This page explains how Robert Spitzer (USATT# 27003)'s rating went from 1777 to 1727 at the NJTTC Monday League event from 31 Jul 2017. 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.