This page explains how Adam Parrish (USATT# 270794)'s rating went from 1169 to 1153 at the Central Carolinas Super League event from 29 Jul 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.