This page explains how Richard A. Dewitt (USATT# 47261)'s rating went from 2209 to 2208 at the Westchester March 2022 Open held on 26 Mar 2022 - 27 Mar 2022. 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.