This page explains how Efosa Osayimwen (USATT# 219739)'s rating went from 1527 to 1520 at the Texas Wesleyan Open Tournament held on 14 May 2022 - 14 May 2022. 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.