This page explains how Han Xiao (USATT# 1819)'s rating went from 2419 to 2332 at the No. Amer. Teams Open Champions held on - 26 Nov 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.