This page explains how Brett Herrman (USATT# 230579)'s rating went from 1018 to 1377 at the 2021 Missouri Show-Me State Games Open held on 5 Jun 2021 - 5 Jun 2021. 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.