This page explains how Ernest Virgo (USATT# 1858)'s rating went from 2223 to 2224 at the GHTTC June 2015 Open held on - 21 Jun 2015. 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.