This page explains how Zhengrui Zhong (USATT# 220911)'s rating went from 2095 to 2085 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.

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.