This page explains how Arthur Mernone (USATT# 270464)'s rating went from 1005 to 1000 at the SpinBlock Monday Night League event from 12 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.