This page explains how Brad Wommack (USATT# 53417)'s rating went from 1507 to 1490 at the 2008 Lindenwood September Open held on - 7 Sep 2008. 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.