20 Nov 2021 - 21 Nov 2021
This page explains how Eugene Sazhin (USATT# 927269)'s rating went from 1835 to 1749 at the Westchester 2021 November Open held on 20 Nov 2021 - 21 Nov 2021. The links below take you to pages that describe various aspects of the ratings processor.
The ratings 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.