This page explains how Richard Olson (USATT# 24779)'s rating went from 1486 to 1404 at the Power Pong Open held on - 18 Feb 2006. 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.