This page explains how Stan J. Kuzia (USATT# 51140)'s rating went from 1272 to 1258 at the NASHUA TABLE TENNIS CLUB event from 22 Mar 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.