This page explains how Ruben Guilloty (USATT# 76819)'s rating went from 1597 to 1580 at the Power Pong Open held on - 7 Nov 2010. 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.