This page explains how Dominic T Chan (USATT# 65206)'s rating went from 1820 to 1764 at the Sac-Rec October Open held on - 16 Oct 1999. 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.