This page explains how Avishy Schmidt (USATT# 39366)'s rating went from 2169 to 2149 at the Alameda Table Tennis Club event from 7 Oct 2008. 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.