:47 Greenwich Mean Time 2 March 2016
It is a good observation. Testing, certainly as far as the Mercedes drives are concerned, is all part of the dance.
Hamilton leads the waypublished at 11:41 Greenwich Mean Time 2 March 2016
Now Lewis Hamilton goes fastest.
His latest run on the soft tyres sees him clock a 1:23.622 to nip ahead of Kevn Magnussen.
It looks like for the second day in a row Mercedes will top the timesheet at lunch, although Hamilton's time is six tenths of a second slower than Nico Rosberg's from yesterday.
Postpublished at 11:35 Greenwich Mean Time 2 March 2016
Postpublished at 11:31 Greenwich Mean Time 2 March 2016
A mixture of compounds on show at the moment with Kevin Magnussen (super-soft), Lewis Hamilton (soft) and Carlos Sainz (medium) out on the circuit.
Get involved #ifanythingcanstopmercedespublished at 11:29 Greenwich Mean Time 2 March 2016
At the moment, Kevin Magnussen is stopping Mercedes and Lewis Hamilton from going fastest in testing today.
We know that it will be a different story when the season gets under way, so we've been asking for you to tell us who can stop them via#ifanythingcanstopmercedes, external
Bruce Willis is a definite candidate.
Image source, Getty ImagesMagnussen goes fastestpublished at 11:22 Greenwich Mean Time 2 March 2016
A bit of a surprise name at the top of the timesheet as lunchtime approaches, Kevin Magnussen has just gone fastest of all. He does have super-soft tyres on his Renault, helping him clock 1:23.933.
Lewis Hamilton has also switched to a softer compound, swapping mediums for softs, and is within a whisker of Magnussen's time with 1:23.967.