This page explains how Haihong Zhu (USATT# 274612)'s rating went from 1878 to 1876 at the NJTTC Thursday Adv League event from 12 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.