This page explains how Joon Chung (USATT# 91456)'s rating went from 1469 to 1453 at the Hi Winter Open held on - 9 Nov 2013. 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.