This page explains how Po Keung Chan (USATT# 58713)'s rating went from 1447 to 1650 at the Rhode Island State Games held on - 25 Jul 1998. 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.