This page explains how Bruce Gendron (USATT# 6064)'s rating went from 1235 to 1162 at the Mohawk Valley TTC League event from 27 Dec 2010. 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.