This page explains how Jean Newby (USATT# 79223)'s rating went from 1216 to 1187 at the RoboFit Summer League event from 31 Jul 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.