This page explains how David Evans (USATT# 83272)'s rating went from 1077 to 1043 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.