This page explains how Haiyan Cheng (USATT# 71436)'s rating went from 1292 to 1286 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.