This page explains how David C. Dickson (USATT# 5365)'s rating went from 1724 to 1673 at the Keystone State Games held on - 7 Aug 1994. 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.