This page explains how Johan Athial (USATT# 269864)'s rating went from 1104 to 1074 at the Central Carolinas Super League event from 6 May 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.