Who is Patrickolin? That is what everybody wants to know. If you are playing chess with him, then you can consider POL your friend. Also, POL is prone to making occasional careless errors. That's part of playing against POL.
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.