This page explains how Brian Louie (USATT# 28173)'s rating went from 1549 to 1542 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.