This page explains how Ralph Tanner (USATT# 80304)'s rating went from 1039 to 996 at the 2010 Fall Open held on - 6 Nov 2010. 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.