Xinyi Zhen
USATT#: 272563
| Regional Umpire
1448 1445
2023 USATT Southwest Regional Championships
26 May 2023 - 28 May 2023
26 May 2023 - 28 May 2023
This page explains how Xinyi Zhen (USATT# 272563)'s rating went from 1448 to 1445 at the 2023 USATT Southwest Regional Championships held on 26 May 2023 - 28 May 2023. 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.