This page explains how Long Zheng (USATT# 83634)'s rating went from 2054 to 2054 at the GHTTC August 2014 Open held on - 10 Aug 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.