This page explains how James Canine (USATT# 71986)'s rating went from 1289 to 1267 at the RoboFit Summer League event from 14 Aug 2010. 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.