Rating Explainer

Johnnie Zhang

USATT#: 270377

1098 903

Westchester August 2021 Little Open
28 Aug 2021 - 29 Aug 2021

This page explains how Johnnie Zhang (USATT# 270377)'s rating went from 1098 to 903 at the Westchester August 2021 Little Open held on 28 Aug 2021 - 29 Aug 2021. The links below take you to pages that describe various aspects of the ratings processor.

Introduction

Initial Rating

The ratings 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