This page explains how Patrick Sunman Wu (USATT# 60420)'s rating went from 2070 to 2068 at the Bay Area Table Tennis Federation event from 27 Aug 2011. The links below take you to pages that describe various aspects of the rating processor.

The rating processor goes through 4 passes in order. The links take you to pages that provide detailed explanations of the calculations during each of the 4 passes.