This page explains how Haine Tang (USATT# 84243)'s rating went from 1635 to 1634 at the PSU Fall Open held on - 4 Nov 2011. 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.