This page explains how Billy Carlisle (USATT# 46875)'s rating went from 1821 to 1827 at the Louisiana State Table Tennis Club event from 30 May 2004. 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.