This page explains how Bradley Robbins (USATT# 92461)'s rating went from 653 to 637 at the NASHUA TABLE TENNIS CLUB event from 18 Dec 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.