This page explains how Joel Christo (USATT# 11976)'s rating went from 1603 to 1512 at the Lakeland Table Tennis League event from 30 Jan 2005. 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.