This page explains how Sean Patrick O'Neill (USATT# 8840)'s rating went from 2412 to 2410 at the Rogues Year of the Sheep Inter Club Team Tournamen held on - 28 Mar 2015. 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.