This page explains how Mitchell Seidenfeld (USATT# 9877)'s rating went from 2152 to 2150 at the Minnesota Fall Classic Open held on - 10 Nov 1996. 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.