This page explains how Jerry Lewis Alderman (USATT# 3821)'s rating went from 1545 to 1415 at the Mohawk Valley TTC League event from 18 Jul 2011. 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.