This page explains how Tracy R Hancock (USATT# 17833)'s rating went from 1671 to 1668 at the Newgy Table Tennis League event from 23 Jun 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.