This page explains how Cory Eider (USATT# 62727)'s rating went from 2215 to 2216 at the Buckeye Open 2005 held on - 24 Apr 2005. 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.