This page explains how Chuan Robert Liu (USATT# 62899)'s rating went from 1861 to 1804 at the Long Beach Table Tennis League event from 13 Jun 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.