This page explains how Bryson Shelor (USATT# 33071)'s rating went from 553 to 544 at the Quincy Table Tennis Club event from 8 Oct 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.