Bottas set a best time of 1m16.625s using the C3 Pirelli tyres, which were the designated softs for last weekend’s Spanish Grand Prix, shortly before midday.

This consolidated his advantage at the top of the timesheets over driver Charles Leclerc, who had earlier topped the times.

Leclerc improved his time shortly afterwards using the Pirelli C1 tyres, the hards last weekend, to close to 0.797s behind.

Bottas subsequently set the fastest times of the day in each sector, although did not put them together on the same lap so his time did not improve.

driver Carlos Sainz Jr was third-fastest using the C2 Pirellis, just 0.021s quicker than the similarly-shod Red Bull of .

Gasly completed 77 laps during the four hours of running, more than anyone else.

fielded a second car in Spanish Grand Prix specification for Pirelli test work, with Sebastian Vettel driving and ending up fifth-fastest using unmarked test tyres.

driver Daniil Kvyat was sixth using C3 rubber ahead of Pietro Fittipaldi for Haas.

The ian made a series of improvements in the final hour before lunch using C3 rubber, working his way down to a 1m18.643s.

driver Sergio Perez was eighth-quickest in the second Pirelli test car, ahead of Renault driver .

Hulkenberg had a quiet morning, completing only 12 laps early on before taking his tally to 22 and improving to a 1m20.239s.

simulator driver Nick Yelloly made his first F1 appearance for four years and ended up 10th-fastest, just ahead of Alfa Romeo’s test debutant Callum Ilott.

Ilott focused on running on C2 rubber, setting his best time with just under 40 minutes remaining.

F2 championship leader Nicholas Latifi returned to action for ahead of his planned FP1 appearance during the weekend.

He set a best time of 1m21.008s, 4.483s off the pace, using C2 Pirellis.

Pos.DriverCarTimeGapLaps
11:16.525 69
2Charles Leclerc1:17.3220.79766
3Carlos Sainz1:18.2631.73864
4Red Bull1:18.2841.75977
5Sebastian Vettel1:18.4251.90058
6Daniil Kvyat1:18.5972.07257
7Pietro FittipaldiHaas1:18.6432.11857
8Sergio Perez1:19.7193.19466
9Renault1:20.2393.71426
10Nick Yelloly1:20.6094.08455
11Callum IlottAlfa Romeo1:20.6834.15831
12Nicholas Latifi1:21.0084.48366

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List

, AMG W10

Valtteri Bottas, Mercedes AMG W10

1/12

Photo by: Zak Mauger / LAT Images

, AMG W10

Valtteri Bottas, Mercedes AMG W10

2/12

Photo by: Mark Sutton / Sutton Images

Nick Yelloly, RP19

Nick Yelloly, Racing Point RP19

3/12

Photo by: Mark Sutton / Sutton Images

Carlos Sainz Jr., MCL34

Carlos Sainz Jr., McLaren MCL34

4/12

Photo by: Mark Sutton / Sutton Images

Charles Leclerc, SF90

Charles Leclerc, Ferrari SF90

5/12

Photo by: Zak Mauger / LAT Images

, Renault R.S. 19

Nico Hulkenberg, Renault R.S. 19

6/12

Photo by: Zak Mauger / LAT Images

Pietro Fittipaldi, Haas VF-19

Pietro Fittipaldi, Haas VF-19

7/12

Photo by: Joe Portlock / LAT Images

Callum Ilott, Alfa Romeo C38, spins

Callum Ilott, Alfa Romeo C38, spins

8/12

Photo by: Mark Sutton / Sutton Images

Nick Yelloly, RP19

Nick Yelloly, Racing Point RP19

9/12

Photo by: Mark Sutton / Sutton Images

Nicholas Latifi, FW42

Nicholas Latifi, Williams FW42

10/12

Photo by: Joe Portlock / LAT Images

Nicholas Latifi, FW42

Nicholas Latifi, Williams FW42

11/12

Photo by: Zak Mauger / LAT Images

Sebastian Vettel, SF90

Sebastian Vettel, Ferrari SF90

12/12

Photo by: Mark Sutton / Sutton Images