This page explains how Janusz Franeczek (USATT# 26185)'s rating went from 2105 to 2100 at the America's Team Championship held on - 29 May 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.