This page explains how Aaron Chang (USATT# 93504)'s rating went from 822 to 809 at the Ararat Open 2014 held on - 15 Jun 2014. 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.