This page explains how Jerry Klein (USATT# 16283)'s rating went from 1229 to 1227 at the Chattahoochee Valley Table Tennis event from 25 Apr 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.