This page explains how Janusz Franeczek (USATT# 26185)'s rating went from 2134 to 2131 at the Champaign Spring Open Giant Round Robin held on 30 Apr 2016 - 30 Apr 2016. 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.