This page explains how Avishy Schmidt (USATT# 39366)'s rating went from 2237 to 2236 at the Bay Area Table Tennis Federation event from 1 Nov 2009. 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.