This page explains how Aaron Flickstein (USATT# 6071)'s rating went from 1508 to 1490 at the 2009 Porky's Fall Classic held on - 18 Oct 2009. 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.