Stephanie Zhang
USATT#: 98300
| Certified Umpire
2038 1936
2021 Butterfly Invitational
15 Apr 2021 - 18 Apr 2021
15 Apr 2021 - 18 Apr 2021
This page explains how Stephanie Zhang (USATT# 98300)'s rating went from 2038 to 1936 at the 2021 Butterfly Invitational held on 15 Apr 2021 - 18 Apr 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.