Isabella Joy Xu
USATT#: 98155
2172 2166
2022 Butterfly September Tournament
18 Sep 2022 - 18 Sep 2022
18 Sep 2022 - 18 Sep 2022
This page explains how Isabella Joy Xu (USATT# 98155)'s rating went from 2172 to 2166 at the 2022 Butterfly September Tournament held on 18 Sep 2022 - 18 Sep 2022. 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.