Xinyi Zhen
USATT#: 272563
| Regional Umpire
1262 1448
2023 HITTA Butterfly Spring Tournament
18 Mar 2023 - 19 Mar 2023
18 Mar 2023 - 19 Mar 2023
This page explains how Xinyi Zhen (USATT# 272563)'s rating went from 1262 to 1448 at the 2023 HITTA Butterfly Spring Tournament held on 18 Mar 2023 - 19 Mar 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.