Live Timing
autosport
https://www.autosport.com/f1/live/2853769/barcelona-f1-test-day-one-2019
gptoday
https://www.gptoday.net/en/live/f1/245223/live-updates-follow-the-first-day-of-the-first-test-in-2019

skysports
https://www.skysports.com/f1/live-blog