This page explains how Robert Spitzer (USATT# 27003)'s rating went from 1675 to 1599 at the NJTTC May Open held on - 17 May 2009. 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.