This page explains how Michelle (Min) Yang (USATT# 73204)'s rating went from 2154 to 2139 at the 2007 ACUI College Nationals held on - 1 Apr 2007. 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.