This page explains how Bo Zhang (USATT# 84643)'s rating went from 953 to 1244 at the 2015 Houston Cap New Year Open held on - 28 Feb 2015. 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.