This page explains how Percy Johnson (USATT# 220565)'s rating went from 1463 to 1457 at the Richard Hicks Memorial Open held on 15 Sep 2023 - 17 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.