I've been away from this site for multiple years, but have recently decided to make my way back to it. I'm currently a student at the University of Northern Colorado, studying math.
Tournament Entry Rating is calculated by the formula (CurrentRating + HighestRating) / 2. The entry rating will never drop to more than 100 points below your Highest Rating.
Rated stats are updated within 24 hours of the last completed rated game.