This page explains how Nathan Matcheson (USATT# 21213)'s rating went from 1195 to 1204 at the NASHUA TABLE TENNIS CLUB event from 7 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.