Rosberg and triple world champion Lewis Hamilton shared testing duties on Tuesday, with the Briton taking over in the afternoon for a race simulation. Together, they did 169 laps without a hitch
Ferrari made a strong start to the first day of Formula One testing, on Monday, with four-times world champion Sebastian Vettel top of the timesheets at lunchtime with 72 laps completed.
Max Verstappen gave himself a perfect 20th birthday present by winning the last Malaysian Grand Prix on Sunday, while Lewis Hamilton stretched his Formula One world championship lead to 34 points.
Formula One world champion Lewis Hamilton was quickest for Mercedes in a rainswept final US Grand Prix practice session on Saturday that was held behind closed doors due to the weather conditions.
The German secured his first pole since Spain in May when the red flags came out with 36 seconds remaining, leaving team mate and championship leader Lewis Hamilton no chance of claiming a 12th pole in 14 races.
For Mercedes to be denied in Brazil, Ferrari will have to score 13 points more than Mercedes -- a feat they have managed only twice in 19 races so far this year.
Lewis Hamilton's hopes of clinching his fifth Formula One World championship at the US Grand Prix were boosted on Friday when Ferrari rival Sebastian Vettel was handed a three-place grid penalty for a practice infringement.
The pole was the second of the Dutch 22-year-old's Formula One career and the first in Brazil for engine partners Honda since the late triple champion Ayrton Senna in 1991 with McLaren.
Lewis Hamilton continued his season's sweep of qualifying at the Bahrain Grand Prix.
Sebastian Vettel trimmed Lewis Hamilton's Formula One lead to 17 points with eight races remaining.
Nico Rosberg won the Austrian Formula One Grand Prix in a Mercedes one-two finish on Sunday to stretch his championship lead over team mate Lewis Hamilton to 29 points after eight races.
Lewis Hamilton's dreams of winning the Italian Grand Prix for the third year in a row, and chalking up his 50th Formula One race victory, went out with the start lights on Sunday.
Lewis Hamilton of Mercedes stormed to pole position with a scorching lap in qualifying for the Malaysian Grand Prix as title rival Sebastian Vettel was left stranded in the garage and will start dead last.
The Dutchman stopped Hamilton from winning an eighth title with a gutsy turn in the final lap.
Lewis Hamilton's lap of one minute 25.892 seconds is a track record at the Silverstone circuit.
Triple Formula One world champion Lewis Hamilton won the Austrian Grand Prix on Sunday after a last-lap collision with Mercedes teammate Nico Rosberg as they fought for the lead.
Championship leader Lewis Hamilton put his Mercedes on pole position for the first Russian Grand Prix in Sochi on Saturday with team mate and title rival Nico Rosberg having to settle for second.
Nico Rosberg crossed the line a mammoth 37.7 seconds ahead of German compatriot Sebastian Vettel, who recovered after colliding with his Ferrari team mate Kimi Raikkonen at the first corner, to claim his third win from three races this season.
Sebastian Vettel won a tense Hungarian Grand Prix on Sunday in a Ferrari one-two that stretched his championship lead to 14 points after Mercedes rival Lewis Hamilton sportingly surrendered third place to his teammate.
Germany's Nico Rosberg won the Italian Grand Prix for dominant Mercedes on Sunday to cut teammate Lewis Hamilton's Formula One world championship lead to two points with seven races remaining.
Ferrari are giving Sebastian Vettel the Michael Schumacher treatment, according to the German's main title rival Lewis Hamilton.
'It's a great job by the team. Usually in the first day you don't get that many laps so I'm really happy'
The next time the four-time world champion will get behind the wheel will be for first Friday practice at Melbourne's Albert Park on March 23.
Sebastian Vettel has lived through a number of false dawns at Ferrari but bright sunshine bathed the team's garage after the German's Australian Grand Prix victory on Sunday.
Nico Rosberg drew first blood for Mercedes in the new Formula One season with a dominant Australian Grand Prix victory on Sunday after pole-sitter Lewis Hamilton and world champion Sebastian Vettel retired with reliability problems.
Monaco's Leclerc, who had started on pole position for the first time, lost power with 10 laps to go while leading and finished third with an extra point for the fastest lap.
Thunder, lightning and torrential rain washed out second practice at the U.S. Formula One Grand Prix on Friday after Nico Rosberg went fastest for Mercedes in a largely meaningless morning session.
Hamilton wrapped up his record-equalling seventh title in Turkey last month and picked up his 11th win of the season in Bahrain on Sunday. Mercedes have already won the constructors' title for an unprecedented seventh year in a row.
Formula One world champion Lewis Hamilton won the Belgian Grand Prix from pole position on Sunday to increase his lead over Mercedes team mate Nico Rosberg to 28 points with eight races remaining.
In a race of safety cars and surprises, Verstappen's former team mate Pierre Gasly made a first podium appearance in second place for Red Bull-owned Toro Rosso, a rare Honda-powered one-two.
The Formula One season winds up in Abu Dhabi on Sunday with both titles won, Lewis Hamilton aiming to close the year on a winning note and big money still at stake for those further down the paddock pecking order.
Verstappen took his 26th career win 0.9 of a second ahead of Spaniard Sainz,
Montreal-born Lance Stroll, who celebrated his 18th birthday on October 29 and has yet to pass his driving test, will be the first Canadian F1 racer since 1997 world champion Jacques Villeneuve, who won his title at Williams and retired in 2006.
Six-times world champion Lewis Hamilton and his team will take centre stage, hoping for another year of dominance after winning both titles for the past six years and ending up fastest in winter testing. Ferrari can be trusted to provide plenty of headlines with four-times champion Sebastian Vettel fighting to reassert himself at the team after being outshone by quick newcomer Leclerc, a double winner in 2019.
Ferrari's Sebastian Vettel was first and last in Austrian Grand Prix practice on a Friday that team principal Maurizio Arrivabene will not forget in a hurry after nearly being run over by Felipe Massa.
Nico Rosberg eased to victory at the Japanese Grand Prix on Sunday with a drive that handed Mercedes their third straight constructors championship and extended the German's lead in his pursuit of a maiden Formula One title.
Nico Rosberg denied world champion team mate Lewis Hamilton a fifth pole position in a row by seizing the top slot for Mercedes at the Spanish Grand Prix on Saturday.
Nico Rosberg swept to his fifth successive pole position on Saturday with Mercedes team mate and triple Formula One world champion Lewis Hamilton qualifying alongside on the Brazilian Grand Prix front row.
Since its inaugural race in 2008 the Singapore Grand Prix has gained a reputation for being the toughest challenge in Formula One, providing drivers with an extreme test of endurance in the trickiest conditions.
Lewis Hamilton took a huge stride towards a fourth Formula One title on Sunday with victory in an incident-packed Singapore Grand Prix after Ferrari title rival Sebastian Vettel crashed out at the start.