This page explains how Brian Brzycki (USATT# 78647)'s rating went from 1873 to 1970 at the 2011 Badger Open held on - 18 Sep 2011. 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.