This page explains how Vladimir Poradich (USATT# 30896)'s rating went from 2253 to 2212 at the 6th Annual Holiday Classic held on - 14 Jan 2007. 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.