This page explains how Phillip L. Hawk (USATT# 19054)'s rating went from 1439 to 1413 at the Sooner State Games - Summer held on - 12 Jun 2004. 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.