This page explains how Toshio Yamashita (USATT# 30978)'s rating went from 998 to 1532 at the Power Pong Open held on - 1 Aug 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.