This page explains how Roberto A. Byles (USATT# 4615)'s rating went from 2093 to 2089 at the HITTA Weekly League event from 16 Jul 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.