This page explains how Paul A. Frisoli (USATT# 1881)'s rating went from 1281 to 1235 at the NASHUA TABLE TENNIS CLUB event from 9 Sep 2010. 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.