Lap-time

During all sessions, lap-time is recorded for each completed lap by a transponder that measures the time to within one-thousandth of a second. 

The lap is further broken down into sectors (x3) and mini sectors. Drivers have a lap delta on their steering wheelAn F1 car steering wheel is a custom-built device that, in addition to steering the car, feeds back to the... There's more... that allows them to see their performance against the previous laps to within 0.001 seconds. 

If a driverOK, so we all know what the driver is, right. I've always liked the description that F1 drivers are like... There's more... goes beyond the track limits during practice or qualifyingQualifying (Quali) is a one-hour session used to determine pole position and the order the cars will line up behind... There's more..., their lap-time will be deleted, and the latter could impact their qualifying position. The same occurs during the race, with the drivers being shown a black flagWhen the black flag is shown along with the number of the car then that driver has been disqualified and... There's more... for the third offence.

During each of the sessions, the broadcaster display’s this data to show how the cars performing. 

You can follow the action on your device through the F1F1 is the pinnacle of open wheel,  single seater car racing and arguably the highest level of any motorsport globally.... There's more... App – get it here