This page explains how Quang Dang Bui (USATT# 4547)'s rating went from 2428 to 2427 at the Rose City Open held on - 18 Jun 1995. 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.