This page explains how Bill Maguire (USATT# 19763)'s rating went from 1617 to 1592 at the BTTC League event from 21 Mar 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.