This page explains how Cory Eider (USATT# 62727)'s rating went from 2309 to 2309 at the Minnesota Super League event from 15 Mar 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.