This page explains how Johnny Ochsner (USATT# 32546)'s rating went from 858 to 649 at the Under 1200 Ratings Tournament held on - 23 Aug 2008. 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.