This page explains how Michael Yip (USATT# 16143)'s rating went from 1791 to 1779 at the Raleigh-Brier Creek Giant RR I held on - 18 Aug 2007. 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.