This page explains how Charles (Ying) Y. Xiong (USATT# 32947)'s rating went from 1860 to 1845 at the NJTTC Thursday Adv League event from 27 Jun 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.