This page explains how Christopher Alan Shelor (USATT# 33072)'s rating went from 800 to 799 at the Quincy Table Tennis Club event from 3 Mar 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.