This page explains how Brian Zhao (USATT# 89429)'s rating went from 1426 to 1634 at the 2013 DFWTT Fall 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.