I've been playing chess about 15 years. Learned from a book and played against computer until a couple of years ago when I began playing against actual people online.
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 game stats will become available within 24 hours of 20 rated games being completed.