This page explains how Tom Metz (USATT# 73482)'s rating went from 1219 to 1227 at the West Morris Area YMCA event from 10 Feb 2007. 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.