This page explains how Alix Jody Geller (USATT# 217083)'s rating went from 1166 to 1160 at the 2019 Oregon State Championships held on 7 Sep 2019 - 7 Sep 2019. 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.