P1racenews AI automatic summary:
New Red Bull F1 driver Isack Hadjar was fastest on the opening day of Formula 1’s private, five-day test at Barcelona
New Red Bull Formula 1 driver Isack Hadjar impressed on the opening day of Formula 1’s private test in Barcelona, topping the timesheets. The test saw tight security measures in place to limit information leaking out, with only seven teams present. Red Bull and Mercedes emerged as the standout performers, leading the classification throughout the day. Hadjar’s fast lap of 1m18.159s put him ahead of George Russell in the Mercedes, while Franco Colapinto of Alpine rounded out the top three. Haas’ Esteban Ocon logged the most laps of the day at 154, showcasing impressive mileage. Audi and Cadillac faced technical issues, impacting their track time, as Ferrari and McLaren are set to join the test in the coming days.






