This page explains how Philippe Dassonval (USATT# 60396)'s rating went from 2191 to 2197 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 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.