This page explains how Hasan Shahriar (USATT# 30276)'s rating went from 1459 to 1451 at the Golden Western Open held on - 26 Mar 2006. 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.