As the teams stop for lunch Sebastian Vettal and Ferrari have alot to be pleased with having dominated the first morning of testing.
Sitting nearly two seconds ahead of his rivals Vettel has posted the best time of the morning having undertaken 72 laps to secure a morning record of 1:18.161 in Ferrari's new SF90 obliterating last years day one's fastest time of 1:20.179.
Sergio Perez was Vettel's closest challenger with a morning result of 1:19.944
Mercedes also managed to had a solid morning having done 69 laps with Valtteri Bottas securing third fastest with a 1:20.127.
Williams have had to delay testing have suffered the first blow of the new season, with the team saying their car will likely not run until "Wednesday at the earliest".
The problems means Williams are poised to miss at least two days of the eight days of pre-season testing. Deputy team boss Claire Williams said the delay is "extremely disappointing".