This page explains how Umar Brown (USATT# 83534)'s rating went from 1045 to 1047 at the 2012 Luke White Memorial Team League event from 7 May 2012. 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.