Amy Zhang
USATT#: 218649
1969 1962
Spartans Butterfly Open
11 Jun 2021 - 13 Jun 2021
11 Jun 2021 - 13 Jun 2021
This page explains how Amy Zhang (USATT# 218649)'s rating went from 1969 to 1962 at the Spartans Butterfly Open held on 11 Jun 2021 - 13 Jun 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.