This page explains how Bruce L. Bayley (USATT# 56422)'s rating went from 957 to 946 at the 2011 Rose City Open held on - 12 Jun 2011. 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.