This page explains how Samuel C Huang (USATT# 6836)'s rating went from 1811 to 1799 at the Potomac Open held on - 12 Nov 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.