This page explains how Michael Paul Goldenberg (USATT# 29101)'s rating went from 1247 to 1154 at the University of Michigan Table Tennis Club event from 29 Jan 2012. 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.