This page explains how Ahmed Elmallah (USATT# 201797)'s rating went from 2400 to 2351 at the Westchester 2016 June Open held on 25 Jun 2016 - 26 Jun 2016. 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.