This page explains how HARRY CHAFETZ (USATT# 83536)'s rating went from 1109 to 1096 at the Westchester 2014 August Open held on - 24 Aug 2014. 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.