This page explains how Aziz Zarehbin (USATT# 91906)'s rating went from 2286 to 2234 at the Swan Sunday League event from 22 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.