All raids start at 6pm server. If you are on later than 6 server, you are in jeopardy of not getting a raid invite and/or losing 100 attendance ep.
To be safe, it is a good idea to log on at bouat 5:40, 5:50 at the latest.
Tues : 6 - 10 or 11
Friday : 6 - 10 or 11
Saturday: 6 - 10 or 11
All raid end-times are flexible and depend on how fast/slow we do content.