This page explains how Raymond Kenneth Filz (USATT# 5775)'s rating went from 1686 to 1681 at the Charlotte Fall Open held on - 19 Oct 2002. 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.