This page explains how Karl Mikesell (USATT# 54298)'s rating went from 1563 to 1569 at the Schaumburg Open held on - 7 Aug 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.