Jiaming Zheng
USATT#: 216579
| Certified Umpire
2002 2011
Westchester December 2022 Open
29 Dec 2022 - 30 Dec 2022
29 Dec 2022 - 30 Dec 2022
This page explains how Jiaming Zheng (USATT# 216579)'s rating went from 2002 to 2011 at the Westchester December 2022 Open held on 29 Dec 2022 - 30 Dec 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.