This page explains how Charlie Zhao (USATT# 272395)'s rating went from 1110 to 1121 at the Central Carolinas Super League event from 9 Dec 2021. 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.