This page explains how Ronald Kauffman (USATT# 78336)'s rating went from 845 to 864 at the Charlotte $1000 Loopalalooza held on - 3 May 2009. 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.