This page explains how Christoph Teille (USATT# 33443)'s rating went from 2199 to 2177 at the NJTTC 2012 May Open held on - 20 May 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.