This page explains how Homer G. Brown (USATT# 4485)'s rating went from 1927 to 2016 at the 16th Annual Decatur Open held on - 18 Aug 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.