This page explains how Cesar T. Serna (USATT# 2316)'s rating went from 2109 to 2119 at the Akin Popoola Memorial TT Tourn held on - 19 Oct 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.