This page explains how William Reyes (USATT# 202637)'s rating went from 1866 to 1819 at the 2023 USATT Florida State Championships held on 24 Mar 2023 - 26 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.