On weekdays my best time is anywhere withen 9:00 pm Server time and 11:00 pm server time, however I am able to attend raids usually between 5:00 Server time and 11:00 pm Server Time.  On fridays I can do 5:00 pmServer time to 3:00 pm Server time.  On saturday I can do between 7:00 am server time to 3:00 server time, on sunday I can do 7:00 am server time to 11:00 pm server time.