This page explains how Steve Nguyen (USATT# 39842)'s rating went from 2227 to 2197 at the West Covina 1994 Open held on - 5 Jun 1994. 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.