This page explains how Zhonghan Feng (USATT# 275644)'s rating went from 1709 to 1700 at the NJTTC Thursday Adv League event from 25 May 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.