This page explains how Patrick Kin Luen Lui (USATT# 7924)'s rating went from 1897 to 1908 at the Maryland Closed Championship held on - 2 Jun 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.