This page explains how Bruce Downs (USATT# 118113)'s rating went from 1063 to 1152 at the Gwinnett Table Tennis Club event from 1 Aug 2009. 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.