This page explains how Simon Gendler (USATT# 58822)'s rating went from 1925 to 1919 at the Butterfly Power Pong Open held on - 19 Jan 2003. 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.