This page explains how Niraj Muni (USATT# 87903)'s rating went from 1653 to 1640 at the NJTTC Monday League event from 2 Dec 2013. 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.