This page explains how Rob Bernardini (USATT# 276124)'s rating went from 1227 to 1220 at the BTTC League event from 5 Sep 2023. 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.