This page explains how Neil Grey (USATT# 6269)'s rating went from 923 to 914 at the Florida State Closed 2012 held on - 26 Aug 2012. 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.