This page explains how Tim Yee (USATT# 74804)'s rating went from 1136 to 1147 at the AZ PTTC Wednesday event from 8 Feb 2012. 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.