This page explains how David Fleury (USATT# 58297)'s rating went from 1397 to 1398 at the Portland Double RR Open held on - 25 Mar 2000. 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.