This page explains how John Han Lee (USATT# 25372)'s rating went from 1805 to 1821 at the Cary Open Giant RR Jamboree held on - 28 Aug 2004. 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.