This page explains how Soon-Guan Ow (USATT# 45866)'s rating went from 1623 to 1668 at the 2nd Annual NYC 2004 Open held on - 27 Jun 2004. 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.