This page explains how Shing-Li Sung (USATT# 30198)'s rating went from 2101 to 2105 at the Bay Area Table Tennis Federation event from 20 Feb 2009. 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.