This page explains how James R. Morris (USATT# 8495)'s rating went from 1622 to 1642 at the Atlanta Open Giant RR held on - 16 Nov 1996. 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.