Rating Explainer

Zhiyong Zhang

USATT#: 271228

0 1571

2021 HITTA Butterfly Fall Open
14 Aug 2021 - 15 Aug 2021

This page explains how Zhiyong Zhang (USATT# 271228)'s rating went from n/a to 1571 at the 2021 HITTA Butterfly Fall Open held on 14 Aug 2021 - 15 Aug 2021. 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.

Pass 1

Pass 2

Pass 3

Pass 4