Interval in F1 is signifies the time difference between two drivers on the race track. You can commonly spot the word “interval” displayed on the live leaderboard during a race. The times listed next to each driver’s name, according to their on-track position, represent this interval.
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For instance, if the driver in second place displays a time of +3.450, it signifies that they are trailing the leader by 3.450 seconds. The “interval” essentially quantifies the gap between a driver and the one directly ahead of them, with the times for all other drivers indicating their respective deficits compared to the leading driver.
The unit of measurement for the interval is in seconds.
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- Source [3]]( Interval in F1 https://en.wikipedia.org/wiki/Pit_stop): Pit stop – Wikipedia