This page explains how Haihong Zhu (USATT# 274612)'s rating went from 1838 to 1807 at the NJTTC Thursday Adv League event from 15 Feb 2024. 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.