This page explains how Lee Abraham (USATT# 213178)'s rating went from 1661 to 1665 at the 2022 Austin Summer Round Robin held on 28 May 2022 - 28 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.