Here are the session times for this weekend:

Friday 27 March
Free practice 1 starts: GMT 2:00 AM, CET 3:00 AM, local 10:00 PM
Free practice 2 starts: GMT 6:00 AM, CET 7:00 AM, local 2:00 PM
Saturday 28 March
Free practice 3 starts: GMT 6:00AM, CET 7:00 AM, local 2:00 PM
Qualifying starts: GMT 9:00 AM, CET 10:00 AM, local 5:00 PM
Sunday 29 March
Race starts: BST 8:00 AM, CEST 9:00 AM, local 3:00 PM