Hong-Zhong Zhang
USATT#: 10140
1890 1821
2016 Butterfly LA Open Tournament
3 Sep 2016 - 4 Sep 2016
3 Sep 2016 - 4 Sep 2016
This page explains how Hong-Zhong Zhang (USATT# 10140)'s rating went from 1890 to 1821 at the 2016 Butterfly LA Open Tournament held on 3 Sep 2016 - 4 Sep 2016. The links below take you to pages that describe various aspects of the rating processor.
Introduction
Initial Rating
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.