This page explains how John Beaumont (USATT# 59879)'s rating went from 2156 to 2175 at the 2007 Nashua TTC Open held on - 7 Oct 2007. 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.