This page explains how Walter Wong (USATT# 63298)'s rating went from 1043 to 1042 at the 2006 Golden State Open held on - 28 May 2006. 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.