Since half of you don't look for changes in annoucements,
https://navyfield.com/Community/Forum/View.aspx?category=Z01&num=22579
Standard 200% exp rate but the real fun time starts from 2PM PST to 6 PM PST where it's 400% exp rate and 250% more credits/points gain rate( total of 350% rate? ). Finally AZ players aren't left out of the crazy EXP gains, even if it is only for 4 hours.