Jiaming Zheng
USATT#: 216579
| Certified Umpire
1997 1983
NYISC October 2023 Open
21 Oct 2023 - 21 Oct 2023
21 Oct 2023 - 21 Oct 2023
This page explains how Jiaming Zheng (USATT# 216579)'s rating went from 1997 to 1983 at the NYISC October 2023 Open held on 21 Oct 2023 - 21 Oct 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.